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::kProtoSPDY31));
  85   globals_.use_alternate_protocols.CopyToIfSet(&use_alternate_protocols);
  86   EXPECT_TRUE(use_alternate_protocols);
  87 }
  88
  89 TEST_F(IOThreadTest, SpdyFieldTrialSpdy4Enabled) {
  90   bool use_alternate_protocols = false;
  91   IOThreadPeer::ConfigureSpdyFromTrial("Spdy4Enabled", &globals_);
  92   EXPECT_THAT(globals_.next_protos,
  93               ElementsAre(net::kProtoHTTP11,
  94                           net::kProtoQUIC1SPDY3,
  95                           net::kProtoSPDY31,
  96                           net::kProtoSPDY4_14,
  97                           net::kProtoSPDY4_15));
  98   globals_.use_alternate_protocols.CopyToIfSet(&use_alternate_protocols);
  99   EXPECT_TRUE(use_alternate_protocols);
 100 }
 101
 102 TEST_F(IOThreadTest, SpdyFieldTrialSpdy4Control) {
 103   bool use_alternate_protocols = false;
 104   IOThreadPeer::ConfigureSpdyFromTrial("Spdy4Control", &globals_);
 105   EXPECT_THAT(globals_.next_protos,
 106               ElementsAre(net::kProtoHTTP11,
 107                           net::kProtoQUIC1SPDY3,
 108                           net::kProtoSPDY31));
 109   globals_.use_alternate_protocols.CopyToIfSet(&use_alternate_protocols);
 110   EXPECT_TRUE(use_alternate_protocols);
 111 }
 112
 113 TEST_F(IOThreadTest, DisableQuicByDefault) {
 114   ConfigureQuicGlobals();
 115   net::HttpNetworkSession::Params params;
 116   InitializeNetworkSessionParams(&params);
 117   EXPECT_FALSE(params.enable_quic);
 118 }
 119
 120 TEST_F(IOThreadTest, EnableQuicFromFieldTrialGroup) {
 121   field_trial_group_ = "Enabled";
 122
 123   ConfigureQuicGlobals();
 124   net::HttpNetworkSession::Params default_params;
 125   net::HttpNetworkSession::Params params;
 126   InitializeNetworkSessionParams(&params);
 127   EXPECT_TRUE(params.enable_quic);
 128   EXPECT_EQ(1350u, params.quic_max_packet_length);
 129   EXPECT_EQ(1.0, params.alternate_protocol_probability_threshold);
 130   EXPECT_EQ(default_params.quic_supported_versions,
 131             params.quic_supported_versions);
 132   EXPECT_EQ(net::QuicTagVector(), params.quic_connection_options);
 133   EXPECT_FALSE(params.quic_always_require_handshake_confirmation);
 134   EXPECT_FALSE(params.quic_disable_connection_pooling);
 135   EXPECT_EQ(0, params.quic_load_server_info_timeout_ms);
 136 }
 137
 138 TEST_F(IOThreadTest, EnableQuicFromCommandLine) {
 139   command_line_.AppendSwitch("enable-quic");
 140
 141   ConfigureQuicGlobals();
 142   net::HttpNetworkSession::Params params;
 143   InitializeNetworkSessionParams(&params);
 144   EXPECT_TRUE(params.enable_quic);
 145 }
 146
 147 TEST_F(IOThreadTest, EnablePacingFromCommandLine) {
 148   command_line_.AppendSwitch("enable-quic");
 149   command_line_.AppendSwitch("enable-quic-pacing");
 150
 151   ConfigureQuicGlobals();
 152   net::HttpNetworkSession::Params params;
 153   InitializeNetworkSessionParams(&params);
 154   net::QuicTagVector options;
 155   options.push_back(net::kPACE);
 156   EXPECT_EQ(options, params.quic_connection_options);
 157 }
 158
 159 TEST_F(IOThreadTest, EnablePacingFromFieldTrialParams) {
 160   field_trial_group_ = "Enabled";
 161   field_trial_params_["enable_pacing"] = "true";
 162
 163   ConfigureQuicGlobals();
 164   net::HttpNetworkSession::Params params;
 165   InitializeNetworkSessionParams(&params);
 166   net::QuicTagVector options;
 167   options.push_back(net::kPACE);
 168   EXPECT_EQ(options, params.quic_connection_options);
 169 }
 170
 171 TEST_F(IOThreadTest, PacketLengthFromCommandLine) {
 172   command_line_.AppendSwitch("enable-quic");
 173   command_line_.AppendSwitchASCII("quic-max-packet-length", "1450");
 174
 175   ConfigureQuicGlobals();
 176   net::HttpNetworkSession::Params params;
 177   InitializeNetworkSessionParams(&params);
 178   EXPECT_EQ(1450u, params.quic_max_packet_length);
 179 }
 180
 181 TEST_F(IOThreadTest, PacketLengthFromFieldTrialParams) {
 182   field_trial_group_ = "Enabled";
 183   field_trial_params_["max_packet_length"] = "1450";
 184
 185   ConfigureQuicGlobals();
 186   net::HttpNetworkSession::Params params;
 187   InitializeNetworkSessionParams(&params);
 188   EXPECT_EQ(1450u, params.quic_max_packet_length);
 189 }
 190
 191 TEST_F(IOThreadTest, QuicVersionFromCommandLine) {
 192   command_line_.AppendSwitch("enable-quic");
 193   std::string version =
 194       net::QuicVersionToString(net::QuicSupportedVersions().back());
 195   command_line_.AppendSwitchASCII("quic-version", version);
 196
 197   ConfigureQuicGlobals();
 198   net::HttpNetworkSession::Params params;
 199   InitializeNetworkSessionParams(&params);
 200   net::QuicVersionVector supported_versions;
 201   supported_versions.push_back(net::QuicSupportedVersions().back());
 202   EXPECT_EQ(supported_versions,
 203             params.quic_supported_versions);
 204 }
 205
 206 TEST_F(IOThreadTest, QuicVersionFromFieldTrialParams) {
 207   field_trial_group_ = "Enabled";
 208   field_trial_params_["quic_version"] =
 209       net::QuicVersionToString(net::QuicSupportedVersions().back());
 210
 211   ConfigureQuicGlobals();
 212   net::HttpNetworkSession::Params params;
 213   InitializeNetworkSessionParams(&params);
 214   net::QuicVersionVector supported_versions;
 215   supported_versions.push_back(net::QuicSupportedVersions().back());
 216   EXPECT_EQ(supported_versions,
 217             params.quic_supported_versions);
 218 }
 219
 220 TEST_F(IOThreadTest, QuicConnectionOptionsFromCommandLine) {
 221   command_line_.AppendSwitch("enable-quic");
 222   command_line_.AppendSwitchASCII("quic-connection-options",
 223                                   "PACE,TIME,TBBR,REJ");
 224
 225   ConfigureQuicGlobals();
 226   net::HttpNetworkSession::Params params;
 227   InitializeNetworkSessionParams(&params);
 228
 229   net::QuicTagVector options;
 230   options.push_back(net::kPACE);
 231   options.push_back(net::kTIME);
 232   options.push_back(net::kTBBR);
 233   options.push_back(net::kREJ);
 234   EXPECT_EQ(options, params.quic_connection_options);
 235 }
 236
 237 TEST_F(IOThreadTest, QuicConnectionOptionsFromFieldTrialParams) {
 238   field_trial_group_ = "Enabled";
 239   field_trial_params_["connection_options"] = "PACE,TIME,TBBR,REJ";
 240
 241   ConfigureQuicGlobals();
 242   net::HttpNetworkSession::Params params;
 243   InitializeNetworkSessionParams(&params);
 244
 245   net::QuicTagVector options;
 246   options.push_back(net::kPACE);
 247   options.push_back(net::kTIME);
 248   options.push_back(net::kTBBR);
 249   options.push_back(net::kREJ);
 250   EXPECT_EQ(options, params.quic_connection_options);
 251 }
 252
 253 TEST_F(IOThreadTest, QuicConnectionOptionsFromDeprecatedFieldTrialParams) {
 254   field_trial_group_ = "Enabled";
 255   field_trial_params_["congestion_options"] = "PACE,TIME,TBBR,REJ";
 256
 257   ConfigureQuicGlobals();
 258   net::HttpNetworkSession::Params params;
 259   InitializeNetworkSessionParams(&params);
 260
 261   net::QuicTagVector options;
 262   options.push_back(net::kPACE);
 263   options.push_back(net::kTIME);
 264   options.push_back(net::kTBBR);
 265   options.push_back(net::kREJ);
 266   EXPECT_EQ(options, params.quic_connection_options);
 267 }
 268
 269 TEST_F(IOThreadTest,
 270        QuicAlwaysRequireHandshakeConfirmationFromFieldTrialParams) {
 271   field_trial_group_ = "Enabled";
 272   field_trial_params_["always_require_handshake_confirmation"] = "true";
 273   ConfigureQuicGlobals();
 274   net::HttpNetworkSession::Params params;
 275   InitializeNetworkSessionParams(&params);
 276   EXPECT_TRUE(params.quic_always_require_handshake_confirmation);
 277 }
 278
 279 TEST_F(IOThreadTest,
 280        QuicDisableConnectionPoolingFromFieldTrialParams) {
 281   field_trial_group_ = "Enabled";
 282   field_trial_params_["disable_connection_pooling"] = "true";
 283   ConfigureQuicGlobals();
 284   net::HttpNetworkSession::Params params;
 285   InitializeNetworkSessionParams(&params);
 286   EXPECT_TRUE(params.quic_disable_connection_pooling);
 287 }
 288
 289 TEST_F(IOThreadTest, QuicLoadServerInfoTimeoutFromFieldTrialParams) {
 290   field_trial_group_ = "Enabled";
 291   field_trial_params_["load_server_info_timeout"] = "50";
 292   ConfigureQuicGlobals();
 293   net::HttpNetworkSession::Params params;
 294   InitializeNetworkSessionParams(&params);
 295   EXPECT_EQ(50, params.quic_load_server_info_timeout_ms);
 296 }
 297
 298 TEST_F(IOThreadTest,
 299        AlternateProtocolProbabilityThresholdFromFlag) {
 300   command_line_.AppendSwitchASCII("alternate-protocol-probability-threshold",
 301                                   ".5");
 302
 303   ConfigureQuicGlobals();
 304   net::HttpNetworkSession::Params params;
 305   InitializeNetworkSessionParams(&params);
 306   EXPECT_EQ(.5, params.alternate_protocol_probability_threshold);
 307 }
 308
 309 TEST_F(IOThreadTest,
 310        AlternateProtocolProbabilityThresholdFromEnableQuicFlag) {
 311   command_line_.AppendSwitch("enable-quic");
 312
 313   ConfigureQuicGlobals();
 314   net::HttpNetworkSession::Params params;
 315   InitializeNetworkSessionParams(&params);
 316   EXPECT_EQ(0, params.alternate_protocol_probability_threshold);
 317 }
 318
 319 TEST_F(IOThreadTest,
 320        AlternateProtocolProbabilityThresholdFromParams) {
 321   field_trial_group_ = "Enabled";
 322   field_trial_params_["alternate_protocol_probability_threshold"] = ".5";
 323
 324   ConfigureQuicGlobals();
 325   net::HttpNetworkSession::Params params;
 326   InitializeNetworkSessionParams(&params);
 327   EXPECT_EQ(.5, params.alternate_protocol_probability_threshold);
 328 }
 329
 330 }  // namespace test