src/net/quic/quic_http_stream_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/quic/quic_http_stream.h"
   6
   7 #include <vector>
   8
   9 #include "net/base/net_errors.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/http/http_response_headers.h"
  14 #include "net/quic/congestion_control/receive_algorithm_interface.h"
  15 #include "net/quic/congestion_control/send_algorithm_interface.h"
  16 #include "net/quic/crypto/crypto_protocol.h"
  17 #include "net/quic/crypto/quic_decrypter.h"
  18 #include "net/quic/crypto/quic_encrypter.h"
  19 #include "net/quic/quic_client_session.h"
  20 #include "net/quic/quic_connection.h"
  21 #include "net/quic/quic_connection_helper.h"
  22 #include "net/quic/quic_default_packet_writer.h"
  23 #include "net/quic/quic_http_utils.h"
  24 #include "net/quic/quic_reliable_client_stream.h"
  25 #include "net/quic/quic_write_blocked_list.h"
  26 #include "net/quic/spdy_utils.h"
  27 #include "net/quic/test_tools/mock_clock.h"
  28 #include "net/quic/test_tools/mock_crypto_client_stream_factory.h"
  29 #include "net/quic/test_tools/mock_random.h"
  30 #include "net/quic/test_tools/quic_connection_peer.h"
  31 #include "net/quic/test_tools/quic_test_packet_maker.h"
  32 #include "net/quic/test_tools/quic_test_utils.h"
  33 #include "net/quic/test_tools/test_task_runner.h"
  34 #include "net/socket/socket_test_util.h"
  35 #include "net/spdy/spdy_frame_builder.h"
  36 #include "net/spdy/spdy_framer.h"
  37 #include "net/spdy/spdy_http_utils.h"
  38 #include "net/spdy/spdy_protocol.h"
  39 #include "testing/gmock/include/gmock/gmock.h"
  40 #include "testing/gtest/include/gtest/gtest.h"
  41
  42 using testing::_;
  43 using testing::AnyNumber;
  44 using testing::Return;
  45
  46 namespace net {
  47 namespace test {
  48 namespace {
  49
  50 const char kUploadData[] = "hello world!";
  51
  52 class TestQuicConnection : public QuicConnection {
  53  public:
  54   TestQuicConnection(const QuicVersionVector& versions,
  55                      QuicGuid guid,
  56                      IPEndPoint address,
  57                      QuicConnectionHelper* helper,
  58                      QuicPacketWriter* writer)
  59       : QuicConnection(guid, address, helper, writer, false, versions) {
  60   }
  61
  62   void SetSendAlgorithm(SendAlgorithmInterface* send_algorithm) {
  63     QuicConnectionPeer::SetSendAlgorithm(this, send_algorithm);
  64   }
  65
  66   void SetReceiveAlgorithm(ReceiveAlgorithmInterface* receive_algorithm) {
  67     QuicConnectionPeer::SetReceiveAlgorithm(this, receive_algorithm);
  68   }
  69 };
  70
  71 class TestReceiveAlgorithm : public ReceiveAlgorithmInterface {
  72  public:
  73   virtual bool GenerateCongestionFeedback(
  74       QuicCongestionFeedbackFrame* /*congestion_feedback*/) {
  75     return false;
  76   }
  77
  78   MOCK_METHOD3(RecordIncomingPacket,
  79                void(QuicByteCount, QuicPacketSequenceNumber, QuicTime));
  80 };
  81
  82 // Subclass of QuicHttpStream that closes itself when the first piece of data
  83 // is received.
  84 class AutoClosingStream : public QuicHttpStream {
  85  public:
  86   explicit AutoClosingStream(const base::WeakPtr<QuicClientSession>& session)
  87       : QuicHttpStream(session) {
  88   }
  89
  90   virtual int OnDataReceived(const char* data, int length) OVERRIDE {
  91     Close(false);
  92     return OK;
  93   }
  94 };
  95
  96 }  // namespace
  97
  98 class QuicHttpStreamPeer {
  99  public:
 100   static QuicReliableClientStream* GetQuicReliableClientStream(
 101       QuicHttpStream* stream) {
 102     return stream->stream_;
 103   }
 104 };
 105
 106 class QuicHttpStreamTest : public ::testing::TestWithParam<QuicVersion> {
 107  protected:
 108   static const bool kFin = true;
 109   static const bool kIncludeVersion = true;
 110   static const bool kIncludeCongestionFeedback = true;
 111
 112   // Holds a packet to be written to the wire, and the IO mode that should
 113   // be used by the mock socket when performing the write.
 114   struct PacketToWrite {
 115     PacketToWrite(IoMode mode, QuicEncryptedPacket* packet)
 116         : mode(mode),
 117           packet(packet) {
 118     }
 119     IoMode mode;
 120     QuicEncryptedPacket* packet;
 121   };
 122
 123   QuicHttpStreamTest()
 124       : net_log_(BoundNetLog()),
 125         use_closing_stream_(false),
 126         read_buffer_(new IOBufferWithSize(4096)),
 127         guid_(2),
 128         stream_id_(GetParam() > QUIC_VERSION_12 ? 5 : 3),
 129         maker_(GetParam(), guid_),
 130         random_generator_(0) {
 131     IPAddressNumber ip;
 132     CHECK(ParseIPLiteralToNumber("192.0.2.33", &ip));
 133     peer_addr_ = IPEndPoint(ip, 443);
 134     self_addr_ = IPEndPoint(ip, 8435);
 135   }
 136
 137   ~QuicHttpStreamTest() {
 138     session_->CloseSessionOnError(ERR_ABORTED);
 139     for (size_t i = 0; i < writes_.size(); i++) {
 140       delete writes_[i].packet;
 141     }
 142   }
 143
 144   // Adds a packet to the list of expected writes.
 145   void AddWrite(scoped_ptr<QuicEncryptedPacket> packet) {
 146     writes_.push_back(PacketToWrite(SYNCHRONOUS, packet.release()));
 147   }
 148
 149   // Returns the packet to be written at position |pos|.
 150   QuicEncryptedPacket* GetWrite(size_t pos) {
 151     return writes_[pos].packet;
 152   }
 153
 154   bool AtEof() {
 155     return socket_data_->at_read_eof() && socket_data_->at_write_eof();
 156   }
 157
 158   void ProcessPacket(scoped_ptr<QuicEncryptedPacket> packet) {
 159     connection_->ProcessUdpPacket(self_addr_, peer_addr_, *packet);
 160   }
 161
 162   // Configures the test fixture to use the list of expected writes.
 163   void Initialize() {
 164     mock_writes_.reset(new MockWrite[writes_.size()]);
 165     for (size_t i = 0; i < writes_.size(); i++) {
 166       mock_writes_[i] = MockWrite(writes_[i].mode,
 167                                   writes_[i].packet->data(),
 168                                   writes_[i].packet->length());
 169     };
 170
 171     socket_data_.reset(new StaticSocketDataProvider(NULL, 0, mock_writes_.get(),
 172                                                     writes_.size()));
 173
 174     MockUDPClientSocket* socket = new MockUDPClientSocket(socket_data_.get(),
 175                                                           net_log_.net_log());
 176     socket->Connect(peer_addr_);
 177     runner_ = new TestTaskRunner(&clock_);
 178     send_algorithm_ = new MockSendAlgorithm();
 179     receive_algorithm_ = new TestReceiveAlgorithm();
 180     EXPECT_CALL(*receive_algorithm_, RecordIncomingPacket(_, _, _)).
 181         Times(AnyNumber());
 182     EXPECT_CALL(*send_algorithm_,
 183                 OnPacketSent(_, _, _, _, _)).WillRepeatedly(Return(true));
 184     EXPECT_CALL(*send_algorithm_, RetransmissionDelay()).WillRepeatedly(
 185         Return(QuicTime::Delta::Zero()));
 186     EXPECT_CALL(*send_algorithm_, TimeUntilSend(_, _, _, _)).
 187         WillRepeatedly(Return(QuicTime::Delta::Zero()));
 188     EXPECT_CALL(*send_algorithm_, SmoothedRtt()).WillRepeatedly(
 189         Return(QuicTime::Delta::Zero()));
 190     EXPECT_CALL(*send_algorithm_, BandwidthEstimate()).WillRepeatedly(
 191         Return(QuicBandwidth::Zero()));
 192     EXPECT_CALL(*send_algorithm_, SetFromConfig(_, _)).Times(AnyNumber());
 193     helper_.reset(new QuicConnectionHelper(runner_.get(), &clock_,
 194                                            &random_generator_));
 195     writer_.reset(new QuicDefaultPacketWriter(socket));
 196     connection_ = new TestQuicConnection(SupportedVersions(GetParam()), guid_,
 197                                          peer_addr_, helper_.get(),
 198                                          writer_.get());
 199     connection_->set_visitor(&visitor_);
 200     connection_->SetSendAlgorithm(send_algorithm_);
 201     connection_->SetReceiveAlgorithm(receive_algorithm_);
 202     crypto_config_.SetDefaults();
 203     session_.reset(
 204         new QuicClientSession(connection_,
 205                               scoped_ptr<DatagramClientSocket>(socket),
 206                               writer_.Pass(), NULL,
 207                               &crypto_client_stream_factory_,
 208                               "www.google.com", DefaultQuicConfig(),
 209                               &crypto_config_, NULL));
 210     session_->GetCryptoStream()->CryptoConnect();
 211     EXPECT_TRUE(session_->IsCryptoHandshakeConfirmed());
 212     stream_.reset(use_closing_stream_ ?
 213                   new AutoClosingStream(session_->GetWeakPtr()) :
 214                   new QuicHttpStream(session_->GetWeakPtr()));
 215   }
 216
 217   void SetRequest(const std::string& method,
 218                   const std::string& path,
 219                   RequestPriority priority) {
 220     request_headers_ = maker_.GetRequestHeaders(method, "http", path);
 221     request_data_ = GetParam() > QUIC_VERSION_12 ? "" :
 222         SerializeHeaderBlock(request_headers_, true, priority);
 223   }
 224
 225   void SetResponse(const std::string& status, const std::string& body) {
 226     response_headers_ = maker_.GetResponseHeaders(status);
 227     if (GetParam() > QUIC_VERSION_12) {
 228       response_data_ = body;
 229     } else {
 230       response_data_ =
 231           SerializeHeaderBlock(response_headers_, false, DEFAULT_PRIORITY) +
 232           body;
 233     }
 234   }
 235
 236   scoped_ptr<QuicEncryptedPacket> ConstructDataPacket(
 237       QuicPacketSequenceNumber sequence_number,
 238       bool should_include_version,
 239       bool fin,
 240       QuicStreamOffset offset,
 241       base::StringPiece data) {
 242     return maker_.MakeDataPacket(
 243         sequence_number, stream_id_, should_include_version, fin, offset, data);
 244   }
 245
 246   scoped_ptr<QuicEncryptedPacket> ConstructRequestHeadersPacket(
 247       QuicPacketSequenceNumber sequence_number,
 248       bool fin) {
 249     return maker_.MakeRequestHeadersPacket(
 250         sequence_number, stream_id_, kIncludeVersion, fin, request_headers_);
 251   }
 252
 253   scoped_ptr<QuicEncryptedPacket> ConstructResponseHeadersPacket(
 254       QuicPacketSequenceNumber sequence_number,
 255       bool fin) {
 256     return maker_.MakeResponseHeadersPacket(
 257         sequence_number, stream_id_, !kIncludeVersion, fin, response_headers_);
 258   }
 259
 260   scoped_ptr<QuicEncryptedPacket> ConstructRstStreamPacket(
 261       QuicPacketSequenceNumber sequence_number) {
 262     return maker_.MakeRstPacket(
 263         sequence_number, true, stream_id_, QUIC_STREAM_NO_ERROR);
 264   }
 265
 266   scoped_ptr<QuicEncryptedPacket> ConstructAckAndRstStreamPacket(
 267       QuicPacketSequenceNumber sequence_number) {
 268     return maker_.MakeAckAndRstPacket(
 269         sequence_number, !kIncludeVersion, stream_id_, QUIC_STREAM_CANCELLED,
 270         1, 1, !kIncludeCongestionFeedback);
 271   }
 272
 273   scoped_ptr<QuicEncryptedPacket> ConstructAckPacket(
 274       QuicPacketSequenceNumber sequence_number,
 275       QuicPacketSequenceNumber largest_received,
 276       QuicPacketSequenceNumber least_unacked) {
 277     return maker_.MakeAckPacket(sequence_number, largest_received,
 278                                 least_unacked, !kIncludeCongestionFeedback);
 279   }
 280
 281   BoundNetLog net_log_;
 282   bool use_closing_stream_;
 283   MockSendAlgorithm* send_algorithm_;
 284   TestReceiveAlgorithm* receive_algorithm_;
 285   scoped_refptr<TestTaskRunner> runner_;
 286   scoped_ptr<MockWrite[]> mock_writes_;
 287   MockClock clock_;
 288   TestQuicConnection* connection_;
 289   scoped_ptr<QuicConnectionHelper> helper_;
 290   testing::StrictMock<MockConnectionVisitor> visitor_;
 291   scoped_ptr<QuicHttpStream> stream_;
 292   scoped_ptr<QuicDefaultPacketWriter> writer_;
 293   scoped_ptr<QuicClientSession> session_;
 294   QuicCryptoClientConfig crypto_config_;
 295   TestCompletionCallback callback_;
 296   HttpRequestInfo request_;
 297   HttpRequestHeaders headers_;
 298   HttpResponseInfo response_;
 299   scoped_refptr<IOBufferWithSize> read_buffer_;
 300   SpdyHeaderBlock request_headers_;
 301   SpdyHeaderBlock response_headers_;
 302   std::string request_data_;
 303   std::string response_data_;
 304
 305  private:
 306   std::string SerializeHeaderBlock(const SpdyHeaderBlock& headers,
 307                                    bool write_priority,
 308                                    RequestPriority priority) {
 309     QuicSpdyCompressor compressor;
 310     if (write_priority) {
 311       return compressor.CompressHeadersWithPriority(
 312           ConvertRequestPriorityToQuicPriority(priority), headers);
 313     }
 314     return compressor.CompressHeaders(headers);
 315   }
 316
 317   const QuicGuid guid_;
 318   const QuicStreamId stream_id_;
 319   QuicTestPacketMaker maker_;
 320   IPEndPoint self_addr_;
 321   IPEndPoint peer_addr_;
 322   MockRandom random_generator_;
 323   MockCryptoClientStreamFactory crypto_client_stream_factory_;
 324   scoped_ptr<StaticSocketDataProvider> socket_data_;
 325   std::vector<PacketToWrite> writes_;
 326 };
 327
 328 INSTANTIATE_TEST_CASE_P(Version, QuicHttpStreamTest,
 329                         ::testing::ValuesIn(QuicSupportedVersions()));
 330
 331 TEST_P(QuicHttpStreamTest, RenewStreamForAuth) {
 332   Initialize();
 333   EXPECT_EQ(NULL, stream_->RenewStreamForAuth());
 334 }
 335
 336 TEST_P(QuicHttpStreamTest, CanFindEndOfResponse) {
 337   Initialize();
 338   EXPECT_TRUE(stream_->CanFindEndOfResponse());
 339 }
 340
 341 TEST_P(QuicHttpStreamTest, IsConnectionReusable) {
 342   Initialize();
 343   EXPECT_FALSE(stream_->IsConnectionReusable());
 344 }
 345
 346 TEST_P(QuicHttpStreamTest, GetRequest) {
 347   SetRequest("GET", "/", DEFAULT_PRIORITY);
 348   if (GetParam() > QUIC_VERSION_12) {
 349     AddWrite(ConstructRequestHeadersPacket(1, kFin));
 350   } else {
 351     AddWrite(ConstructDataPacket(1, kIncludeVersion, kFin, 0, request_data_));
 352   }
 353   Initialize();
 354
 355   request_.method = "GET";
 356   request_.url = GURL("http://www.google.com/");
 357
 358   EXPECT_EQ(OK, stream_->InitializeStream(&request_, DEFAULT_PRIORITY,
 359                                           net_log_, callback_.callback()));
 360   EXPECT_EQ(OK, stream_->SendRequest(headers_, &response_,
 361                                      callback_.callback()));
 362   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 363
 364   // Ack the request.
 365   ProcessPacket(ConstructAckPacket(1, 0, 0));
 366
 367   EXPECT_EQ(ERR_IO_PENDING,
 368             stream_->ReadResponseHeaders(callback_.callback()));
 369
 370   SetResponse("404 Not Found", std::string());
 371   if (GetParam() > QUIC_VERSION_12) {
 372     ProcessPacket(ConstructResponseHeadersPacket(2, kFin));
 373   } else {
 374     ProcessPacket(ConstructDataPacket(2, false, kFin, 0, response_data_));
 375   }
 376
 377   // Now that the headers have been processed, the callback will return.
 378   EXPECT_EQ(OK, callback_.WaitForResult());
 379   ASSERT_TRUE(response_.headers.get());
 380   EXPECT_EQ(404, response_.headers->response_code());
 381   EXPECT_TRUE(response_.headers->HasHeaderValue("Content-Type", "text/plain"));
 382
 383   // There is no body, so this should return immediately.
 384   EXPECT_EQ(0, stream_->ReadResponseBody(read_buffer_.get(),
 385                                          read_buffer_->size(),
 386                                          callback_.callback()));
 387   EXPECT_TRUE(stream_->IsResponseBodyComplete());
 388   EXPECT_TRUE(AtEof());
 389 }
 390
 391 // Regression test for http://crbug.com/288128
 392 TEST_P(QuicHttpStreamTest, GetRequestLargeResponse) {
 393   SetRequest("GET", "/", DEFAULT_PRIORITY);
 394   if (GetParam() > QUIC_VERSION_12) {
 395     AddWrite(ConstructRequestHeadersPacket(1, kFin));
 396   } else {
 397     AddWrite(ConstructDataPacket(1, kIncludeVersion, kFin, 0, request_data_));
 398   }
 399   Initialize();
 400
 401   request_.method = "GET";
 402   request_.url = GURL("http://www.google.com/");
 403
 404   EXPECT_EQ(OK, stream_->InitializeStream(&request_, DEFAULT_PRIORITY,
 405                                           net_log_, callback_.callback()));
 406   EXPECT_EQ(OK, stream_->SendRequest(headers_, &response_,
 407                                      callback_.callback()));
 408   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 409
 410   // Ack the request.
 411   ProcessPacket(ConstructAckPacket(1, 0, 0));
 412
 413   EXPECT_EQ(ERR_IO_PENDING,
 414             stream_->ReadResponseHeaders(callback_.callback()));
 415
 416   SpdyHeaderBlock headers;
 417   headers[":status"] = "200 OK";
 418   headers[":version"] = "HTTP/1.1";
 419   headers["content-type"] = "text/plain";
 420   headers["big6"] = std::string(10000, 'x');  // Lots of x's.
 421
 422   std::string response = SpdyUtils::SerializeUncompressedHeaders(headers);
 423   EXPECT_LT(4096u, response.length());
 424   stream_->OnDataReceived(response.data(), response.length());
 425   stream_->OnClose(QUIC_NO_ERROR);
 426
 427   // Now that the headers have been processed, the callback will return.
 428   EXPECT_EQ(OK, callback_.WaitForResult());
 429   ASSERT_TRUE(response_.headers.get());
 430   EXPECT_EQ(200, response_.headers->response_code());
 431   EXPECT_TRUE(response_.headers->HasHeaderValue("Content-Type", "text/plain"));
 432
 433   // There is no body, so this should return immediately.
 434   EXPECT_EQ(0, stream_->ReadResponseBody(read_buffer_.get(),
 435                                          read_buffer_->size(),
 436                                          callback_.callback()));
 437   EXPECT_TRUE(stream_->IsResponseBodyComplete());
 438   EXPECT_TRUE(AtEof());
 439 }
 440
 441 TEST_P(QuicHttpStreamTest, GetRequestFullResponseInSinglePacket) {
 442   SetRequest("GET", "/", DEFAULT_PRIORITY);
 443   AddWrite(ConstructDataPacket(1, kIncludeVersion, kFin, 0, request_data_));
 444   Initialize();
 445
 446   if (GetParam() > QUIC_VERSION_12) {
 447     // we can't put the request and response into a single frame.
 448     return;
 449   }
 450
 451   request_.method = "GET";
 452   request_.url = GURL("http://www.google.com/");
 453
 454   EXPECT_EQ(OK, stream_->InitializeStream(&request_, DEFAULT_PRIORITY,
 455                                           net_log_, callback_.callback()));
 456   EXPECT_EQ(OK, stream_->SendRequest(headers_, &response_,
 457                                      callback_.callback()));
 458   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 459
 460   // Ack the request.
 461   ProcessPacket(ConstructAckPacket(1, 0, 0));
 462
 463   EXPECT_EQ(ERR_IO_PENDING,
 464             stream_->ReadResponseHeaders(callback_.callback()));
 465
 466   // Send the response with a body.
 467   SetResponse("200 OK", "hello world!");
 468   ProcessPacket(ConstructDataPacket(2, false, kFin, 0, response_data_));
 469
 470   // Now that the headers have been processed, the callback will return.
 471   EXPECT_EQ(OK, callback_.WaitForResult());
 472   ASSERT_TRUE(response_.headers.get());
 473   EXPECT_EQ(200, response_.headers->response_code());
 474   EXPECT_TRUE(response_.headers->HasHeaderValue("Content-Type", "text/plain"));
 475
 476   // There is no body, so this should return immediately.
 477   // Since the body has already arrived, this should return immediately.
 478   EXPECT_EQ(12, stream_->ReadResponseBody(read_buffer_.get(),
 479                                           read_buffer_->size(),
 480                                           callback_.callback()));
 481   EXPECT_TRUE(stream_->IsResponseBodyComplete());
 482   EXPECT_TRUE(AtEof());
 483 }
 484
 485 TEST_P(QuicHttpStreamTest, SendPostRequest) {
 486   SetRequest("POST", "/", DEFAULT_PRIORITY);
 487   if (GetParam() > QUIC_VERSION_12) {
 488     AddWrite(ConstructRequestHeadersPacket(1, !kFin));
 489     AddWrite(ConstructDataPacket(2, kIncludeVersion, kFin, 0, kUploadData));
 490   } else {
 491     AddWrite(ConstructDataPacket(1, kIncludeVersion, !kFin, 0, request_data_));
 492     AddWrite(ConstructDataPacket(2, kIncludeVersion, kFin,
 493                                  request_data_.length(), kUploadData));
 494   }
 495   AddWrite(ConstructAckPacket(3, 3, 1));
 496
 497   Initialize();
 498
 499   ScopedVector<UploadElementReader> element_readers;
 500   element_readers.push_back(
 501       new UploadBytesElementReader(kUploadData, strlen(kUploadData)));
 502   UploadDataStream upload_data_stream(element_readers.Pass(), 0);
 503   request_.method = "POST";
 504   request_.url = GURL("http://www.google.com/");
 505   request_.upload_data_stream = &upload_data_stream;
 506   ASSERT_EQ(OK, request_.upload_data_stream->Init(CompletionCallback()));
 507
 508   EXPECT_EQ(OK, stream_->InitializeStream(&request_, DEFAULT_PRIORITY,
 509                                           net_log_, callback_.callback()));
 510   EXPECT_EQ(OK, stream_->SendRequest(headers_, &response_,
 511                                      callback_.callback()));
 512   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 513
 514   // Ack both packets in the request.
 515   ProcessPacket(ConstructAckPacket(1, 0, 0));
 516
 517   // Send the response headers (but not the body).
 518   SetResponse("200 OK", std::string());
 519   if (GetParam() > QUIC_VERSION_12) {
 520     ProcessPacket(ConstructResponseHeadersPacket(2, !kFin));
 521   } else {
 522     ProcessPacket(ConstructDataPacket(2, false, !kFin, 0, response_data_));
 523   }
 524
 525   // Since the headers have already arrived, this should return immediately.
 526   EXPECT_EQ(OK, stream_->ReadResponseHeaders(callback_.callback()));
 527   ASSERT_TRUE(response_.headers.get());
 528   EXPECT_EQ(200, response_.headers->response_code());
 529   EXPECT_TRUE(response_.headers->HasHeaderValue("Content-Type", "text/plain"));
 530
 531   // Send the response body.
 532   const char kResponseBody[] = "Hello world!";
 533   if (GetParam() > QUIC_VERSION_12) {
 534     ProcessPacket(ConstructDataPacket(3, false, kFin, 0, kResponseBody));
 535   } else {
 536     ProcessPacket(ConstructDataPacket(3, false, kFin, response_data_.length(),
 537                                       kResponseBody));
 538   }
 539   // Since the body has already arrived, this should return immediately.
 540   EXPECT_EQ(static_cast<int>(strlen(kResponseBody)),
 541             stream_->ReadResponseBody(read_buffer_.get(), read_buffer_->size(),
 542                                       callback_.callback()));
 543
 544   EXPECT_TRUE(stream_->IsResponseBodyComplete());
 545   EXPECT_TRUE(AtEof());
 546 }
 547
 548 TEST_P(QuicHttpStreamTest, SendChunkedPostRequest) {
 549   SetRequest("POST", "/", DEFAULT_PRIORITY);
 550   size_t chunk_size = strlen(kUploadData);
 551   if (GetParam() > QUIC_VERSION_12) {
 552     AddWrite(ConstructRequestHeadersPacket(1, !kFin));
 553     AddWrite(ConstructDataPacket(2, kIncludeVersion, !kFin, 0, kUploadData));
 554     AddWrite(ConstructDataPacket(3, kIncludeVersion, kFin, chunk_size,
 555                                  kUploadData));
 556   } else {
 557     AddWrite(ConstructDataPacket(1, kIncludeVersion, !kFin, 0, request_data_));
 558     AddWrite(ConstructDataPacket(2, kIncludeVersion, !kFin,
 559                                  request_data_.length(), kUploadData));
 560     AddWrite(ConstructDataPacket(3, kIncludeVersion, kFin,
 561                                  request_data_.length() + chunk_size,
 562                                  kUploadData));
 563   }
 564   AddWrite(ConstructAckPacket(4, 3, 1));
 565   Initialize();
 566
 567   UploadDataStream upload_data_stream(UploadDataStream::CHUNKED, 0);
 568   upload_data_stream.AppendChunk(kUploadData, chunk_size, false);
 569
 570   request_.method = "POST";
 571   request_.url = GURL("http://www.google.com/");
 572   request_.upload_data_stream = &upload_data_stream;
 573   ASSERT_EQ(OK, request_.upload_data_stream->Init(CompletionCallback()));
 574
 575   ASSERT_EQ(OK, stream_->InitializeStream(&request_, DEFAULT_PRIORITY,
 576                                           net_log_, callback_.callback()));
 577   ASSERT_EQ(ERR_IO_PENDING, stream_->SendRequest(headers_, &response_,
 578                                                  callback_.callback()));
 579   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 580
 581   upload_data_stream.AppendChunk(kUploadData, chunk_size, true);
 582
 583   // Ack both packets in the request.
 584   ProcessPacket(ConstructAckPacket(1, 0, 0));
 585
 586   // Send the response headers (but not the body).
 587   SetResponse("200 OK", std::string());
 588   if (GetParam() > QUIC_VERSION_12) {
 589     ProcessPacket(ConstructResponseHeadersPacket(2, !kFin));
 590   } else {
 591     ProcessPacket(ConstructDataPacket(2, false, !kFin, 0, response_data_));
 592   }
 593
 594   // Since the headers have already arrived, this should return immediately.
 595   ASSERT_EQ(OK, stream_->ReadResponseHeaders(callback_.callback()));
 596   ASSERT_TRUE(response_.headers.get());
 597   EXPECT_EQ(200, response_.headers->response_code());
 598   EXPECT_TRUE(response_.headers->HasHeaderValue("Content-Type", "text/plain"));
 599
 600   // Send the response body.
 601   const char kResponseBody[] = "Hello world!";
 602   ProcessPacket(ConstructDataPacket(3, false, kFin, response_data_.length(),
 603                                     kResponseBody));
 604
 605   // Since the body has already arrived, this should return immediately.
 606   ASSERT_EQ(static_cast<int>(strlen(kResponseBody)),
 607             stream_->ReadResponseBody(read_buffer_.get(), read_buffer_->size(),
 608                                       callback_.callback()));
 609
 610   EXPECT_TRUE(stream_->IsResponseBodyComplete());
 611   EXPECT_TRUE(AtEof());
 612 }
 613
 614 TEST_P(QuicHttpStreamTest, DestroyedEarly) {
 615   SetRequest("GET", "/", DEFAULT_PRIORITY);
 616   if (GetParam() > QUIC_VERSION_12) {
 617     AddWrite(ConstructRequestHeadersPacket(1, kFin));
 618   } else {
 619     AddWrite(ConstructDataPacket(1, kIncludeVersion, kFin, 0, request_data_));
 620   }
 621   AddWrite(ConstructAckAndRstStreamPacket(2));
 622   use_closing_stream_ = true;
 623   Initialize();
 624
 625   request_.method = "GET";
 626   request_.url = GURL("http://www.google.com/");
 627
 628   EXPECT_EQ(OK, stream_->InitializeStream(&request_, DEFAULT_PRIORITY,
 629                                           net_log_, callback_.callback()));
 630   EXPECT_EQ(OK, stream_->SendRequest(headers_, &response_,
 631                                      callback_.callback()));
 632   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 633
 634   // Ack the request.
 635   ProcessPacket(ConstructAckPacket(1, 0, 0));
 636   EXPECT_EQ(ERR_IO_PENDING,
 637             stream_->ReadResponseHeaders(callback_.callback()));
 638
 639   // Send the response with a body.
 640   SetResponse("404 OK", "hello world!");
 641   // In the course of processing this packet, the QuicHttpStream close itself.
 642   if (GetParam() > QUIC_VERSION_12) {
 643     ProcessPacket(ConstructResponseHeadersPacket(2, kFin));
 644   } else {
 645     ProcessPacket(ConstructDataPacket(2, false, kFin, 0, response_data_));
 646   }
 647
 648   EXPECT_TRUE(AtEof());
 649 }
 650
 651 TEST_P(QuicHttpStreamTest, Priority) {
 652   SetRequest("GET", "/", MEDIUM);
 653   if (GetParam() > QUIC_VERSION_12) {
 654     AddWrite(ConstructRequestHeadersPacket(1, kFin));
 655   } else {
 656     AddWrite(ConstructDataPacket(1, kIncludeVersion, kFin, 0, request_data_));
 657   }
 658   AddWrite(ConstructAckAndRstStreamPacket(2));
 659   use_closing_stream_ = true;
 660   Initialize();
 661
 662   request_.method = "GET";
 663   request_.url = GURL("http://www.google.com/");
 664
 665   EXPECT_EQ(OK, stream_->InitializeStream(&request_, MEDIUM,
 666                                           net_log_, callback_.callback()));
 667
 668   // Check that priority is highest.
 669   QuicReliableClientStream* reliable_stream =
 670       QuicHttpStreamPeer::GetQuicReliableClientStream(stream_.get());
 671   DCHECK(reliable_stream);
 672   DCHECK_EQ(QuicWriteBlockedList::kHighestPriority,
 673             reliable_stream->EffectivePriority());
 674
 675   EXPECT_EQ(OK, stream_->SendRequest(headers_, &response_,
 676                                      callback_.callback()));
 677   EXPECT_EQ(&response_, stream_->GetResponseInfo());
 678
 679   // Check that priority has now dropped back to MEDIUM.
 680   DCHECK_EQ(MEDIUM, ConvertQuicPriorityToRequestPriority(
 681       reliable_stream->EffectivePriority()));
 682
 683   // Ack the request.
 684   ProcessPacket(ConstructAckPacket(1, 0, 0));
 685   EXPECT_EQ(ERR_IO_PENDING,
 686             stream_->ReadResponseHeaders(callback_.callback()));
 687
 688   // Send the response with a body.
 689   SetResponse("404 OK", "hello world!");
 690   // In the course of processing this packet, the QuicHttpStream close itself.
 691   if (GetParam() > QUIC_VERSION_12) {
 692     ProcessPacket(ConstructResponseHeadersPacket(2, kFin));
 693   } else {
 694     ProcessPacket(ConstructDataPacket(2, !kIncludeVersion, kFin, 0,
 695                                       response_data_));
 696   }
 697
 698   EXPECT_TRUE(AtEof());
 699 }
 700
 701 // Regression test for http://crbug.com/294870
 702 TEST_P(QuicHttpStreamTest, CheckPriorityWithNoDelegate) {
 703   SetRequest("GET", "/", MEDIUM);
 704   use_closing_stream_ = true;
 705
 706   if (GetParam() > QUIC_VERSION_13) {
 707     AddWrite(ConstructRstStreamPacket(1));
 708   }
 709
 710   Initialize();
 711
 712   request_.method = "GET";
 713   request_.url = GURL("http://www.google.com/");
 714
 715   EXPECT_EQ(OK, stream_->InitializeStream(&request_, MEDIUM,
 716                                           net_log_, callback_.callback()));
 717
 718   // Check that priority is highest.
 719   QuicReliableClientStream* reliable_stream =
 720       QuicHttpStreamPeer::GetQuicReliableClientStream(stream_.get());
 721   DCHECK(reliable_stream);
 722   QuicReliableClientStream::Delegate* delegate = reliable_stream->GetDelegate();
 723   DCHECK(delegate);
 724   DCHECK_EQ(QuicWriteBlockedList::kHighestPriority,
 725             reliable_stream->EffectivePriority());
 726
 727   // Set Delegate to NULL and make sure EffectivePriority returns highest
 728   // priority.
 729   reliable_stream->SetDelegate(NULL);
 730   DCHECK_EQ(QuicWriteBlockedList::kHighestPriority,
 731             reliable_stream->EffectivePriority());
 732   reliable_stream->SetDelegate(delegate);
 733 }
 734
 735 TEST_P(QuicHttpStreamTest, DontCompressHeadersWhenNotWritable) {
 736   SetRequest("GET", "/", MEDIUM);
 737   AddWrite(ConstructDataPacket(1, kIncludeVersion, kFin, 0, request_data_));
 738   Initialize();
 739
 740   if (GetParam() > QUIC_VERSION_12) {
 741     // The behavior tested here is obsolete.
 742     return;
 743   }
 744   request_.method = "GET";
 745   request_.url = GURL("http://www.google.com/");
 746
 747   EXPECT_CALL(*send_algorithm_, TimeUntilSend(_, _, _, _)).
 748       WillRepeatedly(Return(QuicTime::Delta::Infinite()));
 749   EXPECT_EQ(OK, stream_->InitializeStream(&request_, MEDIUM,
 750                                           net_log_, callback_.callback()));
 751   EXPECT_EQ(ERR_IO_PENDING, stream_->SendRequest(headers_, &response_,
 752                                                  callback_.callback()));
 753
 754   // Verify that the headers have not been compressed and buffered in
 755   // the stream.
 756   QuicReliableClientStream* reliable_stream =
 757       QuicHttpStreamPeer::GetQuicReliableClientStream(stream_.get());
 758   EXPECT_FALSE(reliable_stream->HasBufferedData());
 759   EXPECT_FALSE(AtEof());
 760
 761   EXPECT_CALL(*send_algorithm_, TimeUntilSend(_, _, _, _)).
 762       WillRepeatedly(Return(QuicTime::Delta::Zero()));
 763
 764   // Data should flush out now.
 765   connection_->OnCanWrite();
 766   EXPECT_FALSE(reliable_stream->HasBufferedData());
 767   EXPECT_TRUE(AtEof());
 768 }
 769
 770 }  // namespace test
 771 }  // namespace net