src/net/quic/quic_end_to_end_unittest.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 "base/basictypes.h"
   6 #include "base/compiler_specific.h"
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/stl_util.h"
   9 #include "base/strings/string_number_conversions.h"
  10 #include "net/base/test_completion_callback.h"
  11 #include "net/base/upload_bytes_element_reader.h"
  12 #include "net/base/upload_data_stream.h"
  13 #include "net/cert/mock_cert_verifier.h"
  14 #include "net/dns/mapped_host_resolver.h"
  15 #include "net/dns/mock_host_resolver.h"
  16 #include "net/http/http_auth_handler_factory.h"
  17 #include "net/http/http_network_session.h"
  18 #include "net/http/http_network_transaction.h"
  19 #include "net/http/http_server_properties_impl.h"
  20 #include "net/http/http_transaction_unittest.h"
  21 #include "net/http/transport_security_state.h"
  22 #include "net/proxy/proxy_service.h"
  23 #include "net/quic/test_tools/quic_test_utils.h"
  24 #include "net/ssl/ssl_config_service_defaults.h"
  25 #include "net/tools/quic/quic_in_memory_cache.h"
  26 #include "net/tools/quic/test_tools/quic_in_memory_cache_peer.h"
  27 #include "net/tools/quic/test_tools/server_thread.h"
  28 #include "testing/gtest/include/gtest/gtest.h"
  29 #include "testing/platform_test.h"
  30
  31 using base::StringPiece;
  32 using net::tools::QuicInMemoryCache;
  33 using net::tools::test::QuicInMemoryCachePeer;
  34 using net::tools::test::ServerThread;
  35
  36 namespace net {
  37 namespace test {
  38
  39 namespace {
  40
  41 const char kResponseBody[] = "some arbitrary response body";
  42
  43 // Factory for creating HttpTransactions, used by TestTransactionConsumer.
  44 class TestTransactionFactory : public HttpTransactionFactory {
  45  public:
  46   TestTransactionFactory(const HttpNetworkSession::Params& params)
  47       : session_(new HttpNetworkSession(params)) {}
  48
  49   virtual ~TestTransactionFactory() {
  50   }
  51
  52   // HttpTransactionFactory methods
  53   virtual int CreateTransaction(RequestPriority priority,
  54                                 scoped_ptr<HttpTransaction>* trans) OVERRIDE {
  55     trans->reset(new HttpNetworkTransaction(priority, session_));
  56     return OK;
  57   }
  58
  59   virtual HttpCache* GetCache() OVERRIDE {
  60     return NULL;
  61   }
  62
  63   virtual HttpNetworkSession* GetSession() OVERRIDE {
  64     return session_;
  65   };
  66
  67  private:
  68   scoped_refptr<HttpNetworkSession> session_;
  69 };
  70
  71 }  // namespace
  72
  73 class QuicEndToEndTest : public PlatformTest {
  74  protected:
  75   QuicEndToEndTest()
  76       : host_resolver_impl_(CreateResolverImpl()),
  77         host_resolver_(host_resolver_impl_.PassAs<HostResolver>()),
  78         ssl_config_service_(new SSLConfigServiceDefaults),
  79         proxy_service_(ProxyService::CreateDirect()),
  80         auth_handler_factory_(
  81             HttpAuthHandlerFactory::CreateDefault(&host_resolver_)),
  82         strike_register_no_startup_period_(false) {
  83     request_.method = "GET";
  84     request_.url = GURL("http://www.google.com/");
  85     request_.load_flags = 0;
  86
  87     params_.enable_quic = true;
  88     params_.quic_clock = NULL;
  89     params_.quic_random = NULL;
  90     params_.host_resolver = &host_resolver_;
  91     params_.cert_verifier = &cert_verifier_;
  92     params_.transport_security_state = &transport_security_state_;
  93     params_.proxy_service = proxy_service_.get();
  94     params_.ssl_config_service = ssl_config_service_.get();
  95     params_.http_auth_handler_factory = auth_handler_factory_.get();
  96     params_.http_server_properties = http_server_properties.GetWeakPtr();
  97   }
  98
  99   // Creates a mock host resolver in which www.google.com
 100   // resolves to localhost.
 101   static MockHostResolver* CreateResolverImpl() {
 102     MockHostResolver* resolver = new MockHostResolver();
 103     resolver->rules()->AddRule("www.google.com", "127.0.0.1");
 104     return resolver;
 105   }
 106
 107   virtual void SetUp() {
 108     QuicInMemoryCachePeer::ResetForTests();
 109     StartServer();
 110
 111     // Use a mapped host resolver so that request for www.google.com (port 80)
 112     // reach the server running on localhost.
 113     std::string map_rule = "MAP www.google.com www.google.com:" +
 114         base::IntToString(server_thread_->GetPort());
 115     EXPECT_TRUE(host_resolver_.AddRuleFromString(map_rule));
 116
 117     // To simplify the test, and avoid the race with the HTTP request, we force
 118     // QUIC for these requests.
 119     params_.origin_to_force_quic_on =
 120         HostPortPair::FromString("www.google.com:80");
 121
 122     transaction_factory_.reset(new TestTransactionFactory(params_));
 123   }
 124
 125   virtual void TearDown() {
 126     StopServer();
 127     QuicInMemoryCachePeer::ResetForTests();
 128   }
 129
 130   // Starts the QUIC server listening on a random port.
 131   void StartServer() {
 132     net::IPAddressNumber ip;
 133     CHECK(net::ParseIPLiteralToNumber("127.0.0.1", &ip));
 134     server_address_ = IPEndPoint(ip, 0);
 135     server_config_.SetDefaults();
 136     server_thread_.reset(new ServerThread(server_address_, server_config_,
 137                                           QuicSupportedVersions(),
 138                                           strike_register_no_startup_period_,
 139                                           kInitialFlowControlWindowForTest));
 140     server_thread_->Initialize();
 141     server_address_ = IPEndPoint(server_address_.address(),
 142                                  server_thread_->GetPort());
 143     server_thread_->Start();
 144     server_started_ = true;
 145   }
 146
 147   // Stops the QUIC server.
 148   void StopServer() {
 149     if (!server_started_) {
 150       return;
 151     }
 152     if (server_thread_.get()) {
 153       server_thread_->Quit();
 154       server_thread_->Join();
 155     }
 156   }
 157
 158   // Adds an entry to the cache used by the QUIC server to serve
 159   // responses.
 160   void AddToCache(const StringPiece& method,
 161                   const StringPiece& path,
 162                   const StringPiece& version,
 163                   const StringPiece& response_code,
 164                   const StringPiece& response_detail,
 165                   const StringPiece& body) {
 166     QuicInMemoryCache::GetInstance()->AddSimpleResponse(
 167         method, path, version, response_code, response_detail, body);
 168   }
 169
 170   // Populates |request_body_| with |length_| ASCII bytes.
 171   void GenerateBody(size_t length) {
 172     request_body_.clear();
 173     request_body_.reserve(length);
 174     for (size_t i = 0; i < length; ++i) {
 175       request_body_.append(1, static_cast<char>(32 + i % (126 - 32)));
 176     }
 177   }
 178
 179   // Initializes |request_| for a post of |length| bytes.
 180   void InitializePostRequest(size_t length) {
 181     GenerateBody(length);
 182     ScopedVector<UploadElementReader> element_readers;
 183     element_readers.push_back(
 184         new UploadBytesElementReader(request_body_.data(),
 185                                      request_body_.length()));
 186     upload_data_stream_.reset(new UploadDataStream(element_readers.Pass(), 0));
 187     request_.method = "POST";
 188     request_.url = GURL("http://www.google.com/");
 189     request_.upload_data_stream = upload_data_stream_.get();
 190     ASSERT_EQ(OK, request_.upload_data_stream->Init(CompletionCallback()));
 191   }
 192
 193   // Checks that |consumer| completed and received |status_line| and |body|.
 194   void CheckResponse(const TestTransactionConsumer& consumer,
 195                      const std::string& status_line,
 196                      const std::string& body) {
 197     ASSERT_TRUE(consumer.is_done());
 198     EXPECT_EQ(OK, consumer.error());
 199     EXPECT_EQ(status_line,
 200               consumer.response_info()->headers->GetStatusLine());
 201     EXPECT_EQ(body, consumer.content());
 202   }
 203
 204   scoped_ptr<MockHostResolver> host_resolver_impl_;
 205   MappedHostResolver host_resolver_;
 206   MockCertVerifier cert_verifier_;
 207   TransportSecurityState transport_security_state_;
 208   scoped_refptr<SSLConfigServiceDefaults> ssl_config_service_;
 209   scoped_ptr<ProxyService> proxy_service_;
 210   scoped_ptr<HttpAuthHandlerFactory> auth_handler_factory_;
 211   HttpServerPropertiesImpl http_server_properties;
 212   HttpNetworkSession::Params params_;
 213   scoped_ptr<TestTransactionFactory> transaction_factory_;
 214   HttpRequestInfo request_;
 215   std::string request_body_;
 216   scoped_ptr<UploadDataStream> upload_data_stream_;
 217   scoped_ptr<ServerThread> server_thread_;
 218   IPEndPoint server_address_;
 219   std::string server_hostname_;
 220   QuicConfig server_config_;
 221   bool server_started_;
 222   bool strike_register_no_startup_period_;
 223 };
 224
 225 TEST_F(QuicEndToEndTest, LargeGetWithNoPacketLoss) {
 226   std::string response(10 * 1024, 'x');
 227
 228   AddToCache("GET", request_.url.spec(),
 229              "HTTP/1.1", "200", "OK",
 230              response);
 231
 232   TestTransactionConsumer consumer(DEFAULT_PRIORITY,
 233                                    transaction_factory_.get());
 234   consumer.Start(&request_, BoundNetLog());
 235
 236   // Will terminate when the last consumer completes.
 237   base::MessageLoop::current()->Run();
 238
 239   CheckResponse(consumer, "HTTP/1.1 200 OK", response);
 240 }
 241
 242 // http://crbug.com/307284
 243 TEST_F(QuicEndToEndTest, DISABLED_LargePostWithNoPacketLoss) {
 244   InitializePostRequest(10 * 1024 * 1024);
 245
 246   AddToCache("POST", request_.url.spec(),
 247              "HTTP/1.1", "200", "OK",
 248              kResponseBody);
 249
 250   TestTransactionConsumer consumer(DEFAULT_PRIORITY,
 251                                    transaction_factory_.get());
 252   consumer.Start(&request_, BoundNetLog());
 253
 254   // Will terminate when the last consumer completes.
 255   base::MessageLoop::current()->Run();
 256
 257   CheckResponse(consumer, "HTTP/1.1 200 OK", kResponseBody);
 258 }
 259
 260 TEST_F(QuicEndToEndTest, LargePostWithPacketLoss) {
 261   // FLAGS_fake_packet_loss_percentage = 30;
 262   InitializePostRequest(1024 * 1024);
 263
 264   const char kResponseBody[] = "some really big response body";
 265   AddToCache("POST", request_.url.spec(),
 266              "HTTP/1.1", "200", "OK",
 267              kResponseBody);
 268
 269   TestTransactionConsumer consumer(DEFAULT_PRIORITY,
 270                                    transaction_factory_.get());
 271   consumer.Start(&request_, BoundNetLog());
 272
 273   // Will terminate when the last consumer completes.
 274   base::MessageLoop::current()->Run();
 275
 276   CheckResponse(consumer, "HTTP/1.1 200 OK", kResponseBody);
 277 }
 278
 279 TEST_F(QuicEndToEndTest, UberTest) {
 280   // FLAGS_fake_packet_loss_percentage = 30;
 281
 282   const char kResponseBody[] = "some really big response body";
 283   AddToCache("GET", request_.url.spec(),
 284              "HTTP/1.1", "200", "OK",
 285              kResponseBody);
 286
 287   std::vector<TestTransactionConsumer*> consumers;
 288   size_t num_requests = 100;
 289   for (size_t i = 0; i < num_requests; ++i) {
 290       TestTransactionConsumer* consumer =
 291           new TestTransactionConsumer(DEFAULT_PRIORITY,
 292                                       transaction_factory_.get());
 293       consumers.push_back(consumer);
 294       consumer->Start(&request_, BoundNetLog());
 295   }
 296
 297   // Will terminate when the last consumer completes.
 298   base::MessageLoop::current()->Run();
 299
 300   for (size_t i = 0; i < num_requests; ++i) {
 301     CheckResponse(*consumers[i], "HTTP/1.1 200 OK", kResponseBody);
 302   }
 303   STLDeleteElements(&consumers);
 304 }
 305
 306 }  // namespace test
 307 }  // namespace net