chrome/browser/io_thread_unittest.cc

   1 // Copyright 2014 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 "base/command_line.h"
   6 #include "chrome/browser/io_thread.h"
   7 #include "net/http/http_network_session.h"
   8 #include "net/http/http_server_properties_impl.h"
   9 #include "net/quic/quic_protocol.h"
  10 #include "testing/gmock/include/gmock/gmock.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace test {
  14
  15 using ::testing::ElementsAre;
  16
  17 class IOThreadPeer {
  18  public:
  19   static void ConfigureQuicGlobals(
  20       const base::CommandLine& command_line,
  21       base::StringPiece quic_trial_group,
  22       const std::map<std::string, std::string>& quic_trial_params,
  23       IOThread::Globals* globals) {
  24     IOThread::ConfigureQuicGlobals(command_line, quic_trial_group,
  25                                    quic_trial_params, globals);
  26   }
  27
  28   static void InitializeNetworkSessionParamsFromGlobals(
  29       const IOThread::Globals& globals,
  30       net::HttpNetworkSession::Params* params) {
  31     IOThread::InitializeNetworkSessionParamsFromGlobals(globals, params);
  32   }
  33
  34   static void ConfigureSpdyFromTrial(const std::string& trial_group,
  35                                      IOThread::Globals* globals) {
  36     IOThread::ConfigureSpdyFromTrial(trial_group, globals);
  37   }
  38 };
  39
  40 class IOThreadTest : public testing::Test {
  41  public:
  42   IOThreadTest() : command_line_(base::CommandLine::NO_PROGRAM) {
  43     globals_.http_server_properties.reset(new net::HttpServerPropertiesImpl());
  44   }
  45
  46   void ConfigureQuicGlobals() {
  47     IOThreadPeer::ConfigureQuicGlobals(command_line_, field_trial_group_,
  48                                        field_trial_params_, &globals_);
  49   }
  50
  51   void InitializeNetworkSessionParams(net::HttpNetworkSession::Params* params) {
  52     IOThreadPeer::InitializeNetworkSessionParamsFromGlobals(globals_, params);
  53   }
  54
  55   base::CommandLine command_line_;
  56   IOThread::Globals globals_;
  57   std::string field_trial_group_;
  58   std::map<std::string, std::string> field_trial_params_;
  59 };
  60
  61 TEST_F(IOThreadTest, InitializeNetworkSessionParamsFromGlobals) {
  62   globals_.quic_connection_options.push_back(net::kPACE);
  63   globals_.quic_connection_options.push_back(net::kTBBR);
  64   globals_.quic_connection_options.push_back(net::kTIME);
  65
  66   net::HttpNetworkSession::Params params;
  67   InitializeNetworkSessionParams(&params);
  68   EXPECT_EQ(globals_.quic_connection_options,
  69             params.quic_connection_options);
  70 }
  71
  72 TEST_F(IOThreadTest, SpdyFieldTrialHoldbackEnabled) {
  73   net::HttpStreamFactory::set_spdy_enabled(true);
  74   IOThreadPeer::ConfigureSpdyFromTrial("SpdyDisabled", &globals_);
  75   EXPECT_FALSE(net::HttpStreamFactory::spdy_enabled());
  76 }
  77
  78 TEST_F(IOThreadTest, SpdyFieldTrialHoldbackControl) {
  79   bool use_alternate_protocols = false;
  80   IOThreadPeer::ConfigureSpdyFromTrial("Control", &globals_);
  81   EXPECT_THAT(globals_.next_protos,
  82               ElementsAre(net::kProtoHTTP11,
  83                           net::kProtoQUIC1SPDY3,
  84                           net::kProtoSPDY3,
  85                           net::kProtoSPDY31));
  86   globals_.use_alternate_protocols.CopyToIfSet(&use_alternate_protocols);
  87   EXPECT_TRUE(use_alternate_protocols);
  88 }
  89
  90 TEST_F(IOThreadTest, SpdyFieldTrialSpdy4Enabled) {
  91   bool use_alternate_protocols = false;
  92   IOThreadPeer::ConfigureSpdyFromTrial("Spdy4Enabled", &globals_);
  93   EXPECT_THAT(globals_.next_protos,
  94               ElementsAre(net::kProtoHTTP11,
  95                           net::kProtoQUIC1SPDY3,
  96                           net::kProtoSPDY3,
  97                           net::kProtoSPDY31,
  98                           net::kProtoSPDY4));
  99   globals_.use_alternate_protocols.CopyToIfSet(&use_alternate_protocols);
 100   EXPECT_TRUE(use_alternate_protocols);
 101 }
 102
 103 TEST_F(IOThreadTest, SpdyFieldTrialSpdy4Control) {
 104   bool use_alternate_protocols = false;
 105   IOThreadPeer::ConfigureSpdyFromTrial("Spdy4Control", &globals_);
 106   EXPECT_THAT(globals_.next_protos,
 107               ElementsAre(net::kProtoHTTP11,
 108                           net::kProtoQUIC1SPDY3,
 109                           net::kProtoSPDY3,
 110                           net::kProtoSPDY31));
 111   globals_.use_alternate_protocols.CopyToIfSet(&use_alternate_protocols);
 112   EXPECT_TRUE(use_alternate_protocols);
 113 }
 114
 115 TEST_F(IOThreadTest, DisableQuicByDefault) {
 116   ConfigureQuicGlobals();
 117   net::HttpNetworkSession::Params params;
 118   InitializeNetworkSessionParams(&params);
 119   EXPECT_FALSE(params.enable_quic);
 120 }
 121
 122 TEST_F(IOThreadTest, EnableQuicFromFieldTrialGroup) {
 123   field_trial_group_ = "Enabled";
 124
 125   ConfigureQuicGlobals();
 126   net::HttpNetworkSession::Params default_params;
 127   net::HttpNetworkSession::Params params;
 128   InitializeNetworkSessionParams(&params);
 129   EXPECT_TRUE(params.enable_quic);
 130   EXPECT_EQ(1350u, params.quic_max_packet_length);
 131   EXPECT_EQ(1.0, params.alternate_protocol_probability_threshold);
 132   EXPECT_EQ(default_params.quic_supported_versions,
 133             params.quic_supported_versions);
 134   EXPECT_EQ(net::QuicTagVector(), params.quic_connection_options);
 135   EXPECT_FALSE(params.quic_always_require_handshake_confirmation);
 136   EXPECT_FALSE(params.quic_disable_connection_pooling);
 137   EXPECT_EQ(0, params.quic_load_server_info_timeout_ms);
 138 }
 139
 140 TEST_F(IOThreadTest, EnableQuicFromCommandLine) {
 141   command_line_.AppendSwitch("enable-quic");
 142
 143   ConfigureQuicGlobals();
 144   net::HttpNetworkSession::Params params;
 145   InitializeNetworkSessionParams(&params);
 146   EXPECT_TRUE(params.enable_quic);
 147 }
 148
 149 TEST_F(IOThreadTest, EnablePacingFromCommandLine) {
 150   command_line_.AppendSwitch("enable-quic");
 151   command_line_.AppendSwitch("enable-quic-pacing");
 152
 153   ConfigureQuicGlobals();
 154   net::HttpNetworkSession::Params params;
 155   InitializeNetworkSessionParams(&params);
 156   net::QuicTagVector options;
 157   options.push_back(net::kPACE);
 158   EXPECT_EQ(options, params.quic_connection_options);
 159 }
 160
 161 TEST_F(IOThreadTest, EnablePacingFromFieldTrialGroup) {
 162   field_trial_group_ = "EnabledWithPacing";
 163
 164   ConfigureQuicGlobals();
 165   net::HttpNetworkSession::Params params;
 166   InitializeNetworkSessionParams(&params);
 167   net::QuicTagVector options;
 168   options.push_back(net::kPACE);
 169   EXPECT_EQ(options, params.quic_connection_options);
 170 }
 171
 172 TEST_F(IOThreadTest, EnablePacingFromFieldTrialParams) {
 173   field_trial_group_ = "Enabled";
 174   field_trial_params_["enable_pacing"] = "true";
 175
 176   ConfigureQuicGlobals();
 177   net::HttpNetworkSession::Params params;
 178   InitializeNetworkSessionParams(&params);
 179   net::QuicTagVector options;
 180   options.push_back(net::kPACE);
 181   EXPECT_EQ(options, params.quic_connection_options);
 182 }
 183
 184 TEST_F(IOThreadTest, PacketLengthFromCommandLine) {
 185   command_line_.AppendSwitch("enable-quic");
 186   command_line_.AppendSwitchASCII("quic-max-packet-length", "1350");
 187
 188   ConfigureQuicGlobals();
 189   net::HttpNetworkSession::Params params;
 190   InitializeNetworkSessionParams(&params);
 191   EXPECT_EQ(1350u, params.quic_max_packet_length);
 192 }
 193
 194 TEST_F(IOThreadTest, PacketLengthFromFieldTrialGroup) {
 195   field_trial_group_ = "Enabled1350BytePackets";
 196
 197   ConfigureQuicGlobals();
 198   net::HttpNetworkSession::Params params;
 199   InitializeNetworkSessionParams(&params);
 200   EXPECT_EQ(1350u, params.quic_max_packet_length);
 201 }
 202
 203 TEST_F(IOThreadTest, PacketLengthFromFieldTrialParams) {
 204   field_trial_group_ = "Enabled";
 205   field_trial_params_["max_packet_length"] = "1350";
 206
 207   ConfigureQuicGlobals();
 208   net::HttpNetworkSession::Params params;
 209   InitializeNetworkSessionParams(&params);
 210   EXPECT_EQ(1350u, params.quic_max_packet_length);
 211 }
 212
 213 TEST_F(IOThreadTest, QuicVersionFromCommandLine) {
 214   command_line_.AppendSwitch("enable-quic");
 215   std::string version =
 216       net::QuicVersionToString(net::QuicSupportedVersions().back());
 217   command_line_.AppendSwitchASCII("quic-version", version);
 218
 219   ConfigureQuicGlobals();
 220   net::HttpNetworkSession::Params params;
 221   InitializeNetworkSessionParams(&params);
 222   net::QuicVersionVector supported_versions;
 223   supported_versions.push_back(net::QuicSupportedVersions().back());
 224   EXPECT_EQ(supported_versions,
 225             params.quic_supported_versions);
 226 }
 227
 228 TEST_F(IOThreadTest, QuicVersionFromFieldTrialParams) {
 229   field_trial_group_ = "Enabled";
 230   field_trial_params_["quic_version"] =
 231       net::QuicVersionToString(net::QuicSupportedVersions().back());
 232
 233   ConfigureQuicGlobals();
 234   net::HttpNetworkSession::Params params;
 235   InitializeNetworkSessionParams(&params);
 236   net::QuicVersionVector supported_versions;
 237   supported_versions.push_back(net::QuicSupportedVersions().back());
 238   EXPECT_EQ(supported_versions,
 239             params.quic_supported_versions);
 240 }
 241
 242 TEST_F(IOThreadTest, QuicConnectionOptionsFromCommandLine) {
 243   command_line_.AppendSwitch("enable-quic");
 244   command_line_.AppendSwitchASCII("quic-connection-options",
 245                                   "PACE,TIME,TBBR,REJ");
 246
 247   ConfigureQuicGlobals();
 248   net::HttpNetworkSession::Params params;
 249   InitializeNetworkSessionParams(&params);
 250
 251   net::QuicTagVector options;
 252   options.push_back(net::kPACE);
 253   options.push_back(net::kTIME);
 254   options.push_back(net::kTBBR);
 255   options.push_back(net::kREJ);
 256   EXPECT_EQ(options, params.quic_connection_options);
 257 }
 258
 259 TEST_F(IOThreadTest, QuicConnectionOptionsFromFieldTrialParams) {
 260   field_trial_group_ = "Enabled";
 261   field_trial_params_["connection_options"] = "PACE,TIME,TBBR,REJ";
 262
 263   ConfigureQuicGlobals();
 264   net::HttpNetworkSession::Params params;
 265   InitializeNetworkSessionParams(&params);
 266
 267   net::QuicTagVector options;
 268   options.push_back(net::kPACE);
 269   options.push_back(net::kTIME);
 270   options.push_back(net::kTBBR);
 271   options.push_back(net::kREJ);
 272   EXPECT_EQ(options, params.quic_connection_options);
 273 }
 274
 275 TEST_F(IOThreadTest, QuicConnectionOptionsFromDeprecatedFieldTrialParams) {
 276   field_trial_group_ = "Enabled";
 277   field_trial_params_["congestion_options"] = "PACE,TIME,TBBR,REJ";
 278
 279   ConfigureQuicGlobals();
 280   net::HttpNetworkSession::Params params;
 281   InitializeNetworkSessionParams(&params);
 282
 283   net::QuicTagVector options;
 284   options.push_back(net::kPACE);
 285   options.push_back(net::kTIME);
 286   options.push_back(net::kTBBR);
 287   options.push_back(net::kREJ);
 288   EXPECT_EQ(options, params.quic_connection_options);
 289 }
 290
 291 TEST_F(IOThreadTest,
 292        QuicAlwaysRequireHandshakeConfirmationFromFieldTrialParams) {
 293   field_trial_group_ = "Enabled";
 294   field_trial_params_["always_require_handshake_confirmation"] = "true";
 295   ConfigureQuicGlobals();
 296   net::HttpNetworkSession::Params params;
 297   InitializeNetworkSessionParams(&params);
 298   EXPECT_TRUE(params.quic_always_require_handshake_confirmation);
 299 }
 300
 301 TEST_F(IOThreadTest,
 302        QuicDisableConnectionPoolingFromFieldTrialParams) {
 303   field_trial_group_ = "Enabled";
 304   field_trial_params_["disable_connection_pooling"] = "true";
 305   ConfigureQuicGlobals();
 306   net::HttpNetworkSession::Params params;
 307   InitializeNetworkSessionParams(&params);
 308   EXPECT_TRUE(params.quic_disable_connection_pooling);
 309 }
 310
 311 TEST_F(IOThreadTest, QuicLoadServerInfoTimeoutFromFieldTrialParams) {
 312   field_trial_group_ = "Enabled";
 313   field_trial_params_["load_server_info_timeout"] = "50";
 314   ConfigureQuicGlobals();
 315   net::HttpNetworkSession::Params params;
 316   InitializeNetworkSessionParams(&params);
 317   EXPECT_EQ(50, params.quic_load_server_info_timeout_ms);
 318 }
 319
 320 TEST_F(IOThreadTest,
 321        AlternateProtocolProbabilityThresholdFromFlag) {
 322   command_line_.AppendSwitchASCII("alternate-protocol-probability-threshold",
 323                                   ".5");
 324
 325   ConfigureQuicGlobals();
 326   net::HttpNetworkSession::Params params;
 327   InitializeNetworkSessionParams(&params);
 328   EXPECT_EQ(.5, params.alternate_protocol_probability_threshold);
 329 }
 330
 331 TEST_F(IOThreadTest,
 332        AlternateProtocolProbabilityThresholdFromEnableQuicFlag) {
 333   command_line_.AppendSwitch("enable-quic");
 334
 335   ConfigureQuicGlobals();
 336   net::HttpNetworkSession::Params params;
 337   InitializeNetworkSessionParams(&params);
 338   EXPECT_EQ(0, params.alternate_protocol_probability_threshold);
 339 }
 340
 341 TEST_F(IOThreadTest,
 342        AlternateProtocolProbabilityThresholdFromParams) {
 343   field_trial_group_ = "Enabled";
 344   field_trial_params_["alternate_protocol_probability_threshold"] = ".5";
 345
 346   ConfigureQuicGlobals();
 347   net::HttpNetworkSession::Params params;
 348   InitializeNetworkSessionParams(&params);
 349   EXPECT_EQ(.5, params.alternate_protocol_probability_threshold);
 350 }
 351
 352 }  // namespace test