net/spdy/spdy_framer_test.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/spdy/spdy_framer.h"
   6
   7 #include <stdlib.h>
   8 #include <string.h>
   9
  10 #include <algorithm>
  11 #include <limits>
  12 #include <memory>
  13 #include <string>
  14 #include <vector>
  15
  16 #include "base/compiler_specific.h"
  17 #include "base/memory/scoped_ptr.h"
  18 #include "net/spdy/hpack_constants.h"
  19 #include "net/spdy/mock_spdy_framer_visitor.h"
  20 #include "net/spdy/spdy_frame_builder.h"
  21 #include "net/spdy/spdy_frame_reader.h"
  22 #include "net/spdy/spdy_protocol.h"
  23 #include "net/spdy/spdy_test_utils.h"
  24 #include "testing/gmock/include/gmock/gmock.h"
  25 #include "testing/platform_test.h"
  26
  27 using std::string;
  28 using testing::_;
  29
  30 namespace net {
  31
  32 namespace test {
  33
  34 static const size_t kMaxDecompressedSize = 1024;
  35
  36 class MockDebugVisitor : public SpdyFramerDebugVisitorInterface {
  37  public:
  38   MOCK_METHOD4(OnSendCompressedFrame, void(SpdyStreamId stream_id,
  39                                            SpdyFrameType type,
  40                                            size_t payload_len,
  41                                            size_t frame_len));
  42
  43   MOCK_METHOD3(OnReceiveCompressedFrame, void(SpdyStreamId stream_id,
  44                                               SpdyFrameType type,
  45                                               size_t frame_len));
  46 };
  47
  48 class SpdyFramerTestUtil {
  49  public:
  50   // Decompress a single frame using the decompression context held by
  51   // the SpdyFramer.  The implemention is meant for use only in tests
  52   // and will CHECK fail if the input is anything other than a single,
  53   // well-formed compressed frame.
  54   //
  55   // Returns a new decompressed SpdyFrame.
  56   template<class SpdyFrameType> static SpdyFrame* DecompressFrame(
  57       SpdyFramer* framer, const SpdyFrameType& frame) {
  58     DecompressionVisitor visitor(framer->protocol_version());
  59     framer->set_visitor(&visitor);
  60     CHECK_EQ(frame.size(), framer->ProcessInput(frame.data(), frame.size()));
  61     CHECK_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer->state());
  62     framer->set_visitor(NULL);
  63
  64     char* buffer = visitor.ReleaseBuffer();
  65     CHECK(buffer != NULL);
  66     SpdyFrame* decompressed_frame = new SpdyFrame(buffer, visitor.size(), true);
  67     SetFrameLength(decompressed_frame,
  68                    visitor.size() - framer->GetControlFrameHeaderSize(),
  69                    framer->protocol_version());
  70     return decompressed_frame;
  71   }
  72
  73   class DecompressionVisitor : public SpdyFramerVisitorInterface {
  74    public:
  75     explicit DecompressionVisitor(SpdyMajorVersion version)
  76         : version_(version), size_(0), finished_(false) {}
  77
  78     void ResetBuffer() {
  79       CHECK(buffer_.get() == NULL);
  80       CHECK_EQ(0u, size_);
  81       CHECK(!finished_);
  82       buffer_.reset(new char[kMaxDecompressedSize]);
  83     }
  84
  85     void OnError(SpdyFramer* framer) override { LOG(FATAL); }
  86     void OnDataFrameHeader(SpdyStreamId stream_id,
  87                            size_t length,
  88                            bool fin) override {
  89       LOG(FATAL) << "Unexpected data frame header";
  90     }
  91     void OnStreamFrameData(SpdyStreamId stream_id,
  92                            const char* data,
  93                            size_t len,
  94                            bool fin) override {
  95       LOG(FATAL);
  96     }
  97
  98     void OnStreamPadding(SpdyStreamId stream_id, size_t len) override {
  99       LOG(FATAL);
 100     }
 101
 102     bool OnControlFrameHeaderData(SpdyStreamId stream_id,
 103                                   const char* header_data,
 104                                   size_t len) override {
 105       CHECK(buffer_.get() != NULL);
 106       CHECK_GE(kMaxDecompressedSize, size_ + len);
 107       CHECK(!finished_);
 108       if (len != 0) {
 109         memcpy(buffer_.get() + size_, header_data, len);
 110         size_ += len;
 111       } else {
 112         // Done.
 113         finished_ = true;
 114       }
 115       return true;
 116     }
 117
 118     void OnSynStream(SpdyStreamId stream_id,
 119                      SpdyStreamId associated_stream_id,
 120                      SpdyPriority priority,
 121                      bool fin,
 122                      bool unidirectional) override {
 123       SpdyFramer framer(version_);
 124       framer.set_enable_compression(false);
 125       SpdySynStreamIR syn_stream(stream_id);
 126       syn_stream.set_associated_to_stream_id(associated_stream_id);
 127       syn_stream.set_priority(priority);
 128       syn_stream.set_fin(fin);
 129       syn_stream.set_unidirectional(unidirectional);
 130       scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
 131       ResetBuffer();
 132       memcpy(buffer_.get(), frame->data(), framer.GetSynStreamMinimumSize());
 133       size_ += framer.GetSynStreamMinimumSize();
 134     }
 135
 136     void OnSynReply(SpdyStreamId stream_id, bool fin) override {
 137       SpdyFramer framer(version_);
 138       framer.set_enable_compression(false);
 139       SpdyHeadersIR headers(stream_id);
 140       headers.set_fin(fin);
 141       scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers));
 142       ResetBuffer();
 143       memcpy(buffer_.get(), frame->data(), framer.GetHeadersMinimumSize());
 144       size_ += framer.GetSynStreamMinimumSize();
 145     }
 146
 147     void OnRstStream(SpdyStreamId stream_id,
 148                      SpdyRstStreamStatus status) override {
 149       LOG(FATAL);
 150     }
 151     void OnSetting(SpdySettingsIds id, uint8 flags, uint32 value) override {
 152       LOG(FATAL);
 153     }
 154     void OnPing(SpdyPingId unique_id, bool is_ack) override { LOG(FATAL); }
 155     void OnSettingsEnd() override { LOG(FATAL); }
 156     void OnGoAway(SpdyStreamId last_accepted_stream_id,
 157                   SpdyGoAwayStatus status) override {
 158       LOG(FATAL);
 159     }
 160
 161     void OnHeaders(SpdyStreamId stream_id,
 162                    bool has_priority,
 163                    SpdyPriority priority,
 164                    SpdyStreamId parent_stream_id,
 165                    bool exclusive,
 166                    bool fin,
 167                    bool end) override {
 168       SpdyFramer framer(version_);
 169       framer.set_enable_compression(false);
 170       SpdyHeadersIR headers(stream_id);
 171       headers.set_has_priority(has_priority);
 172       headers.set_priority(priority);
 173       headers.set_parent_stream_id(parent_stream_id);
 174       headers.set_exclusive(exclusive);
 175       headers.set_fin(fin);
 176       scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers));
 177       ResetBuffer();
 178       memcpy(buffer_.get(), frame->data(), framer.GetHeadersMinimumSize());
 179       size_ += framer.GetHeadersMinimumSize();
 180     }
 181
 182     void OnWindowUpdate(SpdyStreamId stream_id,
 183                         int delta_window_size) override {
 184       LOG(FATAL);
 185     }
 186
 187     void OnPushPromise(SpdyStreamId stream_id,
 188                        SpdyStreamId promised_stream_id,
 189                        bool end) override {
 190       SpdyFramer framer(version_);
 191       framer.set_enable_compression(false);
 192       SpdyPushPromiseIR push_promise(stream_id, promised_stream_id);
 193       scoped_ptr<SpdyFrame> frame(framer.SerializePushPromise(push_promise));
 194       ResetBuffer();
 195       memcpy(buffer_.get(), frame->data(), framer.GetPushPromiseMinimumSize());
 196       size_ += framer.GetPushPromiseMinimumSize();
 197     }
 198
 199     void OnContinuation(SpdyStreamId stream_id, bool end) override {
 200       LOG(FATAL);
 201     }
 202
 203     void OnPriority(SpdyStreamId stream_id,
 204                     SpdyStreamId parent_stream_id,
 205                     uint8 weight,
 206                     bool exclusive) override {
 207       // Do nothing.
 208     }
 209
 210     bool OnUnknownFrame(SpdyStreamId stream_id, int frame_type) override {
 211       LOG(FATAL);
 212       return false;
 213     }
 214
 215     char* ReleaseBuffer() {
 216       CHECK(finished_);
 217       return buffer_.release();
 218     }
 219
 220     size_t size() const {
 221       CHECK(finished_);
 222       return size_;
 223     }
 224
 225    private:
 226     SpdyMajorVersion version_;
 227     scoped_ptr<char[]> buffer_;
 228     size_t size_;
 229     bool finished_;
 230
 231     DISALLOW_COPY_AND_ASSIGN(DecompressionVisitor);
 232   };
 233
 234  private:
 235   DISALLOW_COPY_AND_ASSIGN(SpdyFramerTestUtil);
 236 };
 237
 238 class TestSpdyVisitor : public SpdyFramerVisitorInterface,
 239                         public SpdyFramerDebugVisitorInterface {
 240  public:
 241   // This is larger than our max frame size because header blocks that
 242   // are too long can spill over into CONTINUATION frames.
 243   static const size_t kDefaultHeaderBufferSize = 16 * 1024 * 1024;
 244
 245   explicit TestSpdyVisitor(SpdyMajorVersion version)
 246       : framer_(version),
 247         use_compression_(false),
 248         error_count_(0),
 249         syn_frame_count_(0),
 250         syn_reply_frame_count_(0),
 251         headers_frame_count_(0),
 252         push_promise_frame_count_(0),
 253         goaway_count_(0),
 254         setting_count_(0),
 255         settings_ack_sent_(0),
 256         settings_ack_received_(0),
 257         continuation_count_(0),
 258         altsvc_count_(0),
 259         priority_count_(0),
 260         test_altsvc_ir_(0),
 261         on_unknown_frame_result_(false),
 262         last_window_update_stream_(0),
 263         last_window_update_delta_(0),
 264         last_push_promise_stream_(0),
 265         last_push_promise_promised_stream_(0),
 266         data_bytes_(0),
 267         fin_frame_count_(0),
 268         fin_opaque_data_(),
 269         fin_flag_count_(0),
 270         zero_length_data_frame_count_(0),
 271         control_frame_header_data_count_(0),
 272         zero_length_control_frame_header_data_count_(0),
 273         data_frame_count_(0),
 274         last_payload_len_(0),
 275         last_frame_len_(0),
 276         header_buffer_(new char[kDefaultHeaderBufferSize]),
 277         header_buffer_length_(0),
 278         header_buffer_size_(kDefaultHeaderBufferSize),
 279         header_stream_id_(static_cast<SpdyStreamId>(-1)),
 280         header_control_type_(DATA),
 281         header_buffer_valid_(false) {}
 282
 283   void OnError(SpdyFramer* f) override {
 284     LOG(INFO) << "SpdyFramer Error: "
 285               << SpdyFramer::ErrorCodeToString(f->error_code());
 286     ++error_count_;
 287   }
 288
 289   void OnDataFrameHeader(SpdyStreamId stream_id,
 290                          size_t length,
 291                          bool fin) override {
 292     ++data_frame_count_;
 293     header_stream_id_ = stream_id;
 294   }
 295
 296   void OnStreamFrameData(SpdyStreamId stream_id,
 297                          const char* data,
 298                          size_t len,
 299                          bool fin) override {
 300     EXPECT_EQ(header_stream_id_, stream_id);
 301     if (len == 0)
 302       ++zero_length_data_frame_count_;
 303
 304     data_bytes_ += len;
 305     LOG(INFO) << "OnStreamFrameData(" << stream_id << ", \"";
 306     if (len > 0) {
 307       for (size_t i = 0 ; i < len; ++i) {
 308         LOG(INFO) << std::hex << (0xFF & static_cast<unsigned int>(data[i]))
 309                   << std::dec;
 310       }
 311     }
 312     LOG(INFO) << "\", " << len << ")\n";
 313   }
 314
 315   void OnStreamPadding(SpdyStreamId stream_id, size_t len) override {
 316     EXPECT_EQ(header_stream_id_, stream_id);
 317     data_bytes_ += len;
 318     LOG(INFO) << "OnStreamPadding(" << stream_id << ", " << len << ")\n";
 319   }
 320
 321   bool OnControlFrameHeaderData(SpdyStreamId stream_id,
 322                                 const char* header_data,
 323                                 size_t len) override {
 324     ++control_frame_header_data_count_;
 325     CHECK_EQ(header_stream_id_, stream_id);
 326     if (len == 0) {
 327       ++zero_length_control_frame_header_data_count_;
 328       // Indicates end-of-header-block.
 329       headers_.clear();
 330       CHECK(header_buffer_valid_);
 331       size_t parsed_length = framer_.ParseHeaderBlockInBuffer(
 332           header_buffer_.get(), header_buffer_length_, &headers_);
 333       LOG_IF(DFATAL, header_buffer_length_ != parsed_length)
 334           << "Check failed: header_buffer_length_ == parsed_length "
 335           << "(" << header_buffer_length_ << " vs. " << parsed_length << ")";
 336       return true;
 337     }
 338     const size_t available = header_buffer_size_ - header_buffer_length_;
 339     if (len > available) {
 340       header_buffer_valid_ = false;
 341       return false;
 342     }
 343     memcpy(header_buffer_.get() + header_buffer_length_, header_data, len);
 344     header_buffer_length_ += len;
 345     return true;
 346   }
 347
 348   void OnSynStream(SpdyStreamId stream_id,
 349                    SpdyStreamId associated_stream_id,
 350                    SpdyPriority priority,
 351                    bool fin,
 352                    bool unidirectional) override {
 353     ++syn_frame_count_;
 354     if (framer_.protocol_version() > SPDY3) {
 355       InitHeaderStreaming(HEADERS, stream_id);
 356     } else {
 357       InitHeaderStreaming(SYN_STREAM, stream_id);
 358     }
 359     if (fin) {
 360       ++fin_flag_count_;
 361     }
 362   }
 363
 364   void OnSynReply(SpdyStreamId stream_id, bool fin) override {
 365     ++syn_reply_frame_count_;
 366     if (framer_.protocol_version() > SPDY3) {
 367       InitHeaderStreaming(HEADERS, stream_id);
 368     } else {
 369       InitHeaderStreaming(SYN_REPLY, stream_id);
 370     }
 371     if (fin) {
 372       ++fin_flag_count_;
 373     }
 374   }
 375
 376   void OnRstStream(SpdyStreamId stream_id,
 377                    SpdyRstStreamStatus status) override {
 378     ++fin_frame_count_;
 379   }
 380
 381   bool OnRstStreamFrameData(const char* rst_stream_data, size_t len) override {
 382     if ((rst_stream_data != NULL) && (len > 0)) {
 383       fin_opaque_data_ += string(rst_stream_data, len);
 384     }
 385     return true;
 386   }
 387
 388   void OnSetting(SpdySettingsIds id, uint8 flags, uint32 value) override {
 389     ++setting_count_;
 390   }
 391
 392   void OnSettingsAck() override {
 393     DCHECK_LT(SPDY3, framer_.protocol_version());
 394     ++settings_ack_received_;
 395   }
 396
 397   void OnSettingsEnd() override {
 398     if (framer_.protocol_version() <= SPDY3) { return; }
 399     ++settings_ack_sent_;
 400   }
 401
 402   void OnPing(SpdyPingId unique_id, bool is_ack) override { DLOG(FATAL); }
 403
 404   void OnGoAway(SpdyStreamId last_accepted_stream_id,
 405                 SpdyGoAwayStatus status) override {
 406     ++goaway_count_;
 407   }
 408
 409   void OnHeaders(SpdyStreamId stream_id,
 410                  bool has_priority,
 411                  SpdyPriority priority,
 412                  SpdyStreamId parent_stream_id,
 413                  bool exclusive,
 414                  bool fin,
 415                  bool end) override {
 416     ++headers_frame_count_;
 417     InitHeaderStreaming(HEADERS, stream_id);
 418     if (fin) {
 419       ++fin_flag_count_;
 420     }
 421     header_has_priority_ = has_priority;
 422     header_parent_stream_id_ = parent_stream_id;
 423     header_exclusive_ = exclusive;
 424   }
 425
 426   void OnWindowUpdate(SpdyStreamId stream_id, int delta_window_size) override {
 427     last_window_update_stream_ = stream_id;
 428     last_window_update_delta_ = delta_window_size;
 429   }
 430
 431   void OnPushPromise(SpdyStreamId stream_id,
 432                      SpdyStreamId promised_stream_id,
 433                      bool end) override {
 434     ++push_promise_frame_count_;
 435     InitHeaderStreaming(PUSH_PROMISE, stream_id);
 436     last_push_promise_stream_ = stream_id;
 437     last_push_promise_promised_stream_ = promised_stream_id;
 438   }
 439
 440   void OnContinuation(SpdyStreamId stream_id, bool end) override {
 441     ++continuation_count_;
 442   }
 443
 444   void OnAltSvc(SpdyStreamId stream_id,
 445                 StringPiece origin,
 446                 const SpdyAltSvcWireFormat::AlternativeServiceVector&
 447                     altsvc_vector) override {
 448     test_altsvc_ir_.set_stream_id(stream_id);
 449     if (origin.length() > 0) {
 450       test_altsvc_ir_.set_origin(origin.as_string());
 451     }
 452     for (const SpdyAltSvcWireFormat::AlternativeService& altsvc :
 453          altsvc_vector) {
 454       test_altsvc_ir_.add_altsvc(altsvc);
 455     }
 456     ++altsvc_count_;
 457   }
 458
 459   void OnPriority(SpdyStreamId stream_id,
 460                   SpdyStreamId parent_stream_id,
 461                   uint8 weight,
 462                   bool exclusive) override {
 463     ++priority_count_;
 464   }
 465
 466   bool OnUnknownFrame(SpdyStreamId stream_id, int frame_type) override {
 467     DLOG(INFO) << "Unknown frame type " << frame_type;
 468     return on_unknown_frame_result_;
 469   }
 470
 471   void OnSendCompressedFrame(SpdyStreamId stream_id,
 472                              SpdyFrameType type,
 473                              size_t payload_len,
 474                              size_t frame_len) override {
 475     last_payload_len_ = payload_len;
 476     last_frame_len_ = frame_len;
 477   }
 478
 479   void OnReceiveCompressedFrame(SpdyStreamId stream_id,
 480                                 SpdyFrameType type,
 481                                 size_t frame_len) override {
 482     last_frame_len_ = frame_len;
 483   }
 484
 485   // Convenience function which runs a framer simulation with particular input.
 486   void SimulateInFramer(const unsigned char* input, size_t size) {
 487     framer_.set_enable_compression(use_compression_);
 488     framer_.set_visitor(this);
 489     size_t input_remaining = size;
 490     const char* input_ptr = reinterpret_cast<const char*>(input);
 491     while (input_remaining > 0 &&
 492            framer_.error_code() == SpdyFramer::SPDY_NO_ERROR) {
 493       // To make the tests more interesting, we feed random (and small) chunks
 494       // into the framer.  This simulates getting strange-sized reads from
 495       // the socket.
 496       const size_t kMaxReadSize = 32;
 497       size_t bytes_read =
 498           (rand() % std::min(input_remaining, kMaxReadSize)) + 1;
 499       size_t bytes_processed = framer_.ProcessInput(input_ptr, bytes_read);
 500       input_remaining -= bytes_processed;
 501       input_ptr += bytes_processed;
 502     }
 503   }
 504
 505   void InitHeaderStreaming(SpdyFrameType header_control_type,
 506                            SpdyStreamId stream_id) {
 507     if (!SpdyConstants::IsValidFrameType(framer_.protocol_version(),
 508         SpdyConstants::SerializeFrameType(framer_.protocol_version(),
 509                                           header_control_type))) {
 510       DLOG(FATAL) << "Attempted to init header streaming with "
 511                   << "invalid control frame type: "
 512                   << header_control_type;
 513     }
 514     memset(header_buffer_.get(), 0, header_buffer_size_);
 515     header_buffer_length_ = 0;
 516     header_stream_id_ = stream_id;
 517     header_control_type_ = header_control_type;
 518     header_buffer_valid_ = true;
 519     DCHECK_NE(header_stream_id_, SpdyFramer::kInvalidStream);
 520   }
 521
 522   // Override the default buffer size (16K). Call before using the framer!
 523   void set_header_buffer_size(size_t header_buffer_size) {
 524     header_buffer_size_ = header_buffer_size;
 525     header_buffer_.reset(new char[header_buffer_size]);
 526   }
 527
 528   // Largest control frame that the SPDY implementation sends, including the
 529   // size of the header.
 530   static size_t sent_control_frame_max_size() {
 531     return SpdyFramer::kMaxControlFrameSize;
 532   }
 533
 534   static size_t header_data_chunk_max_size() {
 535     return SpdyFramer::kHeaderDataChunkMaxSize;
 536   }
 537
 538   SpdyFramer framer_;
 539   bool use_compression_;
 540
 541   // Counters from the visitor callbacks.
 542   int error_count_;
 543   int syn_frame_count_;
 544   int syn_reply_frame_count_;
 545   int headers_frame_count_;
 546   int push_promise_frame_count_;
 547   int goaway_count_;
 548   int setting_count_;
 549   int settings_ack_sent_;
 550   int settings_ack_received_;
 551   int continuation_count_;
 552   int altsvc_count_;
 553   int priority_count_;
 554   SpdyAltSvcIR test_altsvc_ir_;
 555   bool on_unknown_frame_result_;
 556   SpdyStreamId last_window_update_stream_;
 557   int last_window_update_delta_;
 558   SpdyStreamId last_push_promise_stream_;
 559   SpdyStreamId last_push_promise_promised_stream_;
 560   int data_bytes_;
 561   int fin_frame_count_;  // The count of RST_STREAM type frames received.
 562   string fin_opaque_data_;
 563   int fin_flag_count_;  // The count of frames with the FIN flag set.
 564   int zero_length_data_frame_count_;  // The count of zero-length data frames.
 565   int control_frame_header_data_count_;  // The count of chunks received.
 566   // The count of zero-length control frame header data chunks received.
 567   int zero_length_control_frame_header_data_count_;
 568   int data_frame_count_;
 569   size_t last_payload_len_;
 570   size_t last_frame_len_;
 571
 572   // Header block streaming state:
 573   scoped_ptr<char[]> header_buffer_;
 574   size_t header_buffer_length_;
 575   size_t header_buffer_size_;
 576   SpdyStreamId header_stream_id_;
 577   SpdyFrameType header_control_type_;
 578   bool header_buffer_valid_;
 579   SpdyHeaderBlock headers_;
 580   bool header_has_priority_;
 581   SpdyStreamId header_parent_stream_id_;
 582   bool header_exclusive_;
 583 };
 584
 585 class SpdyFramerPeer {
 586  public:
 587   static size_t ControlFrameBufferSize() {
 588     return SpdyFramer::kControlFrameBufferSize;
 589   }
 590   static size_t GetNumberRequiredContinuationFrames(SpdyFramer* framer,
 591                                                     size_t size) {
 592     return framer->GetNumberRequiredContinuationFrames(size);
 593   }
 594 };
 595
 596 // Retrieves serialized headers from a HEADERS or SYN_STREAM frame.
 597 base::StringPiece GetSerializedHeaders(const SpdyFrame* frame,
 598                                        const SpdyFramer& framer) {
 599   SpdyFrameReader reader(frame->data(), frame->size());
 600   if (framer.protocol_version() > SPDY3) {
 601     reader.Seek(3);  // Seek past the frame length.
 602   } else {
 603     reader.Seek(2);  // Seek past the frame length.
 604   }
 605   SpdyFrameType frame_type;
 606   if (framer.protocol_version() > SPDY3) {
 607     uint8 serialized_type;
 608     reader.ReadUInt8(&serialized_type);
 609     frame_type = SpdyConstants::ParseFrameType(framer.protocol_version(),
 610                                                serialized_type);
 611     DCHECK_EQ(HEADERS, frame_type);
 612     uint8 flags;
 613     reader.ReadUInt8(&flags);
 614     if (flags & HEADERS_FLAG_PRIORITY) {
 615       frame_type = SYN_STREAM;
 616     }
 617   } else {
 618     uint16 serialized_type;
 619     reader.ReadUInt16(&serialized_type);
 620     frame_type = SpdyConstants::ParseFrameType(framer.protocol_version(),
 621                                                serialized_type);
 622     DCHECK(frame_type == HEADERS ||
 623            frame_type == SYN_STREAM) << frame_type;
 624   }
 625
 626   if (frame_type == SYN_STREAM) {
 627     return StringPiece(frame->data() + framer.GetSynStreamMinimumSize(),
 628                        frame->size() - framer.GetSynStreamMinimumSize());
 629   } else {
 630     return StringPiece(frame->data() + framer.GetHeadersMinimumSize(),
 631                        frame->size() - framer.GetHeadersMinimumSize());
 632   }
 633 }
 634
 635 class SpdyFramerTest : public ::testing::TestWithParam<SpdyMajorVersion> {
 636  protected:
 637   void SetUp() override {
 638     spdy_version_ = GetParam();
 639     spdy_version_ch_ = static_cast<unsigned char>(
 640         SpdyConstants::SerializeMajorVersion(spdy_version_));
 641   }
 642
 643   void CompareFrame(const string& description,
 644                     const SpdyFrame& actual_frame,
 645                     const unsigned char* expected,
 646                     const int expected_len) {
 647     const unsigned char* actual =
 648         reinterpret_cast<const unsigned char*>(actual_frame.data());
 649     CompareCharArraysWithHexError(
 650         description, actual, actual_frame.size(), expected, expected_len);
 651   }
 652
 653   void CompareFrames(const string& description,
 654                      const SpdyFrame& expected_frame,
 655                      const SpdyFrame& actual_frame) {
 656     CompareCharArraysWithHexError(
 657         description,
 658         reinterpret_cast<const unsigned char*>(expected_frame.data()),
 659         expected_frame.size(),
 660         reinterpret_cast<const unsigned char*>(actual_frame.data()),
 661         actual_frame.size());
 662   }
 663
 664   // Returns true if the two header blocks have equivalent content.
 665   bool CompareHeaderBlocks(const SpdyHeaderBlock* expected,
 666                            const SpdyHeaderBlock* actual) {
 667     if (expected->size() != actual->size()) {
 668       LOG(ERROR) << "Expected " << expected->size() << " headers; actually got "
 669                  << actual->size() << ".";
 670       return false;
 671     }
 672     for (SpdyHeaderBlock::const_iterator it = expected->begin();
 673          it != expected->end();
 674          ++it) {
 675       SpdyHeaderBlock::const_iterator it2 = actual->find(it->first);
 676       if (it2 == actual->end()) {
 677         LOG(ERROR) << "Expected header name '" << it->first << "'.";
 678         return false;
 679       }
 680       if (it->second.compare(it2->second) != 0) {
 681         LOG(ERROR) << "Expected header named '" << it->first
 682                    << "' to have a value of '" << it->second
 683                    << "'. The actual value received was '" << it2->second
 684                    << "'.";
 685         return false;
 686       }
 687     }
 688     return true;
 689   }
 690
 691   bool IsSpdy2() { return spdy_version_ == SPDY2; }
 692   bool IsSpdy3() { return spdy_version_ == SPDY3; }
 693   bool IsHttp2() { return spdy_version_ == HTTP2; }
 694
 695   // Version of SPDY protocol to be used.
 696   SpdyMajorVersion spdy_version_;
 697   unsigned char spdy_version_ch_;
 698 };
 699
 700 // All tests are run with 3 different SPDY versions: SPDY/2, SPDY/3, HTTP/2.
 701 INSTANTIATE_TEST_CASE_P(SpdyFramerTests,
 702                         SpdyFramerTest,
 703                         ::testing::Values(SPDY2, SPDY3, HTTP2));
 704
 705 // Test that we ignore cookie where both name and value are empty.
 706 TEST_P(SpdyFramerTest, HeaderBlockWithEmptyCookie) {
 707   if (spdy_version_ > SPDY3) {
 708     // Not implemented for hpack.
 709     return;
 710   }
 711
 712   SpdyFramer framer(spdy_version_);
 713   framer.set_enable_compression(true);
 714   SpdyHeadersIR headers(1);
 715   headers.set_priority(1);
 716   headers.SetHeader("cookie",
 717                     "=; key=value; ;  = ; foo; bar=;  ;  =   ; k2=v2 ; =");
 718   scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers));
 719   EXPECT_TRUE(frame.get() != NULL);
 720
 721   TestSpdyVisitor visitor(spdy_version_);
 722   visitor.use_compression_ = true;
 723   visitor.SimulateInFramer(
 724       reinterpret_cast<unsigned char*>(frame->data()),
 725       frame->size());
 726
 727   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
 728   EXPECT_FALSE(CompareHeaderBlocks(&headers.header_block(), &visitor.headers_));
 729   EXPECT_EQ(1u, visitor.headers_.size());
 730   EXPECT_EQ("key=value; foo; bar=; k2=v2 ", visitor.headers_["cookie"]);
 731 }
 732
 733 // Test that we can encode and decode a SpdyHeaderBlock in serialized form.
 734 TEST_P(SpdyFramerTest, HeaderBlockInBuffer) {
 735   SpdyFramer framer(spdy_version_);
 736   framer.set_enable_compression(false);
 737
 738   // Encode the header block into a Headers frame.
 739   SpdyHeadersIR headers(1);
 740   headers.set_priority(1);
 741   headers.SetHeader("alpha", "beta");
 742   headers.SetHeader("gamma", "charlie");
 743   headers.SetHeader("cookie", "key1=value1; key2=value2");
 744   scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers));
 745   EXPECT_TRUE(frame.get() != NULL);
 746
 747   TestSpdyVisitor visitor(spdy_version_);
 748   visitor.use_compression_ = false;
 749   visitor.SimulateInFramer(
 750       reinterpret_cast<unsigned char*>(frame->data()),
 751       frame->size());
 752
 753   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
 754   EXPECT_TRUE(CompareHeaderBlocks(&headers.header_block(), &visitor.headers_));
 755 }
 756
 757 // Test that if there's not a full frame, we fail to parse it.
 758 TEST_P(SpdyFramerTest, UndersizedHeaderBlockInBuffer) {
 759   SpdyFramer framer(spdy_version_);
 760   framer.set_enable_compression(false);
 761
 762   // Encode the header block into a Headers frame.
 763   SpdyHeadersIR headers(1);
 764   headers.set_priority(1);
 765   headers.SetHeader("alpha", "beta");
 766   headers.SetHeader("gamma", "charlie");
 767   scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers));
 768   EXPECT_TRUE(frame.get() != NULL);
 769
 770   TestSpdyVisitor visitor(spdy_version_);
 771   visitor.use_compression_ = false;
 772   visitor.SimulateInFramer(
 773       reinterpret_cast<unsigned char*>(frame->data()),
 774       frame->size() - 2);
 775
 776   EXPECT_EQ(0, visitor.zero_length_control_frame_header_data_count_);
 777   EXPECT_EQ(0u, visitor.headers_.size());
 778 }
 779
 780 // Test that we can encode and decode stream dependency values in a header
 781 // frame.
 782 TEST_P(SpdyFramerTest, HeaderStreamDependencyValues) {
 783   if (spdy_version_ <= SPDY3) {
 784     return;
 785   }
 786   SpdyFramer framer(spdy_version_);
 787   framer.set_enable_compression(false);
 788
 789   const SpdyStreamId parent_stream_id_test_array[] = {0, 3};
 790   for (SpdyStreamId parent_stream_id : parent_stream_id_test_array) {
 791     const bool exclusive_test_array[] = {true, false};
 792     for (bool exclusive : exclusive_test_array) {
 793       SpdyHeadersIR headers(1);
 794       headers.set_has_priority(true);
 795       headers.set_parent_stream_id(parent_stream_id);
 796       headers.set_exclusive(exclusive);
 797       scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers));
 798       EXPECT_TRUE(frame.get() != NULL);
 799
 800       TestSpdyVisitor visitor(spdy_version_);
 801       visitor.use_compression_ = false;
 802       visitor.SimulateInFramer(reinterpret_cast<unsigned char*>(frame->data()),
 803                                frame->size());
 804
 805       EXPECT_TRUE(visitor.header_has_priority_);
 806       EXPECT_EQ(parent_stream_id, visitor.header_parent_stream_id_);
 807       EXPECT_EQ(exclusive, visitor.header_exclusive_);
 808     }
 809   }
 810 }
 811
 812 // Test that if we receive a SYN_REPLY with stream ID zero, we signal an error
 813 // (but don't crash).
 814 TEST_P(SpdyFramerTest, SynReplyWithStreamIdZero) {
 815   if (spdy_version_ > SPDY3) {
 816     return;
 817   }
 818   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
 819   SpdyFramer framer(spdy_version_);
 820   framer.set_visitor(&visitor);
 821
 822   SpdySynReplyIR syn_reply(0);
 823   syn_reply.SetHeader("alpha", "beta");
 824   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeSynReply(syn_reply));
 825   ASSERT_TRUE(frame.get() != NULL);
 826
 827   // We shouldn't have to read the whole frame before we signal an error.
 828   EXPECT_CALL(visitor, OnError(testing::Eq(&framer)));
 829   EXPECT_GT(frame->size(), framer.ProcessInput(frame->data(), frame->size()));
 830   EXPECT_TRUE(framer.HasError());
 831   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME, framer.error_code())
 832       << SpdyFramer::ErrorCodeToString(framer.error_code());
 833 }
 834
 835 // Test that if we receive a HEADERS with stream ID zero, we signal an error
 836 // (but don't crash).
 837 TEST_P(SpdyFramerTest, HeadersWithStreamIdZero) {
 838   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
 839   SpdyFramer framer(spdy_version_);
 840   framer.set_visitor(&visitor);
 841
 842   SpdyHeadersIR headers_ir(0);
 843   headers_ir.SetHeader("alpha", "beta");
 844   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeHeaders(headers_ir));
 845   ASSERT_TRUE(frame.get() != NULL);
 846
 847   // We shouldn't have to read the whole frame before we signal an error.
 848   EXPECT_CALL(visitor, OnError(testing::Eq(&framer)));
 849   EXPECT_GT(frame->size(), framer.ProcessInput(frame->data(), frame->size()));
 850   EXPECT_TRUE(framer.HasError());
 851   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME, framer.error_code())
 852       << SpdyFramer::ErrorCodeToString(framer.error_code());
 853 }
 854
 855 // Test that if we receive a PUSH_PROMISE with stream ID zero, we signal an
 856 // error (but don't crash).
 857 TEST_P(SpdyFramerTest, PushPromiseWithStreamIdZero) {
 858   if (spdy_version_ <= SPDY3) {
 859     return;
 860   }
 861
 862   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
 863   SpdyFramer framer(spdy_version_);
 864   framer.set_visitor(&visitor);
 865
 866   SpdyPushPromiseIR push_promise(0, 4);
 867   push_promise.SetHeader("alpha", "beta");
 868   scoped_ptr<SpdySerializedFrame> frame(
 869       framer.SerializePushPromise(push_promise));
 870   ASSERT_TRUE(frame.get() != NULL);
 871
 872   // We shouldn't have to read the whole frame before we signal an error.
 873   EXPECT_CALL(visitor, OnError(testing::Eq(&framer)));
 874   EXPECT_GT(frame->size(), framer.ProcessInput(frame->data(), frame->size()));
 875   EXPECT_TRUE(framer.HasError());
 876   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME, framer.error_code())
 877       << SpdyFramer::ErrorCodeToString(framer.error_code());
 878 }
 879
 880 // Test that if we receive a PUSH_PROMISE with promised stream ID zero, we
 881 // signal an error (but don't crash).
 882 TEST_P(SpdyFramerTest, PushPromiseWithPromisedStreamIdZero) {
 883   if (spdy_version_ <= SPDY3) {
 884     return;
 885   }
 886
 887   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
 888   SpdyFramer framer(spdy_version_);
 889   framer.set_visitor(&visitor);
 890
 891   SpdyPushPromiseIR push_promise(3, 0);
 892   push_promise.SetHeader("alpha", "beta");
 893   scoped_ptr<SpdySerializedFrame> frame(
 894     framer.SerializePushPromise(push_promise));
 895   ASSERT_TRUE(frame.get() != NULL);
 896
 897   // We shouldn't have to read the whole frame before we signal an error.
 898   EXPECT_CALL(visitor, OnError(testing::Eq(&framer)));
 899   EXPECT_GT(frame->size(), framer.ProcessInput(frame->data(), frame->size()));
 900   EXPECT_TRUE(framer.HasError());
 901   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME, framer.error_code())
 902       << SpdyFramer::ErrorCodeToString(framer.error_code());
 903 }
 904
 905 TEST_P(SpdyFramerTest, DuplicateHeader) {
 906   if (spdy_version_ > SPDY3) {
 907     // TODO(jgraettinger): Punting on this because we haven't determined
 908     // whether duplicate HPACK headers other than Cookie are an error.
 909     // If they are, this will need to be updated to use HpackOutputStream.
 910     return;
 911   }
 912   SpdyFramer framer(spdy_version_);
 913   // Frame builder with plentiful buffer size.
 914   SpdyFrameBuilder frame(1024, spdy_version_);
 915   if (spdy_version_ <= SPDY3) {
 916     frame.WriteControlFrameHeader(framer, SYN_STREAM, CONTROL_FLAG_NONE);
 917     frame.WriteUInt32(3);  // stream_id
 918     frame.WriteUInt32(0);  // associated stream id
 919     frame.WriteUInt16(0);  // Priority.
 920   } else {
 921     frame.BeginNewFrame(framer, HEADERS, HEADERS_FLAG_PRIORITY, 3);
 922     frame.WriteUInt32(framer.GetHighestPriority());
 923   }
 924
 925   if (IsSpdy2()) {
 926     frame.WriteUInt16(2);  // Number of headers.
 927     frame.WriteStringPiece16("name");
 928     frame.WriteStringPiece16("value1");
 929     frame.WriteStringPiece16("name");
 930     frame.WriteStringPiece16("value2");
 931   } else {
 932     frame.WriteUInt32(2);  // Number of headers.
 933     frame.WriteStringPiece32("name");
 934     frame.WriteStringPiece32("value1");
 935     frame.WriteStringPiece32("name");
 936     frame.WriteStringPiece32("value2");
 937   }
 938   // write the length
 939   frame.RewriteLength(framer);
 940
 941   SpdyHeaderBlock new_headers;
 942   framer.set_enable_compression(false);
 943   scoped_ptr<SpdyFrame> control_frame(frame.take());
 944   base::StringPiece serialized_headers =
 945       GetSerializedHeaders(control_frame.get(), framer);
 946   // This should fail because duplicate headers are verboten by the spec.
 947   EXPECT_FALSE(framer.ParseHeaderBlockInBuffer(serialized_headers.data(),
 948                                                serialized_headers.size(),
 949                                                &new_headers));
 950 }
 951
 952 TEST_P(SpdyFramerTest, MultiValueHeader) {
 953   SpdyFramer framer(spdy_version_);
 954   // Frame builder with plentiful buffer size.
 955   SpdyFrameBuilder frame(1024, spdy_version_);
 956   if (spdy_version_ <= SPDY3) {
 957     frame.WriteControlFrameHeader(framer, SYN_STREAM, CONTROL_FLAG_NONE);
 958     frame.WriteUInt32(3);  // stream_id
 959     frame.WriteUInt32(0);  // associated stream id
 960     frame.WriteUInt16(0);  // Priority.
 961   } else {
 962     frame.BeginNewFrame(framer,
 963                         HEADERS,
 964                         HEADERS_FLAG_PRIORITY | HEADERS_FLAG_END_HEADERS,
 965                         3);
 966     frame.WriteUInt32(0);  // Priority exclusivity and dependent stream.
 967     frame.WriteUInt8(255);  // Priority weight.
 968   }
 969
 970   string value("value1\0value2", 13);
 971   if (IsSpdy2()) {
 972     frame.WriteUInt16(1);  // Number of headers.
 973     frame.WriteStringPiece16("name");
 974     frame.WriteStringPiece16(value);
 975   } else if (spdy_version_ > SPDY3) {
 976     // TODO(jgraettinger): If this pattern appears again, move to test class.
 977     SpdyHeaderBlock header_set;
 978     header_set["name"] = value;
 979     string buffer;
 980     HpackEncoder encoder(ObtainHpackHuffmanTable());
 981     encoder.EncodeHeaderSetWithoutCompression(header_set, &buffer);
 982     frame.WriteBytes(&buffer[0], buffer.size());
 983   } else {
 984     frame.WriteUInt32(1);  // Number of headers.
 985     frame.WriteStringPiece32("name");
 986     frame.WriteStringPiece32(value);
 987   }
 988   // write the length
 989   frame.RewriteLength(framer);
 990
 991   framer.set_enable_compression(false);
 992   scoped_ptr<SpdyFrame> control_frame(frame.take());
 993
 994   TestSpdyVisitor visitor(spdy_version_);
 995   visitor.use_compression_ = false;
 996   visitor.SimulateInFramer(
 997       reinterpret_cast<unsigned char*>(control_frame->data()),
 998       control_frame->size());
 999
1000   EXPECT_THAT(visitor.headers_,
1001               testing::ElementsAre(testing::Pair("name", value)));
1002 }
1003
1004 TEST_P(SpdyFramerTest, BasicCompression) {
1005   if (spdy_version_ > SPDY3) {
1006     // Deflate compression doesn't apply to HPACK.
1007     return;
1008   }
1009   scoped_ptr<TestSpdyVisitor> visitor(new TestSpdyVisitor(spdy_version_));
1010   SpdyFramer framer(spdy_version_);
1011   framer.set_debug_visitor(visitor.get());
1012   SpdySynStreamIR syn_stream(1);
1013   syn_stream.set_priority(1);
1014   syn_stream.SetHeader("server", "SpdyServer 1.0");
1015   syn_stream.SetHeader("date", "Mon 12 Jan 2009 12:12:12 PST");
1016   syn_stream.SetHeader("status", "200");
1017   syn_stream.SetHeader("version", "HTTP/1.1");
1018   syn_stream.SetHeader("content-type", "text/html");
1019   syn_stream.SetHeader("content-length", "12");
1020   scoped_ptr<SpdyFrame> frame1(framer.SerializeSynStream(syn_stream));
1021   size_t uncompressed_size1 = visitor->last_payload_len_;
1022   size_t compressed_size1 =
1023       visitor->last_frame_len_ - framer.GetSynStreamMinimumSize();
1024   if (IsSpdy2()) {
1025     EXPECT_EQ(139u, uncompressed_size1);
1026 #if defined(USE_SYSTEM_ZLIB)
1027     EXPECT_EQ(155u, compressed_size1);
1028 #else  // !defined(USE_SYSTEM_ZLIB)
1029     EXPECT_EQ(135u, compressed_size1);
1030 #endif  // !defined(USE_SYSTEM_ZLIB)
1031   } else {
1032     EXPECT_EQ(165u, uncompressed_size1);
1033 #if defined(USE_SYSTEM_ZLIB)
1034     EXPECT_EQ(181u, compressed_size1);
1035 #else  // !defined(USE_SYSTEM_ZLIB)
1036     EXPECT_EQ(117u, compressed_size1);
1037 #endif  // !defined(USE_SYSTEM_ZLIB)
1038   }
1039   scoped_ptr<SpdyFrame> frame2(framer.SerializeSynStream(syn_stream));
1040   size_t uncompressed_size2 = visitor->last_payload_len_;
1041   size_t compressed_size2 =
1042       visitor->last_frame_len_ - framer.GetSynStreamMinimumSize();
1043
1044   // Expect the second frame to be more compact than the first.
1045   EXPECT_LE(frame2->size(), frame1->size());
1046
1047   // Decompress the first frame
1048   scoped_ptr<SpdyFrame> frame3(
1049       SpdyFramerTestUtil::DecompressFrame(&framer, *frame1));
1050
1051   // Decompress the second frame
1052   visitor.reset(new TestSpdyVisitor(spdy_version_));
1053   framer.set_debug_visitor(visitor.get());
1054   scoped_ptr<SpdyFrame> frame4(
1055       SpdyFramerTestUtil::DecompressFrame(&framer, *frame2));
1056   size_t uncompressed_size4 =
1057       frame4->size() - framer.GetSynStreamMinimumSize();
1058   size_t compressed_size4 =
1059       visitor->last_frame_len_ - framer.GetSynStreamMinimumSize();
1060   if (IsSpdy2()) {
1061     EXPECT_EQ(139u, uncompressed_size4);
1062 #if defined(USE_SYSTEM_ZLIB)
1063     EXPECT_EQ(149u, compressed_size4);
1064 #else  // !defined(USE_SYSTEM_ZLIB)
1065     EXPECT_EQ(101u, compressed_size4);
1066 #endif  // !defined(USE_SYSTEM_ZLIB)
1067   } else {
1068     EXPECT_EQ(165u, uncompressed_size4);
1069 #if defined(USE_SYSTEM_ZLIB)
1070     EXPECT_EQ(175u, compressed_size4);
1071 #else  // !defined(USE_SYSTEM_ZLIB)
1072     EXPECT_EQ(102u, compressed_size4);
1073 #endif  // !defined(USE_SYSTEM_ZLIB)
1074   }
1075
1076   EXPECT_EQ(uncompressed_size1, uncompressed_size2);
1077   EXPECT_EQ(uncompressed_size1, uncompressed_size4);
1078   EXPECT_EQ(compressed_size2, compressed_size4);
1079
1080   // Expect frames 3 & 4 to be the same.
1081   CompareFrames("Uncompressed SYN_STREAM", *frame3, *frame4);
1082
1083   // Expect frames 3 to be the same as a uncompressed frame created
1084   // from scratch.
1085   framer.set_enable_compression(false);
1086   scoped_ptr<SpdyFrame> uncompressed_frame(
1087       framer.SerializeSynStream(syn_stream));
1088   CompareFrames("Uncompressed SYN_STREAM", *frame3, *uncompressed_frame);
1089 }
1090
1091 TEST_P(SpdyFramerTest, CompressEmptyHeaders) {
1092   // See crbug.com/172383
1093   SpdyHeadersIR headers(1);
1094   headers.SetHeader("server", "SpdyServer 1.0");
1095   headers.SetHeader("date", "Mon 12 Jan 2009 12:12:12 PST");
1096   headers.SetHeader("status", "200");
1097   headers.SetHeader("version", "HTTP/1.1");
1098   headers.SetHeader("content-type", "text/html");
1099   headers.SetHeader("content-length", "12");
1100   headers.SetHeader("x-empty-header", "");
1101
1102   SpdyFramer framer(spdy_version_);
1103   framer.set_enable_compression(true);
1104   scoped_ptr<SpdyFrame> frame1(framer.SerializeHeaders(headers));
1105 }
1106
1107 TEST_P(SpdyFramerTest, Basic) {
1108   const unsigned char kV2Input[] = {
1109     0x80, spdy_version_ch_, 0x00, 0x01,  // SYN Stream #1
1110     0x00, 0x00, 0x00, 0x14,
1111     0x00, 0x00, 0x00, 0x01,
1112     0x00, 0x00, 0x00, 0x00,
1113     0x00, 0x00, 0x00, 0x01,
1114     0x00, 0x02, 'h', 'h',
1115     0x00, 0x02, 'v', 'v',
1116
1117     0x80, spdy_version_ch_, 0x00, 0x08,  // HEADERS on Stream #1
1118     0x00, 0x00, 0x00, 0x18,
1119     0x00, 0x00, 0x00, 0x01,
1120     0x00, 0x00, 0x00, 0x02,
1121     0x00, 0x02, 'h', '2',
1122     0x00, 0x02, 'v', '2',
1123     0x00, 0x02, 'h', '3',
1124     0x00, 0x02, 'v', '3',
1125
1126     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1
1127     0x00, 0x00, 0x00, 0x0c,
1128     0xde, 0xad, 0xbe, 0xef,
1129     0xde, 0xad, 0xbe, 0xef,
1130     0xde, 0xad, 0xbe, 0xef,
1131
1132     0x80, spdy_version_ch_, 0x00, 0x01,  // SYN Stream #3
1133     0x00, 0x00, 0x00, 0x0c,
1134     0x00, 0x00, 0x00, 0x03,
1135     0x00, 0x00, 0x00, 0x00,
1136     0x00, 0x00, 0x00, 0x00,
1137
1138     0x00, 0x00, 0x00, 0x03,           // DATA on Stream #3
1139     0x00, 0x00, 0x00, 0x08,
1140     0xde, 0xad, 0xbe, 0xef,
1141     0xde, 0xad, 0xbe, 0xef,
1142
1143     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1
1144     0x00, 0x00, 0x00, 0x04,
1145     0xde, 0xad, 0xbe, 0xef,
1146
1147     0x80, spdy_version_ch_, 0x00, 0x03,  // RST_STREAM on Stream #1
1148     0x00, 0x00, 0x00, 0x08,
1149     0x00, 0x00, 0x00, 0x01,
1150     0x00, 0x00, 0x00, 0x05,           // RST_STREAM_CANCEL
1151
1152     0x00, 0x00, 0x00, 0x03,           // DATA on Stream #3
1153     0x00, 0x00, 0x00, 0x00,
1154
1155     0x80, spdy_version_ch_, 0x00, 0x03,  // RST_STREAM on Stream #3
1156     0x00, 0x00, 0x00, 0x08,
1157     0x00, 0x00, 0x00, 0x03,
1158     0x00, 0x00, 0x00, 0x05,           // RST_STREAM_CANCEL
1159   };
1160
1161   const unsigned char kV3Input[] = {
1162     0x80, spdy_version_ch_, 0x00, 0x01,  // SYN Stream #1
1163     0x00, 0x00, 0x00, 0x1a,
1164     0x00, 0x00, 0x00, 0x01,
1165     0x00, 0x00, 0x00, 0x00,
1166     0x00, 0x00, 0x00, 0x00,
1167     0x00, 0x01, 0x00, 0x00,
1168     0x00, 0x02, 'h', 'h',
1169     0x00, 0x00, 0x00, 0x02,
1170     'v', 'v',
1171
1172     0x80, spdy_version_ch_, 0x00, 0x08,  // HEADERS on Stream #1
1173     0x00, 0x00, 0x00, 0x20,
1174     0x00, 0x00, 0x00, 0x01,
1175     0x00, 0x00, 0x00, 0x02,
1176     0x00, 0x00, 0x00, 0x02,
1177     'h', '2',
1178     0x00, 0x00, 0x00, 0x02,
1179     'v', '2', 0x00, 0x00,
1180     0x00, 0x02, 'h', '3',
1181     0x00, 0x00, 0x00, 0x02,
1182     'v', '3',
1183
1184     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1
1185     0x00, 0x00, 0x00, 0x0c,
1186     0xde, 0xad, 0xbe, 0xef,
1187     0xde, 0xad, 0xbe, 0xef,
1188     0xde, 0xad, 0xbe, 0xef,
1189
1190     0x80, spdy_version_ch_, 0x00, 0x01,  // SYN Stream #3
1191     0x00, 0x00, 0x00, 0x0e,
1192     0x00, 0x00, 0x00, 0x03,
1193     0x00, 0x00, 0x00, 0x00,
1194     0x00, 0x00, 0x00, 0x00,
1195     0x00, 0x00,
1196
1197     0x00, 0x00, 0x00, 0x03,           // DATA on Stream #3
1198     0x00, 0x00, 0x00, 0x08,
1199     0xde, 0xad, 0xbe, 0xef,
1200     0xde, 0xad, 0xbe, 0xef,
1201
1202     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1
1203     0x00, 0x00, 0x00, 0x04,
1204     0xde, 0xad, 0xbe, 0xef,
1205
1206     0x80, spdy_version_ch_, 0x00, 0x03,  // RST_STREAM on Stream #1
1207     0x00, 0x00, 0x00, 0x08,
1208     0x00, 0x00, 0x00, 0x01,
1209     0x00, 0x00, 0x00, 0x05,           // RST_STREAM_CANCEL
1210
1211     0x00, 0x00, 0x00, 0x03,           // DATA on Stream #3
1212     0x00, 0x00, 0x00, 0x00,
1213
1214     0x80, spdy_version_ch_, 0x00, 0x03,  // RST_STREAM on Stream #3
1215     0x00, 0x00, 0x00, 0x08,
1216     0x00, 0x00, 0x00, 0x03,
1217     0x00, 0x00, 0x00, 0x05,           // RST_STREAM_CANCEL
1218   };
1219
1220   // SYN_STREAM doesn't exist in HTTP/2, so instead we send
1221   // HEADERS frames with PRIORITY and END_HEADERS set.
1222   const unsigned char kH2Input[] = {
1223     0x00, 0x00, 0x05, 0x01,           // HEADERS: PRIORITY | END_HEADERS
1224     0x24, 0x00, 0x00, 0x00,
1225     0x01, 0x00, 0x00, 0x00,           // Stream 1, Priority 0
1226     0x00, 0x82,                       // :method: GET
1227
1228     0x00, 0x00, 0x01, 0x01,           // HEADERS: END_HEADERS
1229     0x04, 0x00, 0x00, 0x00,           // Stream 1
1230     0x01, 0x8c,                       // :status: 200
1231
1232     0x00, 0x00, 0x0c, 0x00,           // DATA on Stream #1
1233     0x00, 0x00, 0x00, 0x00,
1234     0x01, 0xde, 0xad, 0xbe,
1235     0xef, 0xde, 0xad, 0xbe,
1236     0xef, 0xde, 0xad, 0xbe,
1237     0xef,
1238
1239     0x00, 0x00, 0x05, 0x01,           // HEADERS: PRIORITY | END_HEADERS
1240     0x24, 0x00, 0x00, 0x00,
1241     0x03, 0x00, 0x00, 0x00,           // Stream 3, Priority 0
1242     0x00, 0x82,                       // :method: GET
1243
1244     0x00, 0x00, 0x08, 0x00,           // DATA on Stream #3
1245     0x00, 0x00, 0x00, 0x00,
1246     0x03, 0xde, 0xad, 0xbe,
1247     0xef, 0xde, 0xad, 0xbe,
1248     0xef,
1249
1250     0x00, 0x00, 0x04, 0x00,           // DATA on Stream #1
1251     0x00, 0x00, 0x00, 0x00,
1252     0x01, 0xde, 0xad, 0xbe,
1253     0xef,
1254
1255     0x00, 0x00, 0x04, 0x03,           // RST_STREAM on Stream #1
1256     0x00, 0x00, 0x00, 0x00,
1257     0x01, 0x00, 0x00, 0x00,
1258     0x08,                             // RST_STREAM_CANCEL
1259
1260     0x00, 0x00, 0x00, 0x00,           // DATA on Stream #3
1261     0x00, 0x00, 0x00, 0x00,
1262     0x03,
1263
1264     0x00, 0x00, 0x0f, 0x03,           // RST_STREAM on Stream #3
1265     0x00, 0x00, 0x00, 0x00,
1266     0x03, 0x00, 0x00, 0x00,           // RST_STREAM_CANCEL
1267     0x08, 0x52, 0x45, 0x53,           // opaque data
1268     0x45, 0x54, 0x53, 0x54,
1269     0x52, 0x45, 0x41, 0x4d,
1270   };
1271
1272   TestSpdyVisitor visitor(spdy_version_);
1273   if (IsSpdy2()) {
1274     visitor.SimulateInFramer(kV2Input, sizeof(kV2Input));
1275   } else if (IsSpdy3()) {
1276     visitor.SimulateInFramer(kV3Input, sizeof(kV3Input));
1277   } else {
1278     visitor.SimulateInFramer(kH2Input, sizeof(kH2Input));
1279   }
1280
1281   EXPECT_EQ(0, visitor.syn_reply_frame_count_);
1282   EXPECT_EQ(24, visitor.data_bytes_);
1283   EXPECT_EQ(0, visitor.error_count_);
1284   EXPECT_EQ(2, visitor.fin_frame_count_);
1285
1286   if (IsHttp2()) {
1287     EXPECT_EQ(3, visitor.headers_frame_count_);
1288     EXPECT_EQ(0, visitor.syn_frame_count_);
1289     base::StringPiece reset_stream = "RESETSTREAM";
1290     EXPECT_EQ(reset_stream, visitor.fin_opaque_data_);
1291   } else {
1292     EXPECT_EQ(1, visitor.headers_frame_count_);
1293     EXPECT_EQ(2, visitor.syn_frame_count_);
1294     EXPECT_TRUE(visitor.fin_opaque_data_.empty());
1295   }
1296
1297   EXPECT_EQ(0, visitor.fin_flag_count_);
1298   EXPECT_EQ(0, visitor.zero_length_data_frame_count_);
1299   EXPECT_EQ(4, visitor.data_frame_count_);
1300   visitor.fin_opaque_data_.clear();
1301 }
1302
1303 // Test that the FIN flag on a data frame signifies EOF.
1304 TEST_P(SpdyFramerTest, FinOnDataFrame) {
1305   const unsigned char kV2Input[] = {
1306     0x80, spdy_version_ch_, 0x00, 0x01,  // SYN Stream #1
1307     0x00, 0x00, 0x00, 0x14,
1308     0x00, 0x00, 0x00, 0x01,
1309     0x00, 0x00, 0x00, 0x00,
1310     0x00, 0x00, 0x00, 0x01,
1311     0x00, 0x02, 'h', 'h',
1312     0x00, 0x02, 'v', 'v',
1313
1314     0x80, spdy_version_ch_, 0x00, 0x02,  // SYN REPLY Stream #1
1315     0x00, 0x00, 0x00, 0x10,
1316     0x00, 0x00, 0x00, 0x01,
1317     0x00, 0x00, 0x00, 0x01,
1318     0x00, 0x02, 'a', 'a',
1319     0x00, 0x02, 'b', 'b',
1320
1321     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1
1322     0x00, 0x00, 0x00, 0x0c,
1323     0xde, 0xad, 0xbe, 0xef,
1324     0xde, 0xad, 0xbe, 0xef,
1325     0xde, 0xad, 0xbe, 0xef,
1326
1327     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1, with EOF
1328     0x01, 0x00, 0x00, 0x04,
1329     0xde, 0xad, 0xbe, 0xef,
1330   };
1331   const unsigned char kV3Input[] = {
1332     0x80, spdy_version_ch_, 0x00, 0x01,  // SYN Stream #1
1333     0x00, 0x00, 0x00, 0x1a,
1334     0x00, 0x00, 0x00, 0x01,
1335     0x00, 0x00, 0x00, 0x00,
1336     0x00, 0x00, 0x00, 0x00,
1337     0x00, 0x01, 0x00, 0x00,
1338     0x00, 0x02, 'h', 'h',
1339     0x00, 0x00, 0x00, 0x02,
1340     'v',  'v',
1341
1342     0x80, spdy_version_ch_, 0x00, 0x02,  // SYN REPLY Stream #1
1343     0x00, 0x00, 0x00, 0x14,
1344     0x00, 0x00, 0x00, 0x01,
1345     0x00, 0x00, 0x00, 0x01,
1346     0x00, 0x00, 0x00, 0x02,
1347     'a',  'a',  0x00, 0x00,
1348     0x00, 0x02, 'b', 'b',
1349
1350     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1
1351     0x00, 0x00, 0x00, 0x0c,
1352     0xde, 0xad, 0xbe, 0xef,
1353     0xde, 0xad, 0xbe, 0xef,
1354     0xde, 0xad, 0xbe, 0xef,
1355
1356     0x00, 0x00, 0x00, 0x01,           // DATA on Stream #1, with EOF
1357     0x01, 0x00, 0x00, 0x04,
1358     0xde, 0xad, 0xbe, 0xef,
1359   };
1360
1361   // SYN_STREAM and SYN_REPLY don't exist in HTTP/2, so instead we send
1362   // HEADERS frames with PRIORITY(SYN_STREAM only) and END_HEADERS set.
1363   const unsigned char kH2Input[] = {
1364     0x00, 0x00, 0x05, 0x01,           // HEADERS: PRIORITY | END_HEADERS
1365     0x24, 0x00, 0x00, 0x00,           // Stream 1
1366     0x01, 0x00, 0x00, 0x00,           // Priority 0
1367     0x00, 0x82,                       // :method: GET
1368
1369     0x00, 0x00, 0x01, 0x01,           // HEADERS: END_HEADERS
1370     0x04, 0x00, 0x00, 0x00,           // Stream 1
1371     0x01, 0x8c,                       // :status: 200
1372
1373     0x00, 0x00, 0x0c, 0x00,           // DATA on Stream #1
1374     0x00, 0x00, 0x00, 0x00,
1375     0x01, 0xde, 0xad, 0xbe,
1376     0xef, 0xde, 0xad, 0xbe,
1377     0xef, 0xde, 0xad, 0xbe,
1378     0xef,
1379
1380     0x00, 0x00, 0x04, 0x00,           // DATA on Stream #1, with FIN
1381     0x01, 0x00, 0x00, 0x00,
1382     0x01, 0xde, 0xad, 0xbe,
1383     0xef,
1384   };
1385
1386   TestSpdyVisitor visitor(spdy_version_);
1387   if (IsSpdy2()) {
1388     visitor.SimulateInFramer(kV2Input, sizeof(kV2Input));
1389   } else if (IsSpdy3()) {
1390     visitor.SimulateInFramer(kV3Input, sizeof(kV3Input));
1391   } else {
1392     visitor.SimulateInFramer(kH2Input, sizeof(kH2Input));
1393   }
1394
1395   EXPECT_EQ(0, visitor.error_count_);
1396   if (IsHttp2()) {
1397     EXPECT_EQ(0, visitor.syn_frame_count_);
1398     EXPECT_EQ(0, visitor.syn_reply_frame_count_);
1399     EXPECT_EQ(2, visitor.headers_frame_count_);
1400   } else {
1401     EXPECT_EQ(1, visitor.syn_frame_count_);
1402     EXPECT_EQ(1, visitor.syn_reply_frame_count_);
1403     EXPECT_EQ(0, visitor.headers_frame_count_);
1404   }
1405   EXPECT_EQ(16, visitor.data_bytes_);
1406   EXPECT_EQ(0, visitor.fin_frame_count_);
1407   EXPECT_EQ(0, visitor.fin_flag_count_);
1408   EXPECT_EQ(1, visitor.zero_length_data_frame_count_);
1409   EXPECT_EQ(2, visitor.data_frame_count_);
1410 }
1411
1412 // Test that the FIN flag on a SYN reply frame signifies EOF.
1413 TEST_P(SpdyFramerTest, FinOnSynReplyFrame) {
1414   const unsigned char kV2Input[] = {
1415     0x80, spdy_version_ch_, 0x00,  // SYN Stream #1
1416     0x01, 0x00, 0x00, 0x00,
1417     0x14, 0x00, 0x00, 0x00,
1418     0x01, 0x00, 0x00, 0x00,
1419     0x00, 0x00, 0x00, 0x00,
1420     0x01, 0x00, 0x02, 'h',
1421     'h',  0x00, 0x02, 'v',
1422     'v',
1423
1424     0x80, spdy_version_ch_, 0x00,  // SYN REPLY Stream #1
1425     0x02, 0x01, 0x00, 0x00,
1426     0x10, 0x00, 0x00, 0x00,
1427     0x01, 0x00, 0x00, 0x00,
1428     0x01, 0x00, 0x02, 'a',
1429     'a',  0x00, 0x02, 'b',
1430     'b',
1431   };
1432   const unsigned char kV3Input[] = {
1433     0x80, spdy_version_ch_, 0x00,  // SYN Stream #1
1434     0x01, 0x00, 0x00, 0x00,
1435     0x1a, 0x00, 0x00, 0x00,
1436     0x01, 0x00, 0x00, 0x00,
1437     0x00, 0x00, 0x00, 0x00,
1438     0x00, 0x00, 0x01, 0x00,
1439     0x00, 0x00, 0x02, 'h',
1440     'h',  0x00, 0x00, 0x00,
1441     0x02, 'v', 'v',
1442
1443     0x80, spdy_version_ch_, 0x00,  // SYN REPLY Stream #1
1444     0x02, 0x01, 0x00, 0x00,
1445     0x14, 0x00, 0x00, 0x00,
1446     0x01, 0x00, 0x00, 0x00,
1447     0x01, 0x00, 0x00, 0x00,
1448     0x02, 'a',  'a',  0x00,
1449     0x00, 0x00, 0x02, 'b',
1450     'b',
1451   };
1452
1453   // SYN_STREAM and SYN_REPLY don't exist in HTTP/2, so instead we send
1454   // HEADERS frames with PRIORITY(SYN_STREAM only) and END_HEADERS set.
1455   const unsigned char kH2Input[] = {
1456     0x00, 0x00, 0x05, 0x01,           // HEADERS: PRIORITY | END_HEADERS
1457     0x24, 0x00, 0x00, 0x00,
1458     0x01, 0x00, 0x00, 0x00,           // Stream 1, Priority 0
1459     0x00, 0x82,                       // :method: GET
1460
1461     0x00, 0x00, 0x01, 0x01,           // HEADERS: FIN | END_HEADERS
1462     0x05, 0x00, 0x00, 0x00,
1463     0x01, 0x8c,                       // Stream 1, :status: 200
1464   };
1465
1466   TestSpdyVisitor visitor(spdy_version_);
1467   if (IsSpdy2()) {
1468     visitor.SimulateInFramer(kV2Input, sizeof(kV2Input));
1469   } else if (IsSpdy3()) {
1470     visitor.SimulateInFramer(kV3Input, sizeof(kV3Input));
1471   } else {
1472     visitor.SimulateInFramer(kH2Input, sizeof(kH2Input));
1473   }
1474
1475   EXPECT_EQ(0, visitor.error_count_);
1476   if (IsHttp2()) {
1477     EXPECT_EQ(0, visitor.syn_frame_count_);
1478     EXPECT_EQ(0, visitor.syn_reply_frame_count_);
1479     EXPECT_EQ(2, visitor.headers_frame_count_);
1480   } else {
1481     EXPECT_EQ(1, visitor.syn_frame_count_);
1482     EXPECT_EQ(1, visitor.syn_reply_frame_count_);
1483     EXPECT_EQ(0, visitor.headers_frame_count_);
1484   }
1485   EXPECT_EQ(0, visitor.data_bytes_);
1486   EXPECT_EQ(0, visitor.fin_frame_count_);
1487   EXPECT_EQ(1, visitor.fin_flag_count_);
1488   EXPECT_EQ(1, visitor.zero_length_data_frame_count_);
1489   EXPECT_EQ(0, visitor.data_frame_count_);
1490 }
1491
1492 TEST_P(SpdyFramerTest, HeaderCompression) {
1493   if (spdy_version_ > SPDY3) {
1494     // Deflate compression doesn't apply to HPACK.
1495     return;
1496   }
1497   SpdyFramer send_framer(spdy_version_);
1498   SpdyFramer recv_framer(spdy_version_);
1499
1500   send_framer.set_enable_compression(true);
1501   recv_framer.set_enable_compression(true);
1502
1503   const char kHeader1[] = "header1";
1504   const char kHeader2[] = "header2";
1505   const char kHeader3[] = "header3";
1506   const char kValue1[] = "value1";
1507   const char kValue2[] = "value2";
1508   const char kValue3[] = "value3";
1509
1510   // SYN_STREAM #1
1511   SpdyHeaderBlock block;
1512   block[kHeader1] = kValue1;
1513   block[kHeader2] = kValue2;
1514   SpdySynStreamIR syn_ir_1(1);
1515   syn_ir_1.set_header_block(block);
1516   scoped_ptr<SpdyFrame> syn_frame_1(send_framer.SerializeFrame(syn_ir_1));
1517   EXPECT_TRUE(syn_frame_1.get() != NULL);
1518
1519   // SYN_STREAM #2
1520   block[kHeader3] = kValue3;
1521   SpdySynStreamIR syn_stream(3);
1522   syn_stream.set_header_block(block);
1523   scoped_ptr<SpdyFrame> syn_frame_2(send_framer.SerializeSynStream(syn_stream));
1524   EXPECT_TRUE(syn_frame_2.get() != NULL);
1525
1526   // Now start decompressing
1527   scoped_ptr<SpdyFrame> decompressed;
1528   scoped_ptr<SpdyFrame> uncompressed;
1529   base::StringPiece serialized_headers;
1530   SpdyHeaderBlock decompressed_headers;
1531
1532   // Decompress SYN_STREAM #1
1533   decompressed.reset(
1534       SpdyFramerTestUtil::DecompressFrame(&recv_framer, *syn_frame_1));
1535   EXPECT_TRUE(decompressed.get() != NULL);
1536   serialized_headers = GetSerializedHeaders(decompressed.get(), send_framer);
1537   EXPECT_TRUE(recv_framer.ParseHeaderBlockInBuffer(serialized_headers.data(),
1538                                                    serialized_headers.size(),
1539                                                    &decompressed_headers));
1540   EXPECT_EQ(2u, decompressed_headers.size());
1541   EXPECT_EQ(kValue1, decompressed_headers[kHeader1]);
1542   EXPECT_EQ(kValue2, decompressed_headers[kHeader2]);
1543
1544   // Decompress SYN_STREAM #2
1545   decompressed.reset(
1546       SpdyFramerTestUtil::DecompressFrame(&recv_framer, *syn_frame_2));
1547   EXPECT_TRUE(decompressed.get() != NULL);
1548   serialized_headers = GetSerializedHeaders(decompressed.get(), send_framer);
1549   decompressed_headers.clear();
1550   EXPECT_TRUE(recv_framer.ParseHeaderBlockInBuffer(serialized_headers.data(),
1551                                                    serialized_headers.size(),
1552                                                    &decompressed_headers));
1553   EXPECT_EQ(3u, decompressed_headers.size());
1554   EXPECT_EQ(kValue1, decompressed_headers[kHeader1]);
1555   EXPECT_EQ(kValue2, decompressed_headers[kHeader2]);
1556   EXPECT_EQ(kValue3, decompressed_headers[kHeader3]);
1557 }
1558
1559 // Verify we can decompress the stream even if handed over to the
1560 // framer 1 byte at a time.
1561 TEST_P(SpdyFramerTest, UnclosedStreamDataCompressorsOneByteAtATime) {
1562   SpdyFramer send_framer(spdy_version_);
1563
1564   send_framer.set_enable_compression(true);
1565
1566   const char kHeader1[] = "header1";
1567   const char kHeader2[] = "header2";
1568   const char kValue1[] = "value1";
1569   const char kValue2[] = "value2";
1570
1571   SpdyHeadersIR headers(1);
1572   headers.SetHeader(kHeader1, kValue1);
1573   headers.SetHeader(kHeader2, kValue2);
1574   scoped_ptr<SpdyFrame> headers_frame(send_framer.SerializeHeaders(headers));
1575   EXPECT_TRUE(headers_frame.get() != NULL);
1576
1577   const char bytes[] = "this is a test test test test test!";
1578   SpdyDataIR data_ir(1, StringPiece(bytes, arraysize(bytes)));
1579   data_ir.set_fin(true);
1580   scoped_ptr<SpdyFrame> send_frame(send_framer.SerializeData(data_ir));
1581   EXPECT_TRUE(send_frame.get() != NULL);
1582
1583   // Run the inputs through the framer.
1584   TestSpdyVisitor visitor(spdy_version_);
1585   visitor.use_compression_ = true;
1586   const unsigned char* data;
1587   data = reinterpret_cast<const unsigned char*>(headers_frame->data());
1588   for (size_t idx = 0; idx < headers_frame->size(); ++idx) {
1589     visitor.SimulateInFramer(data + idx, 1);
1590     ASSERT_EQ(0, visitor.error_count_);
1591   }
1592   data = reinterpret_cast<const unsigned char*>(send_frame->data());
1593   for (size_t idx = 0; idx < send_frame->size(); ++idx) {
1594     visitor.SimulateInFramer(data + idx, 1);
1595     ASSERT_EQ(0, visitor.error_count_);
1596   }
1597
1598   EXPECT_EQ(0, visitor.error_count_);
1599   EXPECT_EQ(0, visitor.syn_frame_count_);
1600   EXPECT_EQ(0, visitor.syn_reply_frame_count_);
1601   EXPECT_EQ(1, visitor.headers_frame_count_);
1602   EXPECT_EQ(arraysize(bytes), static_cast<unsigned>(visitor.data_bytes_));
1603   EXPECT_EQ(0, visitor.fin_frame_count_);
1604   EXPECT_EQ(0, visitor.fin_flag_count_);
1605   EXPECT_EQ(1, visitor.zero_length_data_frame_count_);
1606   EXPECT_EQ(1, visitor.data_frame_count_);
1607 }
1608
1609 TEST_P(SpdyFramerTest, WindowUpdateFrame) {
1610   SpdyFramer framer(spdy_version_);
1611   scoped_ptr<SpdyFrame> frame(framer.SerializeWindowUpdate(
1612       SpdyWindowUpdateIR(1, 0x12345678)));
1613
1614   const char kDescription[] = "WINDOW_UPDATE frame, stream 1, delta 0x12345678";
1615   const unsigned char kV3FrameData[] = {  // Also applies for V2.
1616     0x80, spdy_version_ch_, 0x00, 0x09,
1617     0x00, 0x00, 0x00, 0x08,
1618     0x00, 0x00, 0x00, 0x01,
1619     0x12, 0x34, 0x56, 0x78
1620   };
1621   const unsigned char kH2FrameData[] = {
1622     0x00, 0x00, 0x04, 0x08,
1623     0x00, 0x00, 0x00, 0x00,
1624     0x01, 0x12, 0x34, 0x56,
1625     0x78
1626   };
1627
1628   if (IsHttp2()) {
1629     CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1630   } else {
1631     CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1632   }
1633 }
1634
1635 TEST_P(SpdyFramerTest, CreateDataFrame) {
1636   SpdyFramer framer(spdy_version_);
1637
1638   {
1639     const char kDescription[] = "'hello' data frame, no FIN";
1640     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1641       0x00, 0x00, 0x00, 0x01,
1642       0x00, 0x00, 0x00, 0x05,
1643       'h',  'e',  'l',  'l',
1644       'o'
1645     };
1646     const unsigned char kH2FrameData[] = {0x00,
1647                                           0x00,
1648                                           0x05,
1649                                           0x00,
1650                                           0x00,
1651                                           0x00,
1652                                           0x00,
1653                                           0x00,
1654                                           0x01,
1655                                           'h',
1656                                           'e',
1657                                           'l',
1658                                           'l',
1659                                           'o'};
1660     const char bytes[] = "hello";
1661
1662     SpdyDataIR data_ir(1, bytes);
1663     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1664     if (IsHttp2()) {
1665       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1666     } else {
1667        CompareFrame(
1668            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1669     }
1670
1671     SpdyDataIR data_header_ir(1);
1672     data_header_ir.SetDataShallow(bytes);
1673     frame.reset(framer.SerializeDataFrameHeaderWithPaddingLengthField(
1674         data_header_ir));
1675     CompareCharArraysWithHexError(
1676         kDescription, reinterpret_cast<const unsigned char*>(frame->data()),
1677         framer.GetDataFrameMinimumSize(),
1678         IsHttp2() ? kH2FrameData : kV3FrameData,
1679         framer.GetDataFrameMinimumSize());
1680   }
1681
1682   {
1683     const char kDescription[] = "'hello' data frame with more padding, no FIN";
1684     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1685       0x00, 0x00, 0x00, 0x01,
1686       0x00, 0x00, 0x00, 0x05,
1687       'h',  'e',  'l',  'l',
1688       'o'
1689     };
1690
1691     const unsigned char kH2FrameData[] = {
1692       0x00, 0x00, 0xfd, 0x00,      // Length = 253.  PADDED set.
1693       0x08, 0x00, 0x00, 0x00,
1694       0x01, 0xf7,                  // Pad length field.
1695       'h',  'e',  'l',  'l',       // Data
1696       'o',
1697       // Padding of 247 0x00(s).
1698       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1699       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1700       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1701       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1702       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1703       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1704       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1705       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1706       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1707       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1708       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1709       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1710       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1711       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1712       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1713       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1714       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1715       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1716       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1717       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1718       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
1719     };
1720     const char bytes[] = "hello";
1721
1722     SpdyDataIR data_ir(1, bytes);
1723     // 247 zeros and the pad length field make the overall padding to be 248
1724     // bytes.
1725     data_ir.set_padding_len(248);
1726     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1727     if (IsHttp2()) {
1728       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1729     } else {
1730        CompareFrame(
1731            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1732     }
1733
1734     frame.reset(framer.SerializeDataFrameHeaderWithPaddingLengthField(data_ir));
1735     CompareCharArraysWithHexError(
1736         kDescription, reinterpret_cast<const unsigned char*>(frame->data()),
1737         framer.GetDataFrameMinimumSize(),
1738         IsHttp2() ? kH2FrameData : kV3FrameData,
1739         framer.GetDataFrameMinimumSize());
1740   }
1741
1742   {
1743     const char kDescription[] = "'hello' data frame with few padding, no FIN";
1744     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1745       0x00, 0x00, 0x00, 0x01,
1746       0x00, 0x00, 0x00, 0x05,
1747       'h',  'e',  'l',  'l',
1748       'o'
1749     };
1750
1751     const unsigned char kH2FrameData[] = {
1752       0x00, 0x00, 0x0d, 0x00,      // Length = 13.  PADDED set.
1753       0x08, 0x00, 0x00, 0x00,
1754       0x01, 0x07,                  // Pad length field.
1755       'h',  'e',  'l',  'l',       // Data
1756       'o',
1757       0x00,  0x00,  0x00,  0x00,   // Padding
1758       0x00,  0x00,  0x00
1759     };
1760     const char bytes[] = "hello";
1761
1762     SpdyDataIR data_ir(1, bytes);
1763     // 7 zeros and the pad length field make the overall padding to be 8 bytes.
1764     data_ir.set_padding_len(8);
1765     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1766     if (IsHttp2()) {
1767       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1768     } else {
1769        CompareFrame(
1770            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1771     }
1772   }
1773
1774   {
1775     const char kDescription[] =
1776         "'hello' data frame with 1 byte padding, no FIN";
1777     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1778       0x00, 0x00, 0x00, 0x01,
1779       0x00, 0x00, 0x00, 0x05,
1780       'h',  'e',  'l',  'l',
1781       'o'
1782     };
1783
1784     const unsigned char kH2FrameData[] = {
1785       0x00, 0x00, 0x06, 0x00,      // Length = 6.  PADDED set.
1786       0x08, 0x00, 0x00, 0x00,
1787       0x01, 0x00,                  // Pad length field.
1788       'h',  'e',  'l',  'l',       // Data
1789       'o',
1790     };
1791     const char bytes[] = "hello";
1792
1793     SpdyDataIR data_ir(1, bytes);
1794     // The pad length field itself is used for the 1-byte padding and no padding
1795     // payload is needed.
1796     data_ir.set_padding_len(1);
1797     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1798     if (IsHttp2()) {
1799       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1800     } else {
1801        CompareFrame(
1802            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1803     }
1804
1805     frame.reset(framer.SerializeDataFrameHeaderWithPaddingLengthField(data_ir));
1806     CompareCharArraysWithHexError(
1807         kDescription, reinterpret_cast<const unsigned char*>(frame->data()),
1808         framer.GetDataFrameMinimumSize(),
1809         IsHttp2() ? kH2FrameData : kV3FrameData,
1810         framer.GetDataFrameMinimumSize());
1811   }
1812
1813   {
1814     const char kDescription[] = "Data frame with negative data byte, no FIN";
1815     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1816       0x00, 0x00, 0x00, 0x01,
1817       0x00, 0x00, 0x00, 0x01,
1818       0xff
1819     };
1820     const unsigned char kH2FrameData[] = {
1821         0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff};
1822     SpdyDataIR data_ir(1, "\xff");
1823     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1824     if (IsHttp2()) {
1825       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1826     } else {
1827        CompareFrame(
1828            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1829     }
1830   }
1831
1832   {
1833     const char kDescription[] = "'hello' data frame, with FIN";
1834     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1835       0x00, 0x00, 0x00, 0x01,
1836       0x01, 0x00, 0x00, 0x05,
1837       'h', 'e', 'l', 'l',
1838       'o'
1839     };
1840     const unsigned char kH2FrameData[] = {
1841       0x00, 0x00, 0x05, 0x00,
1842       0x01, 0x00, 0x00, 0x00,
1843       0x01, 'h',  'e',  'l',
1844       'l',  'o'
1845     };
1846     SpdyDataIR data_ir(1, "hello");
1847     data_ir.set_fin(true);
1848     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1849     if (IsHttp2()) {
1850       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1851     } else {
1852        CompareFrame(
1853            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1854     }
1855   }
1856
1857   {
1858     const char kDescription[] = "Empty data frame";
1859     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1860       0x00, 0x00, 0x00, 0x01,
1861       0x00, 0x00, 0x00, 0x00,
1862     };
1863     const unsigned char kH2FrameData[] = {
1864       0x00, 0x00, 0x00, 0x00,
1865       0x00, 0x00, 0x00, 0x00,
1866       0x01,
1867     };
1868     SpdyDataIR data_ir(1, "");
1869     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1870     if (IsHttp2()) {
1871       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1872     } else {
1873        CompareFrame(
1874            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1875     }
1876
1877     frame.reset(framer.SerializeDataFrameHeaderWithPaddingLengthField(data_ir));
1878     CompareCharArraysWithHexError(
1879         kDescription, reinterpret_cast<const unsigned char*>(frame->data()),
1880         framer.GetDataFrameMinimumSize(),
1881         IsHttp2() ? kH2FrameData : kV3FrameData,
1882         framer.GetDataFrameMinimumSize());
1883   }
1884
1885   {
1886     const char kDescription[] = "Data frame with max stream ID";
1887     const unsigned char kV3FrameData[] = {  // Also applies for V2.
1888       0x7f, 0xff, 0xff, 0xff,
1889       0x01, 0x00, 0x00, 0x05,
1890       'h',  'e',  'l',  'l',
1891       'o'
1892     };
1893     const unsigned char kH2FrameData[] = {
1894       0x00, 0x00, 0x05, 0x00,
1895       0x01, 0x7f, 0xff, 0xff,
1896       0xff, 'h',  'e',  'l',
1897       'l',  'o'
1898     };
1899     SpdyDataIR data_ir(0x7fffffff, "hello");
1900     data_ir.set_fin(true);
1901     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1902     if (IsHttp2()) {
1903       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
1904     } else {
1905        CompareFrame(
1906            kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1907     }
1908   }
1909
1910   if (!IsHttp2()) {
1911     // This test does not apply to HTTP/2 because the max frame size is smaller
1912     // than 4MB.
1913     const char kDescription[] = "Large data frame";
1914     const int kDataSize = 4 * 1024 * 1024;  // 4 MB
1915     const string kData(kDataSize, 'A');
1916     const unsigned char kFrameHeader[] = {
1917       0x00, 0x00, 0x00, 0x01,
1918       0x01, 0x40, 0x00, 0x00,
1919     };
1920
1921     const int kFrameSize = arraysize(kFrameHeader) + kDataSize;
1922     scoped_ptr<unsigned char[]> expected_frame_data(
1923         new unsigned char[kFrameSize]);
1924     memcpy(expected_frame_data.get(), kFrameHeader, arraysize(kFrameHeader));
1925     memset(expected_frame_data.get() + arraysize(kFrameHeader), 'A', kDataSize);
1926
1927     SpdyDataIR data_ir(1, kData);
1928     data_ir.set_fin(true);
1929     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
1930     CompareFrame(kDescription, *frame, expected_frame_data.get(), kFrameSize);
1931   }
1932 }
1933
1934 TEST_P(SpdyFramerTest, CreateSynStreamUncompressed) {
1935   if (!IsSpdy2() && !IsSpdy3()) {
1936     // SYN_STREAM unsupported in SPDY>3
1937     return;
1938   }
1939   SpdyFramer framer(spdy_version_);
1940   framer.set_enable_compression(false);
1941
1942   {
1943     const char kDescription[] = "SYN_STREAM frame, lowest pri, no FIN";
1944
1945     const unsigned char kPri = IsSpdy2() ? 0xC0 : 0xE0;
1946     const unsigned char kV2FrameData[] = {
1947       0x80, spdy_version_ch_, 0x00, 0x01,
1948       0x00, 0x00, 0x00, 0x20,
1949       0x00, 0x00, 0x00, 0x01,
1950       0x00, 0x00, 0x00, 0x00,
1951       kPri, 0x00, 0x00, 0x02,
1952       0x00, 0x03, 'b',  'a',
1953       'r',  0x00, 0x03, 'f',
1954       'o',  'o',  0x00, 0x03,
1955       'f',  'o',  'o',  0x00,
1956       0x03, 'b',  'a',  'r'
1957     };
1958     const unsigned char kV3FrameData[] = {
1959       0x80, spdy_version_ch_, 0x00, 0x01,
1960       0x00, 0x00, 0x00, 0x2a,
1961       0x00, 0x00, 0x00, 0x01,
1962       0x00, 0x00, 0x00, 0x00,
1963       kPri, 0x00, 0x00, 0x00,
1964       0x00, 0x02, 0x00, 0x00,
1965       0x00, 0x03, 'b',  'a',
1966       'r',  0x00, 0x00, 0x00,
1967       0x03, 'f',  'o',  'o',
1968       0x00, 0x00, 0x00, 0x03,
1969       'f',  'o',  'o',  0x00,
1970       0x00, 0x00, 0x03, 'b',
1971       'a',  'r'
1972     };
1973     SpdySynStreamIR syn_stream(1);
1974     syn_stream.set_priority(framer.GetLowestPriority());
1975     syn_stream.SetHeader("bar", "foo");
1976     syn_stream.SetHeader("foo", "bar");
1977     scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
1978     if (IsSpdy2()) {
1979       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
1980     } else if (IsSpdy3()) {
1981       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
1982     } else {
1983       LOG(FATAL) << "Unsupported version in test.";
1984     }
1985   }
1986
1987   {
1988     const char kDescription[] =
1989         "SYN_STREAM frame with a 0-length header name, highest pri, FIN, "
1990         "max stream ID";
1991
1992     const unsigned char kV2FrameData[] = {
1993       0x80, spdy_version_ch_, 0x00, 0x01,
1994       0x01, 0x00, 0x00, 0x1D,
1995       0x7f, 0xff, 0xff, 0xff,
1996       0x7f, 0xff, 0xff, 0xff,
1997       0x00, 0x00, 0x00, 0x02,
1998       0x00, 0x00, 0x00, 0x03,
1999       'f',  'o',  'o',  0x00,
2000       0x03, 'f',  'o',  'o',
2001       0x00, 0x03, 'b',  'a',
2002       'r'
2003     };
2004     const unsigned char kV3FrameData[] = {
2005       0x80, spdy_version_ch_, 0x00, 0x01,
2006       0x01, 0x00, 0x00, 0x27,
2007       0x7f, 0xff, 0xff, 0xff,
2008       0x7f, 0xff, 0xff, 0xff,
2009       0x00, 0x00, 0x00, 0x00,
2010       0x00, 0x02, 0x00, 0x00,
2011       0x00, 0x00, 0x00, 0x00,
2012       0x00, 0x03, 'f',  'o',
2013       'o',  0x00, 0x00, 0x00,
2014       0x03, 'f',  'o',  'o',
2015       0x00, 0x00, 0x00, 0x03,
2016       'b',  'a',  'r'
2017     };
2018     SpdySynStreamIR syn_stream(0x7fffffff);
2019     syn_stream.set_associated_to_stream_id(0x7fffffff);
2020     syn_stream.set_priority(framer.GetHighestPriority());
2021     syn_stream.set_fin(true);
2022     syn_stream.SetHeader("", "foo");
2023     syn_stream.SetHeader("foo", "bar");
2024     scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
2025     if (IsSpdy2()) {
2026       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2027     } else if (IsSpdy3()) {
2028       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2029     } else {
2030       LOG(FATAL) << "Unsupported version in test.";
2031     }
2032   }
2033
2034   {
2035     const char kDescription[] =
2036         "SYN_STREAM frame with a 0-length header val, high pri, FIN, "
2037         "max stream ID";
2038
2039     const unsigned char kPri = IsSpdy2() ? 0x40 : 0x20;
2040     const unsigned char kV2FrameData[] = {
2041       0x80, spdy_version_ch_, 0x00, 0x01,
2042       0x01, 0x00, 0x00, 0x1D,
2043       0x7f, 0xff, 0xff, 0xff,
2044       0x7f, 0xff, 0xff, 0xff,
2045       kPri, 0x00, 0x00, 0x02,
2046       0x00, 0x03, 'b',  'a',
2047       'r',  0x00, 0x03, 'f',
2048       'o',  'o',  0x00, 0x03,
2049       'f',  'o',  'o',  0x00,
2050       0x00
2051     };
2052     const unsigned char kV3FrameData[] = {
2053       0x80, spdy_version_ch_, 0x00, 0x01,
2054       0x01, 0x00, 0x00, 0x27,
2055       0x7f, 0xff, 0xff, 0xff,
2056       0x7f, 0xff, 0xff, 0xff,
2057       kPri, 0x00, 0x00, 0x00,
2058       0x00, 0x02, 0x00, 0x00,
2059       0x00, 0x03, 'b',  'a',
2060       'r',  0x00, 0x00, 0x00,
2061       0x03, 'f',  'o',  'o',
2062       0x00, 0x00, 0x00, 0x03,
2063       'f',  'o',  'o',  0x00,
2064       0x00, 0x00, 0x00
2065     };
2066     SpdySynStreamIR syn_stream(0x7fffffff);
2067     syn_stream.set_associated_to_stream_id(0x7fffffff);
2068     syn_stream.set_priority(1);
2069     syn_stream.set_fin(true);
2070     syn_stream.SetHeader("bar", "foo");
2071     syn_stream.SetHeader("foo", "");
2072     scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
2073     if (IsSpdy2()) {
2074       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2075     } else if (IsSpdy3()) {
2076       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2077     } else {
2078       LOG(FATAL) << "Unsupported version in test.";
2079     }
2080   }
2081 }
2082
2083 // TODO(phajdan.jr): Clean up after we no longer need
2084 // to workaround http://crbug.com/139744.
2085 #if !defined(USE_SYSTEM_ZLIB)
2086 TEST_P(SpdyFramerTest, CreateSynStreamCompressed) {
2087   if (!IsSpdy2() && !IsSpdy3()) {
2088     // SYN_STREAM not supported for SPDY>3
2089     return;
2090   }
2091   SpdyFramer framer(spdy_version_);
2092   framer.set_enable_compression(true);
2093
2094   {
2095     const char kDescription[] =
2096         "SYN_STREAM frame, low pri, no FIN";
2097     const SpdyPriority priority = IsSpdy2() ? 2 : 4;
2098
2099     const unsigned char kV2FrameData[] = {
2100       0x80, spdy_version_ch_, 0x00, 0x01,
2101       0x00, 0x00, 0x00, 0x36,
2102       0x00, 0x00, 0x00, 0x01,
2103       0x00, 0x00, 0x00, 0x00,
2104       0x80, 0x00, 0x38, 0xea,
2105       0xdf, 0xa2, 0x51, 0xb2,
2106       0x62, 0x60, 0x62, 0x60,
2107       0x4e, 0x4a, 0x2c, 0x62,
2108       0x60, 0x06, 0x08, 0xa0,
2109       0xb4, 0xfc, 0x7c, 0x80,
2110       0x00, 0x62, 0x60, 0x4e,
2111       0xcb, 0xcf, 0x67, 0x60,
2112       0x06, 0x08, 0xa0, 0xa4,
2113       0xc4, 0x22, 0x80, 0x00,
2114       0x02, 0x00, 0x00, 0x00,
2115       0xff, 0xff,
2116     };
2117     const unsigned char kV3FrameData[] = {
2118       0x80, spdy_version_ch_, 0x00, 0x01,
2119       0x00, 0x00, 0x00, 0x37,
2120       0x00, 0x00, 0x00, 0x01,
2121       0x00, 0x00, 0x00, 0x00,
2122       0x80, 0x00, 0x38, 0xEA,
2123       0xE3, 0xC6, 0xA7, 0xC2,
2124       0x02, 0xE5, 0x0E, 0x50,
2125       0xC2, 0x4B, 0x4A, 0x04,
2126       0xE5, 0x0B, 0x66, 0x80,
2127       0x00, 0x4A, 0xCB, 0xCF,
2128       0x07, 0x08, 0x20, 0x10,
2129       0x95, 0x96, 0x9F, 0x0F,
2130       0xA2, 0x00, 0x02, 0x28,
2131       0x29, 0xB1, 0x08, 0x20,
2132       0x80, 0x00, 0x00, 0x00,
2133       0x00, 0xFF, 0xFF,
2134     };
2135     const unsigned char kV2SIMDFrameData[] = {
2136       0x80, spdy_version_ch_, 0x00, 0x01,
2137       0x00, 0x00, 0x00, 0x33,
2138       0x00, 0x00, 0x00, 0x01,
2139       0x00, 0x00, 0x00, 0x00,
2140       0x80, 0x00, 0x38, 0xea,
2141       0xdf, 0xa2, 0x51, 0xb2,
2142       0x62, 0x60, 0x62, 0x60,
2143       0x4e, 0x4a, 0x2c, 0x62,
2144       0x60, 0x06, 0x08, 0xa0,
2145       0xb4, 0xfc, 0x7c, 0x80,
2146       0x00, 0x62, 0x60, 0x06,
2147       0x13, 0x00, 0x01, 0x94,
2148       0x94, 0x58, 0x04, 0x10,
2149       0x40, 0x00, 0x00, 0x00,
2150       0x00, 0xff, 0xff,
2151     };
2152     const unsigned char kV3SIMDFrameData[] = {
2153       0x80, spdy_version_ch_, 0x00, 0x01,
2154       0x00, 0x00, 0x00, 0x32,
2155       0x00, 0x00, 0x00, 0x01,
2156       0x00, 0x00, 0x00, 0x00,
2157       0x80, 0x00, 0x38, 0xea,
2158       0xe3, 0xc6, 0xa7, 0xc2,
2159       0x02, 0xe5, 0x0e, 0x50,
2160       0xc2, 0x4b, 0x4a, 0x04,
2161       0xe5, 0x0b, 0x66, 0x80,
2162       0x00, 0x4a, 0xcb, 0xcf,
2163       0x07, 0x08, 0x20, 0x24,
2164       0x0a, 0x20, 0x80, 0x92,
2165       0x12, 0x8b, 0x00, 0x02,
2166       0x08, 0x00, 0x00, 0x00,
2167       0xff, 0xff,
2168     };
2169
2170     SpdySynStreamIR syn_stream(1);
2171     syn_stream.set_priority(priority);
2172     syn_stream.SetHeader("bar", "foo");
2173     syn_stream.SetHeader("foo", "bar");
2174     scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
2175     const unsigned char* frame_data =
2176         reinterpret_cast<const unsigned char*>(frame->data());
2177     if (IsSpdy2()) {
2178       // Try comparing with SIMD version, if that fails, do a failing check
2179       // with pretty printing against non-SIMD version
2180       if (memcmp(frame_data,
2181                  kV2SIMDFrameData,
2182                  std::min(arraysize(kV2SIMDFrameData), frame->size())) != 0) {
2183         CompareCharArraysWithHexError(kDescription,
2184                                       frame_data,
2185                                       frame->size(),
2186                                       kV2FrameData,
2187                                       arraysize(kV2FrameData));
2188       }
2189     } else if (IsSpdy3()) {
2190       if (memcmp(frame_data,
2191                  kV3SIMDFrameData,
2192                  std::min(arraysize(kV3SIMDFrameData), frame->size())) != 0) {
2193         CompareCharArraysWithHexError(kDescription,
2194                                       frame_data,
2195                                       frame->size(),
2196                                       kV3FrameData,
2197                                       arraysize(kV3FrameData));
2198       }
2199     } else {
2200       LOG(FATAL) << "Unsupported version in test.";
2201     }
2202   }
2203 }
2204 #endif  // !defined(USE_SYSTEM_ZLIB)
2205
2206 TEST_P(SpdyFramerTest, CreateSynReplyUncompressed) {
2207   if (spdy_version_ > SPDY3) {
2208     // SYN_REPLY unsupported in SPDY>3
2209     return;
2210   }
2211   SpdyFramer framer(spdy_version_);
2212   framer.set_enable_compression(false);
2213
2214   {
2215     const char kDescription[] = "SYN_REPLY frame, no FIN";
2216
2217     const unsigned char kV2FrameData[] = {
2218       0x80, spdy_version_ch_, 0x00, 0x02,
2219       0x00, 0x00, 0x00, 0x1C,
2220       0x00, 0x00, 0x00, 0x01,
2221       0x00, 0x00, 0x00, 0x02,
2222       0x00, 0x03, 'b',  'a',
2223       'r',  0x00, 0x03, 'f',
2224       'o',  'o',  0x00, 0x03,
2225       'f',  'o',  'o',  0x00,
2226       0x03, 'b',  'a',  'r'
2227     };
2228     const unsigned char kV3FrameData[] = {
2229       0x80, spdy_version_ch_, 0x00, 0x02,
2230       0x00, 0x00, 0x00, 0x24,
2231       0x00, 0x00, 0x00, 0x01,
2232       0x00, 0x00, 0x00, 0x02,
2233       0x00, 0x00, 0x00, 0x03,
2234       'b',  'a',  'r',  0x00,
2235       0x00, 0x00, 0x03, 'f',
2236       'o',  'o',  0x00, 0x00,
2237       0x00, 0x03, 'f',  'o',
2238       'o',  0x00, 0x00, 0x00,
2239       0x03, 'b',  'a',  'r'
2240     };
2241     SpdySynReplyIR syn_reply(1);
2242     syn_reply.SetHeader("bar", "foo");
2243     syn_reply.SetHeader("foo", "bar");
2244     scoped_ptr<SpdyFrame> frame(framer.SerializeSynReply(syn_reply));
2245     if (IsSpdy2()) {
2246       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2247     } else if (IsSpdy3()) {
2248       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2249     } else {
2250       LOG(FATAL) << "Unsupported version in test.";
2251     }
2252   }
2253
2254   {
2255     const char kDescription[] =
2256         "SYN_REPLY frame with a 0-length header name, FIN, max stream ID";
2257
2258     const unsigned char kV2FrameData[] = {
2259       0x80, spdy_version_ch_, 0x00, 0x02,
2260       0x01, 0x00, 0x00, 0x19,
2261       0x7f, 0xff, 0xff, 0xff,
2262       0x00, 0x00, 0x00, 0x02,
2263       0x00, 0x00, 0x00, 0x03,
2264       'f',  'o',  'o',  0x00,
2265       0x03, 'f',  'o',  'o',
2266       0x00, 0x03, 'b',  'a',
2267       'r'
2268     };
2269     const unsigned char kV3FrameData[] = {
2270       0x80, spdy_version_ch_, 0x00, 0x02,
2271       0x01, 0x00, 0x00, 0x21,
2272       0x7f, 0xff, 0xff, 0xff,
2273       0x00, 0x00, 0x00, 0x02,
2274       0x00, 0x00, 0x00, 0x00,
2275       0x00, 0x00, 0x00, 0x03,
2276       'f',  'o',  'o',  0x00,
2277       0x00, 0x00, 0x03, 'f',
2278       'o',  'o',  0x00, 0x00,
2279       0x00, 0x03, 'b',  'a',
2280       'r'
2281     };
2282     SpdySynReplyIR syn_reply(0x7fffffff);
2283     syn_reply.set_fin(true);
2284     syn_reply.SetHeader("", "foo");
2285     syn_reply.SetHeader("foo", "bar");
2286     scoped_ptr<SpdyFrame> frame(framer.SerializeSynReply(syn_reply));
2287     if (IsSpdy2()) {
2288       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2289     } else if (IsSpdy3()) {
2290       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2291     } else {
2292       LOG(FATAL) << "Unsupported version in test.";
2293     }
2294   }
2295
2296   {
2297     const char kDescription[] =
2298         "SYN_REPLY frame with a 0-length header val, FIN, max stream ID";
2299
2300     const unsigned char kV2FrameData[] = {
2301       0x80, spdy_version_ch_, 0x00, 0x02,
2302       0x01, 0x00, 0x00, 0x19,
2303       0x7f, 0xff, 0xff, 0xff,
2304       0x00, 0x00, 0x00, 0x02,
2305       0x00, 0x03, 'b',  'a',
2306       'r',  0x00, 0x03, 'f',
2307       'o',  'o',  0x00, 0x03,
2308       'f',  'o',  'o',  0x00,
2309       0x00
2310     };
2311     const unsigned char kV3FrameData[] = {
2312       0x80, spdy_version_ch_, 0x00, 0x02,
2313       0x01, 0x00, 0x00, 0x21,
2314       0x7f, 0xff, 0xff, 0xff,
2315       0x00, 0x00, 0x00, 0x02,
2316       0x00, 0x00, 0x00, 0x03,
2317       'b',  'a',  'r',  0x00,
2318       0x00, 0x00, 0x03, 'f',
2319       'o',  'o',  0x00, 0x00,
2320       0x00, 0x03, 'f',  'o',
2321       'o',  0x00, 0x00, 0x00,
2322       0x00
2323     };
2324     SpdySynReplyIR syn_reply(0x7fffffff);
2325     syn_reply.set_fin(true);
2326     syn_reply.SetHeader("bar", "foo");
2327     syn_reply.SetHeader("foo", "");
2328     scoped_ptr<SpdyFrame> frame(framer.SerializeSynReply(syn_reply));
2329     if (IsSpdy2()) {
2330       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2331     } else if (IsSpdy3()) {
2332       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2333     } else {
2334       LOG(FATAL) << "Unsupported version in test.";
2335     }
2336   }
2337 }
2338
2339 // TODO(phajdan.jr): Clean up after we no longer need
2340 // to workaround http://crbug.com/139744.
2341 #if !defined(USE_SYSTEM_ZLIB)
2342 TEST_P(SpdyFramerTest, CreateSynReplyCompressed) {
2343   if (spdy_version_ > SPDY3) {
2344     // SYN_REPLY unsupported in SPDY>3
2345     return;
2346   }
2347   SpdyFramer framer(spdy_version_);
2348   framer.set_enable_compression(true);
2349
2350   {
2351     const char kDescription[] = "SYN_REPLY frame, no FIN";
2352
2353     const unsigned char kV2FrameData[] = {
2354       0x80, spdy_version_ch_, 0x00, 0x02,
2355       0x00, 0x00, 0x00, 0x32,
2356       0x00, 0x00, 0x00, 0x01,
2357       0x00, 0x00, 0x38, 0xea,
2358       0xdf, 0xa2, 0x51, 0xb2,
2359       0x62, 0x60, 0x62, 0x60,
2360       0x4e, 0x4a, 0x2c, 0x62,
2361       0x60, 0x06, 0x08, 0xa0,
2362       0xb4, 0xfc, 0x7c, 0x80,
2363       0x00, 0x62, 0x60, 0x4e,
2364       0xcb, 0xcf, 0x67, 0x60,
2365       0x06, 0x08, 0xa0, 0xa4,
2366       0xc4, 0x22, 0x80, 0x00,
2367       0x02, 0x00, 0x00, 0x00,
2368       0xff, 0xff,
2369     };
2370     const unsigned char kV3FrameData[] = {
2371       0x80, spdy_version_ch_, 0x00, 0x02,
2372       0x00, 0x00, 0x00, 0x31,
2373       0x00, 0x00, 0x00, 0x01,
2374       0x38, 0xea, 0xe3, 0xc6,
2375       0xa7, 0xc2, 0x02, 0xe5,
2376       0x0e, 0x50, 0xc2, 0x4b,
2377       0x4a, 0x04, 0xe5, 0x0b,
2378       0x66, 0x80, 0x00, 0x4a,
2379       0xcb, 0xcf, 0x07, 0x08,
2380       0x20, 0x10, 0x95, 0x96,
2381       0x9f, 0x0f, 0xa2, 0x00,
2382       0x02, 0x28, 0x29, 0xb1,
2383       0x08, 0x20, 0x80, 0x00,
2384       0x00, 0x00, 0x00, 0xff,
2385       0xff,
2386     };
2387     const unsigned char kV2SIMDFrameData[] = {
2388       0x80, spdy_version_ch_, 0x00, 0x02,
2389       0x00, 0x00, 0x00, 0x2f,
2390       0x00, 0x00, 0x00, 0x01,
2391       0x00, 0x00, 0x38, 0xea,
2392       0xdf, 0xa2, 0x51, 0xb2,
2393       0x62, 0x60, 0x62, 0x60,
2394       0x4e, 0x4a, 0x2c, 0x62,
2395       0x60, 0x06, 0x08, 0xa0,
2396       0xb4, 0xfc, 0x7c, 0x80,
2397       0x00, 0x62, 0x60, 0x06,
2398       0x13, 0x00, 0x01, 0x94,
2399       0x94, 0x58, 0x04, 0x10,
2400       0x40, 0x00, 0x00, 0x00,
2401       0x00, 0xff, 0xff,
2402     };
2403     const unsigned char kV3SIMDFrameData[] = {
2404       0x80, spdy_version_ch_, 0x00, 0x02,
2405       0x00, 0x00, 0x00, 0x2c,
2406       0x00, 0x00, 0x00, 0x01,
2407       0x38, 0xea, 0xe3, 0xc6,
2408       0xa7, 0xc2, 0x02, 0xe5,
2409       0x0e, 0x50, 0xc2, 0x4b,
2410       0x4a, 0x04, 0xe5, 0x0b,
2411       0x66, 0x80, 0x00, 0x4a,
2412       0xcb, 0xcf, 0x07, 0x08,
2413       0x20, 0x24, 0x0a, 0x20,
2414       0x80, 0x92, 0x12, 0x8b,
2415       0x00, 0x02, 0x08, 0x00,
2416       0x00, 0x00, 0xff, 0xff,
2417     };
2418
2419     SpdySynReplyIR syn_reply(1);
2420     syn_reply.SetHeader("bar", "foo");
2421     syn_reply.SetHeader("foo", "bar");
2422     scoped_ptr<SpdyFrame> frame(framer.SerializeSynReply(syn_reply));
2423     const unsigned char* frame_data =
2424         reinterpret_cast<const unsigned char*>(frame->data());
2425     if (IsSpdy2()) {
2426       // Try comparing with SIMD version, if that fails, do a failing check
2427       // with pretty printing against non-SIMD version
2428       if (memcmp(frame_data,
2429                  kV2SIMDFrameData,
2430                  std::min(arraysize(kV2SIMDFrameData), frame->size())) != 0) {
2431         CompareCharArraysWithHexError(kDescription,
2432                                       frame_data,
2433                                       frame->size(),
2434                                       kV2FrameData,
2435                                       arraysize(kV2FrameData));
2436       }
2437     } else if (IsSpdy3()) {
2438       if (memcmp(frame_data,
2439                  kV3SIMDFrameData,
2440                  std::min(arraysize(kV3SIMDFrameData), frame->size())) != 0) {
2441         CompareCharArraysWithHexError(kDescription,
2442                                       frame_data,
2443                                       frame->size(),
2444                                       kV3FrameData,
2445                                       arraysize(kV3FrameData));
2446       }
2447     } else {
2448       LOG(FATAL) << "Unsupported version in test.";
2449     }
2450   }
2451 }
2452 #endif  // !defined(USE_SYSTEM_ZLIB)
2453
2454 TEST_P(SpdyFramerTest, CreateRstStream) {
2455   SpdyFramer framer(spdy_version_);
2456
2457   {
2458     const char kDescription[] = "RST_STREAM frame";
2459     const unsigned char kV3FrameData[] = {  // Also applies for V2.
2460       0x80, spdy_version_ch_, 0x00, 0x03,
2461       0x00, 0x00, 0x00, 0x08,
2462       0x00, 0x00, 0x00, 0x01,
2463       0x00, 0x00, 0x00, 0x01,
2464     };
2465     const unsigned char kH2FrameData[] = {
2466       0x00, 0x00, 0x07, 0x03,
2467       0x00, 0x00, 0x00, 0x00,
2468       0x01, 0x00, 0x00, 0x00,
2469       0x01, 0x52, 0x53, 0x54
2470     };
2471     SpdyRstStreamIR rst_stream(1, RST_STREAM_PROTOCOL_ERROR, "RST");
2472     scoped_ptr<SpdyFrame> frame(framer.SerializeRstStream(rst_stream));
2473     if (IsHttp2()) {
2474       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2475     } else {
2476       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2477     }
2478   }
2479
2480   {
2481     const char kDescription[] = "RST_STREAM frame with max stream ID";
2482     const unsigned char kV3FrameData[] = {  // Also applies for V2.
2483       0x80, spdy_version_ch_, 0x00, 0x03,
2484       0x00, 0x00, 0x00, 0x08,
2485       0x7f, 0xff, 0xff, 0xff,
2486       0x00, 0x00, 0x00, 0x01,
2487     };
2488     const unsigned char kH2FrameData[] = {
2489       0x00, 0x00, 0x04, 0x03,
2490       0x00, 0x7f, 0xff, 0xff,
2491       0xff, 0x00, 0x00, 0x00,
2492       0x01,
2493     };
2494     SpdyRstStreamIR rst_stream(0x7FFFFFFF,
2495                                RST_STREAM_PROTOCOL_ERROR,
2496                                "");
2497     scoped_ptr<SpdyFrame> frame(framer.SerializeRstStream(rst_stream));
2498     if (IsHttp2()) {
2499       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2500     } else {
2501       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2502     }
2503   }
2504
2505   {
2506     const char kDescription[] = "RST_STREAM frame with max status code";
2507     const unsigned char kV3FrameData[] = {  // Also applies for V2.
2508       0x80, spdy_version_ch_, 0x00, 0x03,
2509       0x00, 0x00, 0x00, 0x08,
2510       0x7f, 0xff, 0xff, 0xff,
2511       0x00, 0x00, 0x00, 0x06,
2512     };
2513     const unsigned char kH2FrameData[] = {
2514       0x00, 0x00, 0x04, 0x03,
2515       0x00, 0x7f, 0xff, 0xff,
2516       0xff, 0x00, 0x00, 0x00,
2517       0x02,
2518     };
2519     SpdyRstStreamIR rst_stream(0x7FFFFFFF,
2520                                RST_STREAM_INTERNAL_ERROR,
2521                                "");
2522     scoped_ptr<SpdyFrame> frame(framer.SerializeRstStream(rst_stream));
2523     if (IsHttp2()) {
2524       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2525     } else {
2526       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2527     }
2528   }
2529 }
2530
2531 TEST_P(SpdyFramerTest, CreateSettings) {
2532   SpdyFramer framer(spdy_version_);
2533
2534   {
2535     const char kDescription[] = "Network byte order SETTINGS frame";
2536
2537     const unsigned char kV2FrameData[] = {
2538       0x80, spdy_version_ch_, 0x00, 0x04,
2539       0x00, 0x00, 0x00, 0x0c,
2540       0x00, 0x00, 0x00, 0x01,
2541       0x07, 0x00, 0x00, 0x01,
2542       0x0a, 0x0b, 0x0c, 0x0d,
2543     };
2544     const unsigned char kV3FrameData[] = {
2545       0x80, spdy_version_ch_, 0x00, 0x04,
2546       0x00, 0x00, 0x00, 0x0c,
2547       0x00, 0x00, 0x00, 0x01,
2548       0x01, 0x00, 0x00, 0x07,
2549       0x0a, 0x0b, 0x0c, 0x0d,
2550     };
2551     const unsigned char kH2FrameData[] = {
2552       0x00, 0x00, 0x06, 0x04,
2553       0x00, 0x00, 0x00, 0x00,
2554       0x00, 0x00, 0x04, 0x0a,
2555       0x0b, 0x0c, 0x0d,
2556     };
2557
2558     uint32 kValue = 0x0a0b0c0d;
2559     SpdySettingsIR settings_ir;
2560
2561     SpdySettingsFlags kFlags = static_cast<SpdySettingsFlags>(0x01);
2562     SpdySettingsIds kId = SETTINGS_INITIAL_WINDOW_SIZE;
2563     settings_ir.AddSetting(kId,
2564                            kFlags & SETTINGS_FLAG_PLEASE_PERSIST,
2565                            kFlags & SETTINGS_FLAG_PERSISTED,
2566                            kValue);
2567
2568     scoped_ptr<SpdyFrame> frame(framer.SerializeSettings(settings_ir));
2569     if (IsSpdy2()) {
2570       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2571     } else if (IsSpdy3()) {
2572       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2573     } else {
2574       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2575     }
2576   }
2577
2578   {
2579     const char kDescription[] = "Basic SETTINGS frame";
2580
2581     const unsigned char kV2FrameData[] = {
2582       0x80, spdy_version_ch_, 0x00, 0x04,
2583       0x00, 0x00, 0x00, 0x24,
2584       0x00, 0x00, 0x00, 0x04,
2585       0x01, 0x00, 0x00, 0x00,  // 1st Setting
2586       0x00, 0x00, 0x00, 0x05,
2587       0x02, 0x00, 0x00, 0x00,  // 2nd Setting
2588       0x00, 0x00, 0x00, 0x06,
2589       0x03, 0x00, 0x00, 0x00,  // 3rd Setting
2590       0x00, 0x00, 0x00, 0x07,
2591       0x04, 0x00, 0x00, 0x00,  // 4th Setting
2592       0x00, 0x00, 0x00, 0x08,
2593     };
2594     const unsigned char kV3FrameData[] = {
2595       0x80, spdy_version_ch_, 0x00, 0x04,
2596       0x00, 0x00, 0x00, 0x24,
2597       0x00, 0x00, 0x00, 0x04,
2598       0x00, 0x00, 0x00, 0x01,  // 1st Setting
2599       0x00, 0x00, 0x00, 0x05,
2600       0x00, 0x00, 0x00, 0x02,  // 2nd Setting
2601       0x00, 0x00, 0x00, 0x06,
2602       0x00, 0x00, 0x00, 0x03,  // 3rd Setting
2603       0x00, 0x00, 0x00, 0x07,
2604       0x00, 0x00, 0x00, 0x04,  // 4th Setting
2605       0x00, 0x00, 0x00, 0x08,
2606     };
2607     // These end up seemingly out of order because of the way that our internal
2608     // ordering for settings_ir works. HTTP2 has no requirement on ordering on
2609     // the wire.
2610     const unsigned char kH2FrameData[] = {
2611       0x00, 0x00, 0x18, 0x04,
2612       0x00, 0x00, 0x00, 0x00,
2613       0x00, 0x00, 0x03,        // 3rd Setting
2614       0x00, 0x00, 0x00, 0x07,
2615       0x00, 0x04,              // 4th Setting
2616       0x00, 0x00, 0x00, 0x08,
2617       0x00, 0x01,              // 1st Setting
2618       0x00, 0x00, 0x00, 0x05,
2619       0x00, 0x02,              // 2nd Setting
2620       0x00, 0x00, 0x00, 0x06,
2621     };
2622
2623     SpdySettingsIR settings_ir;
2624     settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 1),
2625                            false,  // persist
2626                            false,  // persisted
2627                            5);
2628     settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 2),
2629                            false,  // persist
2630                            false,  // persisted
2631                            6);
2632     settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 3),
2633                            false,  // persist
2634                            false,  // persisted
2635                            7);
2636     settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 4),
2637                            false,  // persist
2638                            false,  // persisted
2639                            8);
2640     scoped_ptr<SpdyFrame> frame(framer.SerializeSettings(settings_ir));
2641
2642     if (IsSpdy2()) {
2643       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2644     } else if (IsSpdy3()) {
2645       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2646     } else {
2647       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2648     }
2649   }
2650
2651   {
2652     const char kDescription[] = "Empty SETTINGS frame";
2653
2654     const unsigned char kV3FrameData[] = {  // Also applies for V2.
2655       0x80, spdy_version_ch_, 0x00, 0x04,
2656       0x00, 0x00, 0x00, 0x04,
2657       0x00, 0x00, 0x00, 0x00,
2658     };
2659     const unsigned char kH2FrameData[] = {
2660       0x00, 0x00, 0x00, 0x04,
2661       0x00, 0x00, 0x00, 0x00,
2662       0x00,
2663     };
2664     SpdySettingsIR settings_ir;
2665     scoped_ptr<SpdyFrame> frame(framer.SerializeSettings(settings_ir));
2666     if (IsHttp2()) {
2667       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2668     } else {
2669       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2670     }
2671   }
2672 }
2673
2674 TEST_P(SpdyFramerTest, CreatePingFrame) {
2675   SpdyFramer framer(spdy_version_);
2676
2677   {
2678     const char kDescription[] = "PING frame";
2679     const unsigned char kV3FrameData[] = {  // Also applies for V2.
2680       0x80, spdy_version_ch_, 0x00, 0x06,
2681       0x00, 0x00, 0x00, 0x04,
2682       0x12, 0x34, 0x56, 0x78,
2683     };
2684     const unsigned char kH2FrameData[] = {
2685       0x00, 0x00, 0x08, 0x06,
2686       0x00, 0x00, 0x00, 0x00,
2687       0x00, 0x12, 0x34, 0x56,
2688       0x78, 0x9a, 0xbc, 0xde,
2689       0xff,
2690     };
2691     const unsigned char kH2FrameDataWithAck[] = {
2692       0x00, 0x00, 0x08, 0x06,
2693       0x01, 0x00, 0x00, 0x00,
2694       0x00, 0x12, 0x34, 0x56,
2695       0x78, 0x9a, 0xbc, 0xde,
2696       0xff,
2697     };
2698     scoped_ptr<SpdyFrame> frame;
2699     if (IsHttp2()) {
2700       const SpdyPingId kPingId = 0x123456789abcdeffULL;
2701       SpdyPingIR ping_ir(kPingId);
2702       // Tests SpdyPingIR when the ping is not an ack.
2703       ASSERT_FALSE(ping_ir.is_ack());
2704       frame.reset(framer.SerializePing(ping_ir));
2705       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2706
2707       // Tests SpdyPingIR when the ping is an ack.
2708       ping_ir.set_is_ack(true);
2709       frame.reset(framer.SerializePing(ping_ir));
2710       CompareFrame(kDescription, *frame, kH2FrameDataWithAck,
2711                    arraysize(kH2FrameDataWithAck));
2712
2713     } else {
2714       frame.reset(framer.SerializePing(SpdyPingIR(0x12345678ull)));
2715       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2716     }
2717   }
2718 }
2719
2720 TEST_P(SpdyFramerTest, CreateGoAway) {
2721   SpdyFramer framer(spdy_version_);
2722
2723   {
2724     const char kDescription[] = "GOAWAY frame";
2725     const unsigned char kV2FrameData[] = {
2726       0x80, spdy_version_ch_, 0x00, 0x07,
2727       0x00, 0x00, 0x00, 0x04,
2728       0x00, 0x00, 0x00, 0x00,  // Stream Id
2729     };
2730     const unsigned char kV3FrameData[] = {
2731       0x80, spdy_version_ch_, 0x00, 0x07,
2732       0x00, 0x00, 0x00, 0x08,
2733       0x00, 0x00, 0x00, 0x00,  // Stream Id
2734       0x00, 0x00, 0x00, 0x00,  // Status
2735     };
2736     const unsigned char kH2FrameData[] = {
2737       0x00, 0x00, 0x0a, 0x07,
2738       0x00, 0x00, 0x00, 0x00,
2739       0x00, 0x00, 0x00, 0x00,  // Stream id
2740       0x00, 0x00, 0x00, 0x00,  // Status
2741       0x00, 0x47, 0x41,        // Opaque Description
2742     };
2743     SpdyGoAwayIR goaway_ir(0, GOAWAY_OK, "GA");
2744     scoped_ptr<SpdyFrame> frame(framer.SerializeGoAway(goaway_ir));
2745     if (IsSpdy2()) {
2746       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2747     } else if (IsSpdy3()) {
2748       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2749     } else {
2750       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2751     }
2752   }
2753
2754   {
2755     const char kDescription[] = "GOAWAY frame with max stream ID, status";
2756     const unsigned char kV2FrameData[] = {
2757       0x80, spdy_version_ch_, 0x00, 0x07,
2758       0x00, 0x00, 0x00, 0x04,
2759       0x7f, 0xff, 0xff, 0xff,  // Stream Id
2760     };
2761     const unsigned char kV3FrameData[] = {
2762       0x80, spdy_version_ch_, 0x00, 0x07,
2763       0x00, 0x00, 0x00, 0x08,
2764       0x7f, 0xff, 0xff, 0xff,  // Stream Id
2765       0x00, 0x00, 0x00, 0x01,  // Status: PROTOCOL_ERROR.
2766     };
2767     const unsigned char kH2FrameData[] = {
2768       0x00, 0x00, 0x0a, 0x07,
2769       0x00, 0x00, 0x00, 0x00,
2770       0x00, 0x7f, 0xff, 0xff,  // Stream Id
2771       0xff, 0x00, 0x00, 0x00,  // Status: INTERNAL_ERROR.
2772       0x02, 0x47, 0x41,        // Opaque Description
2773     };
2774     SpdyGoAwayIR goaway_ir(0x7FFFFFFF, GOAWAY_INTERNAL_ERROR, "GA");
2775     scoped_ptr<SpdyFrame> frame(framer.SerializeGoAway(goaway_ir));
2776     if (IsSpdy2()) {
2777       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2778     } else if (IsSpdy3()) {
2779       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2780     } else {
2781       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2782     }
2783   }
2784 }
2785
2786 TEST_P(SpdyFramerTest, CreateHeadersUncompressed) {
2787   SpdyFramer framer(spdy_version_);
2788   framer.set_enable_compression(false);
2789
2790   {
2791     const char kDescription[] = "HEADERS frame, no FIN";
2792
2793     const unsigned char kV2FrameData[] = {
2794       0x80, spdy_version_ch_, 0x00, 0x08,
2795       0x00, 0x00, 0x00, 0x1C,
2796       0x00, 0x00, 0x00, 0x01,
2797       0x00, 0x00, 0x00, 0x02,
2798       0x00, 0x03, 'b',  'a',
2799       'r',  0x00, 0x03, 'f',
2800       'o',  'o',  0x00, 0x03,
2801       'f',  'o',  'o',  0x00,
2802       0x03, 'b',  'a',  'r'
2803     };
2804     const unsigned char kV3FrameData[] = {
2805       0x80, spdy_version_ch_, 0x00, 0x08,
2806       0x00, 0x00, 0x00, 0x24,
2807       0x00, 0x00, 0x00, 0x01,
2808       0x00, 0x00, 0x00, 0x02,
2809       0x00, 0x00, 0x00, 0x03,
2810       'b',  'a',  'r',  0x00,
2811       0x00, 0x00, 0x03, 'f',
2812       'o',  'o',  0x00, 0x00,
2813       0x00, 0x03, 'f',  'o',
2814       'o',  0x00, 0x00, 0x00,
2815       0x03, 'b',  'a',  'r'
2816     };
2817     const unsigned char kH2FrameData[] = {
2818        0x00, 0x00, 0x12, 0x01,  // Headers: END_HEADERS
2819        0x04, 0x00, 0x00, 0x00,  // Stream 1
2820        0x01, 0x00, 0x03, 0x62,  // @.ba
2821        0x61, 0x72, 0x03, 0x66,  // r.fo
2822        0x6f, 0x6f, 0x00, 0x03,  // o@.f
2823        0x66, 0x6f, 0x6f, 0x03,  // oo.b
2824        0x62, 0x61, 0x72,        // ar
2825     };
2826     SpdyHeadersIR headers_ir(1);
2827     headers_ir.SetHeader("bar", "foo");
2828     headers_ir.SetHeader("foo", "bar");
2829     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
2830     if (IsSpdy2()) {
2831       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2832     } else if (IsSpdy3()) {
2833       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2834     } else {
2835       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2836     }
2837   }
2838
2839   {
2840     const char kDescription[] =
2841         "HEADERS frame with a 0-length header name, FIN, max stream ID";
2842
2843     const unsigned char kV2FrameData[] = {
2844       0x80, spdy_version_ch_, 0x00, 0x08,
2845       0x01, 0x00, 0x00, 0x19,
2846       0x7f, 0xff, 0xff, 0xff,
2847       0x00, 0x00, 0x00, 0x02,
2848       0x00, 0x00, 0x00, 0x03,
2849       'f',  'o',  'o',  0x00,
2850       0x03, 'f',  'o',  'o',
2851       0x00, 0x03, 'b',  'a',
2852       'r'
2853     };
2854     const unsigned char kV3FrameData[] = {
2855       0x80, spdy_version_ch_, 0x00, 0x08,
2856       0x01, 0x00, 0x00, 0x21,
2857       0x7f, 0xff, 0xff, 0xff,
2858       0x00, 0x00, 0x00, 0x02,
2859       0x00, 0x00, 0x00, 0x00,
2860       0x00, 0x00, 0x00, 0x03,
2861       'f',  'o',  'o',  0x00,
2862       0x00, 0x00, 0x03, 'f',
2863       'o',  'o',  0x00, 0x00,
2864       0x00, 0x03, 'b',  'a',
2865       'r'
2866     };
2867     const unsigned char kH2FrameData[] = {
2868       0x00, 0x00, 0x0f, 0x01,  // Headers: FIN | END_HEADERS
2869       0x05, 0x7f, 0xff, 0xff,  // Stream 0x7fffffff
2870       0xff, 0x00, 0x00, 0x03,  // @..
2871       0x66, 0x6f, 0x6f, 0x00,  // foo@
2872       0x03, 0x66, 0x6f, 0x6f,  // .foo
2873       0x03, 0x62, 0x61, 0x72,  // .bar
2874     };
2875     SpdyHeadersIR headers_ir(0x7fffffff);
2876     headers_ir.set_fin(true);
2877     headers_ir.SetHeader("", "foo");
2878     headers_ir.SetHeader("foo", "bar");
2879     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
2880     if (IsSpdy2()) {
2881       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2882     } else if (IsSpdy3()) {
2883       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2884     } else {
2885       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2886     }
2887   }
2888
2889   {
2890     const char kDescription[] =
2891         "HEADERS frame with a 0-length header val, FIN, max stream ID";
2892
2893     const unsigned char kV2FrameData[] = {
2894       0x80, spdy_version_ch_, 0x00, 0x08,
2895       0x01, 0x00, 0x00, 0x19,
2896       0x7f, 0xff, 0xff, 0xff,
2897       0x00, 0x00, 0x00, 0x02,
2898       0x00, 0x03, 'b',  'a',
2899       'r',  0x00, 0x03, 'f',
2900       'o',  'o',  0x00, 0x03,
2901       'f',  'o',  'o',  0x00,
2902       0x00
2903     };
2904     const unsigned char kV3FrameData[] = {
2905       0x80, spdy_version_ch_, 0x00, 0x08,
2906       0x01, 0x00, 0x00, 0x21,
2907       0x7f, 0xff, 0xff, 0xff,
2908       0x00, 0x00, 0x00, 0x02,
2909       0x00, 0x00, 0x00, 0x03,
2910       'b',  'a',  'r',  0x00,
2911       0x00, 0x00, 0x03, 'f',
2912       'o',  'o',  0x00, 0x00,
2913       0x00, 0x03, 'f',  'o',
2914       'o',  0x00, 0x00, 0x00,
2915       0x00
2916     };
2917     const unsigned char kH2FrameData[] = {
2918       0x00, 0x00, 0x0f, 0x01,  // Headers: FIN | END_HEADERS
2919       0x05, 0x7f, 0xff, 0xff,  // Stream 0x7fffffff
2920       0xff, 0x00, 0x03, 0x62,  // @.b
2921       0x61, 0x72, 0x03, 0x66,  // ar.f
2922       0x6f, 0x6f, 0x00, 0x03,  // oo@.
2923       0x66, 0x6f, 0x6f, 0x00,  // foo.
2924     };
2925     SpdyHeadersIR headers_ir(0x7fffffff);
2926     headers_ir.set_fin(true);
2927      headers_ir.SetHeader("bar", "foo");
2928     headers_ir.SetHeader("foo", "");
2929     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
2930     if (IsSpdy2()) {
2931       CompareFrame(kDescription, *frame, kV2FrameData, arraysize(kV2FrameData));
2932     } else if (IsSpdy3()) {
2933       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
2934     } else {
2935       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2936     }
2937   }
2938
2939   {
2940     const char kDescription[] =
2941         "HEADERS frame with a 0-length header val, FIN, max stream ID, pri";
2942
2943     const unsigned char kH2FrameData[] = {
2944         0x00, 0x00, 0x14, 0x01,  // Headers: FIN | END_HEADERS | PRIORITY
2945         0x25, 0x7f, 0xff, 0xff,  // Stream 0x7fffffff
2946         0xff, 0x00, 0x00, 0x00,  // exclusive, parent stream
2947         0x00, 0xdb,              // weight
2948         0x00, 0x03, 0x62, 0x61,  // @.ba
2949         0x72, 0x03, 0x66, 0x6f,  // r.fo
2950         0x6f, 0x00, 0x03, 0x66,  // o@.f
2951         0x6f, 0x6f, 0x00,        // oo.
2952     };
2953     SpdyHeadersIR headers_ir(0x7fffffff);
2954     headers_ir.set_fin(true);
2955     headers_ir.set_priority(1);
2956     headers_ir.set_has_priority(true);
2957     headers_ir.SetHeader("bar", "foo");
2958     headers_ir.SetHeader("foo", "");
2959     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
2960     if (IsSpdy2() || IsSpdy3()) {
2961       // HEADERS with priority not supported.
2962     } else {
2963       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2964     }
2965   }
2966
2967   {
2968     const char kDescription[] =
2969         "HEADERS frame with a 0-length header val, FIN, max stream ID, pri, "
2970         "exclusive=true, parent_stream=0";
2971
2972     const unsigned char kH2FrameData[] = {
2973         0x00, 0x00, 0x14, 0x01,  // Headers: FIN | END_HEADERS | PRIORITY
2974         0x25, 0x7f, 0xff, 0xff,  // Stream 0x7fffffff
2975         0xff, 0x80, 0x00, 0x00,  // exclusive, parent stream
2976         0x00, 0xdb,              // weight
2977         0x00, 0x03, 0x62, 0x61,  // @.ba
2978         0x72, 0x03, 0x66, 0x6f,  // r.fo
2979         0x6f, 0x00, 0x03, 0x66,  // o@.f
2980         0x6f, 0x6f, 0x00,        // oo.
2981     };
2982     SpdyHeadersIR headers_ir(0x7fffffff);
2983     headers_ir.set_fin(true);
2984     headers_ir.set_priority(1);
2985     headers_ir.set_has_priority(true);
2986     headers_ir.set_exclusive(true);
2987     headers_ir.set_parent_stream_id(0);
2988     headers_ir.SetHeader("bar", "foo");
2989     headers_ir.SetHeader("foo", "");
2990     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
2991     if (IsSpdy2() || IsSpdy3()) {
2992       // HEADERS with priority not supported.
2993     } else {
2994       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
2995     }
2996   }
2997
2998   {
2999     const char kDescription[] =
3000         "HEADERS frame with a 0-length header val, FIN, max stream ID, pri, "
3001         "exclusive=false, parent_stream=max stream ID";
3002
3003     const unsigned char kH2FrameData[] = {
3004         0x00, 0x00, 0x14, 0x01,  // Headers: FIN | END_HEADERS | PRIORITY
3005         0x25, 0x7f, 0xff, 0xff,  // Stream 0x7fffffff
3006         0xff, 0x7f, 0xff, 0xff,  // exclusive, parent stream
3007         0xff, 0xdb,              // weight
3008         0x00, 0x03, 0x62, 0x61,  // @.ba
3009         0x72, 0x03, 0x66, 0x6f,  // r.fo
3010         0x6f, 0x00, 0x03, 0x66,  // o@.f
3011         0x6f, 0x6f, 0x00,        // oo.
3012     };
3013     SpdyHeadersIR headers_ir(0x7fffffff);
3014     headers_ir.set_fin(true);
3015     headers_ir.set_priority(1);
3016     headers_ir.set_has_priority(true);
3017     headers_ir.set_exclusive(false);
3018     headers_ir.set_parent_stream_id(0x7fffffff);
3019     headers_ir.SetHeader("bar", "foo");
3020     headers_ir.SetHeader("foo", "");
3021     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
3022     if (IsSpdy2() || IsSpdy3()) {
3023       // HEADERS with priority not supported.
3024     } else {
3025       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
3026     }
3027   }
3028
3029   {
3030     const char kDescription[] =
3031         "HEADERS frame with a 0-length header name, FIN, max stream ID, padded";
3032
3033     const unsigned char kH2FrameData[] = {
3034         0x00, 0x00, 0x15, 0x01,  // Headers
3035         0x0d, 0x7f, 0xff, 0xff,  // FIN | END_HEADERS | PADDED, Stream
3036                                  // 0x7fffffff
3037         0xff, 0x05, 0x00, 0x00,  // Pad length field
3038         0x03, 0x66, 0x6f, 0x6f,  // .foo
3039         0x00, 0x03, 0x66, 0x6f,  // @.fo
3040         0x6f, 0x03, 0x62, 0x61,  // o.ba
3041         0x72,                    // r
3042         // Padding payload
3043         0x00, 0x00, 0x00, 0x00, 0x00,
3044     };
3045     SpdyHeadersIR headers_ir(0x7fffffff);
3046     headers_ir.set_fin(true);
3047     headers_ir.SetHeader("", "foo");
3048     headers_ir.SetHeader("foo", "bar");
3049     headers_ir.set_padding_len(6);
3050     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
3051     if (IsSpdy2() || IsSpdy3()) {
3052       // Padding is not supported.
3053     } else {
3054       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
3055     }
3056   }
3057 }
3058
3059 // TODO(phajdan.jr): Clean up after we no longer need
3060 // to workaround http://crbug.com/139744.
3061 #if !defined(USE_SYSTEM_ZLIB)
3062 TEST_P(SpdyFramerTest, CreateHeadersCompressed) {
3063   SpdyFramer framer(spdy_version_);
3064   framer.set_enable_compression(true);
3065
3066   {
3067     const char kDescription[] = "HEADERS frame, no FIN";
3068
3069     const unsigned char kV2FrameData[] = {
3070       0x80, spdy_version_ch_, 0x00, 0x08,
3071       0x00, 0x00, 0x00, 0x32,
3072       0x00, 0x00, 0x00, 0x01,
3073       0x00, 0x00, 0x38, 0xea,
3074       0xdf, 0xa2, 0x51, 0xb2,
3075       0x62, 0x60, 0x62, 0x60,
3076       0x4e, 0x4a, 0x2c, 0x62,
3077       0x60, 0x06, 0x08, 0xa0,
3078       0xb4, 0xfc, 0x7c, 0x80,
3079       0x00, 0x62, 0x60, 0x4e,
3080       0xcb, 0xcf, 0x67, 0x60,
3081       0x06, 0x08, 0xa0, 0xa4,
3082       0xc4, 0x22, 0x80, 0x00,
3083       0x02, 0x00, 0x00, 0x00,
3084       0xff, 0xff,
3085     };
3086     const unsigned char kV3FrameData[] = {
3087       0x80, spdy_version_ch_, 0x00, 0x08,
3088       0x00, 0x00, 0x00, 0x31,
3089       0x00, 0x00, 0x00, 0x01,
3090       0x38, 0xea, 0xe3, 0xc6,
3091       0xa7, 0xc2, 0x02, 0xe5,
3092       0x0e, 0x50, 0xc2, 0x4b,
3093       0x4a, 0x04, 0xe5, 0x0b,
3094       0x66, 0x80, 0x00, 0x4a,
3095       0xcb, 0xcf, 0x07, 0x08,
3096       0x20, 0x10, 0x95, 0x96,
3097       0x9f, 0x0f, 0xa2, 0x00,
3098       0x02, 0x28, 0x29, 0xb1,
3099       0x08, 0x20, 0x80, 0x00,
3100       0x00, 0x00, 0x00, 0xff,
3101       0xff,
3102     };
3103     const unsigned char kV2SIMDFrameData[] = {
3104       0x80, spdy_version_ch_, 0x00, 0x08,
3105       0x00, 0x00, 0x00, 0x2f,
3106       0x00, 0x00, 0x00, 0x01,
3107       0x00, 0x00, 0x38, 0xea,
3108       0xdf, 0xa2, 0x51, 0xb2,
3109       0x62, 0x60, 0x62, 0x60,
3110       0x4e, 0x4a, 0x2c, 0x62,
3111       0x60, 0x06, 0x08, 0xa0,
3112       0xb4, 0xfc, 0x7c, 0x80,
3113       0x00, 0x62, 0x60, 0x06,
3114       0x13, 0x00, 0x01, 0x94,
3115       0x94, 0x58, 0x04, 0x10,
3116       0x40, 0x00, 0x00, 0x00,
3117       0x00, 0xff, 0xff,
3118     };
3119     const unsigned char kV3SIMDFrameData[] = {
3120       0x80, spdy_version_ch_, 0x00, 0x08,
3121       0x00, 0x00, 0x00, 0x2c,
3122       0x00, 0x00, 0x00, 0x01,
3123       0x38, 0xea, 0xe3, 0xc6,
3124       0xa7, 0xc2, 0x02, 0xe5,
3125       0x0e, 0x50, 0xc2, 0x4b,
3126       0x4a, 0x04, 0xe5, 0x0b,
3127       0x66, 0x80, 0x00, 0x4a,
3128       0xcb, 0xcf, 0x07, 0x08,
3129       0x20, 0x24, 0x0a, 0x20,
3130       0x80, 0x92, 0x12, 0x8b,
3131       0x00, 0x02, 0x08, 0x00,
3132       0x00, 0x00, 0xff, 0xff,
3133     };
3134
3135     SpdyHeadersIR headers_ir(1);
3136     headers_ir.SetHeader("bar", "foo");
3137     headers_ir.SetHeader("foo", "bar");
3138     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
3139     const unsigned char* frame_data =
3140         reinterpret_cast<const unsigned char*>(frame->data());
3141     if (IsSpdy2()) {
3142       // Try comparing with SIMD version, if that fails, do a failing check
3143       // with pretty printing against non-SIMD version
3144       if (memcmp(frame_data,
3145                  kV2SIMDFrameData,
3146                  std::min(arraysize(kV2SIMDFrameData), frame->size())) != 0) {
3147         CompareCharArraysWithHexError(kDescription,
3148                                       frame_data,
3149                                       frame->size(),
3150                                       kV2FrameData,
3151                                       arraysize(kV2FrameData));
3152       }
3153     } else if (IsSpdy3()) {
3154       if (memcmp(frame_data,
3155                  kV3SIMDFrameData,
3156                  std::min(arraysize(kV3SIMDFrameData), frame->size())) != 0) {
3157         CompareCharArraysWithHexError(kDescription,
3158                                       frame_data,
3159                                       frame->size(),
3160                                       kV3FrameData,
3161                                       arraysize(kV3FrameData));
3162       }
3163     } else {
3164       // Deflate compression doesn't apply to HPACK.
3165     }
3166   }
3167 }
3168 #endif  // !defined(USE_SYSTEM_ZLIB)
3169
3170 TEST_P(SpdyFramerTest, CreateWindowUpdate) {
3171   SpdyFramer framer(spdy_version_);
3172
3173   {
3174     const char kDescription[] = "WINDOW_UPDATE frame";
3175     const unsigned char kV3FrameData[] = {  // Also applies for V2.
3176       0x80, spdy_version_ch_, 0x00, 0x09,
3177       0x00, 0x00, 0x00, 0x08,
3178       0x00, 0x00, 0x00, 0x01,
3179       0x00, 0x00, 0x00, 0x01,
3180     };
3181     const unsigned char kH2FrameData[] = {
3182       0x00, 0x00, 0x04, 0x08,
3183       0x00, 0x00, 0x00, 0x00,
3184       0x01, 0x00, 0x00, 0x00,
3185       0x01,
3186     };
3187     scoped_ptr<SpdyFrame> frame(
3188         framer.SerializeWindowUpdate(SpdyWindowUpdateIR(1, 1)));
3189     if (IsHttp2()) {
3190       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
3191     } else {
3192       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
3193     }
3194   }
3195
3196   {
3197     const char kDescription[] = "WINDOW_UPDATE frame with max stream ID";
3198     const unsigned char kV3FrameData[] = {  // Also applies for V2.
3199       0x80, spdy_version_ch_, 0x00, 0x09,
3200       0x00, 0x00, 0x00, 0x08,
3201       0x7f, 0xff, 0xff, 0xff,
3202       0x00, 0x00, 0x00, 0x01,
3203     };
3204     const unsigned char kH2FrameData[] = {
3205       0x00, 0x00, 0x04, 0x08,
3206       0x00, 0x7f, 0xff, 0xff,
3207       0xff, 0x00, 0x00, 0x00,
3208       0x01,
3209     };
3210     scoped_ptr<SpdyFrame> frame(framer.SerializeWindowUpdate(
3211         SpdyWindowUpdateIR(0x7FFFFFFF, 1)));
3212     if (IsHttp2()) {
3213       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
3214     } else {
3215       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
3216     }
3217   }
3218
3219   {
3220     const char kDescription[] = "WINDOW_UPDATE frame with max window delta";
3221     const unsigned char kV3FrameData[] = {  // Also applies for V2.
3222       0x80, spdy_version_ch_, 0x00, 0x09,
3223       0x00, 0x00, 0x00, 0x08,
3224       0x00, 0x00, 0x00, 0x01,
3225       0x7f, 0xff, 0xff, 0xff,
3226     };
3227     const unsigned char kH2FrameData[] = {
3228       0x00, 0x00, 0x04, 0x08,
3229       0x00, 0x00, 0x00, 0x00,
3230       0x01, 0x7f, 0xff, 0xff,
3231       0xff,
3232     };
3233     scoped_ptr<SpdyFrame> frame(framer.SerializeWindowUpdate(
3234         SpdyWindowUpdateIR(1, 0x7FFFFFFF)));
3235     if (IsHttp2()) {
3236       CompareFrame(kDescription, *frame, kH2FrameData, arraysize(kH2FrameData));
3237     } else {
3238       CompareFrame(kDescription, *frame, kV3FrameData, arraysize(kV3FrameData));
3239     }
3240   }
3241 }
3242
3243 TEST_P(SpdyFramerTest, SerializeBlocked) {
3244   if (spdy_version_ <= SPDY3) {
3245     return;
3246   }
3247
3248   SpdyFramer framer(spdy_version_);
3249
3250   const char kDescription[] = "BLOCKED frame";
3251   const unsigned char kType = static_cast<unsigned char>(
3252       SpdyConstants::SerializeFrameType(spdy_version_, BLOCKED));
3253   const unsigned char kFrameData[] = {
3254     0x00, 0x00, 0x00, kType, 0x00,
3255     0x00, 0x00, 0x00,  0x00,
3256   };
3257   SpdyBlockedIR blocked_ir(0);
3258   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(blocked_ir));
3259   CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3260 }
3261
3262 TEST_P(SpdyFramerTest, CreateBlocked) {
3263   if (spdy_version_ <= SPDY3) {
3264     return;
3265   }
3266
3267   SpdyFramer framer(spdy_version_);
3268
3269   const char kDescription[] = "BLOCKED frame";
3270   const SpdyStreamId kStreamId = 3;
3271
3272   scoped_ptr<SpdySerializedFrame> frame_serialized(
3273       framer.SerializeBlocked(SpdyBlockedIR(kStreamId)));
3274   SpdyBlockedIR blocked_ir(kStreamId);
3275   scoped_ptr<SpdySerializedFrame> frame_created(
3276       framer.SerializeFrame(blocked_ir));
3277
3278   CompareFrames(kDescription, *frame_serialized, *frame_created);
3279 }
3280
3281 TEST_P(SpdyFramerTest, CreatePushPromiseUncompressed) {
3282   if (spdy_version_ <= SPDY3) {
3283     return;
3284   }
3285
3286   {
3287     // Test framing PUSH_PROMISE without padding.
3288     SpdyFramer framer(spdy_version_);
3289     framer.set_enable_compression(false);
3290     const char kDescription[] = "PUSH_PROMISE frame without padding";
3291
3292     const unsigned char kFrameData[] = {
3293         0x00, 0x00, 0x16, 0x05,  // PUSH_PROMISE
3294         0x04, 0x00, 0x00, 0x00,  // END_HEADERS
3295         0x2a, 0x00, 0x00, 0x00,  // Stream 42
3296         0x39, 0x00, 0x03, 0x62,  // Promised stream 57, @.b
3297         0x61, 0x72, 0x03, 0x66,  // ar.f
3298         0x6f, 0x6f, 0x00, 0x03,  // oo@.
3299         0x66, 0x6f, 0x6f, 0x03,  // foo.
3300         0x62, 0x61, 0x72,        // bar
3301     };
3302
3303     SpdyPushPromiseIR push_promise(42, 57);
3304     push_promise.SetHeader("bar", "foo");
3305     push_promise.SetHeader("foo", "bar");
3306     scoped_ptr<SpdySerializedFrame> frame(
3307         framer.SerializePushPromise(push_promise));
3308     CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3309   }
3310
3311   {
3312     // Test framing PUSH_PROMISE with one byte of padding.
3313     SpdyFramer framer(spdy_version_);
3314     framer.set_enable_compression(false);
3315     const char kDescription[] = "PUSH_PROMISE frame with one byte of padding";
3316
3317     const unsigned char kFrameData[] = {
3318         0x00, 0x00, 0x17, 0x05,  // PUSH_PROMISE
3319         0x0c, 0x00, 0x00, 0x00,  // END_HEADERS | PADDED
3320         0x2a, 0x00, 0x00, 0x00,  // Stream 42, Pad length field
3321         0x00, 0x39, 0x00, 0x03,  // Promised stream 57
3322         0x62, 0x61, 0x72, 0x03,  // bar.
3323         0x66, 0x6f, 0x6f, 0x00,  // foo@
3324         0x03, 0x66, 0x6f, 0x6f,  // .foo
3325         0x03, 0x62, 0x61, 0x72,  // .bar
3326     };
3327
3328     SpdyPushPromiseIR push_promise(42, 57);
3329     push_promise.set_padding_len(1);
3330     push_promise.SetHeader("bar", "foo");
3331     push_promise.SetHeader("foo", "bar");
3332     scoped_ptr<SpdySerializedFrame> frame(
3333         framer.SerializePushPromise(push_promise));
3334     CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3335   }
3336
3337   {
3338     // Test framing PUSH_PROMISE with 177 bytes of padding.
3339     SpdyFramer framer(spdy_version_);
3340     framer.set_enable_compression(false);
3341     const char kDescription[] = "PUSH_PROMISE frame with 177 bytes of padding";
3342
3343     const unsigned char kFrameData[] = {
3344         0x00, 0x00, 0xc7, 0x05,  // PUSH_PROMISE
3345         0x0c, 0x00, 0x00, 0x00,  // END_HEADERS | PADDED
3346         0x2a, 0xb0, 0x00, 0x00,  // Stream 42, Pad length field
3347         0x00, 0x39, 0x00, 0x03,  // Promised stream 57
3348         0x62, 0x61, 0x72, 0x03,  // bar.
3349         0x66, 0x6f, 0x6f, 0x00,  // foo@
3350         0x03, 0x66, 0x6f, 0x6f,  // .foo
3351         0x03, 0x62, 0x61, 0x72,  // .bar
3352         // Padding of 176 0x00(s).
3353         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3354         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3355         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3356         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3357         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3358         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3359         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3360         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3361         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3362         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3363         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3364         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3365         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3366         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3367         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3368     };
3369
3370     SpdyPushPromiseIR push_promise(42, 57);
3371     push_promise.set_padding_len(177);
3372     push_promise.SetHeader("bar", "foo");
3373     push_promise.SetHeader("foo", "bar");
3374     scoped_ptr<SpdySerializedFrame> frame(
3375         framer.SerializePushPromise(push_promise));
3376     CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3377   }
3378 }
3379
3380 TEST_P(SpdyFramerTest, GetNumberRequiredContinuationFrames) {
3381   if (spdy_version_ <= SPDY3) {
3382     return;
3383   }
3384
3385   SpdyFramer framer(spdy_version_);
3386   // Test case from https://crbug.com/464748.
3387   EXPECT_EQ(1u,
3388             SpdyFramerPeer::GetNumberRequiredContinuationFrames(&framer, 2039));
3389   EXPECT_EQ(2u,
3390             SpdyFramerPeer::GetNumberRequiredContinuationFrames(&framer, 2040));
3391 }
3392
3393 TEST_P(SpdyFramerTest, CreateContinuationUncompressed) {
3394   if (spdy_version_ <= SPDY3) {
3395     return;
3396   }
3397
3398   SpdyFramer framer(spdy_version_);
3399   framer.set_enable_compression(false);
3400   const char kDescription[] = "CONTINUATION frame";
3401
3402   const unsigned char kFrameData[] = {
3403       0x00, 0x00, 0x12, 0x09,  // CONTINUATION
3404       0x04, 0x00, 0x00, 0x00,  // end_headers = true
3405       0x2a, 0x00, 0x03, 0x62,  // Stream 42, @.b
3406       0x61, 0x72, 0x03, 0x66,  // ar.f
3407       0x6f, 0x6f, 0x00, 0x03,  // oo@.
3408       0x66, 0x6f, 0x6f, 0x03,  // foo.
3409       0x62, 0x61, 0x72,        // bar
3410   };
3411
3412   SpdyContinuationIR continuation(42);
3413   continuation.SetHeader("bar", "foo");
3414   continuation.SetHeader("foo", "bar");
3415   continuation.set_end_headers(true);
3416   scoped_ptr<SpdySerializedFrame> frame(
3417     framer.SerializeContinuation(continuation));
3418   CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3419 }
3420
3421 TEST_P(SpdyFramerTest, CreatePushPromiseThenContinuationUncompressed) {
3422   if (spdy_version_ <= SPDY3) {
3423     return;
3424   }
3425
3426   {
3427     // Test framing in a case such that a PUSH_PROMISE frame, with one byte of
3428     // padding, cannot hold all the data payload, which is overflowed to the
3429     // consecutive CONTINUATION frame.
3430     SpdyFramer framer(spdy_version_);
3431     framer.set_enable_compression(false);
3432     const char kDescription[] =
3433         "PUSH_PROMISE and CONTINUATION frames with one byte of padding";
3434
3435     const unsigned char kPartialPushPromiseFrameData[] = {
3436         0x00, 0x03, 0xf7, 0x05,  // PUSH_PROMISE
3437         0x08, 0x00, 0x00, 0x00,  // PADDED
3438         0x2a, 0x00, 0x00, 0x00,  // Stream 42
3439         0x00, 0x39, 0x00, 0x03,  // Promised stream 57
3440         0x78, 0x78, 0x78, 0x7f,  // xxx.
3441         0x81, 0x07, 0x78, 0x78,  // ..xx
3442         0x78, 0x78, 0x78, 0x78,  // xxxx
3443         0x78, 0x78, 0x78, 0x78,  // xxxx
3444         0x78, 0x78, 0x78, 0x78,  // xxxx
3445         0x78, 0x78, 0x78, 0x78,  // xxxx
3446         0x78, 0x78, 0x78, 0x78,  // xxxx
3447         0x78, 0x78, 0x78, 0x78,  // xxxx
3448         0x78, 0x78, 0x78, 0x78,  // xxxx
3449         0x78, 0x78, 0x78, 0x78,  // xxxx
3450         0x78, 0x78, 0x78, 0x78,  // xxxx
3451         0x78, 0x78, 0x78, 0x78,  // xxxx
3452         0x78, 0x78, 0x78, 0x78,  // xxxx
3453         0x78, 0x78, 0x78, 0x78,  // xxxx
3454         0x78, 0x78, 0x78, 0x78,  // xxxx
3455         0x78, 0x78, 0x78, 0x78,  // xxxx
3456         0x78, 0x78, 0x78, 0x78,  // xxxx
3457         0x78, 0x78, 0x78, 0x78,  // xxxx
3458         0x78, 0x78, 0x78, 0x78,  // xxxx
3459         0x78, 0x78, 0x78, 0x78,  // xxxx
3460         0x78, 0x78, 0x78, 0x78,  // xxxx
3461         0x78, 0x78, 0x78, 0x78,  // xxxx
3462         0x78, 0x78,              // xx
3463     };
3464
3465     const unsigned char kContinuationFrameData[] = {
3466         0x00, 0x00, 0x16, 0x09,  // CONTINUATION
3467         0x04, 0x00, 0x00, 0x00,  // END_HEADERS
3468         0x2a, 0x78, 0x78, 0x78,  // Stream 42, xxx
3469         0x78, 0x78, 0x78, 0x78,  // xxxx
3470         0x78, 0x78, 0x78, 0x78,  // xxxx
3471         0x78, 0x78, 0x78, 0x78,  // xxxx
3472         0x78, 0x78, 0x78, 0x78,  // xxxx
3473         0x78, 0x78,
3474     };
3475
3476     SpdyPushPromiseIR push_promise(42, 57);
3477     push_promise.set_padding_len(1);
3478     string big_value(TestSpdyVisitor::sent_control_frame_max_size(), 'x');
3479     push_promise.SetHeader("xxx", big_value);
3480     scoped_ptr<SpdySerializedFrame> frame(
3481         framer.SerializePushPromise(push_promise));
3482
3483     // The entire frame should look like below:
3484     // Name                     Length in Byte
3485     // ------------------------------------------- Begin of PUSH_PROMISE frame
3486     // PUSH_PROMISE header      9
3487     // Pad length field         1
3488     // Promised stream          4
3489     // Length field of key      2
3490     // Content of key           3
3491     // Length field of value    3
3492     // Part of big_value        16361
3493     // ------------------------------------------- Begin of CONTINUATION frame
3494     // CONTINUATION header      9
3495     // Remaining of big_value   22
3496     // ------------------------------------------- End
3497
3498     // Length of everything listed above except big_value.
3499     int len_non_data_payload = 31;
3500     EXPECT_EQ(
3501         TestSpdyVisitor::sent_control_frame_max_size() + len_non_data_payload,
3502         frame->size());
3503
3504     // Partially compare the PUSH_PROMISE frame against the template.
3505     const unsigned char* frame_data =
3506         reinterpret_cast<const unsigned char*>(frame->data());
3507     CompareCharArraysWithHexError(kDescription,
3508                                   frame_data,
3509                                   arraysize(kPartialPushPromiseFrameData),
3510                                   kPartialPushPromiseFrameData,
3511                                   arraysize(kPartialPushPromiseFrameData));
3512
3513     // Compare the CONTINUATION frame against the template.
3514     frame_data += TestSpdyVisitor::sent_control_frame_max_size();
3515     CompareCharArraysWithHexError(kDescription,
3516                                   frame_data,
3517                                   arraysize(kContinuationFrameData),
3518                                   kContinuationFrameData,
3519                                   arraysize(kContinuationFrameData));
3520   }
3521 }
3522
3523 TEST_P(SpdyFramerTest, CreateAltSvc) {
3524   if (spdy_version_ <= SPDY3) {
3525     return;
3526   }
3527
3528   SpdyFramer framer(spdy_version_);
3529
3530   const char kDescription[] = "ALTSVC frame";
3531   const char kType = static_cast<unsigned char>(
3532       SpdyConstants::SerializeFrameType(spdy_version_, ALTSVC));
3533   const unsigned char kFrameData[] = {
3534       0x00, 0x00, 0x49, kType, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x06, 'o',
3535       'r',  'i',  'g',  'i',   'n',  'p',  'i',  'd',  '1',  '=',  '"',  'h',
3536       'o',  's',  't',  ':',   '4',  '4',  '3',  '"',  ';',  ' ',  'm',  'a',
3537       '=',  '5',  ',',  'p',   '%',  '2',  '2',  '%',  '3',  'D',  'i',  '%',
3538       '3',  'A',  'd',  '=',   '"',  'h',  '_',  '\\', '\\', 'o',  '\\', '"',
3539       's',  't',  ':',  '1',   '2',  '3',  '"',  ';',  ' ',  'm',  'a',  '=',
3540       '4',  '2',  ';',  ' ',   'p',  '=',  '0',  '.',  '2',  '0',
3541   };
3542   SpdyAltSvcIR altsvc_ir(3);
3543   altsvc_ir.set_origin("origin");
3544   altsvc_ir.add_altsvc(
3545       SpdyAltSvcWireFormat::AlternativeService("pid1", "host", 443, 5, 1.0));
3546   altsvc_ir.add_altsvc(SpdyAltSvcWireFormat::AlternativeService(
3547       "p\"=i:d", "h_\\o\"st", 123, 42, 0.2));
3548   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(altsvc_ir));
3549   CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3550 }
3551
3552 TEST_P(SpdyFramerTest, CreatePriority) {
3553   if (spdy_version_ <= SPDY3) {
3554     return;
3555   }
3556
3557   SpdyFramer framer(spdy_version_);
3558
3559   const char kDescription[] = "PRIORITY frame";
3560   const unsigned char kType = static_cast<unsigned char>(
3561       SpdyConstants::SerializeFrameType(spdy_version_, PRIORITY));
3562   const unsigned char kFrameData[] = {
3563       0x00, 0x00, 0x05, kType, 0x00,
3564       0x00, 0x00, 0x00, 0x02,  // Stream ID = 2
3565       0x80, 0x00, 0x00,  0x01,  // Exclusive dependency, parent stream ID = 1
3566       0x10,                     // Weight = 16
3567   };
3568   SpdyPriorityIR priority_ir(2, 1, 16, true);
3569   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(priority_ir));
3570   CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3571   SpdyPriorityIR priority2(2);
3572   priority2.set_parent_stream_id(1);
3573   priority2.set_weight(16);
3574   priority2.set_exclusive(true);
3575   frame.reset(framer.SerializeFrame(priority2));
3576   CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
3577 }
3578
3579 TEST_P(SpdyFramerTest, ReadCompressedSynStreamHeaderBlock) {
3580   if (spdy_version_ > SPDY3) {
3581     // SYN_STREAM not supported in SPDY>3
3582     return;
3583   }
3584   SpdyFramer framer(spdy_version_);
3585   SpdySynStreamIR syn_stream(1);
3586   syn_stream.set_priority(1);
3587   syn_stream.SetHeader("aa", "vv");
3588   syn_stream.SetHeader("bb", "ww");
3589   SpdyHeaderBlock headers = syn_stream.header_block();
3590   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSynStream(syn_stream));
3591   EXPECT_TRUE(control_frame.get() != NULL);
3592   TestSpdyVisitor visitor(spdy_version_);
3593   visitor.use_compression_ = true;
3594   visitor.SimulateInFramer(
3595       reinterpret_cast<unsigned char*>(control_frame->data()),
3596       control_frame->size());
3597   EXPECT_EQ(1, visitor.syn_frame_count_);
3598   EXPECT_TRUE(CompareHeaderBlocks(&headers, &visitor.headers_));
3599 }
3600
3601 TEST_P(SpdyFramerTest, ReadCompressedSynReplyHeaderBlock) {
3602   if (spdy_version_ > SPDY3) {
3603     return;
3604   }
3605   SpdyFramer framer(spdy_version_);
3606   SpdySynReplyIR syn_reply(1);
3607   syn_reply.SetHeader("alpha", "beta");
3608   syn_reply.SetHeader("gamma", "delta");
3609   SpdyHeaderBlock headers = syn_reply.header_block();
3610   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSynReply(syn_reply));
3611   EXPECT_TRUE(control_frame.get() != NULL);
3612   TestSpdyVisitor visitor(spdy_version_);
3613   visitor.use_compression_ = true;
3614   visitor.SimulateInFramer(
3615       reinterpret_cast<unsigned char*>(control_frame->data()),
3616       control_frame->size());
3617   if (IsHttp2()) {
3618     EXPECT_EQ(0, visitor.syn_reply_frame_count_);
3619     EXPECT_EQ(1, visitor.headers_frame_count_);
3620   } else {
3621     EXPECT_EQ(1, visitor.syn_reply_frame_count_);
3622     EXPECT_EQ(0, visitor.headers_frame_count_);
3623   }
3624   EXPECT_TRUE(CompareHeaderBlocks(&headers, &visitor.headers_));
3625 }
3626
3627 TEST_P(SpdyFramerTest, ReadCompressedHeadersHeaderBlock) {
3628   SpdyFramer framer(spdy_version_);
3629   SpdyHeadersIR headers_ir(1);
3630   headers_ir.SetHeader("alpha", "beta");
3631   headers_ir.SetHeader("gamma", "delta");
3632   SpdyHeaderBlock headers = headers_ir.header_block();
3633   scoped_ptr<SpdyFrame> control_frame(framer.SerializeHeaders(headers_ir));
3634   EXPECT_TRUE(control_frame.get() != NULL);
3635   TestSpdyVisitor visitor(spdy_version_);
3636   visitor.use_compression_ = true;
3637   visitor.SimulateInFramer(
3638       reinterpret_cast<unsigned char*>(control_frame->data()),
3639       control_frame->size());
3640   EXPECT_EQ(1, visitor.headers_frame_count_);
3641   // control_frame_header_data_count_ depends on the random sequence
3642   // produced by rand(), so adding, removing or running single tests
3643   // alters this value.  The best we can do is assert that it happens
3644   // at least twice.
3645   EXPECT_LE(2, visitor.control_frame_header_data_count_);
3646   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
3647   EXPECT_EQ(0, visitor.zero_length_data_frame_count_);
3648   EXPECT_TRUE(CompareHeaderBlocks(&headers, &visitor.headers_));
3649 }
3650
3651 TEST_P(SpdyFramerTest, ReadCompressedHeadersHeaderBlockWithHalfClose) {
3652   SpdyFramer framer(spdy_version_);
3653   SpdyHeadersIR headers_ir(1);
3654   headers_ir.set_fin(true);
3655   headers_ir.SetHeader("alpha", "beta");
3656   headers_ir.SetHeader("gamma", "delta");
3657   SpdyHeaderBlock headers = headers_ir.header_block();
3658   scoped_ptr<SpdyFrame> control_frame(framer.SerializeHeaders(headers_ir));
3659   EXPECT_TRUE(control_frame.get() != NULL);
3660   TestSpdyVisitor visitor(spdy_version_);
3661   visitor.use_compression_ = true;
3662   visitor.SimulateInFramer(
3663       reinterpret_cast<unsigned char*>(control_frame->data()),
3664       control_frame->size());
3665   EXPECT_EQ(1, visitor.headers_frame_count_);
3666   // control_frame_header_data_count_ depends on the random sequence
3667   // produced by rand(), so adding, removing or running single tests
3668   // alters this value.  The best we can do is assert that it happens
3669   // at least twice.
3670   EXPECT_LE(2, visitor.control_frame_header_data_count_);
3671   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
3672   EXPECT_EQ(1, visitor.zero_length_data_frame_count_);
3673   EXPECT_TRUE(CompareHeaderBlocks(&headers, &visitor.headers_));
3674 }
3675
3676 TEST_P(SpdyFramerTest, ControlFrameAtMaxSizeLimit) {
3677   if (spdy_version_ > SPDY3) {
3678     // TODO(jgraettinger): This test setup doesn't work with HPACK.
3679     return;
3680   }
3681   // First find the size of the header value in order to just reach the control
3682   // frame max size.
3683   SpdyFramer framer(spdy_version_);
3684   framer.set_enable_compression(false);
3685   SpdySynStreamIR syn_stream(1);
3686   syn_stream.set_priority(1);
3687   syn_stream.SetHeader("aa", "");
3688   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSynStream(syn_stream));
3689   const size_t kBigValueSize =
3690       TestSpdyVisitor::sent_control_frame_max_size() - control_frame->size();
3691
3692   // Create a frame at exactly that size.
3693   string big_value(kBigValueSize, 'x');
3694   syn_stream.SetHeader("aa", big_value);
3695   control_frame.reset(framer.SerializeSynStream(syn_stream));
3696   EXPECT_TRUE(control_frame.get() != NULL);
3697   EXPECT_EQ(TestSpdyVisitor::sent_control_frame_max_size(),
3698             control_frame->size());
3699
3700   TestSpdyVisitor visitor(spdy_version_);
3701   visitor.SimulateInFramer(
3702       reinterpret_cast<unsigned char*>(control_frame->data()),
3703       control_frame->size());
3704   EXPECT_TRUE(visitor.header_buffer_valid_);
3705   EXPECT_EQ(0, visitor.error_count_);
3706   EXPECT_EQ(1, visitor.syn_frame_count_);
3707   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
3708   EXPECT_EQ(0, visitor.zero_length_data_frame_count_);
3709   EXPECT_LT(kBigValueSize, visitor.header_buffer_length_);
3710 }
3711
3712 TEST_P(SpdyFramerTest, ControlFrameMaximumSize) {
3713   if (spdy_version_ > SPDY3) {
3714     // TODO(jgraettinger): This test setup doesn't work with HPACK.
3715     return;
3716   }
3717   if (spdy_version_ < SPDY3) {
3718     // Since SPDY/2 uses 16 bit header field lengths, one cannot easily create a
3719     // header frame of maximum size.
3720     return;
3721   }
3722   // First find the size of the header value in order to just reach the control
3723   // frame max size.
3724   SpdyFramer framer(spdy_version_);
3725   framer.set_enable_compression(false);
3726   SpdySynStreamIR syn_stream(1);
3727   syn_stream.SetHeader("aa", "");
3728   syn_stream.set_priority(1);
3729   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSynStream(syn_stream));
3730   const size_t kBigValueSize =
3731       SpdyConstants::GetFrameMaximumSize(spdy_version_) - control_frame->size();
3732
3733   // Create a frame at exatly that size.
3734   string big_value(kBigValueSize, 'x');
3735   syn_stream.SetHeader("aa", big_value);
3736   // Upstream branches here and wraps HTTP/2 with EXPECT_DEBUG_DFATAL. We
3737   // neither support that in Chromium, nor do we use the same DFATAL (see
3738   // SpdyFrameBuilder::WriteFramePrefix()).
3739   control_frame.reset(framer.SerializeSynStream(syn_stream));
3740
3741   EXPECT_TRUE(control_frame.get() != NULL);
3742   EXPECT_EQ(SpdyConstants::GetFrameMaximumSize(spdy_version_),
3743             control_frame->size());
3744
3745   TestSpdyVisitor visitor(spdy_version_);
3746   visitor.SimulateInFramer(
3747       reinterpret_cast<unsigned char*>(control_frame->data()),
3748       control_frame->size());
3749   EXPECT_TRUE(visitor.header_buffer_valid_);
3750   EXPECT_EQ(0, visitor.error_count_);
3751   EXPECT_EQ(1, visitor.syn_frame_count_);
3752 }
3753
3754 TEST_P(SpdyFramerTest, TooLargeHeadersFrameUsesContinuation) {
3755   if (spdy_version_ <= SPDY3) {
3756     return;
3757   }
3758   SpdyFramer framer(spdy_version_);
3759   framer.set_enable_compression(false);
3760   SpdyHeadersIR headers(1);
3761   headers.set_padding_len(256);
3762
3763   // Exact payload length will change with HPACK, but this should be long
3764   // enough to cause an overflow.
3765   const size_t kBigValueSize = kControlFrameSizeLimit;
3766   string big_value(kBigValueSize, 'x');
3767   headers.SetHeader("aa", big_value);
3768   scoped_ptr<SpdyFrame> control_frame(framer.SerializeHeaders(headers));
3769   EXPECT_TRUE(control_frame.get() != NULL);
3770   EXPECT_GT(control_frame->size(),
3771             TestSpdyVisitor::sent_control_frame_max_size());
3772
3773   TestSpdyVisitor visitor(spdy_version_);
3774   visitor.SimulateInFramer(
3775       reinterpret_cast<unsigned char*>(control_frame->data()),
3776       control_frame->size());
3777   EXPECT_TRUE(visitor.header_buffer_valid_);
3778   EXPECT_EQ(0, visitor.error_count_);
3779   EXPECT_EQ(1, visitor.headers_frame_count_);
3780   EXPECT_EQ(16, visitor.continuation_count_);
3781   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
3782 }
3783
3784 TEST_P(SpdyFramerTest, TooLargePushPromiseFrameUsesContinuation) {
3785   if (spdy_version_ <= SPDY3) {
3786     return;
3787   }
3788   SpdyFramer framer(spdy_version_);
3789   framer.set_enable_compression(false);
3790   SpdyPushPromiseIR push_promise(1, 2);
3791   push_promise.set_padding_len(256);
3792
3793   // Exact payload length will change with HPACK, but this should be long
3794   // enough to cause an overflow.
3795   const size_t kBigValueSize = kControlFrameSizeLimit;
3796   string big_value(kBigValueSize, 'x');
3797   push_promise.SetHeader("aa", big_value);
3798   scoped_ptr<SpdyFrame> control_frame(
3799       framer.SerializePushPromise(push_promise));
3800   EXPECT_TRUE(control_frame.get() != NULL);
3801   EXPECT_GT(control_frame->size(),
3802             TestSpdyVisitor::sent_control_frame_max_size());
3803
3804   TestSpdyVisitor visitor(spdy_version_);
3805   visitor.SimulateInFramer(
3806       reinterpret_cast<unsigned char*>(control_frame->data()),
3807       control_frame->size());
3808   EXPECT_TRUE(visitor.header_buffer_valid_);
3809   EXPECT_EQ(0, visitor.error_count_);
3810   EXPECT_EQ(1, visitor.push_promise_frame_count_);
3811   EXPECT_EQ(16, visitor.continuation_count_);
3812   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
3813 }
3814
3815 // Check that the framer stops delivering header data chunks once the visitor
3816 // declares it doesn't want any more. This is important to guard against
3817 // "zip bomb" types of attacks.
3818 TEST_P(SpdyFramerTest, ControlFrameMuchTooLarge) {
3819   const size_t kHeaderBufferChunks = 4;
3820   const size_t kHeaderBufferSize =
3821       TestSpdyVisitor::header_data_chunk_max_size() * kHeaderBufferChunks;
3822   const size_t kBigValueSize = kHeaderBufferSize * 2;
3823   string big_value(kBigValueSize, 'x');
3824   SpdyFramer framer(spdy_version_);
3825   SpdyHeadersIR headers(1);
3826   headers.set_priority(1);
3827   headers.set_fin(true);
3828   headers.SetHeader("aa", big_value);
3829   scoped_ptr<SpdyFrame> control_frame(framer.SerializeHeaders(headers));
3830   EXPECT_TRUE(control_frame.get() != NULL);
3831   TestSpdyVisitor visitor(spdy_version_);
3832   visitor.set_header_buffer_size(kHeaderBufferSize);
3833   visitor.use_compression_ = true;
3834   visitor.SimulateInFramer(
3835       reinterpret_cast<unsigned char*>(control_frame->data()),
3836       control_frame->size());
3837   EXPECT_FALSE(visitor.header_buffer_valid_);
3838   EXPECT_EQ(1, visitor.error_count_);
3839   EXPECT_EQ(SpdyFramer::SPDY_CONTROL_PAYLOAD_TOO_LARGE,
3840             visitor.framer_.error_code())
3841       << SpdyFramer::ErrorCodeToString(framer.error_code());
3842
3843   // The framer should have stoped delivering chunks after the visitor
3844   // signaled "stop" by returning false from OnControlFrameHeaderData().
3845   //
3846   // control_frame_header_data_count_ depends on the random sequence
3847   // produced by rand(), so adding, removing or running single tests
3848   // alters this value.  The best we can do is assert that it happens
3849   // at least kHeaderBufferChunks + 1.
3850   EXPECT_LE(kHeaderBufferChunks + 1,
3851             static_cast<unsigned>(visitor.control_frame_header_data_count_));
3852   EXPECT_EQ(0, visitor.zero_length_control_frame_header_data_count_);
3853
3854   // The framer should not have sent half-close to the visitor.
3855   EXPECT_EQ(0, visitor.zero_length_data_frame_count_);
3856 }
3857
3858 TEST_P(SpdyFramerTest, DecompressCorruptHeaderBlock) {
3859   if (spdy_version_ > SPDY3) {
3860     // Deflate compression doesn't apply to HPACK.
3861     return;
3862   }
3863   SpdyFramer framer(spdy_version_);
3864   framer.set_enable_compression(false);
3865   // Construct a SYN_STREAM control frame without compressing the header block,
3866   // and have the framer try to decompress it. This will cause the framer to
3867   // deal with a decompression error.
3868   SpdySynStreamIR syn_stream(1);
3869   syn_stream.set_priority(1);
3870   syn_stream.SetHeader("aa", "alpha beta gamma delta");
3871   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSynStream(syn_stream));
3872   TestSpdyVisitor visitor(spdy_version_);
3873   visitor.use_compression_ = true;
3874   visitor.SimulateInFramer(
3875       reinterpret_cast<unsigned char*>(control_frame->data()),
3876       control_frame->size());
3877   EXPECT_EQ(1, visitor.error_count_);
3878   EXPECT_EQ(SpdyFramer::SPDY_DECOMPRESS_FAILURE, visitor.framer_.error_code())
3879       << SpdyFramer::ErrorCodeToString(framer.error_code());
3880   EXPECT_EQ(0u, visitor.header_buffer_length_);
3881 }
3882
3883 TEST_P(SpdyFramerTest, ControlFrameSizesAreValidated) {
3884   SpdyFramer framer(spdy_version_);
3885   // Create a GoAway frame that has a few extra bytes at the end.
3886   // We create enough overhead to overflow the framer's control frame buffer.
3887   ASSERT_LE(SpdyFramerPeer::ControlFrameBufferSize(), 250u);
3888   const size_t length = SpdyFramerPeer::ControlFrameBufferSize() + 1;
3889   const unsigned char kV3FrameData[] = {  // Also applies for V2.
3890     0x80, spdy_version_ch_, 0x00, 0x07,
3891     0x00, 0x00, 0x00, static_cast<unsigned char>(length),
3892     0x00, 0x00, 0x00, 0x00,  // Stream ID
3893     0x00, 0x00, 0x00, 0x00,  // Status
3894   };
3895
3896   // SPDY version 4 and up GOAWAY frames are only bound to a minimal length,
3897   // since it may carry opaque data. Verify that minimal length is tested.
3898   ASSERT_GT(framer.GetGoAwayMinimumSize(), framer.GetControlFrameHeaderSize());
3899   const size_t less_than_min_length =
3900       framer.GetGoAwayMinimumSize() - framer.GetControlFrameHeaderSize() - 1;
3901   ASSERT_LE(less_than_min_length, std::numeric_limits<unsigned char>::max());
3902   const unsigned char kH2FrameData[] = {
3903     0x00, 0x00, static_cast<unsigned char>(less_than_min_length), 0x07,
3904     0x00, 0x00, 0x00, 0x00,
3905     0x00, 0x00, 0x00, 0x00,  // Stream Id
3906     0x00, 0x00, 0x00, 0x00,  // Status
3907     0x00,
3908   };
3909   const size_t pad_length =
3910       length + framer.GetControlFrameHeaderSize() -
3911       (IsHttp2() ? sizeof(kH2FrameData) : sizeof(kV3FrameData));
3912   string pad(pad_length, 'A');
3913   TestSpdyVisitor visitor(spdy_version_);
3914
3915   if (IsHttp2()) {
3916     visitor.SimulateInFramer(kH2FrameData, sizeof(kH2FrameData));
3917   } else {
3918     visitor.SimulateInFramer(kV3FrameData, sizeof(kV3FrameData));
3919   }
3920   visitor.SimulateInFramer(
3921       reinterpret_cast<const unsigned char*>(pad.c_str()),
3922       pad.length());
3923
3924   EXPECT_EQ(1, visitor.error_count_);  // This generated an error.
3925   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME,
3926             visitor.framer_.error_code())
3927       << SpdyFramer::ErrorCodeToString(framer.error_code());
3928   EXPECT_EQ(0, visitor.goaway_count_);  // Frame not parsed.
3929 }
3930
3931 TEST_P(SpdyFramerTest, ReadZeroLenSettingsFrame) {
3932   SpdyFramer framer(spdy_version_);
3933   SpdySettingsIR settings_ir;
3934   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSettings(settings_ir));
3935   SetFrameLength(control_frame.get(), 0, spdy_version_);
3936   TestSpdyVisitor visitor(spdy_version_);
3937   visitor.use_compression_ = false;
3938   visitor.SimulateInFramer(
3939       reinterpret_cast<unsigned char*>(control_frame->data()),
3940       framer.GetControlFrameHeaderSize());
3941   if (spdy_version_ <= SPDY3) {
3942     // Should generate an error, since zero-len settings frames are unsupported.
3943     EXPECT_EQ(1, visitor.error_count_);
3944   } else {
3945     // Zero-len settings frames are permitted as of HTTP/2.
3946     EXPECT_EQ(0, visitor.error_count_);
3947   }
3948 }
3949
3950 // Tests handling of SETTINGS frames with invalid length.
3951 TEST_P(SpdyFramerTest, ReadBogusLenSettingsFrame) {
3952   SpdyFramer framer(spdy_version_);
3953   SpdySettingsIR settings_ir;
3954
3955   // Add a setting to pad the frame so that we don't get a buffer overflow when
3956   // calling SimulateInFramer() below.
3957   settings_ir.AddSetting(SETTINGS_INITIAL_WINDOW_SIZE,
3958                          false,
3959                          false,
3960                          0x00000002);
3961   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSettings(settings_ir));
3962   const size_t kNewLength = 14;
3963   SetFrameLength(control_frame.get(), kNewLength, spdy_version_);
3964   TestSpdyVisitor visitor(spdy_version_);
3965   visitor.use_compression_ = false;
3966   visitor.SimulateInFramer(
3967       reinterpret_cast<unsigned char*>(control_frame->data()),
3968       framer.GetControlFrameHeaderSize() + kNewLength);
3969   // Should generate an error, since its not possible to have a
3970   // settings frame of length kNewLength.
3971   EXPECT_EQ(1, visitor.error_count_);
3972 }
3973
3974 // Tests handling of SETTINGS frames larger than the frame buffer size.
3975 TEST_P(SpdyFramerTest, ReadLargeSettingsFrame) {
3976   SpdyFramer framer(spdy_version_);
3977   SpdySettingsIR settings_ir;
3978   settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 1),
3979                          false,  // persist
3980                          false,  // persisted
3981                          5);
3982   settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 2),
3983                          false,  // persist
3984                          false,  // persisted
3985                          6);
3986   settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 3),
3987                          false,  // persist
3988                          false,  // persisted
3989                          7);
3990
3991   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSettings(settings_ir));
3992   EXPECT_LT(SpdyFramerPeer::ControlFrameBufferSize(), control_frame->size());
3993   TestSpdyVisitor visitor(spdy_version_);
3994   visitor.use_compression_ = false;
3995
3996   // Read all at once.
3997   visitor.SimulateInFramer(
3998       reinterpret_cast<unsigned char*>(control_frame->data()),
3999       control_frame->size());
4000   EXPECT_EQ(0, visitor.error_count_);
4001   EXPECT_EQ(3, visitor.setting_count_);
4002   if (spdy_version_ > SPDY3) {
4003     EXPECT_EQ(1, visitor.settings_ack_sent_);
4004   }
4005
4006   // Read data in small chunks.
4007   size_t framed_data = 0;
4008   size_t unframed_data = control_frame->size();
4009   size_t kReadChunkSize = 5;  // Read five bytes at a time.
4010   while (unframed_data > 0) {
4011     size_t to_read = std::min(kReadChunkSize, unframed_data);
4012     visitor.SimulateInFramer(
4013         reinterpret_cast<unsigned char*>(control_frame->data() + framed_data),
4014         to_read);
4015     unframed_data -= to_read;
4016     framed_data += to_read;
4017   }
4018   EXPECT_EQ(0, visitor.error_count_);
4019   EXPECT_EQ(3 * 2, visitor.setting_count_);
4020   if (spdy_version_ > SPDY3) {
4021     EXPECT_EQ(2, visitor.settings_ack_sent_);
4022   }
4023 }
4024
4025 // Tests handling of SETTINGS frame with duplicate entries.
4026 TEST_P(SpdyFramerTest, ReadDuplicateSettings) {
4027   SpdyFramer framer(spdy_version_);
4028
4029   const unsigned char kV2FrameData[] = {
4030     0x80, spdy_version_ch_, 0x00, 0x04,
4031     0x00, 0x00, 0x00, 0x1C,
4032     0x00, 0x00, 0x00, 0x03,
4033     0x01, 0x00, 0x00, 0x00,  // 1st Setting
4034     0x00, 0x00, 0x00, 0x02,
4035     0x01, 0x00, 0x00, 0x00,  // 2nd (duplicate) Setting
4036     0x00, 0x00, 0x00, 0x03,
4037     0x03, 0x00, 0x00, 0x00,  // 3rd (unprocessed) Setting
4038     0x00, 0x00, 0x00, 0x03,
4039   };
4040   const unsigned char kV3FrameData[] = {
4041     0x80, spdy_version_ch_, 0x00, 0x04,
4042     0x00, 0x00, 0x00, 0x1C,
4043     0x00, 0x00, 0x00, 0x03,
4044     0x00, 0x00, 0x00, 0x01,  // 1st Setting
4045     0x00, 0x00, 0x00, 0x02,
4046     0x00, 0x00, 0x00, 0x01,  // 2nd (duplicate) Setting
4047     0x00, 0x00, 0x00, 0x03,
4048     0x00, 0x00, 0x00, 0x03,  // 3rd (unprocessed) Setting
4049     0x00, 0x00, 0x00, 0x03,
4050   };
4051   const unsigned char kH2FrameData[] = {
4052     0x00, 0x00, 0x12, 0x04,
4053     0x00, 0x00, 0x00, 0x00,
4054     0x00, 0x00, 0x01,  // 1st Setting
4055     0x00, 0x00, 0x00, 0x02,
4056     0x00, 0x01,  // 2nd (duplicate) Setting
4057     0x00, 0x00, 0x00, 0x03,
4058     0x00, 0x03,  // 3rd (unprocessed) Setting
4059     0x00, 0x00, 0x00, 0x03,
4060   };
4061
4062   TestSpdyVisitor visitor(spdy_version_);
4063   visitor.use_compression_ = false;
4064   if (IsSpdy2()) {
4065     visitor.SimulateInFramer(kV2FrameData, sizeof(kV2FrameData));
4066   } else if (IsSpdy3()) {
4067     visitor.SimulateInFramer(kV3FrameData, sizeof(kV3FrameData));
4068   } else {
4069     visitor.SimulateInFramer(kH2FrameData, sizeof(kH2FrameData));
4070   }
4071
4072   if (!IsHttp2()) {
4073     EXPECT_EQ(1, visitor.setting_count_);
4074     EXPECT_EQ(1, visitor.error_count_);
4075   } else {
4076     // In HTTP/2, duplicate settings are allowed;
4077     // each setting replaces the previous value for that setting.
4078     EXPECT_EQ(3, visitor.setting_count_);
4079     EXPECT_EQ(0, visitor.error_count_);
4080     EXPECT_EQ(1, visitor.settings_ack_sent_);
4081   }
4082 }
4083
4084 // Tests handling of SETTINGS frame with a setting we don't recognize.
4085 TEST_P(SpdyFramerTest, ReadUnknownSettingsId) {
4086   SpdyFramer framer(spdy_version_);
4087
4088   const unsigned char kV2FrameData[] = {
4089     0x80, spdy_version_ch_, 0x00, 0x04,
4090     0x00, 0x00, 0x00, 0x1C,
4091     0x00, 0x00, 0x00, 0x01,
4092     0x10, 0x00, 0x00, 0x00,  // 1st Setting
4093     0x00, 0x00, 0x00, 0x02,
4094   };
4095   const unsigned char kV3FrameData[] = {
4096     0x80, spdy_version_ch_, 0x00, 0x04,
4097     0x00, 0x00, 0x00, 0x1C,
4098     0x00, 0x00, 0x00, 0x01,
4099     0x00, 0x00, 0x00, 0x10,  // 1st Setting
4100     0x00, 0x00, 0x00, 0x02,
4101   };
4102   const unsigned char kH2FrameData[] = {
4103     0x00, 0x00, 0x06, 0x04,
4104     0x00, 0x00, 0x00, 0x00,
4105     0x00, 0x00, 0x10,  // 1st Setting
4106     0x00, 0x00, 0x00, 0x02,
4107   };
4108
4109   TestSpdyVisitor visitor(spdy_version_);
4110   visitor.use_compression_ = false;
4111   if (IsSpdy2()) {
4112     visitor.SimulateInFramer(kV2FrameData, sizeof(kV2FrameData));
4113   } else if (IsSpdy3()) {
4114     visitor.SimulateInFramer(kV3FrameData, sizeof(kV3FrameData));
4115   } else {
4116     visitor.SimulateInFramer(kH2FrameData, sizeof(kH2FrameData));
4117   }
4118
4119   if (!IsHttp2()) {
4120     EXPECT_EQ(0, visitor.setting_count_);
4121     EXPECT_EQ(1, visitor.error_count_);
4122   } else {
4123     // In HTTP/2, we ignore unknown settings because of extensions.
4124     EXPECT_EQ(0, visitor.setting_count_);
4125     EXPECT_EQ(0, visitor.error_count_);
4126   }
4127 }
4128
4129 // Tests handling of SETTINGS frame with entries out of order.
4130 TEST_P(SpdyFramerTest, ReadOutOfOrderSettings) {
4131   SpdyFramer framer(spdy_version_);
4132
4133   const unsigned char kV2FrameData[] = {
4134     0x80, spdy_version_ch_, 0x00, 0x04,
4135     0x00, 0x00, 0x00, 0x1C,
4136     0x00, 0x00, 0x00, 0x03,
4137     0x02, 0x00, 0x00, 0x00,  // 1st Setting
4138     0x00, 0x00, 0x00, 0x02,
4139     0x01, 0x00, 0x00, 0x00,  // 2nd (out of order) Setting
4140     0x00, 0x00, 0x00, 0x03,
4141     0x03, 0x00, 0x00, 0x00,  // 3rd (unprocessed) Setting
4142     0x00, 0x00, 0x00, 0x03,
4143   };
4144   const unsigned char kV3FrameData[] = {
4145     0x80, spdy_version_ch_, 0x00, 0x04,
4146     0x00, 0x00, 0x00, 0x1C,
4147     0x00, 0x00, 0x00, 0x03,
4148     0x00, 0x00, 0x00, 0x02,  // 1st Setting
4149     0x00, 0x00, 0x00, 0x02,
4150     0x00, 0x00, 0x00, 0x01,  // 2nd (out of order) Setting
4151     0x00, 0x00, 0x00, 0x03,
4152     0x00, 0x00, 0x01, 0x03,  // 3rd (unprocessed) Setting
4153     0x00, 0x00, 0x00, 0x03,
4154   };
4155   const unsigned char kH2FrameData[] = {
4156     0x00, 0x00, 0x12, 0x04,
4157     0x00, 0x00, 0x00, 0x00,
4158     0x00, 0x00, 0x02,  // 1st Setting
4159     0x00, 0x00, 0x00, 0x02,
4160     0x00, 0x01,  // 2nd (out of order) Setting
4161     0x00, 0x00, 0x00, 0x03,
4162     0x00, 0x03,  // 3rd (unprocessed) Setting
4163     0x00, 0x00, 0x00, 0x03,
4164   };
4165
4166   TestSpdyVisitor visitor(spdy_version_);
4167   visitor.use_compression_ = false;
4168   if (IsSpdy2()) {
4169     visitor.SimulateInFramer(kV2FrameData, sizeof(kV2FrameData));
4170   } else if (IsSpdy3()) {
4171     visitor.SimulateInFramer(kV3FrameData, sizeof(kV3FrameData));
4172   } else {
4173     visitor.SimulateInFramer(kH2FrameData, sizeof(kH2FrameData));
4174   }
4175
4176   if (!IsHttp2()) {
4177     EXPECT_EQ(1, visitor.setting_count_);
4178     EXPECT_EQ(1, visitor.error_count_);
4179   } else {
4180     // In HTTP/2, settings are allowed in any order.
4181     EXPECT_EQ(3, visitor.setting_count_);
4182     EXPECT_EQ(0, visitor.error_count_);
4183   }
4184 }
4185
4186 TEST_P(SpdyFramerTest, ProcessSettingsAckFrame) {
4187   if (spdy_version_ <= SPDY3) {
4188     return;
4189   }
4190   SpdyFramer framer(spdy_version_);
4191
4192   const unsigned char kFrameData[] = {
4193     0x00, 0x00, 0x00, 0x04, 0x01,
4194     0x00, 0x00, 0x00, 0x00,
4195   };
4196
4197   TestSpdyVisitor visitor(spdy_version_);
4198   visitor.use_compression_ = false;
4199   visitor.SimulateInFramer(kFrameData, sizeof(kFrameData));
4200
4201   EXPECT_EQ(0, visitor.error_count_);
4202   EXPECT_EQ(0, visitor.setting_count_);
4203   EXPECT_EQ(1, visitor.settings_ack_received_);
4204 }
4205
4206 TEST_P(SpdyFramerTest, ProcessDataFrameWithPadding) {
4207   if (spdy_version_ <= SPDY3) {
4208     return;
4209   }
4210
4211   const int kPaddingLen = 119;
4212   const char data_payload[] = "hello";
4213
4214   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
4215   SpdyFramer framer(spdy_version_);
4216   framer.set_visitor(&visitor);
4217
4218   SpdyDataIR data_ir(1, data_payload);
4219   data_ir.set_padding_len(kPaddingLen);
4220   scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
4221   ASSERT_TRUE(frame.get() != NULL);
4222
4223   int bytes_consumed = 0;
4224
4225   // Send the frame header.
4226   EXPECT_CALL(visitor, OnDataFrameHeader(1,
4227                                          kPaddingLen + strlen(data_payload),
4228                                          false));
4229   CHECK_EQ(framer.GetDataFrameMinimumSize(),
4230            framer.ProcessInput(frame->data(),
4231                                framer.GetDataFrameMinimumSize()));
4232   CHECK_EQ(framer.state(), SpdyFramer::SPDY_READ_DATA_FRAME_PADDING_LENGTH);
4233   CHECK_EQ(framer.error_code(), SpdyFramer::SPDY_NO_ERROR);
4234   bytes_consumed += framer.GetDataFrameMinimumSize();
4235
4236   // Send the padding length field.
4237   EXPECT_CALL(visitor, OnStreamPadding(1, 1));
4238   CHECK_EQ(1u, framer.ProcessInput(frame->data() + bytes_consumed, 1));
4239   CHECK_EQ(framer.state(), SpdyFramer::SPDY_FORWARD_STREAM_FRAME);
4240   CHECK_EQ(framer.error_code(), SpdyFramer::SPDY_NO_ERROR);
4241   bytes_consumed += 1;
4242
4243   // Send the first two bytes of the data payload, i.e., "he".
4244   EXPECT_CALL(visitor, OnStreamFrameData(1, _, 2, false));
4245   CHECK_EQ(2u, framer.ProcessInput(frame->data() + bytes_consumed, 2));
4246   CHECK_EQ(framer.state(), SpdyFramer::SPDY_FORWARD_STREAM_FRAME);
4247   CHECK_EQ(framer.error_code(), SpdyFramer::SPDY_NO_ERROR);
4248   bytes_consumed += 2;
4249
4250   // Send the rest three bytes of the data payload, i.e., "llo".
4251   EXPECT_CALL(visitor, OnStreamFrameData(1, _, 3, false));
4252   CHECK_EQ(3u, framer.ProcessInput(frame->data() + bytes_consumed, 3));
4253   CHECK_EQ(framer.state(), SpdyFramer::SPDY_CONSUME_PADDING);
4254   CHECK_EQ(framer.error_code(), SpdyFramer::SPDY_NO_ERROR);
4255   bytes_consumed += 3;
4256
4257   // Send the first 100 bytes of the padding payload.
4258   EXPECT_CALL(visitor, OnStreamPadding(1, 100));
4259   CHECK_EQ(100u, framer.ProcessInput(frame->data() + bytes_consumed, 100));
4260   CHECK_EQ(framer.state(), SpdyFramer::SPDY_CONSUME_PADDING);
4261   CHECK_EQ(framer.error_code(), SpdyFramer::SPDY_NO_ERROR);
4262   bytes_consumed += 100;
4263
4264   // Send rest of the padding payload.
4265   EXPECT_CALL(visitor, OnStreamPadding(1, 18));
4266   CHECK_EQ(18u, framer.ProcessInput(frame->data() + bytes_consumed, 18));
4267   CHECK_EQ(framer.state(), SpdyFramer::SPDY_READY_FOR_FRAME);
4268   CHECK_EQ(framer.error_code(), SpdyFramer::SPDY_NO_ERROR);
4269 }
4270
4271 TEST_P(SpdyFramerTest, ReadWindowUpdate) {
4272   SpdyFramer framer(spdy_version_);
4273   scoped_ptr<SpdyFrame> control_frame(
4274       framer.SerializeWindowUpdate(SpdyWindowUpdateIR(1, 2)));
4275   TestSpdyVisitor visitor(spdy_version_);
4276   visitor.SimulateInFramer(
4277       reinterpret_cast<unsigned char*>(control_frame->data()),
4278       control_frame->size());
4279   EXPECT_EQ(1u, visitor.last_window_update_stream_);
4280   EXPECT_EQ(2, visitor.last_window_update_delta_);
4281 }
4282
4283 TEST_P(SpdyFramerTest, ReceiveCredentialFrame) {
4284   if (!IsSpdy3()) {
4285     return;
4286   }
4287   SpdyFramer framer(spdy_version_);
4288   const unsigned char kV3FrameData[] = {  // Also applies for V2.
4289       0x80, spdy_version_ch_, 0x00, 0x0A,
4290       0x00, 0x00, 0x00, 0x33,
4291       0x00, 0x03, 0x00, 0x00,
4292       0x00, 0x05, 'p',  'r',
4293       'o',  'o',  'f',  0x00,
4294       0x00, 0x00, 0x06, 'a',
4295       ' ',  'c',  'e',  'r',
4296       't',  0x00, 0x00, 0x00,
4297       0x0C, 'a',  'n',  'o',
4298       't',  'h',  'e',  'r',
4299       ' ',  'c',  'e',  'r',
4300       't',  0x00, 0x00, 0x00,
4301       0x0A, 'f',  'i',  'n',
4302       'a',  'l',  ' ',  'c',
4303       'e',  'r',  't',
4304   };
4305   TestSpdyVisitor visitor(spdy_version_);
4306   visitor.use_compression_ = false;
4307   visitor.SimulateInFramer(kV3FrameData, arraysize(kV3FrameData));
4308   EXPECT_EQ(0, visitor.error_count_);
4309 }
4310
4311 TEST_P(SpdyFramerTest, ReadCredentialFrameFollowedByAnotherFrame) {
4312   if (!IsSpdy3()) {
4313     return;
4314   }
4315   SpdyFramer framer(spdy_version_);
4316   const unsigned char kV3FrameData[] = {  // Also applies for V2.
4317       0x80, spdy_version_ch_, 0x00, 0x0A,
4318       0x00, 0x00, 0x00, 0x33,
4319       0x00, 0x03, 0x00, 0x00,
4320       0x00, 0x05, 'p',  'r',
4321       'o',  'o',  'f',  0x00,
4322       0x00, 0x00, 0x06, 'a',
4323       ' ',  'c',  'e',  'r',
4324       't',  0x00, 0x00, 0x00,
4325       0x0C, 'a',  'n',  'o',
4326       't',  'h',  'e',  'r',
4327       ' ',  'c',  'e',  'r',
4328       't',  0x00, 0x00, 0x00,
4329       0x0A, 'f',  'i',  'n',
4330       'a',  'l',  ' ',  'c',
4331       'e',  'r',  't',
4332   };
4333   TestSpdyVisitor visitor(spdy_version_);
4334   visitor.use_compression_ = false;
4335   string multiple_frame_data(reinterpret_cast<const char*>(kV3FrameData),
4336                              arraysize(kV3FrameData));
4337   scoped_ptr<SpdyFrame> control_frame(
4338       framer.SerializeWindowUpdate(SpdyWindowUpdateIR(1, 2)));
4339   multiple_frame_data.append(string(control_frame->data(),
4340                                     control_frame->size()));
4341   visitor.SimulateInFramer(
4342       reinterpret_cast<unsigned const char*>(multiple_frame_data.data()),
4343       multiple_frame_data.length());
4344   EXPECT_EQ(0, visitor.error_count_);
4345   EXPECT_EQ(1u, visitor.last_window_update_stream_);
4346   EXPECT_EQ(2, visitor.last_window_update_delta_);
4347 }
4348
4349 TEST_P(SpdyFramerTest, ReadCompressedPushPromise) {
4350   if (spdy_version_ <= SPDY3) {
4351     return;
4352   }
4353
4354   SpdyFramer framer(spdy_version_);
4355   SpdyPushPromiseIR push_promise(42, 57);
4356   push_promise.SetHeader("foo", "bar");
4357   push_promise.SetHeader("bar", "foofoo");
4358   SpdyHeaderBlock headers = push_promise.header_block();
4359   scoped_ptr<SpdySerializedFrame> frame(
4360     framer.SerializePushPromise(push_promise));
4361   EXPECT_TRUE(frame.get() != NULL);
4362   TestSpdyVisitor visitor(spdy_version_);
4363   visitor.use_compression_ = true;
4364   visitor.SimulateInFramer(
4365       reinterpret_cast<unsigned char*>(frame->data()),
4366       frame->size());
4367   EXPECT_EQ(42u, visitor.last_push_promise_stream_);
4368   EXPECT_EQ(57u, visitor.last_push_promise_promised_stream_);
4369   EXPECT_TRUE(CompareHeaderBlocks(&headers, &visitor.headers_));
4370 }
4371
4372 TEST_P(SpdyFramerTest, ReadHeadersWithContinuation) {
4373   if (spdy_version_ <= SPDY3) {
4374     return;
4375   }
4376
4377   const unsigned char kInput[] = {
4378     0x00, 0x00, 0x14, 0x01, 0x08,  // HEADERS: PADDED
4379     0x00, 0x00, 0x00, 0x01,  // Stream 1
4380     0x03,                    // Padding of 3.
4381     0x00, 0x06, 'c', 'o',
4382     'o',  'k',  'i', 'e',
4383     0x07, 'f',  'o', 'o',
4384     '=',  'b',  'a', 'r',
4385     0x00, 0x00, 0x00,
4386
4387     0x00, 0x00, 0x14, 0x09, 0x00,  // CONTINUATION
4388     0x00, 0x00, 0x00, 0x01,  // Stream 1
4389     0x00, 0x06, 'c',  'o',
4390     'o',  'k',  'i',  'e',
4391     0x08, 'b',  'a',  'z',
4392     '=',  'b',  'i',  'n',
4393     'g',  0x00, 0x06, 'c',
4394
4395     0x00, 0x00, 0x12, 0x09, 0x04,  // CONTINUATION: END_HEADERS
4396     0x00, 0x00, 0x00, 0x01,  // Stream 1
4397     'o',  'o',  'k',  'i',
4398     'e',  0x00, 0x00, 0x04,
4399     'n',  'a',  'm',  'e',
4400     0x05, 'v',  'a',  'l',
4401     'u',  'e',
4402   };
4403
4404   TestSpdyVisitor visitor(spdy_version_);
4405   visitor.SimulateInFramer(kInput, sizeof(kInput));
4406
4407   EXPECT_EQ(0, visitor.error_count_);
4408   EXPECT_EQ(1, visitor.headers_frame_count_);
4409   EXPECT_EQ(2, visitor.continuation_count_);
4410   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
4411   EXPECT_EQ(0, visitor.zero_length_data_frame_count_);
4412
4413   EXPECT_THAT(visitor.headers_,
4414               testing::ElementsAre(
4415                   testing::Pair("cookie", "foo=bar; baz=bing; "),
4416                   testing::Pair("name", "value")));
4417 }
4418
4419 TEST_P(SpdyFramerTest, ReadHeadersWithContinuationAndFin) {
4420   if (spdy_version_ <= SPDY3) {
4421     return;
4422   }
4423
4424   const unsigned char kInput[] = {
4425     0x00, 0x00, 0x10, 0x01, 0x01,  // HEADERS: FIN
4426     0x00, 0x00, 0x00, 0x01,  // Stream 1
4427     0x00, 0x06, 'c', 'o',
4428     'o',  'k',  'i', 'e',
4429     0x07, 'f',  'o', 'o',
4430     '=',  'b',  'a', 'r',
4431
4432     0x00, 0x00, 0x14, 0x09, 0x00,  // CONTINUATION
4433     0x00, 0x00, 0x00, 0x01,  // Stream 1
4434     0x00, 0x06, 'c',  'o',
4435     'o',  'k',  'i',  'e',
4436     0x08, 'b',  'a',  'z',
4437     '=',  'b',  'i',  'n',
4438     'g',  0x00, 0x06, 'c',
4439
4440     0x00, 0x00, 0x12, 0x09, 0x04,  // CONTINUATION: END_HEADERS
4441     0x00, 0x00, 0x00, 0x01,  // Stream 1
4442     'o',  'o',  'k',  'i',
4443     'e',  0x00, 0x00, 0x04,
4444     'n',  'a',  'm',  'e',
4445     0x05, 'v',  'a',  'l',
4446     'u',  'e',
4447   };
4448
4449   SpdyFramer framer(spdy_version_);
4450   TestSpdyVisitor visitor(spdy_version_);
4451   visitor.SimulateInFramer(kInput, sizeof(kInput));
4452
4453   EXPECT_EQ(0, visitor.error_count_);
4454   EXPECT_EQ(1, visitor.headers_frame_count_);
4455   EXPECT_EQ(2, visitor.continuation_count_);
4456   EXPECT_EQ(1, visitor.fin_flag_count_);
4457   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
4458   EXPECT_EQ(1, visitor.zero_length_data_frame_count_);
4459
4460   EXPECT_THAT(visitor.headers_,
4461               testing::ElementsAre(
4462                   testing::Pair("cookie", "foo=bar; baz=bing; "),
4463                   testing::Pair("name", "value")));
4464 }
4465
4466 TEST_P(SpdyFramerTest, ReadPushPromiseWithContinuation) {
4467   if (spdy_version_ <= SPDY3) {
4468     return;
4469   }
4470
4471   const unsigned char kInput[] = {
4472     0x00, 0x00, 0x17, 0x05,  // PUSH_PROMISE
4473     0x08, 0x00, 0x00, 0x00,  // PADDED
4474     0x01, 0x02, 0x00, 0x00,  // Stream 1, Pad length field
4475     0x00, 0x2A, 0x00, 0x06,  // Promised stream 42
4476     'c',  'o',  'o',  'k',
4477     'i',  'e',  0x07, 'f',
4478     'o',  'o',  '=',  'b',
4479     'a',  'r',  0x00, 0x00,
4480
4481     0x00, 0x00, 0x14, 0x09,  // CONTINUATION
4482     0x00, 0x00, 0x00, 0x00,
4483     0x01, 0x00, 0x06, 'c',   // Stream 1
4484     'o',  'o',  'k',  'i',
4485     'e',  0x08, 'b',  'a',
4486     'z',  '=',  'b',  'i',
4487     'n',  'g',  0x00, 0x06,
4488     'c',
4489
4490     0x00, 0x00, 0x12, 0x09,  // CONTINUATION
4491     0x04, 0x00, 0x00, 0x00,  // END_HEADERS
4492     0x01, 'o',  'o',  'k',   // Stream 1
4493     'i',  'e',  0x00, 0x00,
4494     0x04, 'n',  'a',  'm',
4495     'e',  0x05, 'v',  'a',
4496     'l',  'u',  'e',
4497   };
4498
4499   SpdyFramer framer(spdy_version_);
4500   TestSpdyVisitor visitor(spdy_version_);
4501   visitor.SimulateInFramer(kInput, sizeof(kInput));
4502
4503   EXPECT_EQ(0, visitor.error_count_);
4504   EXPECT_EQ(1u, visitor.last_push_promise_stream_);
4505   EXPECT_EQ(42u, visitor.last_push_promise_promised_stream_);
4506   EXPECT_EQ(2, visitor.continuation_count_);
4507   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
4508   EXPECT_EQ(0, visitor.zero_length_data_frame_count_);
4509
4510   EXPECT_THAT(visitor.headers_,
4511               testing::ElementsAre(
4512                   testing::Pair("cookie", "foo=bar; baz=bing; "),
4513                   testing::Pair("name", "value")));
4514 }
4515
4516 TEST_P(SpdyFramerTest, ReadContinuationWithWrongStreamId) {
4517   if (spdy_version_ <= SPDY3) {
4518     return;
4519   }
4520
4521   const unsigned char kInput[] = {
4522     0x00, 0x00, 0x10, 0x01, 0x00,  // HEADERS
4523     0x00, 0x00, 0x00, 0x01,  // Stream 1
4524     0x00, 0x06, 0x63, 0x6f,
4525     0x6f, 0x6b, 0x69, 0x65,
4526     0x07, 0x66, 0x6f, 0x6f,
4527     0x3d, 0x62, 0x61, 0x72,
4528
4529     0x00, 0x00, 0x14, 0x09, 0x00,  // CONTINUATION
4530     0x00, 0x00, 0x00, 0x02,  // Stream 2
4531     0x00, 0x06, 0x63, 0x6f,
4532     0x6f, 0x6b, 0x69, 0x65,
4533     0x08, 0x62, 0x61, 0x7a,
4534     0x3d, 0x62, 0x69, 0x6e,
4535     0x67, 0x00, 0x06, 0x63,
4536   };
4537
4538   SpdyFramer framer(spdy_version_);
4539   TestSpdyVisitor visitor(spdy_version_);
4540   framer.set_visitor(&visitor);
4541   visitor.SimulateInFramer(kInput, sizeof(kInput));
4542
4543   EXPECT_EQ(1, visitor.error_count_);
4544   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME,
4545             visitor.framer_.error_code())
4546       << SpdyFramer::ErrorCodeToString(framer.error_code());
4547   EXPECT_EQ(1, visitor.headers_frame_count_);
4548   EXPECT_EQ(0, visitor.continuation_count_);
4549   EXPECT_EQ(0u, visitor.header_buffer_length_);
4550 }
4551
4552 TEST_P(SpdyFramerTest, ReadContinuationOutOfOrder) {
4553   if (spdy_version_ <= SPDY3) {
4554     return;
4555   }
4556
4557   const unsigned char kInput[] = {
4558     0x00, 0x00, 0x18, 0x09, 0x00,  // CONTINUATION
4559     0x00, 0x00, 0x00, 0x01,  // Stream 1
4560     0x00, 0x06, 0x63, 0x6f,
4561     0x6f, 0x6b, 0x69, 0x65,
4562     0x07, 0x66, 0x6f, 0x6f,
4563     0x3d, 0x62, 0x61, 0x72,
4564   };
4565
4566   SpdyFramer framer(spdy_version_);
4567   TestSpdyVisitor visitor(spdy_version_);
4568   framer.set_visitor(&visitor);
4569   visitor.SimulateInFramer(kInput, sizeof(kInput));
4570
4571   EXPECT_EQ(1, visitor.error_count_);
4572   EXPECT_EQ(SpdyFramer::SPDY_UNEXPECTED_FRAME,
4573             visitor.framer_.error_code())
4574       << SpdyFramer::ErrorCodeToString(framer.error_code());
4575   EXPECT_EQ(0, visitor.continuation_count_);
4576   EXPECT_EQ(0u, visitor.header_buffer_length_);
4577 }
4578
4579 TEST_P(SpdyFramerTest, ExpectContinuationReceiveData) {
4580   if (spdy_version_ <= SPDY3) {
4581     return;
4582   }
4583
4584   const unsigned char kInput[] = {
4585     0x00, 0x00, 0x10, 0x01, 0x00,  // HEADERS
4586     0x00, 0x00, 0x00, 0x01,  // Stream 1
4587     0x00, 0x06, 0x63, 0x6f,
4588     0x6f, 0x6b, 0x69, 0x65,
4589     0x07, 0x66, 0x6f, 0x6f,
4590     0x3d, 0x62, 0x61, 0x72,
4591
4592     0x00, 0x00, 0x00, 0x00, 0x01,  // DATA on Stream #1
4593     0x00, 0x00, 0x00, 0x04,
4594     0xde, 0xad, 0xbe, 0xef,
4595   };
4596
4597   SpdyFramer framer(spdy_version_);
4598   TestSpdyVisitor visitor(spdy_version_);
4599   framer.set_visitor(&visitor);
4600   visitor.SimulateInFramer(kInput, sizeof(kInput));
4601
4602   EXPECT_EQ(1, visitor.error_count_);
4603   EXPECT_EQ(SpdyFramer::SPDY_UNEXPECTED_FRAME,
4604             visitor.framer_.error_code())
4605       << SpdyFramer::ErrorCodeToString(framer.error_code());
4606   EXPECT_EQ(1, visitor.headers_frame_count_);
4607   EXPECT_EQ(0, visitor.continuation_count_);
4608   EXPECT_EQ(0u, visitor.header_buffer_length_);
4609   EXPECT_EQ(0, visitor.data_frame_count_);
4610 }
4611
4612 TEST_P(SpdyFramerTest, ExpectContinuationReceiveControlFrame) {
4613   if (spdy_version_ <= SPDY3) {
4614     return;
4615   }
4616
4617   const unsigned char kInput[] = {
4618     0x00, 0x00, 0x18, 0x01, 0x00,  // HEADERS
4619     0x00, 0x00, 0x00, 0x01,  // Stream 1
4620     0x00, 0x06, 0x63, 0x6f,
4621     0x6f, 0x6b, 0x69, 0x65,
4622     0x07, 0x66, 0x6f, 0x6f,
4623     0x3d, 0x62, 0x61, 0x72,
4624
4625     0x00, 0x00, 0x1c, 0x08, 0x00,  // HEADERS
4626     0x00, 0x00, 0x00, 0x01,  // Stream 1
4627     0x00, 0x06, 0x63, 0x6f,  // (Note this is a valid continued encoding).
4628     0x6f, 0x6b, 0x69, 0x65,
4629     0x08, 0x62, 0x61, 0x7a,
4630     0x3d, 0x62, 0x69, 0x6e,
4631     0x67, 0x00, 0x06, 0x63,
4632   };
4633
4634   SpdyFramer framer(spdy_version_);
4635   TestSpdyVisitor visitor(spdy_version_);
4636   framer.set_visitor(&visitor);
4637   visitor.SimulateInFramer(kInput, sizeof(kInput));
4638
4639   EXPECT_EQ(1, visitor.error_count_);
4640   EXPECT_EQ(SpdyFramer::SPDY_UNEXPECTED_FRAME,
4641             visitor.framer_.error_code())
4642       << SpdyFramer::ErrorCodeToString(framer.error_code());
4643   EXPECT_EQ(1, visitor.headers_frame_count_);
4644   EXPECT_EQ(0, visitor.continuation_count_);
4645   EXPECT_EQ(0u, visitor.header_buffer_length_);
4646   EXPECT_EQ(0, visitor.data_frame_count_);
4647 }
4648
4649 TEST_P(SpdyFramerTest, EndSegmentOnDataFrame) {
4650   if (spdy_version_ <= SPDY3) {
4651     return;
4652   }
4653   const unsigned char kInput[] = {
4654     0x00, 0x00, 0x0c, 0x00, 0x02,  // DATA: END_SEGMENT
4655     0x00, 0x00, 0x00, 0x01,  // Stream 1
4656     0xde, 0xad, 0xbe, 0xef,
4657     0xde, 0xad, 0xbe, 0xef,
4658     0xde, 0xad, 0xbe, 0xef,
4659   };
4660
4661   TestSpdyVisitor visitor(spdy_version_);
4662   visitor.SimulateInFramer(kInput, sizeof(kInput));
4663
4664   // TODO(jgraettinger): Verify END_SEGMENT when support is added.
4665   EXPECT_EQ(0, visitor.error_count_);
4666   EXPECT_EQ(12, visitor.data_bytes_);
4667   EXPECT_EQ(0, visitor.fin_frame_count_);
4668   EXPECT_EQ(0, visitor.fin_flag_count_);
4669 }
4670
4671 TEST_P(SpdyFramerTest, EndSegmentOnHeadersFrame) {
4672   if (spdy_version_ <= SPDY3) {
4673     return;
4674   }
4675   const unsigned char kInput[] = {
4676     0x00, 0x00, 0x10, 0x01, 0x06,  // HEADERS: END_SEGMENT | END_HEADERS
4677     0x00, 0x00, 0x00, 0x01,  // Stream 1
4678     0x00, 0x06, 0x63, 0x6f,
4679     0x6f, 0x6b, 0x69, 0x65,
4680     0x07, 0x66, 0x6f, 0x6f,
4681     0x3d, 0x62, 0x61, 0x72,
4682   };
4683
4684   TestSpdyVisitor visitor(spdy_version_);
4685   visitor.SimulateInFramer(kInput, sizeof(kInput));
4686
4687   // TODO(jgraettinger): Verify END_SEGMENT when support is added.
4688   EXPECT_EQ(0, visitor.error_count_);
4689   EXPECT_EQ(1, visitor.headers_frame_count_);
4690   EXPECT_EQ(1, visitor.zero_length_control_frame_header_data_count_);
4691
4692   EXPECT_THAT(visitor.headers_,
4693               testing::ElementsAre(testing::Pair("cookie", "foo=bar")));
4694 }
4695
4696 TEST_P(SpdyFramerTest, ReadGarbage) {
4697   SpdyFramer framer(spdy_version_);
4698   unsigned char garbage_frame[256];
4699   memset(garbage_frame, ~0, sizeof(garbage_frame));
4700   TestSpdyVisitor visitor(spdy_version_);
4701   visitor.use_compression_ = false;
4702   visitor.SimulateInFramer(garbage_frame, sizeof(garbage_frame));
4703   EXPECT_EQ(1, visitor.error_count_);
4704 }
4705
4706 TEST_P(SpdyFramerTest, ReadUnknownExtensionFrame) {
4707   if (spdy_version_ <= SPDY3) {
4708     return;
4709   }
4710   SpdyFramer framer(spdy_version_);
4711
4712   // The unrecognized frame type should still have a valid length.
4713   const unsigned char unknown_frame[] = {
4714     0x00, 0x00, 0x08, 0xff, 0xff,
4715     0xff, 0xff, 0xff, 0xff,
4716     0xff, 0xff, 0xff, 0xff,
4717     0xff, 0xff, 0xff, 0xff,
4718   };
4719   TestSpdyVisitor visitor(spdy_version_);
4720
4721   // Simulate the case where the stream id validation checks out.
4722   visitor.on_unknown_frame_result_ = true;
4723   visitor.use_compression_ = false;
4724   visitor.SimulateInFramer(unknown_frame, arraysize(unknown_frame));
4725   EXPECT_EQ(0, visitor.error_count_);
4726
4727   // Follow it up with a valid control frame to make sure we handle
4728   // subsequent frames correctly.
4729   SpdySettingsIR settings_ir;
4730   settings_ir.AddSetting(SpdyConstants::ParseSettingId(spdy_version_, 1),
4731                          false,  // persist
4732                          false,  // persisted
4733                          10);
4734   scoped_ptr<SpdyFrame> control_frame(framer.SerializeSettings(settings_ir));
4735   visitor.SimulateInFramer(
4736       reinterpret_cast<unsigned char*>(control_frame->data()),
4737       control_frame->size());
4738   EXPECT_EQ(0, visitor.error_count_);
4739   EXPECT_EQ(1u, static_cast<unsigned>(visitor.setting_count_));
4740   EXPECT_EQ(1u, static_cast<unsigned>(visitor.settings_ack_sent_));
4741 }
4742
4743 TEST_P(SpdyFramerTest, ReadGarbageWithValidLength) {
4744   if (!IsHttp2()) {
4745     return;
4746   }
4747   SpdyFramer framer(spdy_version_);
4748   const unsigned char kFrameData[] = {
4749     0x00, 0x00, 0x08, 0xff, 0xff,
4750     0xff, 0xff, 0xff, 0xff,
4751     0xff, 0xff, 0xff, 0xff,
4752     0xff, 0xff, 0xff, 0xff,
4753   };
4754   TestSpdyVisitor visitor(spdy_version_);
4755   visitor.use_compression_ = false;
4756   visitor.SimulateInFramer(kFrameData, arraysize(kFrameData));
4757   EXPECT_EQ(1, visitor.error_count_);
4758 }
4759
4760 TEST_P(SpdyFramerTest, ReadGarbageWithValidVersion) {
4761   if (IsHttp2()) {
4762     // Not valid for HTTP/2 since there is no version field.
4763     return;
4764   }
4765   SpdyFramer framer(spdy_version_);
4766   const unsigned char kFrameData[] = {
4767     0x80, spdy_version_ch_, 0xff, 0xff,
4768     0xff, 0xff, 0xff, 0xff,
4769   };
4770   TestSpdyVisitor visitor(spdy_version_);
4771   visitor.use_compression_ = false;
4772   visitor.SimulateInFramer(kFrameData, arraysize(kFrameData));
4773   EXPECT_EQ(1, visitor.error_count_);
4774 }
4775
4776 TEST_P(SpdyFramerTest, ReadGarbageHPACKEncoding) {
4777   if (spdy_version_ <= SPDY3) {
4778     return;
4779   }
4780   const unsigned char kInput[] = {
4781     0x00, 0x12, 0x01, 0x04,  // HEADER: END_HEADERS
4782     0x00, 0x00, 0x00, 0x01,  // Stream 1
4783     0xef, 0xef, 0xff, 0xff,
4784     0xff, 0xff, 0xff, 0xff,
4785     0xff, 0xff, 0xff, 0xff,
4786     0xff, 0xff, 0xff, 0xff,
4787     0xff, 0xff,
4788   };
4789
4790   TestSpdyVisitor visitor(spdy_version_);
4791   visitor.SimulateInFramer(kInput, arraysize(kInput));
4792   EXPECT_EQ(1, visitor.error_count_);
4793 }
4794
4795 TEST_P(SpdyFramerTest, SizesTest) {
4796   SpdyFramer framer(spdy_version_);
4797   if (IsHttp2()) {
4798     EXPECT_EQ(9u, framer.GetDataFrameMinimumSize());
4799     EXPECT_EQ(9u, framer.GetControlFrameHeaderSize());
4800     EXPECT_EQ(14u, framer.GetSynStreamMinimumSize());
4801     EXPECT_EQ(9u, framer.GetSynReplyMinimumSize());
4802     EXPECT_EQ(13u, framer.GetRstStreamMinimumSize());
4803     EXPECT_EQ(9u, framer.GetSettingsMinimumSize());
4804     EXPECT_EQ(17u, framer.GetPingSize());
4805     EXPECT_EQ(17u, framer.GetGoAwayMinimumSize());
4806     EXPECT_EQ(9u, framer.GetHeadersMinimumSize());
4807     EXPECT_EQ(13u, framer.GetWindowUpdateSize());
4808     EXPECT_EQ(9u, framer.GetBlockedSize());
4809     EXPECT_EQ(13u, framer.GetPushPromiseMinimumSize());
4810     EXPECT_EQ(11u, framer.GetAltSvcMinimumSize());
4811     EXPECT_EQ(9u, framer.GetFrameMinimumSize());
4812     EXPECT_EQ(16393u, framer.GetFrameMaximumSize());
4813     EXPECT_EQ(16384u, framer.GetDataFrameMaximumPayload());
4814   } else {
4815     EXPECT_EQ(8u, framer.GetDataFrameMinimumSize());
4816     EXPECT_EQ(8u, framer.GetControlFrameHeaderSize());
4817     EXPECT_EQ(18u, framer.GetSynStreamMinimumSize());
4818     EXPECT_EQ(IsSpdy2() ? 14u : 12u, framer.GetSynReplyMinimumSize());
4819     EXPECT_EQ(16u, framer.GetRstStreamMinimumSize());
4820     EXPECT_EQ(12u, framer.GetSettingsMinimumSize());
4821     EXPECT_EQ(12u, framer.GetPingSize());
4822     EXPECT_EQ(IsSpdy2() ? 12u : 16u, framer.GetGoAwayMinimumSize());
4823     EXPECT_EQ(IsSpdy2() ? 14u : 12u, framer.GetHeadersMinimumSize());
4824     EXPECT_EQ(16u, framer.GetWindowUpdateSize());
4825     EXPECT_EQ(8u, framer.GetFrameMinimumSize());
4826     EXPECT_EQ(16777223u, framer.GetFrameMaximumSize());
4827     EXPECT_EQ(16777215u, framer.GetDataFrameMaximumPayload());
4828   }
4829 }
4830
4831 TEST_P(SpdyFramerTest, StateToStringTest) {
4832   EXPECT_STREQ("ERROR",
4833                SpdyFramer::StateToString(SpdyFramer::SPDY_ERROR));
4834   EXPECT_STREQ("FRAME_COMPLETE",
4835                SpdyFramer::StateToString(SpdyFramer::SPDY_FRAME_COMPLETE));
4836   EXPECT_STREQ("READY_FOR_FRAME",
4837                SpdyFramer::StateToString(SpdyFramer::SPDY_READY_FOR_FRAME));
4838   EXPECT_STREQ("READING_COMMON_HEADER",
4839                SpdyFramer::StateToString(
4840                    SpdyFramer::SPDY_READING_COMMON_HEADER));
4841   EXPECT_STREQ("CONTROL_FRAME_PAYLOAD",
4842                SpdyFramer::StateToString(
4843                    SpdyFramer::SPDY_CONTROL_FRAME_PAYLOAD));
4844   EXPECT_STREQ("IGNORE_REMAINING_PAYLOAD",
4845                SpdyFramer::StateToString(
4846                    SpdyFramer::SPDY_IGNORE_REMAINING_PAYLOAD));
4847   EXPECT_STREQ("FORWARD_STREAM_FRAME",
4848                SpdyFramer::StateToString(
4849                    SpdyFramer::SPDY_FORWARD_STREAM_FRAME));
4850   EXPECT_STREQ("SPDY_CONTROL_FRAME_BEFORE_HEADER_BLOCK",
4851                SpdyFramer::StateToString(
4852                    SpdyFramer::SPDY_CONTROL_FRAME_BEFORE_HEADER_BLOCK));
4853   EXPECT_STREQ("SPDY_CONTROL_FRAME_HEADER_BLOCK",
4854                SpdyFramer::StateToString(
4855                    SpdyFramer::SPDY_CONTROL_FRAME_HEADER_BLOCK));
4856   EXPECT_STREQ("SPDY_SETTINGS_FRAME_PAYLOAD",
4857                SpdyFramer::StateToString(
4858                    SpdyFramer::SPDY_SETTINGS_FRAME_PAYLOAD));
4859   EXPECT_STREQ("SPDY_ALTSVC_FRAME_PAYLOAD",
4860                SpdyFramer::StateToString(
4861                    SpdyFramer::SPDY_ALTSVC_FRAME_PAYLOAD));
4862   EXPECT_STREQ("UNKNOWN_STATE",
4863                SpdyFramer::StateToString(
4864                    SpdyFramer::SPDY_ALTSVC_FRAME_PAYLOAD + 1));
4865 }
4866
4867 TEST_P(SpdyFramerTest, ErrorCodeToStringTest) {
4868   EXPECT_STREQ("NO_ERROR",
4869                SpdyFramer::ErrorCodeToString(SpdyFramer::SPDY_NO_ERROR));
4870   EXPECT_STREQ("INVALID_CONTROL_FRAME",
4871                SpdyFramer::ErrorCodeToString(
4872                    SpdyFramer::SPDY_INVALID_CONTROL_FRAME));
4873   EXPECT_STREQ("CONTROL_PAYLOAD_TOO_LARGE",
4874                SpdyFramer::ErrorCodeToString(
4875                    SpdyFramer::SPDY_CONTROL_PAYLOAD_TOO_LARGE));
4876   EXPECT_STREQ("ZLIB_INIT_FAILURE",
4877                SpdyFramer::ErrorCodeToString(
4878                    SpdyFramer::SPDY_ZLIB_INIT_FAILURE));
4879   EXPECT_STREQ("UNSUPPORTED_VERSION",
4880                SpdyFramer::ErrorCodeToString(
4881                    SpdyFramer::SPDY_UNSUPPORTED_VERSION));
4882   EXPECT_STREQ("DECOMPRESS_FAILURE",
4883                SpdyFramer::ErrorCodeToString(
4884                    SpdyFramer::SPDY_DECOMPRESS_FAILURE));
4885   EXPECT_STREQ("COMPRESS_FAILURE",
4886                SpdyFramer::ErrorCodeToString(
4887                    SpdyFramer::SPDY_COMPRESS_FAILURE));
4888   EXPECT_STREQ("SPDY_INVALID_DATA_FRAME_FLAGS",
4889                SpdyFramer::ErrorCodeToString(
4890                    SpdyFramer::SPDY_INVALID_DATA_FRAME_FLAGS));
4891   EXPECT_STREQ("SPDY_INVALID_CONTROL_FRAME_FLAGS",
4892                SpdyFramer::ErrorCodeToString(
4893                    SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS));
4894   EXPECT_STREQ("UNKNOWN_ERROR",
4895                SpdyFramer::ErrorCodeToString(SpdyFramer::LAST_ERROR));
4896 }
4897
4898 TEST_P(SpdyFramerTest, StatusCodeToStringTest) {
4899   EXPECT_STREQ("INVALID",
4900                SpdyFramer::StatusCodeToString(RST_STREAM_INVALID));
4901   EXPECT_STREQ("PROTOCOL_ERROR",
4902                SpdyFramer::StatusCodeToString(RST_STREAM_PROTOCOL_ERROR));
4903   EXPECT_STREQ("INVALID_STREAM",
4904                SpdyFramer::StatusCodeToString(RST_STREAM_INVALID_STREAM));
4905   EXPECT_STREQ("REFUSED_STREAM",
4906                SpdyFramer::StatusCodeToString(RST_STREAM_REFUSED_STREAM));
4907   EXPECT_STREQ("UNSUPPORTED_VERSION",
4908                SpdyFramer::StatusCodeToString(RST_STREAM_UNSUPPORTED_VERSION));
4909   EXPECT_STREQ("CANCEL",
4910                SpdyFramer::StatusCodeToString(RST_STREAM_CANCEL));
4911   EXPECT_STREQ("INTERNAL_ERROR",
4912                SpdyFramer::StatusCodeToString(RST_STREAM_INTERNAL_ERROR));
4913   EXPECT_STREQ("FLOW_CONTROL_ERROR",
4914                SpdyFramer::StatusCodeToString(RST_STREAM_FLOW_CONTROL_ERROR));
4915   EXPECT_STREQ("UNKNOWN_STATUS",
4916                SpdyFramer::StatusCodeToString(-1));
4917 }
4918
4919 TEST_P(SpdyFramerTest, FrameTypeToStringTest) {
4920   EXPECT_STREQ("DATA",
4921                SpdyFramer::FrameTypeToString(DATA));
4922   EXPECT_STREQ("SYN_STREAM",
4923                SpdyFramer::FrameTypeToString(SYN_STREAM));
4924   EXPECT_STREQ("SYN_REPLY",
4925                SpdyFramer::FrameTypeToString(SYN_REPLY));
4926   EXPECT_STREQ("RST_STREAM",
4927                SpdyFramer::FrameTypeToString(RST_STREAM));
4928   EXPECT_STREQ("SETTINGS",
4929                SpdyFramer::FrameTypeToString(SETTINGS));
4930   EXPECT_STREQ("PING",
4931                SpdyFramer::FrameTypeToString(PING));
4932   EXPECT_STREQ("GOAWAY",
4933                SpdyFramer::FrameTypeToString(GOAWAY));
4934   EXPECT_STREQ("HEADERS",
4935                SpdyFramer::FrameTypeToString(HEADERS));
4936   EXPECT_STREQ("WINDOW_UPDATE",
4937                SpdyFramer::FrameTypeToString(WINDOW_UPDATE));
4938   EXPECT_STREQ("PUSH_PROMISE",
4939                SpdyFramer::FrameTypeToString(PUSH_PROMISE));
4940   EXPECT_STREQ("CREDENTIAL",
4941                SpdyFramer::FrameTypeToString(CREDENTIAL));
4942   EXPECT_STREQ("CONTINUATION",
4943                SpdyFramer::FrameTypeToString(CONTINUATION));
4944 }
4945
4946 TEST_P(SpdyFramerTest, CatchProbableHttpResponse) {
4947   if (IsHttp2()) {
4948     // TODO(hkhalil): catch probable HTTP response in HTTP/2?
4949     return;
4950   }
4951   {
4952     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
4953     SpdyFramer framer(spdy_version_);
4954     framer.set_visitor(&visitor);
4955
4956     EXPECT_CALL(visitor, OnError(_));
4957     framer.ProcessInput("HTTP/1.1", 8);
4958     EXPECT_TRUE(framer.probable_http_response());
4959     EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
4960     EXPECT_EQ(SpdyFramer::SPDY_INVALID_DATA_FRAME_FLAGS, framer.error_code())
4961         << SpdyFramer::ErrorCodeToString(framer.error_code());
4962   }
4963   {
4964     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
4965     SpdyFramer framer(spdy_version_);
4966     framer.set_visitor(&visitor);
4967
4968     EXPECT_CALL(visitor, OnError(_));
4969     framer.ProcessInput("HTTP/1.0", 8);
4970     EXPECT_TRUE(framer.probable_http_response());
4971     EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
4972     EXPECT_EQ(SpdyFramer::SPDY_INVALID_DATA_FRAME_FLAGS, framer.error_code())
4973         << SpdyFramer::ErrorCodeToString(framer.error_code());
4974   }
4975 }
4976
4977 TEST_P(SpdyFramerTest, DataFrameFlagsV2V3) {
4978   if (spdy_version_ > SPDY3) {
4979     return;
4980   }
4981
4982   uint8 flags = 0;
4983   do {
4984     SCOPED_TRACE(testing::Message() << "Flags " << flags);
4985
4986     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
4987     SpdyFramer framer(spdy_version_);
4988     framer.set_visitor(&visitor);
4989
4990     SpdyDataIR data_ir(1, "hello");
4991     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
4992     SetFrameFlags(frame.get(), flags, spdy_version_);
4993
4994     if (flags & ~DATA_FLAG_FIN) {
4995       EXPECT_CALL(visitor, OnError(_));
4996     } else {
4997       EXPECT_CALL(visitor, OnDataFrameHeader(1, 5, flags & DATA_FLAG_FIN));
4998       EXPECT_CALL(visitor, OnStreamFrameData(_, _, 5, false));
4999       if (flags & DATA_FLAG_FIN) {
5000         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true));
5001       }
5002     }
5003
5004     framer.ProcessInput(frame->data(), frame->size());
5005     if (flags & ~DATA_FLAG_FIN) {
5006       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5007       EXPECT_EQ(SpdyFramer::SPDY_INVALID_DATA_FRAME_FLAGS,
5008                 framer.error_code())
5009           << SpdyFramer::ErrorCodeToString(framer.error_code());
5010     } else {
5011       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5012       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5013           << SpdyFramer::ErrorCodeToString(framer.error_code());
5014     }
5015   } while (++flags != 0);
5016 }
5017
5018 TEST_P(SpdyFramerTest, DataFrameFlagsV4) {
5019   if (spdy_version_ <= SPDY3) {
5020     return;
5021   }
5022
5023   uint8 valid_data_flags = DATA_FLAG_FIN | DATA_FLAG_END_SEGMENT |
5024       DATA_FLAG_PADDED;
5025
5026   uint8 flags = 0;
5027   do {
5028     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5029
5030     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5031     SpdyFramer framer(spdy_version_);
5032     framer.set_visitor(&visitor);
5033
5034     SpdyDataIR data_ir(1, "hello");
5035     scoped_ptr<SpdyFrame> frame(framer.SerializeData(data_ir));
5036     SetFrameFlags(frame.get(), flags, spdy_version_);
5037
5038     if (flags & ~valid_data_flags) {
5039       EXPECT_CALL(visitor, OnError(_));
5040     } else {
5041       EXPECT_CALL(visitor, OnDataFrameHeader(1, 5, flags & DATA_FLAG_FIN));
5042       if (flags & DATA_FLAG_PADDED) {
5043         // The first byte of payload is parsed as padding length.
5044         EXPECT_CALL(visitor, OnStreamPadding(_, 1));
5045         // Expect Error since the frame ends prematurely.
5046         EXPECT_CALL(visitor, OnError(_));
5047       } else {
5048         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 5, false));
5049         if (flags & DATA_FLAG_FIN) {
5050           EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true));
5051         }
5052       }
5053     }
5054
5055     framer.ProcessInput(frame->data(), frame->size());
5056     if ((flags & ~valid_data_flags) || (flags & DATA_FLAG_PADDED)) {
5057       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5058       EXPECT_EQ(SpdyFramer::SPDY_INVALID_DATA_FRAME_FLAGS, framer.error_code())
5059           << SpdyFramer::ErrorCodeToString(framer.error_code());
5060     } else {
5061       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5062       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5063           << SpdyFramer::ErrorCodeToString(framer.error_code());
5064     }
5065   } while (++flags != 0);
5066 }
5067
5068 TEST_P(SpdyFramerTest, SynStreamFrameFlags) {
5069   if (!IsSpdy2() && !IsSpdy3()) {
5070     // SYN_STREAM not supported in SPDY>3
5071     return;
5072   }
5073   uint8 flags = 0;
5074   do {
5075     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5076
5077     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5078     testing::StrictMock<test::MockDebugVisitor> debug_visitor;
5079     SpdyFramer framer(spdy_version_);
5080     framer.set_visitor(&visitor);
5081     framer.set_debug_visitor(&debug_visitor);
5082
5083     EXPECT_CALL(debug_visitor, OnSendCompressedFrame(8, SYN_STREAM, _, _));
5084
5085     SpdySynStreamIR syn_stream(8);
5086     syn_stream.set_associated_to_stream_id(3);
5087     syn_stream.set_priority(1);
5088     syn_stream.SetHeader("foo", "bar");
5089     scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
5090     SetFrameFlags(frame.get(), flags, spdy_version_);
5091
5092     if (flags & ~(CONTROL_FLAG_FIN | CONTROL_FLAG_UNIDIRECTIONAL)) {
5093       EXPECT_CALL(visitor, OnError(_));
5094     } else {
5095       EXPECT_CALL(debug_visitor, OnReceiveCompressedFrame(8, SYN_STREAM, _));
5096       EXPECT_CALL(visitor, OnSynStream(8, 3, 1, flags & CONTROL_FLAG_FIN,
5097                                        flags & CONTROL_FLAG_UNIDIRECTIONAL));
5098       EXPECT_CALL(visitor, OnControlFrameHeaderData(8, _, _))
5099           .WillRepeatedly(testing::Return(true));
5100       if (flags & DATA_FLAG_FIN) {
5101         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true));
5102       } else {
5103         // Do not close the stream if we are expecting a CONTINUATION frame.
5104         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true)).Times(0);
5105       }
5106     }
5107
5108     framer.ProcessInput(frame->data(), frame->size());
5109     if (flags & ~(CONTROL_FLAG_FIN | CONTROL_FLAG_UNIDIRECTIONAL)) {
5110       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5111       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5112                 framer.error_code())
5113           << SpdyFramer::ErrorCodeToString(framer.error_code());
5114     } else {
5115       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5116       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5117           << SpdyFramer::ErrorCodeToString(framer.error_code());
5118     }
5119   } while (++flags != 0);
5120 }
5121
5122 TEST_P(SpdyFramerTest, SynReplyFrameFlags) {
5123   if (!IsSpdy2() && !IsSpdy3()) {
5124     // SYN_REPLY not supported in SPDY>3
5125     return;
5126   }
5127   uint8 flags = 0;
5128   do {
5129     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5130
5131     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5132     SpdyFramer framer(spdy_version_);
5133     framer.set_visitor(&visitor);
5134
5135     SpdySynReplyIR syn_reply(37);
5136     syn_reply.SetHeader("foo", "bar");
5137     scoped_ptr<SpdyFrame> frame(framer.SerializeSynReply(syn_reply));
5138     SetFrameFlags(frame.get(), flags, spdy_version_);
5139
5140     if (flags & ~CONTROL_FLAG_FIN) {
5141       EXPECT_CALL(visitor, OnError(_));
5142     } else {
5143       EXPECT_CALL(visitor, OnSynReply(37, flags & CONTROL_FLAG_FIN));
5144       EXPECT_CALL(visitor, OnControlFrameHeaderData(37, _, _))
5145           .WillRepeatedly(testing::Return(true));
5146       if (flags & DATA_FLAG_FIN) {
5147         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true));
5148       }
5149     }
5150
5151     framer.ProcessInput(frame->data(), frame->size());
5152     if (flags & ~CONTROL_FLAG_FIN) {
5153       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5154       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5155                 framer.error_code())
5156           << SpdyFramer::ErrorCodeToString(framer.error_code());
5157     } else {
5158       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5159       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5160           << SpdyFramer::ErrorCodeToString(framer.error_code());
5161     }
5162   } while (++flags != 0);
5163 }
5164
5165 TEST_P(SpdyFramerTest, RstStreamFrameFlags) {
5166   uint8 flags = 0;
5167   do {
5168     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5169
5170     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5171     SpdyFramer framer(spdy_version_);
5172     framer.set_visitor(&visitor);
5173
5174     SpdyRstStreamIR rst_stream(13, RST_STREAM_CANCEL, "");
5175     scoped_ptr<SpdyFrame> frame(framer.SerializeRstStream(rst_stream));
5176     SetFrameFlags(frame.get(), flags, spdy_version_);
5177
5178     if (flags != 0) {
5179       EXPECT_CALL(visitor, OnError(_));
5180     } else {
5181       EXPECT_CALL(visitor, OnRstStream(13, RST_STREAM_CANCEL));
5182     }
5183
5184     framer.ProcessInput(frame->data(), frame->size());
5185     if (flags != 0) {
5186       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5187       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5188                 framer.error_code())
5189           << SpdyFramer::ErrorCodeToString(framer.error_code());
5190     } else {
5191       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5192       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5193           << SpdyFramer::ErrorCodeToString(framer.error_code());
5194     }
5195   } while (++flags != 0);
5196 }
5197
5198 TEST_P(SpdyFramerTest, SettingsFrameFlagsOldFormat) {
5199   if (spdy_version_ > SPDY3) { return; }
5200   uint8 flags = 0;
5201   do {
5202     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5203
5204     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5205     SpdyFramer framer(spdy_version_);
5206     framer.set_visitor(&visitor);
5207
5208     SpdySettingsIR settings_ir;
5209     settings_ir.AddSetting(SETTINGS_UPLOAD_BANDWIDTH,
5210                            false,
5211                            false,
5212                            54321);
5213     scoped_ptr<SpdyFrame> frame(framer.SerializeSettings(settings_ir));
5214     SetFrameFlags(frame.get(), flags, spdy_version_);
5215
5216     if (flags & ~SETTINGS_FLAG_CLEAR_PREVIOUSLY_PERSISTED_SETTINGS) {
5217       EXPECT_CALL(visitor, OnError(_));
5218     } else {
5219       EXPECT_CALL(visitor, OnSettings(
5220           flags & SETTINGS_FLAG_CLEAR_PREVIOUSLY_PERSISTED_SETTINGS));
5221       EXPECT_CALL(visitor, OnSetting(SETTINGS_UPLOAD_BANDWIDTH,
5222                                      SETTINGS_FLAG_NONE, 54321));
5223       EXPECT_CALL(visitor, OnSettingsEnd());
5224     }
5225
5226     framer.ProcessInput(frame->data(), frame->size());
5227     if (flags & ~SETTINGS_FLAG_CLEAR_PREVIOUSLY_PERSISTED_SETTINGS) {
5228       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5229       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5230                 framer.error_code())
5231           << SpdyFramer::ErrorCodeToString(framer.error_code());
5232     } else {
5233       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5234       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5235           << SpdyFramer::ErrorCodeToString(framer.error_code());
5236     }
5237   } while (++flags != 0);
5238 }
5239
5240 TEST_P(SpdyFramerTest, SettingsFrameFlags) {
5241   if (spdy_version_ <= SPDY3) { return; }
5242   uint8 flags = 0;
5243   do {
5244     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5245
5246     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5247     SpdyFramer framer(spdy_version_);
5248     framer.set_visitor(&visitor);
5249
5250     SpdySettingsIR settings_ir;
5251     settings_ir.AddSetting(SETTINGS_INITIAL_WINDOW_SIZE, 0, 0, 16);
5252     scoped_ptr<SpdyFrame> frame(framer.SerializeSettings(settings_ir));
5253     SetFrameFlags(frame.get(), flags, spdy_version_);
5254
5255     if (flags != 0) {
5256       EXPECT_CALL(visitor, OnError(_));
5257     } else {
5258       EXPECT_CALL(visitor, OnSettings(flags & SETTINGS_FLAG_ACK));
5259       EXPECT_CALL(visitor, OnSetting(SETTINGS_INITIAL_WINDOW_SIZE, 0, 16));
5260       EXPECT_CALL(visitor, OnSettingsEnd());
5261     }
5262
5263     framer.ProcessInput(frame->data(), frame->size());
5264     if (flags & ~SETTINGS_FLAG_ACK) {
5265       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5266       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5267                 framer.error_code())
5268           << SpdyFramer::ErrorCodeToString(framer.error_code());
5269     } else if (flags & SETTINGS_FLAG_ACK) {
5270       // The frame is invalid because ACK frames should have no payload.
5271       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5272       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME,
5273                 framer.error_code())
5274           << SpdyFramer::ErrorCodeToString(framer.error_code());
5275     } else {
5276       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5277       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5278           << SpdyFramer::ErrorCodeToString(framer.error_code());
5279     }
5280   } while (++flags != 0);
5281 }
5282
5283 TEST_P(SpdyFramerTest, GoawayFrameFlags) {
5284   uint8 flags = 0;
5285   do {
5286     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5287
5288     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5289     SpdyFramer framer(spdy_version_);
5290     framer.set_visitor(&visitor);
5291
5292     SpdyGoAwayIR goaway_ir(97, GOAWAY_OK, "test");
5293     scoped_ptr<SpdyFrame> frame(framer.SerializeGoAway(goaway_ir));
5294     SetFrameFlags(frame.get(), flags, spdy_version_);
5295
5296     if (flags != 0) {
5297       EXPECT_CALL(visitor, OnError(_));
5298     } else {
5299       EXPECT_CALL(visitor, OnGoAway(97, GOAWAY_OK));
5300     }
5301
5302     framer.ProcessInput(frame->data(), frame->size());
5303     if (flags != 0) {
5304       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5305       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5306                 framer.error_code())
5307           << SpdyFramer::ErrorCodeToString(framer.error_code());
5308     } else {
5309       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5310       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5311           << SpdyFramer::ErrorCodeToString(framer.error_code());
5312     }
5313   } while (++flags != 0);
5314 }
5315
5316 TEST_P(SpdyFramerTest, HeadersFrameFlags) {
5317   uint8 flags = 0;
5318   do {
5319     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5320
5321     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5322     SpdyFramer framer(spdy_version_);
5323     framer.set_visitor(&visitor);
5324
5325     SpdyHeadersIR headers_ir(57);
5326     if (IsHttp2() && (flags & HEADERS_FLAG_PRIORITY)) {
5327       headers_ir.set_priority(3);
5328       headers_ir.set_has_priority(true);
5329       headers_ir.set_parent_stream_id(5);
5330       headers_ir.set_exclusive(true);
5331     }
5332     headers_ir.SetHeader("foo", "bar");
5333     scoped_ptr<SpdyFrame> frame(framer.SerializeHeaders(headers_ir));
5334     uint8 set_flags = flags;
5335     if (IsHttp2()) {
5336       // TODO(jgraettinger): Add padding to SpdyHeadersIR,
5337       // and implement framing.
5338       set_flags &= ~HEADERS_FLAG_PADDED;
5339     }
5340     SetFrameFlags(frame.get(), set_flags, spdy_version_);
5341
5342     if (!IsHttp2() && flags & ~CONTROL_FLAG_FIN) {
5343       EXPECT_CALL(visitor, OnError(_));
5344     } else if (IsHttp2() && flags & ~(CONTROL_FLAG_FIN |
5345                                       HEADERS_FLAG_END_HEADERS |
5346                                       HEADERS_FLAG_END_SEGMENT |
5347                                       HEADERS_FLAG_PADDED |
5348                                       HEADERS_FLAG_PRIORITY)) {
5349       EXPECT_CALL(visitor, OnError(_));
5350     } else {
5351       // Expected callback values
5352       SpdyStreamId stream_id = 57;
5353       bool has_priority = false;
5354       SpdyPriority priority = 0;
5355       SpdyStreamId parent_stream_id = 0;
5356       bool exclusive = false;
5357       bool fin = flags & CONTROL_FLAG_FIN;
5358       bool end = !IsHttp2() || (flags & HEADERS_FLAG_END_HEADERS);
5359       if (spdy_version_ > SPDY3 && flags & HEADERS_FLAG_PRIORITY) {
5360         has_priority = true;
5361         priority = 3;
5362         parent_stream_id = 5;
5363         exclusive = true;
5364       }
5365       EXPECT_CALL(visitor, OnHeaders(stream_id, has_priority, priority,
5366                                      parent_stream_id, exclusive, fin, end));
5367       EXPECT_CALL(visitor, OnControlFrameHeaderData(57, _, _))
5368           .WillRepeatedly(testing::Return(true));
5369       if (flags & DATA_FLAG_FIN &&
5370           (!IsHttp2() || flags & HEADERS_FLAG_END_HEADERS)) {
5371         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true));
5372       } else {
5373         // Do not close the stream if we are expecting a CONTINUATION frame.
5374         EXPECT_CALL(visitor, OnStreamFrameData(_, _, 0, true)).Times(0);
5375       }
5376     }
5377
5378     framer.ProcessInput(frame->data(), frame->size());
5379     if (!IsHttp2() && flags & ~CONTROL_FLAG_FIN) {
5380       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5381       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5382                 framer.error_code())
5383           << SpdyFramer::ErrorCodeToString(framer.error_code());
5384     } else if (IsHttp2() && flags & ~(CONTROL_FLAG_FIN |
5385                                       HEADERS_FLAG_END_HEADERS |
5386                                       HEADERS_FLAG_END_SEGMENT |
5387                                       HEADERS_FLAG_PADDED |
5388                                       HEADERS_FLAG_PRIORITY)) {
5389       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5390       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5391                 framer.error_code())
5392           << SpdyFramer::ErrorCodeToString(framer.error_code());
5393     } else if (IsHttp2() && ~(flags & HEADERS_FLAG_END_HEADERS)) {
5394       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5395       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5396           << SpdyFramer::ErrorCodeToString(framer.error_code());
5397     } else {
5398       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5399       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5400           << SpdyFramer::ErrorCodeToString(framer.error_code());
5401     }
5402   } while (++flags != 0);
5403 }
5404
5405 TEST_P(SpdyFramerTest, PingFrameFlags) {
5406   uint8 flags = 0;
5407   do {
5408     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5409
5410     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5411     SpdyFramer framer(spdy_version_);
5412     framer.set_visitor(&visitor);
5413
5414     scoped_ptr<SpdyFrame> frame(framer.SerializePing(SpdyPingIR(42)));
5415     SetFrameFlags(frame.get(), flags, spdy_version_);
5416
5417     if (spdy_version_ > SPDY3 &&
5418         flags == PING_FLAG_ACK) {
5419       EXPECT_CALL(visitor, OnPing(42, true));
5420     } else if (flags == 0) {
5421       EXPECT_CALL(visitor, OnPing(42, false));
5422     } else {
5423       EXPECT_CALL(visitor, OnError(_));
5424     }
5425
5426     framer.ProcessInput(frame->data(), frame->size());
5427     if ((spdy_version_ > SPDY3 && flags == PING_FLAG_ACK) ||
5428         flags == 0) {
5429       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5430       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5431           << SpdyFramer::ErrorCodeToString(framer.error_code());
5432     } else {
5433       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5434       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5435                 framer.error_code())
5436           << SpdyFramer::ErrorCodeToString(framer.error_code());
5437     }
5438   } while (++flags != 0);
5439 }
5440
5441 TEST_P(SpdyFramerTest, WindowUpdateFrameFlags) {
5442   uint8 flags = 0;
5443   do {
5444     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5445
5446     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5447     SpdyFramer framer(spdy_version_);
5448     framer.set_visitor(&visitor);
5449
5450     scoped_ptr<SpdyFrame> frame(framer.SerializeWindowUpdate(
5451         SpdyWindowUpdateIR(4, 1024)));
5452     SetFrameFlags(frame.get(), flags, spdy_version_);
5453
5454     if (flags != 0) {
5455       EXPECT_CALL(visitor, OnError(_));
5456     } else {
5457       EXPECT_CALL(visitor, OnWindowUpdate(4, 1024));
5458     }
5459
5460     framer.ProcessInput(frame->data(), frame->size());
5461     if (flags != 0) {
5462       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5463       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5464                 framer.error_code())
5465           << SpdyFramer::ErrorCodeToString(framer.error_code());
5466     } else {
5467       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5468       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5469           << SpdyFramer::ErrorCodeToString(framer.error_code());
5470     }
5471   } while (++flags != 0);
5472 }
5473
5474 TEST_P(SpdyFramerTest, PushPromiseFrameFlags) {
5475   if (spdy_version_ <= SPDY3) {
5476     return;
5477   }
5478
5479   uint8 flags = 0;
5480   do {
5481     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5482
5483     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5484     testing::StrictMock<test::MockDebugVisitor> debug_visitor;
5485     SpdyFramer framer(spdy_version_);
5486     framer.set_visitor(&visitor);
5487     framer.set_debug_visitor(&debug_visitor);
5488
5489     EXPECT_CALL(debug_visitor, OnSendCompressedFrame(42, PUSH_PROMISE, _, _));
5490
5491     SpdyPushPromiseIR push_promise(42, 57);
5492     push_promise.SetHeader("foo", "bar");
5493     scoped_ptr<SpdySerializedFrame> frame(
5494     framer.SerializePushPromise(push_promise));
5495     // TODO(jgraettinger): Add padding to SpdyPushPromiseIR,
5496     // and implement framing.
5497     SetFrameFlags(frame.get(), flags & ~HEADERS_FLAG_PADDED, spdy_version_);
5498
5499     if (flags & ~(PUSH_PROMISE_FLAG_END_PUSH_PROMISE | HEADERS_FLAG_PADDED)) {
5500       EXPECT_CALL(visitor, OnError(_));
5501     } else {
5502       EXPECT_CALL(debug_visitor, OnReceiveCompressedFrame(42, PUSH_PROMISE, _));
5503       EXPECT_CALL(visitor, OnPushPromise(42, 57,
5504           flags & PUSH_PROMISE_FLAG_END_PUSH_PROMISE));
5505       EXPECT_CALL(visitor, OnControlFrameHeaderData(42, _, _))
5506           .WillRepeatedly(testing::Return(true));
5507     }
5508
5509     framer.ProcessInput(frame->data(), frame->size());
5510     if (flags & ~(PUSH_PROMISE_FLAG_END_PUSH_PROMISE | HEADERS_FLAG_PADDED)) {
5511       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5512       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5513                 framer.error_code())
5514           << SpdyFramer::ErrorCodeToString(framer.error_code());
5515     } else {
5516       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5517       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5518           << SpdyFramer::ErrorCodeToString(framer.error_code());
5519     }
5520   } while (++flags != 0);
5521 }
5522
5523 TEST_P(SpdyFramerTest, ContinuationFrameFlags) {
5524   if (spdy_version_ <= SPDY3) {
5525     return;
5526   }
5527
5528   uint8 flags = 0;
5529   do {
5530     SCOPED_TRACE(testing::Message() << "Flags " << flags);
5531
5532     testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5533     testing::StrictMock<test::MockDebugVisitor> debug_visitor;
5534     SpdyFramer framer(spdy_version_);
5535     framer.set_visitor(&visitor);
5536     framer.set_debug_visitor(&debug_visitor);
5537
5538     EXPECT_CALL(debug_visitor, OnSendCompressedFrame(42, HEADERS, _, _));
5539     EXPECT_CALL(debug_visitor, OnReceiveCompressedFrame(42, HEADERS, _));
5540     EXPECT_CALL(visitor, OnHeaders(42, false, 0, 0, false, false, false));
5541     EXPECT_CALL(visitor, OnControlFrameHeaderData(42, _, _))
5542           .WillRepeatedly(testing::Return(true));
5543
5544     SpdyHeadersIR headers_ir(42);
5545     headers_ir.SetHeader("foo", "bar");
5546     scoped_ptr<SpdyFrame> frame0(framer.SerializeHeaders(headers_ir));
5547     SetFrameFlags(frame0.get(), 0, spdy_version_);
5548
5549     SpdyContinuationIR continuation(42);
5550     continuation.SetHeader("foo", "bar");
5551     scoped_ptr<SpdySerializedFrame> frame(
5552     framer.SerializeContinuation(continuation));
5553     SetFrameFlags(frame.get(), flags, spdy_version_);
5554
5555     if (flags & ~(HEADERS_FLAG_END_HEADERS)) {
5556       EXPECT_CALL(visitor, OnError(_));
5557     } else {
5558       EXPECT_CALL(debug_visitor, OnReceiveCompressedFrame(42, CONTINUATION, _));
5559       EXPECT_CALL(visitor, OnContinuation(42,
5560                                           flags & HEADERS_FLAG_END_HEADERS));
5561       EXPECT_CALL(visitor, OnControlFrameHeaderData(42, _, _))
5562           .WillRepeatedly(testing::Return(true));
5563     }
5564
5565     framer.ProcessInput(frame0->data(), frame0->size());
5566     framer.ProcessInput(frame->data(), frame->size());
5567     if (flags & ~(HEADERS_FLAG_END_HEADERS)) {
5568       EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5569       EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME_FLAGS,
5570                 framer.error_code())
5571           << SpdyFramer::ErrorCodeToString(framer.error_code());
5572     } else {
5573       EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5574       EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5575           << SpdyFramer::ErrorCodeToString(framer.error_code());
5576     }
5577   } while (++flags != 0);
5578 }
5579
5580 // TODO(mlavan): Add TEST_P(SpdyFramerTest, AltSvcFrameFlags)
5581
5582 // TODO(hkhalil): Add TEST_P(SpdyFramerTest, BlockedFrameFlags)
5583
5584 TEST_P(SpdyFramerTest, EmptySynStream) {
5585   if (!IsSpdy2() && !IsSpdy3()) {
5586     // SYN_STREAM not supported in SPDY>3.
5587     return;
5588   }
5589   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5590   testing::StrictMock<test::MockDebugVisitor> debug_visitor;
5591   SpdyFramer framer(spdy_version_);
5592   framer.set_visitor(&visitor);
5593   framer.set_debug_visitor(&debug_visitor);
5594
5595   EXPECT_CALL(debug_visitor, OnSendCompressedFrame(1, SYN_STREAM, _, _));
5596
5597   SpdySynStreamIR syn_stream(1);
5598   syn_stream.set_priority(1);
5599   scoped_ptr<SpdyFrame> frame(framer.SerializeSynStream(syn_stream));
5600   // Adjust size to remove the header block.
5601   SetFrameLength(
5602       frame.get(),
5603       framer.GetSynStreamMinimumSize() - framer.GetControlFrameHeaderSize(),
5604       spdy_version_);
5605
5606   EXPECT_CALL(debug_visitor, OnReceiveCompressedFrame(1, SYN_STREAM, _));
5607   EXPECT_CALL(visitor, OnSynStream(1, 0, 1, false, false));
5608   EXPECT_CALL(visitor, OnControlFrameHeaderData(1, NULL, 0));
5609
5610   framer.ProcessInput(frame->data(), framer.GetSynStreamMinimumSize());
5611   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5612   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5613       << SpdyFramer::ErrorCodeToString(framer.error_code());
5614 }
5615
5616 TEST_P(SpdyFramerTest, SettingsFlagsAndId) {
5617   const uint32 kId = 0x020304;
5618   const uint32 kFlags = 0x01;
5619   const uint32 kWireFormat = htonl(IsSpdy2() ? 0x04030201 : 0x01020304);
5620
5621   SettingsFlagsAndId id_and_flags =
5622       SettingsFlagsAndId::FromWireFormat(spdy_version_, kWireFormat);
5623   EXPECT_EQ(kId, id_and_flags.id());
5624   EXPECT_EQ(kFlags, id_and_flags.flags());
5625   EXPECT_EQ(kWireFormat, id_and_flags.GetWireFormat(spdy_version_));
5626 }
5627
5628 // Test handling of a RST_STREAM with out-of-bounds status codes.
5629 TEST_P(SpdyFramerTest, RstStreamStatusBounds) {
5630   const unsigned char kRstStreamStatusTooLow = 0x00;
5631   const unsigned char kRstStreamStatusTooHigh = 0xff;
5632   const unsigned char kV3RstStreamInvalid[] = {
5633     0x80, spdy_version_ch_, 0x00, 0x03,
5634     0x00, 0x00, 0x00, 0x08,
5635     0x00, 0x00, 0x00, 0x01,
5636     0x00, 0x00, 0x00, kRstStreamStatusTooLow
5637   };
5638   const unsigned char kH2RstStreamInvalid[] = {
5639     0x00, 0x00, 0x04, 0x03,
5640     0x00, 0x00, 0x00, 0x00,
5641     0x01, 0x00, 0x00, 0x00,
5642     kRstStreamStatusTooLow
5643   };
5644
5645   const unsigned char kV3RstStreamNumStatusCodes[] = {
5646     0x80, spdy_version_ch_, 0x00, 0x03,
5647     0x00, 0x00, 0x00, 0x08,
5648     0x00, 0x00, 0x00, 0x01,
5649     0x00, 0x00, 0x00, kRstStreamStatusTooHigh
5650   };
5651   const unsigned char kH2RstStreamNumStatusCodes[] = {
5652     0x00, 0x00, 0x04, 0x03,
5653     0x00, 0x00, 0x00, 0x00,
5654     0x01, 0x00, 0x00, 0x00,
5655     kRstStreamStatusTooHigh
5656   };
5657
5658   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5659   SpdyFramer framer(spdy_version_);
5660   framer.set_visitor(&visitor);
5661
5662   if (IsHttp2()) {
5663     EXPECT_CALL(visitor, OnRstStream(1, RST_STREAM_INTERNAL_ERROR));
5664     framer.ProcessInput(reinterpret_cast<const char*>(kH2RstStreamInvalid),
5665                         arraysize(kH2RstStreamInvalid));
5666   } else {
5667     EXPECT_CALL(visitor, OnRstStream(1, RST_STREAM_INVALID));
5668     framer.ProcessInput(reinterpret_cast<const char*>(kV3RstStreamInvalid),
5669                         arraysize(kV3RstStreamInvalid));
5670   }
5671   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5672   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5673       << SpdyFramer::ErrorCodeToString(framer.error_code());
5674
5675
5676   framer.Reset();
5677
5678   if (IsHttp2()) {
5679     EXPECT_CALL(visitor, OnRstStream(1, RST_STREAM_INTERNAL_ERROR));
5680     framer.ProcessInput(
5681         reinterpret_cast<const char*>(kH2RstStreamNumStatusCodes),
5682         arraysize(kH2RstStreamNumStatusCodes));
5683   } else {
5684     EXPECT_CALL(visitor, OnRstStream(1, RST_STREAM_INVALID));
5685     framer.ProcessInput(
5686         reinterpret_cast<const char*>(kV3RstStreamNumStatusCodes),
5687         arraysize(kV3RstStreamNumStatusCodes));
5688   }
5689   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5690   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5691       << SpdyFramer::ErrorCodeToString(framer.error_code());
5692 }
5693
5694 // Test handling of GOAWAY frames with out-of-bounds status code.
5695 TEST_P(SpdyFramerTest, GoAwayStatusBounds) {
5696   if (spdy_version_ <= SPDY2) {
5697     return;
5698   }
5699   SpdyFramer framer(spdy_version_);
5700
5701   const unsigned char kV3FrameData[] = {
5702     0x80, spdy_version_ch_, 0x00, 0x07,
5703     0x00, 0x00, 0x00, 0x08,
5704     0x00, 0x00, 0x00, 0x01,  // Stream Id
5705     0xff, 0xff, 0xff, 0xff,  // Status
5706   };
5707   const unsigned char kH2FrameData[] = {
5708     0x00, 0x00, 0x0a, 0x07,
5709     0x00, 0x00, 0x00, 0x00,
5710     0x00, 0x00, 0x00, 0x00,  // Stream id
5711     0x01, 0xff, 0xff, 0xff,  // Status
5712     0xff, 0x47, 0x41,        // Opaque Description
5713   };
5714   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5715   framer.set_visitor(&visitor);
5716
5717   if (IsSpdy3()) {
5718     EXPECT_CALL(visitor, OnGoAway(1, GOAWAY_OK));
5719     framer.ProcessInput(reinterpret_cast<const char*>(kV3FrameData),
5720                         arraysize(kV3FrameData));
5721   } else {
5722     EXPECT_CALL(visitor, OnGoAway(1, GOAWAY_INTERNAL_ERROR));
5723     framer.ProcessInput(reinterpret_cast<const char*>(kH2FrameData),
5724                         arraysize(kH2FrameData));
5725   }
5726   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5727   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5728       << SpdyFramer::ErrorCodeToString(framer.error_code());
5729 }
5730
5731 // Tests handling of a GOAWAY frame with out-of-bounds stream ID.
5732 TEST_P(SpdyFramerTest, GoAwayStreamIdBounds) {
5733   const unsigned char kV2FrameData[] = {
5734     0x80, spdy_version_ch_, 0x00, 0x07,
5735     0x00, 0x00, 0x00, 0x04,
5736     0xff, 0xff, 0xff, 0xff,
5737   };
5738   const unsigned char kV3FrameData[] = {
5739     0x80, spdy_version_ch_, 0x00, 0x07,
5740     0x00, 0x00, 0x00, 0x08,
5741     0xff, 0xff, 0xff, 0xff,
5742     0x00, 0x00, 0x00, 0x00,
5743   };
5744   const unsigned char kH2FrameData[] = {
5745     0x00, 0x00, 0x08, 0x07,
5746     0x00, 0x00, 0x00, 0x00,
5747     0x00, 0xff, 0xff, 0xff,
5748     0xff, 0x00, 0x00, 0x00,
5749     0x00,
5750   };
5751
5752   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5753   SpdyFramer framer(spdy_version_);
5754   framer.set_visitor(&visitor);
5755
5756   EXPECT_CALL(visitor, OnGoAway(0x7fffffff, GOAWAY_OK));
5757   if (IsSpdy2()) {
5758     framer.ProcessInput(reinterpret_cast<const char*>(kV2FrameData),
5759                         arraysize(kV2FrameData));
5760   } else if (IsSpdy3()) {
5761     framer.ProcessInput(reinterpret_cast<const char*>(kV3FrameData),
5762                         arraysize(kV3FrameData));
5763   } else {
5764     framer.ProcessInput(reinterpret_cast<const char*>(kH2FrameData),
5765                         arraysize(kH2FrameData));
5766   }
5767   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5768   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5769       << SpdyFramer::ErrorCodeToString(framer.error_code());
5770 }
5771
5772 TEST_P(SpdyFramerTest, OnBlocked) {
5773   if (spdy_version_ <= SPDY3) {
5774     return;
5775   }
5776
5777   const SpdyStreamId kStreamId = 0;
5778
5779   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5780   SpdyFramer framer(spdy_version_);
5781   framer.set_visitor(&visitor);
5782
5783   EXPECT_CALL(visitor, OnBlocked(kStreamId));
5784
5785   SpdyBlockedIR blocked_ir(0);
5786   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(blocked_ir));
5787   framer.ProcessInput(frame->data(), framer.GetBlockedSize());
5788
5789   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5790   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5791       << SpdyFramer::ErrorCodeToString(framer.error_code());
5792 }
5793
5794 TEST_P(SpdyFramerTest, OnAltSvc) {
5795   if (spdy_version_ <= SPDY3) {
5796     return;
5797   }
5798
5799   const SpdyStreamId kStreamId = 1;
5800
5801   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5802   SpdyFramer framer(spdy_version_);
5803   framer.set_visitor(&visitor);
5804
5805   SpdyAltSvcWireFormat::AlternativeService altsvc1("pid1", "host", 443, 5, 1.0);
5806   SpdyAltSvcWireFormat::AlternativeService altsvc2("p\"=i:d", "h_\\o\"st", 123,
5807                                                    42, 0.2);
5808   SpdyAltSvcWireFormat::AlternativeServiceVector altsvc_vector;
5809   altsvc_vector.push_back(altsvc1);
5810   altsvc_vector.push_back(altsvc2);
5811   EXPECT_CALL(visitor,
5812               OnAltSvc(kStreamId, StringPiece("o_r|g!n"), altsvc_vector));
5813
5814   SpdyAltSvcIR altsvc_ir(1);
5815   altsvc_ir.set_origin("o_r|g!n");
5816   altsvc_ir.add_altsvc(altsvc1);
5817   altsvc_ir.add_altsvc(altsvc2);
5818   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(altsvc_ir));
5819   framer.ProcessInput(frame->data(), frame->size());
5820
5821   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5822   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5823       << SpdyFramer::ErrorCodeToString(framer.error_code());
5824 }
5825
5826 TEST_P(SpdyFramerTest, OnAltSvcNoOrigin) {
5827   if (spdy_version_ <= SPDY3) {
5828     return;
5829   }
5830
5831   const SpdyStreamId kStreamId = 1;
5832
5833   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5834   SpdyFramer framer(spdy_version_);
5835   framer.set_visitor(&visitor);
5836
5837   SpdyAltSvcWireFormat::AlternativeService altsvc1("pid1", "host", 443, 5, 1.0);
5838   SpdyAltSvcWireFormat::AlternativeService altsvc2("p\"=i:d", "h_\\o\"st", 123,
5839                                                    42, 0.2);
5840   SpdyAltSvcWireFormat::AlternativeServiceVector altsvc_vector;
5841   altsvc_vector.push_back(altsvc1);
5842   altsvc_vector.push_back(altsvc2);
5843   EXPECT_CALL(visitor, OnAltSvc(kStreamId, StringPiece(""), altsvc_vector));
5844
5845   SpdyAltSvcIR altsvc_ir(1);
5846   altsvc_ir.add_altsvc(altsvc1);
5847   altsvc_ir.add_altsvc(altsvc2);
5848   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(altsvc_ir));
5849   framer.ProcessInput(frame->data(), frame->size());
5850
5851   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5852   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5853       << SpdyFramer::ErrorCodeToString(framer.error_code());
5854 }
5855
5856 TEST_P(SpdyFramerTest, OnAltSvcEmptyProtocolId) {
5857   if (spdy_version_ <= SPDY3) {
5858     return;
5859   }
5860
5861   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5862   SpdyFramer framer(spdy_version_);
5863   framer.set_visitor(&visitor);
5864
5865   EXPECT_CALL(visitor, OnError(testing::Eq(&framer)));
5866
5867   SpdyAltSvcIR altsvc_ir(1);
5868   altsvc_ir.set_origin("o1");
5869   altsvc_ir.add_altsvc(
5870       SpdyAltSvcWireFormat::AlternativeService("pid1", "host", 443, 5, 1.0));
5871   altsvc_ir.add_altsvc(
5872       SpdyAltSvcWireFormat::AlternativeService("", "h1", 443, 10, 1.0));
5873   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(altsvc_ir));
5874   framer.ProcessInput(frame->data(), frame->size());
5875
5876   EXPECT_EQ(SpdyFramer::SPDY_ERROR, framer.state());
5877   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME, framer.error_code())
5878       << SpdyFramer::ErrorCodeToString(framer.error_code());
5879 }
5880
5881 TEST_P(SpdyFramerTest, OnAltSvcBadLengths) {
5882   if (spdy_version_ <= SPDY3) {
5883     return;
5884   }
5885
5886   const SpdyStreamId kStreamId = 1;
5887
5888   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5889   SpdyFramer framer(spdy_version_);
5890   framer.set_visitor(&visitor);
5891
5892   SpdyAltSvcWireFormat::AlternativeService altsvc("pid", "h1", 443, 10, 1.0);
5893   SpdyAltSvcWireFormat::AlternativeServiceVector altsvc_vector;
5894   altsvc_vector.push_back(altsvc);
5895   EXPECT_CALL(visitor, OnAltSvc(kStreamId, StringPiece("o1"), altsvc_vector));
5896
5897   SpdyAltSvcIR altsvc_ir(1);
5898   altsvc_ir.set_origin("o1");
5899   altsvc_ir.add_altsvc(altsvc);
5900   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(altsvc_ir));
5901   framer.ProcessInput(frame->data(), frame->size());
5902
5903   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5904   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5905       << SpdyFramer::ErrorCodeToString(framer.error_code());
5906 }
5907
5908 // Tests handling of ALTSVC frames delivered in small chunks.
5909 TEST_P(SpdyFramerTest, ReadChunkedAltSvcFrame) {
5910   if (spdy_version_ <= SPDY3) {
5911     return;
5912   }
5913
5914   SpdyFramer framer(spdy_version_);
5915   SpdyAltSvcIR altsvc_ir(1);
5916   SpdyAltSvcWireFormat::AlternativeService altsvc1("pid1", "host", 443, 5, 1.0);
5917   SpdyAltSvcWireFormat::AlternativeService altsvc2("p\"=i:d", "h_\\o\"st", 123,
5918                                                    42, 0.2);
5919   altsvc_ir.add_altsvc(altsvc1);
5920   altsvc_ir.add_altsvc(altsvc2);
5921
5922   scoped_ptr<SpdyFrame> control_frame(framer.SerializeAltSvc(altsvc_ir));
5923   TestSpdyVisitor visitor(spdy_version_);
5924   visitor.use_compression_ = false;
5925
5926   // Read data in small chunks.
5927   size_t framed_data = 0;
5928   size_t unframed_data = control_frame->size();
5929   size_t kReadChunkSize = 5;  // Read five bytes at a time.
5930   while (unframed_data > 0) {
5931     size_t to_read = std::min(kReadChunkSize, unframed_data);
5932     visitor.SimulateInFramer(
5933         reinterpret_cast<unsigned char*>(control_frame->data() + framed_data),
5934         to_read);
5935     unframed_data -= to_read;
5936     framed_data += to_read;
5937   }
5938   EXPECT_EQ(0, visitor.error_count_);
5939   EXPECT_EQ(1, visitor.altsvc_count_);
5940   ASSERT_EQ(2u, visitor.test_altsvc_ir_.altsvc_vector().size());
5941   EXPECT_TRUE(visitor.test_altsvc_ir_.altsvc_vector()[0] == altsvc1);
5942   EXPECT_TRUE(visitor.test_altsvc_ir_.altsvc_vector()[1] == altsvc2);
5943 }
5944
5945 // Tests handling of PRIORITY frames.
5946 TEST_P(SpdyFramerTest, ReadPriority) {
5947   if (spdy_version_ <= SPDY3) {
5948     return;
5949   }
5950   SpdyFramer framer(spdy_version_);
5951   SpdyPriorityIR priority(3, 1, 255, false);
5952   scoped_ptr<SpdySerializedFrame> frame(framer.SerializePriority(priority));
5953   testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
5954   framer.set_visitor(&visitor);
5955   EXPECT_CALL(visitor, OnPriority(3, 1, 255, false));
5956   framer.ProcessInput(frame->data(), frame->size());
5957
5958   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
5959   EXPECT_EQ(SpdyFramer::SPDY_NO_ERROR, framer.error_code())
5960       << SpdyFramer::ErrorCodeToString(framer.error_code());
5961   // TODO(mlavan): once we actually maintain a priority tree,
5962   // check that state is adjusted correctly.
5963 }
5964
5965 TEST_P(SpdyFramerTest, PriorityWeightMapping) {
5966   if (spdy_version_ <= SPDY3) {
5967     return;
5968   }
5969   SpdyFramer framer(spdy_version_);
5970
5971   EXPECT_EQ(255u, framer.MapPriorityToWeight(0));
5972   EXPECT_EQ(219u, framer.MapPriorityToWeight(1));
5973   EXPECT_EQ(182u, framer.MapPriorityToWeight(2));
5974   EXPECT_EQ(146u, framer.MapPriorityToWeight(3));
5975   EXPECT_EQ(109u, framer.MapPriorityToWeight(4));
5976   EXPECT_EQ(73u, framer.MapPriorityToWeight(5));
5977   EXPECT_EQ(36u, framer.MapPriorityToWeight(6));
5978   EXPECT_EQ(0u, framer.MapPriorityToWeight(7));
5979
5980   EXPECT_EQ(0u, framer.MapWeightToPriority(255));
5981   EXPECT_EQ(0u, framer.MapWeightToPriority(220));
5982   EXPECT_EQ(1u, framer.MapWeightToPriority(219));
5983   EXPECT_EQ(1u, framer.MapWeightToPriority(183));
5984   EXPECT_EQ(2u, framer.MapWeightToPriority(182));
5985   EXPECT_EQ(2u, framer.MapWeightToPriority(147));
5986   EXPECT_EQ(3u, framer.MapWeightToPriority(146));
5987   EXPECT_EQ(3u, framer.MapWeightToPriority(110));
5988   EXPECT_EQ(4u, framer.MapWeightToPriority(109));
5989   EXPECT_EQ(4u, framer.MapWeightToPriority(74));
5990   EXPECT_EQ(5u, framer.MapWeightToPriority(73));
5991   EXPECT_EQ(5u, framer.MapWeightToPriority(37));
5992   EXPECT_EQ(6u, framer.MapWeightToPriority(36));
5993   EXPECT_EQ(6u, framer.MapWeightToPriority(1));
5994   EXPECT_EQ(7u, framer.MapWeightToPriority(0));
5995 }
5996
5997 // Tests handling of PRIORITY frame with incorrect size.
5998 TEST_P(SpdyFramerTest, ReadIncorrectlySizedPriority) {
5999   if (spdy_version_ <= SPDY3) {
6000     return;
6001   }
6002
6003   // PRIORITY frame of size 4, which isn't correct.
6004   const unsigned char kFrameData[] = {
6005     0x00, 0x00, 0x04, 0x02, 0x00,
6006     0x00, 0x00, 0x00, 0x03,
6007     0x00, 0x00, 0x00, 0x01,
6008   };
6009
6010   TestSpdyVisitor visitor(spdy_version_);
6011   visitor.SimulateInFramer(kFrameData, sizeof(kFrameData));
6012
6013   EXPECT_EQ(SpdyFramer::SPDY_ERROR, visitor.framer_.state());
6014   EXPECT_EQ(SpdyFramer::SPDY_INVALID_CONTROL_FRAME,
6015             visitor.framer_.error_code())
6016       << SpdyFramer::ErrorCodeToString(visitor.framer_.error_code());
6017 }
6018
6019 // Test that SpdyFramer processes, by default, all passed input in one call
6020 // to ProcessInput (i.e. will not be calling set_process_single_input_frame()).
6021 TEST_P(SpdyFramerTest, ProcessAllInput) {
6022   SpdyFramer framer(spdy_version_);
6023   scoped_ptr<TestSpdyVisitor> visitor(new TestSpdyVisitor(spdy_version_));
6024   framer.set_visitor(visitor.get());
6025
6026   // Create two input frames.
6027   SpdyHeadersIR headers(1);
6028   headers.set_priority(1);
6029   headers.SetHeader("alpha", "beta");
6030   headers.SetHeader("gamma", "charlie");
6031   headers.SetHeader("cookie", "key1=value1; key2=value2");
6032   scoped_ptr<SpdyFrame> headers_frame(framer.SerializeHeaders(headers));
6033
6034   const char four_score[] = "Four score and seven years ago";
6035   SpdyDataIR four_score_ir(1, four_score);
6036   scoped_ptr<SpdyFrame> four_score_frame(framer.SerializeData(four_score_ir));
6037
6038   // Put them in a single buffer (new variables here to make it easy to
6039   // change the order and type of frames).
6040   SpdyFrame* frame1 = headers_frame.get();
6041   SpdyFrame* frame2 = four_score_frame.get();
6042
6043   const size_t frame1_size = frame1->size();
6044   const size_t frame2_size = frame2->size();
6045
6046   LOG(INFO) << "frame1_size = " << frame1_size;
6047   LOG(INFO) << "frame2_size = " << frame2_size;
6048
6049   string input_buffer;
6050   input_buffer.append(frame1->data(), frame1_size);
6051   input_buffer.append(frame2->data(), frame2_size);
6052
6053   const char* buf = input_buffer.data();
6054   const size_t buf_size = input_buffer.size();
6055
6056   LOG(INFO) << "buf_size = " << buf_size;
6057
6058   size_t processed = framer.ProcessInput(buf, buf_size);
6059   EXPECT_EQ(buf_size, processed);
6060   EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
6061   EXPECT_EQ(1, visitor->headers_frame_count_);
6062   EXPECT_EQ(1, visitor->data_frame_count_);
6063   EXPECT_EQ(strlen(four_score), static_cast<unsigned>(visitor->data_bytes_));
6064 }
6065
6066 // Test that SpdyFramer stops after processing a full frame if
6067 // process_single_input_frame is set. Input to ProcessInput has two frames, but
6068 // only processes the first when we give it the first frame split at any point,
6069 // or give it more than one frame in the input buffer.
6070 TEST_P(SpdyFramerTest, ProcessAtMostOneFrame) {
6071   SpdyFramer framer(spdy_version_);
6072   framer.set_process_single_input_frame(true);
6073   scoped_ptr<TestSpdyVisitor> visitor;
6074
6075   // Create two input frames.
6076   const char four_score[] = "Four score and ...";
6077   SpdyDataIR four_score_ir(1, four_score);
6078   scoped_ptr<SpdyFrame> four_score_frame(framer.SerializeData(four_score_ir));
6079
6080   SpdyHeadersIR headers(2);
6081   headers.SetHeader("alpha", "beta");
6082   headers.SetHeader("gamma", "charlie");
6083   headers.SetHeader("cookie", "key1=value1; key2=value2");
6084   scoped_ptr<SpdyFrame> headers_frame(framer.SerializeHeaders(headers));
6085
6086   // Put them in a single buffer (new variables here to make it easy to
6087   // change the order and type of frames).
6088   SpdyFrame* frame1 = four_score_frame.get();
6089   SpdyFrame* frame2 = headers_frame.get();
6090
6091   const size_t frame1_size = frame1->size();
6092   const size_t frame2_size = frame2->size();
6093
6094   LOG(INFO) << "frame1_size = " << frame1_size;
6095   LOG(INFO) << "frame2_size = " << frame2_size;
6096
6097   string input_buffer;
6098   input_buffer.append(frame1->data(), frame1_size);
6099   input_buffer.append(frame2->data(), frame2_size);
6100
6101   const char* buf = input_buffer.data();
6102   const size_t buf_size = input_buffer.size();
6103
6104   LOG(INFO) << "buf_size = " << buf_size;
6105
6106   for (size_t first_size = 0; first_size <= buf_size; ++first_size) {
6107     LOG(INFO) << "first_size = " << first_size;
6108     visitor.reset(new TestSpdyVisitor(spdy_version_));
6109     framer.set_visitor(visitor.get());
6110
6111     EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
6112
6113     size_t processed_first = framer.ProcessInput(buf, first_size);
6114     if (first_size < frame1_size) {
6115       EXPECT_EQ(first_size, processed_first);
6116
6117       if (first_size == 0) {
6118         EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
6119       } else {
6120         EXPECT_NE(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
6121       }
6122
6123       const char* rest = buf + processed_first;
6124       const size_t remaining = buf_size - processed_first;
6125       LOG(INFO) << "remaining = " << remaining;
6126
6127       size_t processed_second = framer.ProcessInput(rest, remaining);
6128
6129       // Redundant tests just to make it easier to think about.
6130       EXPECT_EQ(frame1_size - processed_first, processed_second);
6131       size_t processed_total = processed_first + processed_second;
6132       EXPECT_EQ(frame1_size, processed_total);
6133     } else {
6134       EXPECT_EQ(frame1_size, processed_first);
6135     }
6136
6137     EXPECT_EQ(SpdyFramer::SPDY_READY_FOR_FRAME, framer.state());
6138
6139     // At this point should have processed the entirety of the first frame,
6140     // and none of the second frame.
6141
6142     EXPECT_EQ(1, visitor->data_frame_count_);
6143     EXPECT_EQ(strlen(four_score), static_cast<unsigned>(visitor->data_bytes_));
6144     EXPECT_EQ(0, visitor->headers_frame_count_);
6145   }
6146 }
6147
6148 }  // namespace test
6149
6150 }  // namespace net