| // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | #include "net/third_party/quiche/src/quic/tools/quic_simple_server_stream.h" | 
 |  | 
 | #include <list> | 
 | #include <memory> | 
 | #include <utility> | 
 |  | 
 | #include "net/third_party/quiche/src/quic/core/http/http_encoder.h" | 
 | #include "net/third_party/quiche/src/quic/core/http/spdy_utils.h" | 
 | #include "net/third_party/quiche/src/quic/core/quic_types.h" | 
 | #include "net/third_party/quiche/src/quic/core/quic_utils.h" | 
 | #include "net/third_party/quiche/src/quic/platform/api/quic_expect_bug.h" | 
 | #include "net/third_party/quiche/src/quic/platform/api/quic_ptr_util.h" | 
 | #include "net/third_party/quiche/src/quic/platform/api/quic_socket_address.h" | 
 | #include "net/third_party/quiche/src/quic/platform/api/quic_test.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/crypto_test_utils.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/quic_config_peer.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/quic_connection_peer.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/quic_session_peer.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/quic_spdy_session_peer.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/quic_stream_peer.h" | 
 | #include "net/third_party/quiche/src/quic/test_tools/quic_test_utils.h" | 
 | #include "net/third_party/quiche/src/quic/tools/quic_backend_response.h" | 
 | #include "net/third_party/quiche/src/quic/tools/quic_memory_cache_backend.h" | 
 | #include "net/third_party/quiche/src/quic/tools/quic_simple_server_session.h" | 
 | #include "net/third_party/quiche/src/common/platform/api/quiche_arraysize.h" | 
 | #include "net/third_party/quiche/src/common/platform/api/quiche_optional.h" | 
 | #include "net/third_party/quiche/src/common/platform/api/quiche_string_piece.h" | 
 |  | 
 | using testing::_; | 
 | using testing::AnyNumber; | 
 | using testing::InSequence; | 
 | using testing::Invoke; | 
 | using testing::StrictMock; | 
 |  | 
 | namespace quic { | 
 | namespace test { | 
 |  | 
 | const size_t kFakeFrameLen = 60; | 
 | const size_t kErrorLength = strlen(QuicSimpleServerStream::kErrorResponseBody); | 
 | const size_t kDataFrameHeaderLength = 2; | 
 |  | 
 | class TestStream : public QuicSimpleServerStream { | 
 |  public: | 
 |   TestStream(QuicStreamId stream_id, | 
 |              QuicSpdySession* session, | 
 |              StreamType type, | 
 |              QuicSimpleServerBackend* quic_simple_server_backend) | 
 |       : QuicSimpleServerStream(stream_id, | 
 |                                session, | 
 |                                type, | 
 |                                quic_simple_server_backend) {} | 
 |  | 
 |   ~TestStream() override = default; | 
 |  | 
 |   MOCK_METHOD(void, WriteHeadersMock, (bool fin), ()); | 
 |  | 
 |   size_t WriteHeaders(spdy::SpdyHeaderBlock /*header_block*/, | 
 |                       bool fin, | 
 |                       QuicReferenceCountedPointer<QuicAckListenerInterface> | 
 |                       /*ack_listener*/) override { | 
 |     WriteHeadersMock(fin); | 
 |     return 0; | 
 |   } | 
 |  | 
 |   // Expose protected QuicSimpleServerStream methods. | 
 |   void DoSendResponse() { SendResponse(); } | 
 |   void DoSendErrorResponse() { SendErrorResponse(); } | 
 |  | 
 |   spdy::SpdyHeaderBlock* mutable_headers() { return &request_headers_; } | 
 |   void set_body(std::string body) { body_ = std::move(body); } | 
 |   const std::string& body() const { return body_; } | 
 |   int content_length() const { return content_length_; } | 
 |  | 
 |   quiche::QuicheStringPiece GetHeader(quiche::QuicheStringPiece key) const { | 
 |     auto it = request_headers_.find(key); | 
 |     DCHECK(it != request_headers_.end()); | 
 |     return it->second; | 
 |   } | 
 | }; | 
 |  | 
 | namespace { | 
 |  | 
 | class MockQuicSimpleServerSession : public QuicSimpleServerSession { | 
 |  public: | 
 |   const size_t kMaxStreamsForTest = 100; | 
 |  | 
 |   MockQuicSimpleServerSession( | 
 |       QuicConnection* connection, | 
 |       MockQuicSessionVisitor* owner, | 
 |       MockQuicCryptoServerStreamHelper* helper, | 
 |       QuicCryptoServerConfig* crypto_config, | 
 |       QuicCompressedCertsCache* compressed_certs_cache, | 
 |       QuicSimpleServerBackend* quic_simple_server_backend) | 
 |       : QuicSimpleServerSession(DefaultQuicConfig(), | 
 |                                 CurrentSupportedVersions(), | 
 |                                 connection, | 
 |                                 owner, | 
 |                                 helper, | 
 |                                 crypto_config, | 
 |                                 compressed_certs_cache, | 
 |                                 quic_simple_server_backend) { | 
 |     if (VersionHasIetfQuicFrames(connection->transport_version())) { | 
 |       QuicSessionPeer::SetMaxOpenIncomingUnidirectionalStreams( | 
 |           this, kMaxStreamsForTest); | 
 |       QuicSessionPeer::SetMaxOpenIncomingBidirectionalStreams( | 
 |           this, kMaxStreamsForTest); | 
 |     } else { | 
 |       QuicSessionPeer::SetMaxOpenIncomingStreams(this, kMaxStreamsForTest); | 
 |       QuicSessionPeer::SetMaxOpenOutgoingStreams(this, kMaxStreamsForTest); | 
 |     } | 
 |     ON_CALL(*this, WritevData(_, _, _, _, _, _)) | 
 |         .WillByDefault(Invoke(this, &MockQuicSimpleServerSession::ConsumeData)); | 
 |   } | 
 |  | 
 |   MockQuicSimpleServerSession(const MockQuicSimpleServerSession&) = delete; | 
 |   MockQuicSimpleServerSession& operator=(const MockQuicSimpleServerSession&) = | 
 |       delete; | 
 |   ~MockQuicSimpleServerSession() override = default; | 
 |  | 
 |   MOCK_METHOD(void, | 
 |               OnConnectionClosed, | 
 |               (const QuicConnectionCloseFrame& frame, | 
 |                ConnectionCloseSource source), | 
 |               (override)); | 
 |   MOCK_METHOD(QuicSpdyStream*, | 
 |               CreateIncomingStream, | 
 |               (QuicStreamId id), | 
 |               (override)); | 
 |   MOCK_METHOD(QuicConsumedData, | 
 |               WritevData, | 
 |               (QuicStreamId id, | 
 |                size_t write_length, | 
 |                QuicStreamOffset offset, | 
 |                StreamSendingState state, | 
 |                TransmissionType type, | 
 |                quiche::QuicheOptional<EncryptionLevel> level), | 
 |               (override)); | 
 |   MOCK_METHOD(void, | 
 |               OnStreamHeaderList, | 
 |               (QuicStreamId stream_id, | 
 |                bool fin, | 
 |                size_t frame_len, | 
 |                const QuicHeaderList& header_list), | 
 |               (override)); | 
 |   MOCK_METHOD(void, | 
 |               OnStreamHeadersPriority, | 
 |               (QuicStreamId stream_id, | 
 |                const spdy::SpdyStreamPrecedence& precedence), | 
 |               (override)); | 
 |   MOCK_METHOD(void, | 
 |               SendRstStream, | 
 |               (QuicStreamId stream_id, | 
 |                QuicRstStreamErrorCode error, | 
 |                QuicStreamOffset bytes_written), | 
 |               (override)); | 
 |   // Matchers cannot be used on non-copyable types like SpdyHeaderBlock. | 
 |   void PromisePushResources( | 
 |       const std::string& request_url, | 
 |       const std::list<QuicBackendResponse::ServerPushInfo>& resources, | 
 |       QuicStreamId original_stream_id, | 
 |       const spdy::SpdyStreamPrecedence& original_precedence, | 
 |       const spdy::SpdyHeaderBlock& original_request_headers) override { | 
 |     original_request_headers_ = original_request_headers.Clone(); | 
 |     PromisePushResourcesMock(request_url, resources, original_stream_id, | 
 |                              original_precedence, original_request_headers); | 
 |   } | 
 |   MOCK_METHOD(void, | 
 |               PromisePushResourcesMock, | 
 |               (const std::string&, | 
 |                const std::list<QuicBackendResponse::ServerPushInfo>&, | 
 |                QuicStreamId, | 
 |                const spdy::SpdyStreamPrecedence&, | 
 |                const spdy::SpdyHeaderBlock&), | 
 |               ()); | 
 |  | 
 |   using QuicSession::ActivateStream; | 
 |  | 
 |   QuicConsumedData ConsumeData( | 
 |       QuicStreamId id, | 
 |       size_t write_length, | 
 |       QuicStreamOffset offset, | 
 |       StreamSendingState state, | 
 |       TransmissionType /*type*/, | 
 |       quiche::QuicheOptional<EncryptionLevel> /*level*/) { | 
 |     if (write_length > 0) { | 
 |       auto buf = std::make_unique<char[]>(write_length); | 
 |       QuicStream* stream = GetOrCreateStream(id); | 
 |       DCHECK(stream); | 
 |       QuicDataWriter writer(write_length, buf.get(), quiche::HOST_BYTE_ORDER); | 
 |       stream->WriteStreamData(offset, write_length, &writer); | 
 |     } else { | 
 |       DCHECK(state != NO_FIN); | 
 |     } | 
 |     return QuicConsumedData(write_length, state != NO_FIN); | 
 |   } | 
 |  | 
 |   spdy::SpdyHeaderBlock original_request_headers_; | 
 | }; | 
 |  | 
 | class QuicSimpleServerStreamTest : public QuicTestWithParam<ParsedQuicVersion> { | 
 |  public: | 
 |   QuicSimpleServerStreamTest() | 
 |       : connection_( | 
 |             new StrictMock<MockQuicConnection>(&helper_, | 
 |                                                &alarm_factory_, | 
 |                                                Perspective::IS_SERVER, | 
 |                                                SupportedVersions(GetParam()))), | 
 |         crypto_config_(new QuicCryptoServerConfig( | 
 |             QuicCryptoServerConfig::TESTING, | 
 |             QuicRandom::GetInstance(), | 
 |             crypto_test_utils::ProofSourceForTesting(), | 
 |             KeyExchangeSource::Default())), | 
 |         compressed_certs_cache_( | 
 |             QuicCompressedCertsCache::kQuicCompressedCertsCacheSize), | 
 |         session_(connection_, | 
 |                  &session_owner_, | 
 |                  &session_helper_, | 
 |                  crypto_config_.get(), | 
 |                  &compressed_certs_cache_, | 
 |                  &memory_cache_backend_), | 
 |         quic_response_(new QuicBackendResponse), | 
 |         body_("hello world") { | 
 |     connection_->set_visitor(&session_); | 
 |     header_list_.OnHeaderBlockStart(); | 
 |     header_list_.OnHeader(":authority", "www.google.com"); | 
 |     header_list_.OnHeader(":path", "/"); | 
 |     header_list_.OnHeader(":method", "POST"); | 
 |     header_list_.OnHeader("content-length", "11"); | 
 |  | 
 |     header_list_.OnHeaderBlockEnd(128, 128); | 
 |  | 
 |     // New streams rely on having the peer's flow control receive window | 
 |     // negotiated in the config. | 
 |     session_.config()->SetInitialStreamFlowControlWindowToSend( | 
 |         kInitialStreamFlowControlWindowForTest); | 
 |     session_.config()->SetInitialSessionFlowControlWindowToSend( | 
 |         kInitialSessionFlowControlWindowForTest); | 
 |     session_.Initialize(); | 
 |     if (connection_->version().SupportsAntiAmplificationLimit()) { | 
 |       QuicConnectionPeer::SetAddressValidated(connection_); | 
 |     } | 
 |     stream_ = new StrictMock<TestStream>( | 
 |         GetNthClientInitiatedBidirectionalStreamId( | 
 |             connection_->transport_version(), 0), | 
 |         &session_, BIDIRECTIONAL, &memory_cache_backend_); | 
 |     // Register stream_ in dynamic_stream_map_ and pass ownership to session_. | 
 |     session_.ActivateStream(QuicWrapUnique(stream_)); | 
 |     QuicConfigPeer::SetReceivedInitialSessionFlowControlWindow( | 
 |         session_.config(), kMinimumFlowControlSendWindow); | 
 |     QuicConfigPeer::SetReceivedInitialMaxStreamDataBytesUnidirectional( | 
 |         session_.config(), kMinimumFlowControlSendWindow); | 
 |     QuicConfigPeer::SetReceivedInitialMaxStreamDataBytesIncomingBidirectional( | 
 |         session_.config(), kMinimumFlowControlSendWindow); | 
 |     QuicConfigPeer::SetReceivedInitialMaxStreamDataBytesOutgoingBidirectional( | 
 |         session_.config(), kMinimumFlowControlSendWindow); | 
 |     QuicConfigPeer::SetReceivedMaxUnidirectionalStreams(session_.config(), 10); | 
 |     session_.OnConfigNegotiated(); | 
 |     connection_->AdvanceTime(QuicTime::Delta::FromSeconds(1)); | 
 |   } | 
 |  | 
 |   const std::string& StreamBody() { return stream_->body(); } | 
 |  | 
 |   std::string StreamHeadersValue(const std::string& key) { | 
 |     return (*stream_->mutable_headers())[key].as_string(); | 
 |   } | 
 |  | 
 |   bool UsesHttp3() const { | 
 |     return VersionUsesHttp3(connection_->transport_version()); | 
 |   } | 
 |  | 
 |   spdy::SpdyHeaderBlock response_headers_; | 
 |   MockQuicConnectionHelper helper_; | 
 |   MockAlarmFactory alarm_factory_; | 
 |   StrictMock<MockQuicConnection>* connection_; | 
 |   StrictMock<MockQuicSessionVisitor> session_owner_; | 
 |   StrictMock<MockQuicCryptoServerStreamHelper> session_helper_; | 
 |   std::unique_ptr<QuicCryptoServerConfig> crypto_config_; | 
 |   QuicCompressedCertsCache compressed_certs_cache_; | 
 |   QuicMemoryCacheBackend memory_cache_backend_; | 
 |   StrictMock<MockQuicSimpleServerSession> session_; | 
 |   StrictMock<TestStream>* stream_;  // Owned by session_. | 
 |   std::unique_ptr<QuicBackendResponse> quic_response_; | 
 |   std::string body_; | 
 |   QuicHeaderList header_list_; | 
 | }; | 
 |  | 
 | INSTANTIATE_TEST_SUITE_P(Tests, | 
 |                          QuicSimpleServerStreamTest, | 
 |                          ::testing::ValuesIn(AllSupportedVersions()), | 
 |                          ::testing::PrintToStringParamName()); | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, TestFraming) { | 
 |   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)) | 
 |       .WillRepeatedly( | 
 |           Invoke(&session_, &MockQuicSimpleServerSession::ConsumeData)); | 
 |   stream_->OnStreamHeaderList(false, kFakeFrameLen, header_list_); | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body_.length(), &buffer); | 
 |   std::string header = std::string(buffer.get(), header_length); | 
 |   std::string data = UsesHttp3() ? header + body_ : body_; | 
 |   stream_->OnStreamFrame( | 
 |       QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, data)); | 
 |   EXPECT_EQ("11", StreamHeadersValue("content-length")); | 
 |   EXPECT_EQ("/", StreamHeadersValue(":path")); | 
 |   EXPECT_EQ("POST", StreamHeadersValue(":method")); | 
 |   EXPECT_EQ(body_, StreamBody()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, TestFramingOnePacket) { | 
 |   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)) | 
 |       .WillRepeatedly( | 
 |           Invoke(&session_, &MockQuicSimpleServerSession::ConsumeData)); | 
 |  | 
 |   stream_->OnStreamHeaderList(false, kFakeFrameLen, header_list_); | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body_.length(), &buffer); | 
 |   std::string header = std::string(buffer.get(), header_length); | 
 |   std::string data = UsesHttp3() ? header + body_ : body_; | 
 |   stream_->OnStreamFrame( | 
 |       QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, data)); | 
 |   EXPECT_EQ("11", StreamHeadersValue("content-length")); | 
 |   EXPECT_EQ("/", StreamHeadersValue(":path")); | 
 |   EXPECT_EQ("POST", StreamHeadersValue(":method")); | 
 |   EXPECT_EQ(body_, StreamBody()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, SendQuicRstStreamNoErrorInStopReading) { | 
 |   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)) | 
 |       .WillRepeatedly( | 
 |           Invoke(&session_, &MockQuicSimpleServerSession::ConsumeData)); | 
 |  | 
 |   EXPECT_FALSE(stream_->fin_received()); | 
 |   EXPECT_FALSE(stream_->rst_received()); | 
 |  | 
 |   QuicStreamPeer::SetFinSent(stream_); | 
 |   stream_->CloseWriteSide(); | 
 |  | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_STREAM_NO_ERROR, _)).Times(1); | 
 |   stream_->StopReading(); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, TestFramingExtraData) { | 
 |   InSequence seq; | 
 |   std::string large_body = "hello world!!!!!!"; | 
 |  | 
 |   // We'll automatically write out an error (headers + body) | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, | 
 |                 WritevData(_, kDataFrameHeaderLength, _, NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, WritevData(_, kErrorLength, _, FIN, _, _)); | 
 |  | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_STREAM_NO_ERROR, _)).Times(0); | 
 |  | 
 |   stream_->OnStreamHeaderList(false, kFakeFrameLen, header_list_); | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body_.length(), &buffer); | 
 |   std::string header = std::string(buffer.get(), header_length); | 
 |   std::string data = UsesHttp3() ? header + body_ : body_; | 
 |  | 
 |   stream_->OnStreamFrame( | 
 |       QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, data)); | 
 |   // Content length is still 11.  This will register as an error and we won't | 
 |   // accept the bytes. | 
 |   header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(large_body.length(), &buffer); | 
 |   header = std::string(buffer.get(), header_length); | 
 |   std::string data2 = UsesHttp3() ? header + large_body : large_body; | 
 |   stream_->OnStreamFrame( | 
 |       QuicStreamFrame(stream_->id(), /*fin=*/true, data.size(), data2)); | 
 |   EXPECT_EQ("11", StreamHeadersValue("content-length")); | 
 |   EXPECT_EQ("/", StreamHeadersValue(":path")); | 
 |   EXPECT_EQ("POST", StreamHeadersValue(":method")); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, SendResponseWithIllegalResponseStatus) { | 
 |   // Send an illegal response with response status not supported by HTTP/2. | 
 |   spdy::SpdyHeaderBlock* request_headers = stream_->mutable_headers(); | 
 |   (*request_headers)[":path"] = "/bar"; | 
 |   (*request_headers)[":authority"] = "www.google.com"; | 
 |   (*request_headers)[":method"] = "GET"; | 
 |  | 
 |   // HTTP/2 only supports integer responsecode, so "200 OK" is illegal. | 
 |   response_headers_[":status"] = "200 OK"; | 
 |   response_headers_["content-length"] = "5"; | 
 |   std::string body = "Yummm"; | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body.length(), &buffer); | 
 |  | 
 |   memory_cache_backend_.AddResponse("www.google.com", "/bar", | 
 |                                     std::move(response_headers_), body); | 
 |  | 
 |   QuicStreamPeer::SetFinReceived(stream_); | 
 |  | 
 |   InSequence s; | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, WritevData(_, header_length, _, NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, WritevData(_, kErrorLength, _, FIN, _, _)); | 
 |  | 
 |   stream_->DoSendResponse(); | 
 |   EXPECT_FALSE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, SendResponseWithIllegalResponseStatus2) { | 
 |   // Send an illegal response with response status not supported by HTTP/2. | 
 |   spdy::SpdyHeaderBlock* request_headers = stream_->mutable_headers(); | 
 |   (*request_headers)[":path"] = "/bar"; | 
 |   (*request_headers)[":authority"] = "www.google.com"; | 
 |   (*request_headers)[":method"] = "GET"; | 
 |  | 
 |   // HTTP/2 only supports 3-digit-integer, so "+200" is illegal. | 
 |   response_headers_[":status"] = "+200"; | 
 |   response_headers_["content-length"] = "5"; | 
 |   std::string body = "Yummm"; | 
 |  | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body.length(), &buffer); | 
 |  | 
 |   memory_cache_backend_.AddResponse("www.google.com", "/bar", | 
 |                                     std::move(response_headers_), body); | 
 |  | 
 |   QuicStreamPeer::SetFinReceived(stream_); | 
 |  | 
 |   InSequence s; | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, WritevData(_, header_length, _, NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, WritevData(_, kErrorLength, _, FIN, _, _)); | 
 |  | 
 |   stream_->DoSendResponse(); | 
 |   EXPECT_FALSE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, SendPushResponseWith404Response) { | 
 |   // Create a new promised stream with even id(). | 
 |   auto promised_stream = new StrictMock<TestStream>( | 
 |       GetNthServerInitiatedUnidirectionalStreamId( | 
 |           connection_->transport_version(), 3), | 
 |       &session_, WRITE_UNIDIRECTIONAL, &memory_cache_backend_); | 
 |   session_.ActivateStream(QuicWrapUnique(promised_stream)); | 
 |  | 
 |   // Send a push response with response status 404, which will be regarded as | 
 |   // invalid server push response. | 
 |   spdy::SpdyHeaderBlock* request_headers = promised_stream->mutable_headers(); | 
 |   (*request_headers)[":path"] = "/bar"; | 
 |   (*request_headers)[":authority"] = "www.google.com"; | 
 |   (*request_headers)[":method"] = "GET"; | 
 |  | 
 |   response_headers_[":status"] = "404"; | 
 |   response_headers_["content-length"] = "8"; | 
 |   std::string body = "NotFound"; | 
 |  | 
 |   memory_cache_backend_.AddResponse("www.google.com", "/bar", | 
 |                                     std::move(response_headers_), body); | 
 |  | 
 |   InSequence s; | 
 |   EXPECT_CALL(session_, | 
 |               SendRstStream(promised_stream->id(), QUIC_STREAM_CANCELLED, 0)); | 
 |  | 
 |   promised_stream->DoSendResponse(); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, SendResponseWithValidHeaders) { | 
 |   // Add a request and response with valid headers. | 
 |   spdy::SpdyHeaderBlock* request_headers = stream_->mutable_headers(); | 
 |   (*request_headers)[":path"] = "/bar"; | 
 |   (*request_headers)[":authority"] = "www.google.com"; | 
 |   (*request_headers)[":method"] = "GET"; | 
 |  | 
 |   response_headers_[":status"] = "200"; | 
 |   response_headers_["content-length"] = "5"; | 
 |   std::string body = "Yummm"; | 
 |  | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body.length(), &buffer); | 
 |  | 
 |   memory_cache_backend_.AddResponse("www.google.com", "/bar", | 
 |                                     std::move(response_headers_), body); | 
 |   QuicStreamPeer::SetFinReceived(stream_); | 
 |  | 
 |   InSequence s; | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, WritevData(_, header_length, _, NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, WritevData(_, body.length(), _, FIN, _, _)); | 
 |  | 
 |   stream_->DoSendResponse(); | 
 |   EXPECT_FALSE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, SendResponseWithPushResources) { | 
 |   // Tests that if a response has push resources to be send, SendResponse() will | 
 |   // call PromisePushResources() to handle these resources. | 
 |  | 
 |   // Add a request and response with valid headers into cache. | 
 |   std::string host = "www.google.com"; | 
 |   std::string request_path = "/foo"; | 
 |   std::string body = "Yummm"; | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(body.length(), &buffer); | 
 |   QuicBackendResponse::ServerPushInfo push_info( | 
 |       QuicUrl(host, "/bar"), spdy::SpdyHeaderBlock(), | 
 |       QuicStream::kDefaultPriority, "Push body"); | 
 |   std::list<QuicBackendResponse::ServerPushInfo> push_resources; | 
 |   push_resources.push_back(push_info); | 
 |   memory_cache_backend_.AddSimpleResponseWithServerPushResources( | 
 |       host, request_path, 200, body, push_resources); | 
 |  | 
 |   spdy::SpdyHeaderBlock* request_headers = stream_->mutable_headers(); | 
 |   (*request_headers)[":path"] = request_path; | 
 |   (*request_headers)[":authority"] = host; | 
 |   (*request_headers)[":method"] = "GET"; | 
 |  | 
 |   QuicStreamPeer::SetFinReceived(stream_); | 
 |   InSequence s; | 
 |   EXPECT_CALL(session_, PromisePushResourcesMock( | 
 |                             host + request_path, _, | 
 |                             GetNthClientInitiatedBidirectionalStreamId( | 
 |                                 connection_->transport_version(), 0), | 
 |                             _, _)); | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, WritevData(_, header_length, _, NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, WritevData(_, body.length(), _, FIN, _, _)); | 
 |   stream_->DoSendResponse(); | 
 |   EXPECT_EQ(*request_headers, session_.original_request_headers_); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, PushResponseOnClientInitiatedStream) { | 
 |   // EXPECT_QUIC_BUG tests are expensive so only run one instance of them. | 
 |   if (GetParam() != AllSupportedVersions()[0]) { | 
 |     return; | 
 |   } | 
 |  | 
 |   // Calling PushResponse() on a client initialted stream is never supposed to | 
 |   // happen. | 
 |   EXPECT_QUIC_BUG(stream_->PushResponse(spdy::SpdyHeaderBlock()), | 
 |                   "Client initiated stream" | 
 |                   " shouldn't be used as promised stream."); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, PushResponseOnServerInitiatedStream) { | 
 |   // Tests that PushResponse() should take the given headers as request headers | 
 |   // and fetch response from cache, and send it out. | 
 |  | 
 |   // Create a stream with even stream id and test against this stream. | 
 |   const QuicStreamId kServerInitiatedStreamId = | 
 |       GetNthServerInitiatedUnidirectionalStreamId( | 
 |           connection_->transport_version(), 3); | 
 |   // Create a server initiated stream and pass it to session_. | 
 |   auto server_initiated_stream = | 
 |       new StrictMock<TestStream>(kServerInitiatedStreamId, &session_, | 
 |                                  WRITE_UNIDIRECTIONAL, &memory_cache_backend_); | 
 |   session_.ActivateStream(QuicWrapUnique(server_initiated_stream)); | 
 |  | 
 |   const std::string kHost = "www.foo.com"; | 
 |   const std::string kPath = "/bar"; | 
 |   spdy::SpdyHeaderBlock headers; | 
 |   headers[":path"] = kPath; | 
 |   headers[":authority"] = kHost; | 
 |   headers[":method"] = "GET"; | 
 |  | 
 |   response_headers_[":status"] = "200"; | 
 |   response_headers_["content-length"] = "5"; | 
 |   const std::string kBody = "Hello"; | 
 |   std::unique_ptr<char[]> buffer; | 
 |   QuicByteCount header_length = | 
 |       HttpEncoder::SerializeDataFrameHeader(kBody.length(), &buffer); | 
 |   memory_cache_backend_.AddResponse(kHost, kPath, std::move(response_headers_), | 
 |                                     kBody); | 
 |  | 
 |   // Call PushResponse() should trigger stream to fetch response from cache | 
 |   // and send it back. | 
 |   InSequence s; | 
 |   EXPECT_CALL(*server_initiated_stream, WriteHeadersMock(false)); | 
 |  | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, WritevData(kServerInitiatedStreamId, header_length, _, | 
 |                                      NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, | 
 |               WritevData(kServerInitiatedStreamId, kBody.size(), _, FIN, _, _)); | 
 |   server_initiated_stream->PushResponse(std::move(headers)); | 
 |   EXPECT_EQ(kPath, server_initiated_stream->GetHeader(":path")); | 
 |   EXPECT_EQ("GET", server_initiated_stream->GetHeader(":method")); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, TestSendErrorResponse) { | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_STREAM_NO_ERROR, _)).Times(0); | 
 |  | 
 |   QuicStreamPeer::SetFinReceived(stream_); | 
 |  | 
 |   InSequence s; | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   if (UsesHttp3()) { | 
 |     EXPECT_CALL(session_, | 
 |                 WritevData(_, kDataFrameHeaderLength, _, NO_FIN, _, _)); | 
 |   } | 
 |   EXPECT_CALL(session_, WritevData(_, kErrorLength, _, FIN, _, _)); | 
 |  | 
 |   stream_->DoSendErrorResponse(); | 
 |   EXPECT_FALSE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, InvalidMultipleContentLength) { | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_STREAM_NO_ERROR, _)).Times(0); | 
 |  | 
 |   spdy::SpdyHeaderBlock request_headers; | 
 |   // \000 is a way to write the null byte when followed by a literal digit. | 
 |   header_list_.OnHeader("content-length", | 
 |                         quiche::QuicheStringPiece("11\00012", 5)); | 
 |  | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)) | 
 |       .WillRepeatedly( | 
 |           Invoke(&session_, &MockQuicSimpleServerSession::ConsumeData)); | 
 |   stream_->OnStreamHeaderList(true, kFakeFrameLen, header_list_); | 
 |  | 
 |   EXPECT_TRUE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_TRUE(stream_->reading_stopped()); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, InvalidLeadingNullContentLength) { | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_STREAM_NO_ERROR, _)).Times(0); | 
 |  | 
 |   spdy::SpdyHeaderBlock request_headers; | 
 |   // \000 is a way to write the null byte when followed by a literal digit. | 
 |   header_list_.OnHeader("content-length", | 
 |                         quiche::QuicheStringPiece("\00012", 3)); | 
 |  | 
 |   EXPECT_CALL(*stream_, WriteHeadersMock(false)); | 
 |   EXPECT_CALL(session_, WritevData(_, _, _, _, _, _)) | 
 |       .WillRepeatedly( | 
 |           Invoke(&session_, &MockQuicSimpleServerSession::ConsumeData)); | 
 |   stream_->OnStreamHeaderList(true, kFakeFrameLen, header_list_); | 
 |  | 
 |   EXPECT_TRUE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_TRUE(stream_->reading_stopped()); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, ValidMultipleContentLength) { | 
 |   spdy::SpdyHeaderBlock request_headers; | 
 |   // \000 is a way to write the null byte when followed by a literal digit. | 
 |   header_list_.OnHeader("content-length", | 
 |                         quiche::QuicheStringPiece("11\00011", 5)); | 
 |  | 
 |   stream_->OnStreamHeaderList(false, kFakeFrameLen, header_list_); | 
 |  | 
 |   EXPECT_EQ(11, stream_->content_length()); | 
 |   EXPECT_FALSE(QuicStreamPeer::read_side_closed(stream_)); | 
 |   EXPECT_FALSE(stream_->reading_stopped()); | 
 |   EXPECT_FALSE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, | 
 |        DoNotSendQuicRstStreamNoErrorWithRstReceived) { | 
 |   InSequence s; | 
 |   EXPECT_FALSE(stream_->reading_stopped()); | 
 |  | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_STREAM_NO_ERROR, _)).Times(0); | 
 |   if (VersionUsesHttp3(connection_->transport_version())) { | 
 |     // Unidirectional stream type and then a Stream Cancellation instruction is | 
 |     // sent on the QPACK decoder stream.  Ignore these writes without any | 
 |     // assumption on their number or size. | 
 |     auto* qpack_decoder_stream = | 
 |         QuicSpdySessionPeer::GetQpackDecoderSendStream(&session_); | 
 |     EXPECT_CALL(session_, WritevData(qpack_decoder_stream->id(), _, _, _, _, _)) | 
 |         .Times(AnyNumber()); | 
 |   } | 
 |   EXPECT_CALL(session_, SendRstStream(_, QUIC_RST_ACKNOWLEDGEMENT, _)).Times(1); | 
 |   QuicRstStreamFrame rst_frame(kInvalidControlFrameId, stream_->id(), | 
 |                                QUIC_STREAM_CANCELLED, 1234); | 
 |   stream_->OnStreamReset(rst_frame); | 
 |   if (VersionHasIetfQuicFrames(connection_->transport_version())) { | 
 |     // For V99 receiving a RST_STREAM causes a 1-way close; the test requires | 
 |     // a full close. A CloseWriteSide closes the other half of the stream. | 
 |     // Everything should then work properly. | 
 |     stream_->CloseWriteSide(); | 
 |   } | 
 |   EXPECT_TRUE(stream_->reading_stopped()); | 
 |   EXPECT_TRUE(stream_->write_side_closed()); | 
 | } | 
 |  | 
 | TEST_P(QuicSimpleServerStreamTest, InvalidHeadersWithFin) { | 
 |   char arr[] = { | 
 |       0x3a, 0x68, 0x6f, 0x73,  // :hos | 
 |       0x74, 0x00, 0x00, 0x00,  // t... | 
 |       0x00, 0x00, 0x00, 0x00,  // .... | 
 |       0x07, 0x3a, 0x6d, 0x65,  // .:me | 
 |       0x74, 0x68, 0x6f, 0x64,  // thod | 
 |       0x00, 0x00, 0x00, 0x03,  // .... | 
 |       0x47, 0x45, 0x54, 0x00,  // GET. | 
 |       0x00, 0x00, 0x05, 0x3a,  // ...: | 
 |       0x70, 0x61, 0x74, 0x68,  // path | 
 |       0x00, 0x00, 0x00, 0x04,  // .... | 
 |       0x2f, 0x66, 0x6f, 0x6f,  // /foo | 
 |       0x00, 0x00, 0x00, 0x07,  // .... | 
 |       0x3a, 0x73, 0x63, 0x68,  // :sch | 
 |       0x65, 0x6d, 0x65, 0x00,  // eme. | 
 |       0x00, 0x00, 0x00, 0x00,  // .... | 
 |       0x00, 0x00, 0x08, 0x3a,  // ...: | 
 |       0x76, 0x65, 0x72, 0x73,  // vers | 
 |       0x96, 0x6f, 0x6e, 0x00,  // <i(69)>on. | 
 |       0x00, 0x00, 0x08, 0x48,  // ...H | 
 |       0x54, 0x54, 0x50, 0x2f,  // TTP/ | 
 |       0x31, 0x2e, 0x31,        // 1.1 | 
 |   }; | 
 |   quiche::QuicheStringPiece data(arr, QUICHE_ARRAYSIZE(arr)); | 
 |   QuicStreamFrame frame(stream_->id(), true, 0, data); | 
 |   // Verify that we don't crash when we get a invalid headers in stream frame. | 
 |   stream_->OnStreamFrame(frame); | 
 | } | 
 |  | 
 | }  // namespace | 
 | }  // namespace test | 
 | }  // namespace quic |