net/tools/balsa/balsa_frame_test.cc

   1 // Copyright 2013 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/tools/balsa/balsa_frame.h"
   6
   7 #include <iterator>
   8
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/strings/string_piece.h"
  11 #include "net/tools/balsa/balsa_enums.h"
  12 #include "net/tools/balsa/balsa_headers.h"
  13 #include "testing/gmock/include/gmock/gmock.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15
  16 namespace net {
  17
  18 namespace {
  19
  20 using ::base::StringPiece;
  21 using ::testing::_;
  22 using ::testing::InSequence;
  23 using ::testing::SaveArg;
  24
  25 class Visitor : public BalsaVisitorInterface {
  26  public:
  27   virtual ~Visitor() {}
  28   MOCK_METHOD2(ProcessBodyInput, void(const char*, size_t));
  29   MOCK_METHOD2(ProcessBodyData, void(const char*, size_t));
  30   MOCK_METHOD2(ProcessHeaderInput, void(const char*, size_t));
  31   MOCK_METHOD2(ProcessTrailerInput, void(const char*, size_t));
  32   MOCK_METHOD1(ProcessHeaders, void(const BalsaHeaders&));
  33   MOCK_METHOD8(ProcessRequestFirstLine, void(const char*,
  34                                              size_t,
  35                                              const char*,
  36                                              size_t,
  37                                              const char*,
  38                                              size_t,
  39                                              const char*,
  40                                              size_t));
  41   MOCK_METHOD8(ProcessResponseFirstLine, void(const char*,
  42                                               size_t,
  43                                               const char*,
  44                                               size_t,
  45                                               const char*,
  46                                               size_t,
  47                                               const char*,
  48                                               size_t));
  49   MOCK_METHOD2(ProcessChunkExtensions, void(const char*, size_t));
  50   MOCK_METHOD1(ProcessChunkLength, void(size_t));
  51   MOCK_METHOD0(HeaderDone, void());
  52   MOCK_METHOD0(MessageDone, void());
  53   MOCK_METHOD1(HandleHeaderError, void(BalsaFrame*));
  54   MOCK_METHOD1(HandleHeaderWarning, void(BalsaFrame*));
  55   MOCK_METHOD1(HandleChunkingError, void(BalsaFrame*));
  56   MOCK_METHOD1(HandleBodyError, void(BalsaFrame*));
  57 };
  58
  59 class BalsaFrameTest : public ::testing::Test {
  60  public:
  61   void SetUp() override {
  62     frame_.reset(new BalsaFrame);
  63     frame_headers_.reset(new BalsaHeaders);
  64     visitor_.reset(new Visitor);
  65     frame_->set_balsa_visitor(visitor_.get());
  66   };
  67
  68  protected:
  69   scoped_ptr<BalsaFrame> frame_;
  70   scoped_ptr<BalsaHeaders> frame_headers_;
  71   scoped_ptr<Visitor> visitor_;
  72 };
  73
  74 TEST_F(BalsaFrameTest, EmptyFrame) {
  75   ASSERT_EQ(BalsaFrameEnums::READING_HEADER_AND_FIRSTLINE,
  76             frame_->ParseState());
  77   ASSERT_FALSE(frame_->MessageFullyRead());
  78   ASSERT_FALSE(frame_->Error());
  79   ASSERT_EQ(NULL, frame_->const_balsa_headers());
  80   ASSERT_EQ(NULL, frame_->balsa_headers());
  81   ASSERT_EQ(NULL, frame_->headers());
  82   ASSERT_EQ(NULL, frame_->mutable_headers());
  83   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
  84   ASSERT_TRUE(frame_->is_request());
  85   ASSERT_FALSE(frame_->request_was_head());
  86 }
  87
  88 TEST_F(BalsaFrameTest, EmptyRequest) {
  89   const char input[] = "\r\n";
  90   frame_->set_balsa_headers(frame_headers_.get());
  91
  92   {
  93     InSequence s;
  94     // No visitor callback should be called.
  95   }
  96   size_t read = frame_->ProcessInput(input, strlen(input));
  97   EXPECT_EQ(2u, read);
  98   ASSERT_EQ(BalsaFrameEnums::READING_HEADER_AND_FIRSTLINE,
  99             frame_->ParseState());
 100   ASSERT_FALSE(frame_->Error());
 101   ASSERT_EQ(BalsaFrameEnums::NO_ERROR, frame_->ErrorCode());
 102   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 103 }
 104
 105 TEST_F(BalsaFrameTest, GetRequest) {
 106   const char input[] = "GET / HTTP/1.0\r\nkey1: value1\r\n\r\n";
 107   const char* line = NULL;
 108   size_t line_length = 0;
 109   const char* method = NULL;
 110   size_t method_length = 0;
 111   const char* request_uri = NULL;
 112   size_t request_uri_length = 0;
 113   const char* version = NULL;
 114   size_t version_length = 0;
 115   const char* header = NULL;
 116   size_t header_length = 0;
 117
 118   {
 119     InSequence s;
 120     EXPECT_CALL(*visitor_, ProcessRequestFirstLine(_, _, _, _, _, _, _, _))
 121         .WillOnce(DoAll(SaveArg<0>(&line),
 122                         SaveArg<1>(&line_length),
 123                         SaveArg<2>(&method),
 124                         SaveArg<3>(&method_length),
 125                         SaveArg<4>(&request_uri),
 126                         SaveArg<5>(&request_uri_length),
 127                         SaveArg<6>(&version),
 128                         SaveArg<7>(&version_length)));
 129     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _))
 130         .WillOnce(DoAll(SaveArg<0>(&header), SaveArg<1>(&header_length)));
 131     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 132     EXPECT_CALL(*visitor_, HeaderDone());
 133     EXPECT_CALL(*visitor_, MessageDone());
 134   }
 135
 136   frame_->set_balsa_headers(frame_headers_.get());
 137   ASSERT_EQ(frame_headers_.get(), frame_->const_balsa_headers());
 138   ASSERT_EQ(frame_headers_.get(), frame_->balsa_headers());
 139   ASSERT_EQ(frame_headers_.get(), frame_->headers());
 140   ASSERT_EQ(frame_headers_.get(), frame_->mutable_headers());
 141
 142   size_t read = frame_->ProcessInput(input, strlen(input));
 143   ASSERT_EQ(strlen(input), read);
 144   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 145   ASSERT_TRUE(frame_->MessageFullyRead());
 146   ASSERT_FALSE(frame_->Error());
 147   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 148   ASSERT_EQ("GET / HTTP/1.0", StringPiece(line, line_length));
 149   ASSERT_EQ("GET", StringPiece(method, method_length));
 150   ASSERT_EQ("/", StringPiece(request_uri, request_uri_length));
 151   ASSERT_EQ("HTTP/1.0", StringPiece(version, version_length));
 152   ASSERT_EQ(input, StringPiece(header, header_length));
 153 }
 154
 155 TEST_F(BalsaFrameTest, HeadResponse) {
 156   const char input[] = "HTTP/1.1 200 OK\r\n"
 157       "Content-type: text/plain\r\n"
 158       "Content-Length: 14\r\n\r\n";
 159   const char* line = NULL;
 160   size_t line_length = 0;
 161   const char* version = NULL;
 162   size_t version_length = 0;
 163   const char* status = NULL;
 164   size_t status_length = 0;
 165   const char* reason = NULL;
 166   size_t reason_length = 0;
 167   const char* header = NULL;
 168   size_t header_length = 0;
 169
 170   frame_->set_balsa_headers(frame_headers_.get());
 171   frame_->set_is_request(false);
 172   frame_->set_request_was_head(true);
 173
 174   {
 175     InSequence s;
 176     EXPECT_CALL(*visitor_, ProcessResponseFirstLine(_, _, _, _, _, _, _, _))
 177         .WillOnce(DoAll(SaveArg<0>(&line),
 178                         SaveArg<1>(&line_length),
 179                         SaveArg<2>(&version),
 180                         SaveArg<3>(&version_length),
 181                         SaveArg<4>(&status),
 182                         SaveArg<5>(&status_length),
 183                         SaveArg<6>(&reason),
 184                         SaveArg<7>(&reason_length)));
 185     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _))
 186         .WillOnce(DoAll(SaveArg<0>(&header), SaveArg<1>(&header_length)));
 187     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 188     EXPECT_CALL(*visitor_, HeaderDone());
 189     EXPECT_CALL(*visitor_, MessageDone());
 190   }
 191
 192   size_t read = frame_->ProcessInput(input, strlen(input));
 193   ASSERT_EQ(strlen(input), read);
 194   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 195   ASSERT_TRUE(frame_->MessageFullyRead());
 196   ASSERT_FALSE(frame_->Error());
 197   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 198
 199   ASSERT_EQ("HTTP/1.1 200 OK", StringPiece(line, line_length));
 200   ASSERT_EQ("HTTP/1.1", StringPiece(version, version_length));
 201   ASSERT_EQ("200", StringPiece(status, status_length));
 202   ASSERT_EQ("OK", StringPiece(reason, reason_length));
 203   ASSERT_EQ("HTTP/1.1 200 OK\r\n"
 204             "Content-type: text/plain\r\n"
 205             "Content-Length: 14\r\n\r\n",
 206             StringPiece(header, header_length));
 207 }
 208
 209 TEST_F(BalsaFrameTest, GetResponse) {
 210   const char input[] = "HTTP/1.1 200 OK\r\n"
 211       "Content-type: text/plain\r\n"
 212       "Content-Length: 14\r\n\r\n"
 213       "hello, world\r\n";
 214   const char* line = NULL;
 215   size_t line_length = 0;
 216   const char* version = NULL;
 217   size_t version_length = 0;
 218   const char* status = NULL;
 219   size_t status_length = 0;
 220   const char* reason = NULL;
 221   size_t reason_length = 0;
 222   const char* header = NULL;
 223   size_t header_length = 0;
 224   const char* body = NULL;
 225   size_t body_length = 0;
 226   const char* body_data = NULL;
 227   size_t body_data_length = 0;
 228   testing::MockFunction<void(int)> checkpoint;
 229
 230   frame_->set_balsa_headers(frame_headers_.get());
 231   frame_->set_is_request(false);
 232
 233   {
 234     InSequence s;
 235     EXPECT_CALL(*visitor_, ProcessResponseFirstLine(_, _, _, _, _, _, _, _))
 236         .WillOnce(DoAll(SaveArg<0>(&line),
 237                         SaveArg<1>(&line_length),
 238                         SaveArg<2>(&version),
 239                         SaveArg<3>(&version_length),
 240                         SaveArg<4>(&status),
 241                         SaveArg<5>(&status_length),
 242                         SaveArg<6>(&reason),
 243                         SaveArg<7>(&reason_length)));
 244     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _))
 245         .WillOnce(DoAll(SaveArg<0>(&header), SaveArg<1>(&header_length)));
 246     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 247     EXPECT_CALL(*visitor_, HeaderDone());
 248     EXPECT_CALL(checkpoint, Call(0));
 249     EXPECT_CALL(*visitor_, ProcessBodyInput(_, _))
 250         .WillOnce(DoAll(SaveArg<0>(&body), SaveArg<1>(&body_length)));
 251     EXPECT_CALL(*visitor_, ProcessBodyData(_, _))
 252         .WillOnce(DoAll(SaveArg<0>(&body_data), SaveArg<1>(&body_data_length)));
 253     EXPECT_CALL(*visitor_, MessageDone());
 254   }
 255
 256   size_t read = frame_->ProcessInput(input, strlen(input));
 257   ASSERT_EQ(65u, read);
 258   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 259   checkpoint.Call(0);
 260   read += frame_->ProcessInput(&input[read], strlen(input) - read);
 261   ASSERT_EQ(strlen(input), read);
 262   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 263   ASSERT_TRUE(frame_->MessageFullyRead());
 264   ASSERT_FALSE(frame_->Error());
 265   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 266
 267   ASSERT_EQ("HTTP/1.1 200 OK", StringPiece(line, line_length));
 268   ASSERT_EQ("HTTP/1.1", StringPiece(version, version_length));
 269   ASSERT_EQ("200", StringPiece(status, status_length));
 270   ASSERT_EQ("OK", StringPiece(reason, reason_length));
 271   ASSERT_EQ("HTTP/1.1 200 OK\r\n"
 272             "Content-type: text/plain\r\n"
 273             "Content-Length: 14\r\n\r\n",
 274             StringPiece(header, header_length));
 275   ASSERT_EQ("hello, world\r\n", StringPiece(body, body_length));
 276   ASSERT_EQ("hello, world\r\n", StringPiece(body_data, body_data_length));
 277 }
 278
 279 TEST_F(BalsaFrameTest, Reset) {
 280   const char input[] = "GET / HTTP/1.0\r\nkey1: value1\r\n\r\n";
 281
 282   {
 283     InSequence s;
 284     EXPECT_CALL(*visitor_, ProcessRequestFirstLine(_, _, _, _, _, _, _, _));
 285     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _));
 286     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 287     EXPECT_CALL(*visitor_, HeaderDone());
 288     EXPECT_CALL(*visitor_, MessageDone());
 289   }
 290
 291   frame_->set_balsa_headers(frame_headers_.get());
 292
 293   size_t read = frame_->ProcessInput(input, strlen(input));
 294   ASSERT_EQ(strlen(input), read);
 295   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 296   ASSERT_TRUE(frame_->MessageFullyRead());
 297   ASSERT_FALSE(frame_->Error());
 298
 299   frame_->Reset();
 300   ASSERT_EQ(BalsaFrameEnums::READING_HEADER_AND_FIRSTLINE,
 301             frame_->ParseState());
 302   ASSERT_FALSE(frame_->MessageFullyRead());
 303   ASSERT_FALSE(frame_->Error());
 304 }
 305
 306 TEST_F(BalsaFrameTest, InvalidStatusCode) {
 307   const char input[] = "HTTP/1.1 InvalidStatusCode OK\r\n"
 308       "Content-type: text/plain\r\n"
 309       "Content-Length: 14\r\n\r\n"
 310       "hello, world\r\n";
 311
 312   frame_->set_balsa_headers(frame_headers_.get());
 313   frame_->set_is_request(false);
 314
 315   {
 316     InSequence s;
 317     EXPECT_CALL(*visitor_, HandleHeaderError(frame_.get()));
 318   }
 319
 320   size_t read = frame_->ProcessInput(input, strlen(input));
 321   ASSERT_EQ(30u, read);
 322   ASSERT_EQ(BalsaFrameEnums::PARSE_ERROR, frame_->ParseState());
 323   ASSERT_EQ(BalsaFrameEnums::FAILED_CONVERTING_STATUS_CODE_TO_INT,
 324             frame_->ErrorCode());
 325   ASSERT_FALSE(frame_->MessageFullyRead());
 326   ASSERT_TRUE(frame_->Error());
 327   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 328 }
 329
 330 TEST_F(BalsaFrameTest, ResetError) {
 331   const char input[] = "HTTP/1.1 InvalidStatusCode OK\r\n"
 332       "Content-type: text/plain\r\n"
 333       "Content-Length: 14\r\n\r\n"
 334       "hello, world\r\n";
 335
 336   frame_->set_balsa_headers(frame_headers_.get());
 337   frame_->set_is_request(false);
 338
 339   {
 340     InSequence s;
 341     EXPECT_CALL(*visitor_, HandleHeaderError(frame_.get()));
 342   }
 343
 344   size_t read = frame_->ProcessInput(input, strlen(input));
 345   ASSERT_EQ(30u, read);
 346   ASSERT_EQ(BalsaFrameEnums::PARSE_ERROR, frame_->ParseState());
 347   ASSERT_EQ(BalsaFrameEnums::FAILED_CONVERTING_STATUS_CODE_TO_INT,
 348             frame_->ErrorCode());
 349   ASSERT_FALSE(frame_->MessageFullyRead());
 350   ASSERT_TRUE(frame_->Error());
 351   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 352
 353   frame_->Reset();
 354   ASSERT_EQ(BalsaFrameEnums::READING_HEADER_AND_FIRSTLINE,
 355             frame_->ParseState());
 356   ASSERT_FALSE(frame_->MessageFullyRead());
 357   ASSERT_FALSE(frame_->Error());
 358 }
 359
 360 TEST_F(BalsaFrameTest, RequestURITooLong) {
 361   const char input[] = "GET / HTTP/1.0\r\n\r\n";
 362
 363   frame_->set_balsa_headers(frame_headers_.get());
 364   frame_->set_max_request_uri_length(0);
 365
 366   {
 367     InSequence s;
 368     EXPECT_CALL(*visitor_, HandleHeaderError(frame_.get()));
 369   }
 370
 371   size_t read = frame_->ProcessInput(input, strlen(input));
 372   ASSERT_EQ(15u, read);
 373   ASSERT_EQ(BalsaFrameEnums::PARSE_ERROR, frame_->ParseState());
 374   ASSERT_EQ(BalsaFrameEnums::REQUEST_URI_TOO_LONG, frame_->ErrorCode());
 375   ASSERT_FALSE(frame_->MessageFullyRead());
 376   ASSERT_TRUE(frame_->Error());
 377   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 378 }
 379
 380 TEST_F(BalsaFrameTest, HeadersTooLong) {
 381   const char input[] = "GET / HTTP/1.0\r\n\r\n";
 382
 383   frame_->set_balsa_headers(frame_headers_.get());
 384   frame_->set_max_header_length(0);
 385
 386   {
 387     InSequence s;
 388     EXPECT_CALL(*visitor_, HandleHeaderError(frame_.get()));
 389   }
 390
 391   size_t read = frame_->ProcessInput(input, strlen(input));
 392   ASSERT_EQ(0u, read);
 393   ASSERT_EQ(BalsaFrameEnums::PARSE_ERROR, frame_->ParseState());
 394   ASSERT_EQ(BalsaFrameEnums::HEADERS_TOO_LONG, frame_->ErrorCode());
 395   ASSERT_FALSE(frame_->MessageFullyRead());
 396   ASSERT_TRUE(frame_->Error());
 397   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 398 }
 399
 400 TEST_F(BalsaFrameTest, InvalidHeader) {
 401   const char input[] = "GET / HTTP/1.0\r\n"
 402       "foo bar baz\r\n"
 403       "Content-Type: text/plain\r\n\r\n";
 404   const char* line = NULL;
 405   size_t line_length = 0;
 406   const char* method = NULL;
 407   size_t method_length = 0;
 408   const char* request_uri = NULL;
 409   size_t request_uri_length = 0;
 410   const char* version = NULL;
 411   size_t version_length = 0;
 412
 413   frame_->set_balsa_headers(frame_headers_.get());
 414
 415   {
 416     InSequence s;
 417     EXPECT_CALL(*visitor_, ProcessRequestFirstLine(_, _, _, _, _, _, _, _))
 418         .WillOnce(DoAll(SaveArg<0>(&line),
 419                         SaveArg<1>(&line_length),
 420                         SaveArg<2>(&method),
 421                         SaveArg<3>(&method_length),
 422                         SaveArg<4>(&request_uri),
 423                         SaveArg<5>(&request_uri_length),
 424                         SaveArg<6>(&version),
 425                         SaveArg<7>(&version_length)));
 426     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _));
 427     EXPECT_CALL(*visitor_, HandleHeaderWarning(frame_.get()));
 428     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 429     EXPECT_CALL(*visitor_, HeaderDone());
 430     EXPECT_CALL(*visitor_, MessageDone());
 431   }
 432
 433   size_t read = frame_->ProcessInput(input, strlen(input));
 434   ASSERT_EQ(strlen(input), read);
 435   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 436   ASSERT_EQ(BalsaFrameEnums::HEADER_MISSING_COLON, frame_->ErrorCode());
 437   ASSERT_TRUE(frame_->MessageFullyRead());
 438   ASSERT_FALSE(frame_->Error());
 439   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 440   ASSERT_EQ("GET / HTTP/1.0", StringPiece(line, line_length));
 441   ASSERT_EQ("GET", StringPiece(method, method_length));
 442   ASSERT_EQ("/", StringPiece(request_uri, request_uri_length));
 443   ASSERT_EQ("HTTP/1.0", StringPiece(version, version_length));
 444   ASSERT_EQ(2, std::distance(frame_headers_->header_lines_begin(),
 445                               frame_headers_->header_lines_end()));
 446 }
 447
 448 TEST_F(BalsaFrameTest, GetResponseSplit) {
 449   const char input[] = "HTTP/1.1 200 OK\r\n"
 450       "Content-type: text/plain\r\n"
 451       "Content-Length: 14\r\n\r\n"
 452       "hello";
 453   const char input2[] = ", world\r\n";
 454   const char* body1 = NULL;
 455   size_t body1_length = 0;
 456   const char* body1_data = NULL;
 457   size_t body1_data_length = 0;
 458   const char* body2 = NULL;
 459   size_t body2_length = 0;
 460   const char* body2_data = NULL;
 461   size_t body2_data_length = 0;
 462   testing::MockFunction<void(int)> checkpoint;
 463
 464   frame_->set_balsa_headers(frame_headers_.get());
 465   frame_->set_is_request(false);
 466
 467   {
 468     InSequence s;
 469     EXPECT_CALL(*visitor_, ProcessResponseFirstLine(_, _, _, _, _, _, _, _));
 470     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _));
 471     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 472     EXPECT_CALL(*visitor_, HeaderDone());
 473     EXPECT_CALL(checkpoint, Call(0));
 474     EXPECT_CALL(*visitor_, ProcessBodyInput(_, _))
 475         .WillOnce(DoAll(SaveArg<0>(&body1), SaveArg<1>(&body1_length)));
 476     EXPECT_CALL(*visitor_, ProcessBodyData(_, _))
 477         .WillOnce(DoAll(SaveArg<0>(&body1_data),
 478                         SaveArg<1>(&body1_data_length)));
 479     EXPECT_CALL(checkpoint, Call(1));
 480     EXPECT_CALL(*visitor_, ProcessBodyInput(_, _))
 481         .WillOnce(DoAll(SaveArg<0>(&body2), SaveArg<1>(&body2_length)));
 482     EXPECT_CALL(*visitor_, ProcessBodyData(_, _))
 483         .WillOnce(DoAll(SaveArg<0>(&body2_data),
 484                         SaveArg<1>(&body2_data_length)));
 485     EXPECT_CALL(*visitor_, MessageDone());
 486   }
 487
 488   size_t read = frame_->ProcessInput(input, strlen(input));
 489   ASSERT_EQ(65u, read);
 490   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 491   checkpoint.Call(0);
 492   read += frame_->ProcessInput(&input[read], strlen(input) - read);
 493   ASSERT_EQ(strlen(input), read);
 494   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 495   checkpoint.Call(1);
 496   ASSERT_EQ(9u, frame_->BytesSafeToSplice());
 497   read = frame_->ProcessInput(input2, strlen(input2));
 498   ASSERT_EQ(strlen(input2), read);
 499
 500   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 501   ASSERT_TRUE(frame_->MessageFullyRead());
 502   ASSERT_FALSE(frame_->Error());
 503   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 504   ASSERT_EQ("hello", StringPiece(body1, body1_length));
 505   ASSERT_EQ("hello", StringPiece(body1_data, body1_data_length));
 506   ASSERT_EQ(", world\r\n", StringPiece(body2, body2_length));
 507   ASSERT_EQ(", world\r\n", StringPiece(body2_data, body2_data_length));
 508 }
 509
 510 TEST_F(BalsaFrameTest, GetResponseBytesSpliced) {
 511   const char input[] = "HTTP/1.1 200 OK\r\n"
 512       "Content-type: text/plain\r\n"
 513       "Content-Length: 14\r\n\r\n"
 514       "hello";
 515   testing::MockFunction<void(int)> checkpoint;
 516
 517   frame_->set_balsa_headers(frame_headers_.get());
 518   frame_->set_is_request(false);
 519
 520   {
 521     InSequence s;
 522     EXPECT_CALL(*visitor_, ProcessResponseFirstLine(_, _, _, _, _, _, _, _));
 523     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _));
 524     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 525     EXPECT_CALL(*visitor_, HeaderDone());
 526     EXPECT_CALL(checkpoint, Call(0));
 527     EXPECT_CALL(*visitor_, ProcessBodyInput(_, _));
 528     EXPECT_CALL(*visitor_, ProcessBodyData(_, _));
 529     EXPECT_CALL(checkpoint, Call(1));
 530     EXPECT_CALL(checkpoint, Call(2));
 531     EXPECT_CALL(*visitor_, MessageDone());
 532   }
 533
 534   size_t read = frame_->ProcessInput(input, strlen(input));
 535   ASSERT_EQ(65u, read);
 536   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 537   checkpoint.Call(0);
 538   read += frame_->ProcessInput(&input[read], strlen(input) - read);
 539   ASSERT_EQ(strlen(input), read);
 540   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 541   ASSERT_EQ(9u, frame_->BytesSafeToSplice());
 542   checkpoint.Call(1);
 543   frame_->BytesSpliced(5);
 544   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 545   ASSERT_EQ(4u, frame_->BytesSafeToSplice());
 546   checkpoint.Call(2);
 547   frame_->BytesSpliced(4);
 548   ASSERT_EQ(BalsaFrameEnums::MESSAGE_FULLY_READ, frame_->ParseState());
 549
 550   ASSERT_TRUE(frame_->MessageFullyRead());
 551   ASSERT_FALSE(frame_->Error());
 552   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 553 }
 554
 555 TEST_F(BalsaFrameTest, GetResponseBytesSplicedTooMany) {
 556   const char input[] = "HTTP/1.1 200 OK\r\n"
 557       "Content-type: text/plain\r\n"
 558       "Content-Length: 14\r\n\r\n"
 559       "hello";
 560   testing::MockFunction<void(int)> checkpoint;
 561
 562   frame_->set_balsa_headers(frame_headers_.get());
 563   frame_->set_is_request(false);
 564
 565   {
 566     InSequence s;
 567     EXPECT_CALL(*visitor_, ProcessResponseFirstLine(_, _, _, _, _, _, _, _));
 568     EXPECT_CALL(*visitor_, ProcessHeaderInput(_, _));
 569     EXPECT_CALL(*visitor_, ProcessHeaders(_));
 570     EXPECT_CALL(*visitor_, HeaderDone());
 571     EXPECT_CALL(checkpoint, Call(0));
 572     EXPECT_CALL(*visitor_, ProcessBodyInput(_, _));
 573     EXPECT_CALL(*visitor_, ProcessBodyData(_, _));
 574     EXPECT_CALL(checkpoint, Call(1));
 575     EXPECT_CALL(*visitor_, HandleBodyError(frame_.get()));
 576   }
 577
 578   size_t read = frame_->ProcessInput(input, strlen(input));
 579   ASSERT_EQ(65u, read);
 580   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 581   checkpoint.Call(0);
 582   read += frame_->ProcessInput(&input[read], strlen(input) - read);
 583   ASSERT_EQ(strlen(input), read);
 584   ASSERT_EQ(BalsaFrameEnums::READING_CONTENT, frame_->ParseState());
 585   ASSERT_EQ(9u, frame_->BytesSafeToSplice());
 586   checkpoint.Call(1);
 587   frame_->BytesSpliced(99);
 588   ASSERT_EQ(BalsaFrameEnums::PARSE_ERROR, frame_->ParseState());
 589   ASSERT_FALSE(frame_->MessageFullyRead());
 590   ASSERT_TRUE(frame_->Error());
 591   ASSERT_EQ(
 592       BalsaFrameEnums::CALLED_BYTES_SPLICED_AND_EXCEEDED_SAFE_SPLICE_AMOUNT,
 593       frame_->ErrorCode());
 594   ASSERT_EQ(0u, frame_->BytesSafeToSplice());
 595 }
 596
 597 }  // namespace
 598
 599 }  // namespace net