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Unified Diff: net/quic/quic_session_test.cc

Issue 2193073003: Move shared files in net/quic/ into net/quic/core/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: io_thread_unittest.cc Created 4 years, 5 months ago
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Index: net/quic/quic_session_test.cc
diff --git a/net/quic/quic_session_test.cc b/net/quic/quic_session_test.cc
deleted file mode 100644
index 7ff33d12c27380666087a31bba926944e5e13ba4..0000000000000000000000000000000000000000
--- a/net/quic/quic_session_test.cc
+++ /dev/null
@@ -1,1212 +0,0 @@
-// Copyright (c) 2012 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/quic/quic_session.h"
-
-#include <set>
-#include <utility>
-
-#include "base/rand_util.h"
-#include "base/stl_util.h"
-#include "base/strings/string_number_conversions.h"
-#include "build/build_config.h"
-#include "net/quic/crypto/crypto_protocol.h"
-#include "net/quic/quic_crypto_stream.h"
-#include "net/quic/quic_flags.h"
-#include "net/quic/quic_protocol.h"
-#include "net/quic/quic_utils.h"
-#include "net/quic/reliable_quic_stream.h"
-#include "net/quic/test_tools/quic_config_peer.h"
-#include "net/quic/test_tools/quic_connection_peer.h"
-#include "net/quic/test_tools/quic_flow_controller_peer.h"
-#include "net/quic/test_tools/quic_headers_stream_peer.h"
-#include "net/quic/test_tools/quic_session_peer.h"
-#include "net/quic/test_tools/quic_spdy_session_peer.h"
-#include "net/quic/test_tools/quic_spdy_stream_peer.h"
-#include "net/quic/test_tools/quic_test_utils.h"
-#include "net/quic/test_tools/reliable_quic_stream_peer.h"
-#include "net/spdy/spdy_framer.h"
-#include "net/test/gtest_util.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gmock_mutant.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-using net::SpdyHeaderBlock;
-using net::SpdyPriority;
-using std::set;
-using std::string;
-using std::vector;
-using testing::CreateFunctor;
-using testing::AtLeast;
-using testing::InSequence;
-using testing::Invoke;
-using testing::Return;
-using testing::StrictMock;
-using testing::_;
-
-namespace net {
-namespace test {
-namespace {
-
-const SpdyPriority kHighestPriority = kV3HighestPriority;
-
-class TestCryptoStream : public QuicCryptoStream {
- public:
- explicit TestCryptoStream(QuicSession* session) : QuicCryptoStream(session) {}
-
- void OnHandshakeMessage(const CryptoHandshakeMessage& /*message*/) override {
- encryption_established_ = true;
- handshake_confirmed_ = true;
- CryptoHandshakeMessage msg;
- string error_details;
- session()->config()->SetInitialStreamFlowControlWindowToSend(
- kInitialStreamFlowControlWindowForTest);
- session()->config()->SetInitialSessionFlowControlWindowToSend(
- kInitialSessionFlowControlWindowForTest);
- session()->config()->ToHandshakeMessage(&msg);
- const QuicErrorCode error =
- session()->config()->ProcessPeerHello(msg, CLIENT, &error_details);
- EXPECT_EQ(QUIC_NO_ERROR, error);
- session()->OnConfigNegotiated();
- session()->OnCryptoHandshakeEvent(QuicSession::HANDSHAKE_CONFIRMED);
- }
-
- MOCK_METHOD0(OnCanWrite, void());
-};
-
-class TestHeadersStream : public QuicHeadersStream {
- public:
- explicit TestHeadersStream(QuicSpdySession* session)
- : QuicHeadersStream(session) {}
-
- MOCK_METHOD0(OnCanWrite, void());
-};
-
-class TestStream : public QuicSpdyStream {
- public:
- TestStream(QuicStreamId id, QuicSpdySession* session)
- : QuicSpdyStream(id, session) {}
-
- using ReliableQuicStream::CloseWriteSide;
-
- void OnDataAvailable() override {}
-
- MOCK_METHOD0(OnCanWrite, void());
-};
-
-// Poor man's functor for use as callback in a mock.
-class StreamBlocker {
- public:
- StreamBlocker(QuicSession* session, QuicStreamId stream_id)
- : session_(session), stream_id_(stream_id) {}
-
- void MarkConnectionLevelWriteBlocked() {
- session_->MarkConnectionLevelWriteBlocked(stream_id_);
- }
-
- private:
- QuicSession* const session_;
- const QuicStreamId stream_id_;
-};
-
-class TestSession : public QuicSpdySession {
- public:
- explicit TestSession(QuicConnection* connection)
- : QuicSpdySession(connection, DefaultQuicConfig()),
- crypto_stream_(this),
- writev_consumes_all_data_(false) {
- Initialize();
- }
-
- TestCryptoStream* GetCryptoStream() override { return &crypto_stream_; }
-
- TestStream* CreateOutgoingDynamicStream(SpdyPriority priority) override {
- TestStream* stream = new TestStream(GetNextOutgoingStreamId(), this);
- stream->SetPriority(priority);
- ActivateStream(stream);
- return stream;
- }
-
- TestStream* CreateIncomingDynamicStream(QuicStreamId id) override {
- // Enforce the limit on the number of open streams.
- if (GetNumOpenIncomingStreams() + 1 > max_open_incoming_streams()) {
- connection()->CloseConnection(
- QUIC_TOO_MANY_OPEN_STREAMS, "Too many streams!",
- ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);
- return nullptr;
- } else {
- TestStream* stream = new TestStream(id, this);
- ActivateStream(stream);
- return stream;
- }
- }
-
- bool ShouldCreateIncomingDynamicStream(QuicStreamId /*id*/) override {
- return true;
- }
-
- bool ShouldCreateOutgoingDynamicStream() override { return true; }
-
- bool IsClosedStream(QuicStreamId id) {
- return QuicSession::IsClosedStream(id);
- }
-
- ReliableQuicStream* GetOrCreateDynamicStream(QuicStreamId stream_id) {
- return QuicSpdySession::GetOrCreateDynamicStream(stream_id);
- }
-
- QuicConsumedData WritevData(
- ReliableQuicStream* stream,
- QuicStreamId id,
- QuicIOVector data,
- QuicStreamOffset offset,
- bool fin,
- QuicAckListenerInterface* ack_notifier_delegate) override {
- QuicConsumedData consumed(data.total_length, fin);
- if (!writev_consumes_all_data_) {
- consumed = QuicSession::WritevData(stream, id, data, offset, fin,
- ack_notifier_delegate);
- }
- QuicSessionPeer::GetWriteBlockedStreams(this)->UpdateBytesForStream(
- id, consumed.bytes_consumed);
- return consumed;
- }
-
- void set_writev_consumes_all_data(bool val) {
- writev_consumes_all_data_ = val;
- }
-
- QuicConsumedData SendStreamData(ReliableQuicStream* stream) {
- struct iovec iov;
- return WritevData(stream, stream->id(), MakeIOVector("not empty", &iov), 0,
- true, nullptr);
- }
-
- QuicConsumedData SendLargeFakeData(ReliableQuicStream* stream, int bytes) {
- DCHECK(writev_consumes_all_data_);
- struct iovec iov;
- iov.iov_base = nullptr; // should not be read.
- iov.iov_len = static_cast<size_t>(bytes);
- return WritevData(stream, stream->id(), QuicIOVector(&iov, 1, bytes), 0,
- true, nullptr);
- }
-
- using QuicSession::PostProcessAfterData;
-
- private:
- StrictMock<TestCryptoStream> crypto_stream_;
-
- bool writev_consumes_all_data_;
-};
-
-class QuicSessionTestBase : public ::testing::TestWithParam<QuicVersion> {
- protected:
- explicit QuicSessionTestBase(Perspective perspective)
- : connection_(
- new StrictMock<MockQuicConnection>(&helper_,
- &alarm_factory_,
- perspective,
- SupportedVersions(GetParam()))),
- session_(connection_) {
- FLAGS_quic_always_log_bugs_for_tests = true;
- session_.config()->SetInitialStreamFlowControlWindowToSend(
- kInitialStreamFlowControlWindowForTest);
- session_.config()->SetInitialSessionFlowControlWindowToSend(
- kInitialSessionFlowControlWindowForTest);
- headers_[":host"] = "www.google.com";
- headers_[":path"] = "/index.hml";
- headers_[":scheme"] = "http";
- headers_["cookie"] =
- "__utma=208381060.1228362404.1372200928.1372200928.1372200928.1; "
- "__utmc=160408618; "
- "GX=DQAAAOEAAACWJYdewdE9rIrW6qw3PtVi2-d729qaa-74KqOsM1NVQblK4VhX"
- "hoALMsy6HOdDad2Sz0flUByv7etmo3mLMidGrBoljqO9hSVA40SLqpG_iuKKSHX"
- "RW3Np4bq0F0SDGDNsW0DSmTS9ufMRrlpARJDS7qAI6M3bghqJp4eABKZiRqebHT"
- "pMU-RXvTI5D5oCF1vYxYofH_l1Kviuiy3oQ1kS1enqWgbhJ2t61_SNdv-1XJIS0"
- "O3YeHLmVCs62O6zp89QwakfAWK9d3IDQvVSJzCQsvxvNIvaZFa567MawWlXg0Rh"
- "1zFMi5vzcns38-8_Sns; "
- "GA=v*2%2Fmem*57968640*47239936%2Fmem*57968640*47114716%2Fno-nm-"
- "yj*15%2Fno-cc-yj*5%2Fpc-ch*133685%2Fpc-s-cr*133947%2Fpc-s-t*1339"
- "47%2Fno-nm-yj*4%2Fno-cc-yj*1%2Fceft-as*1%2Fceft-nqas*0%2Fad-ra-c"
- "v_p%2Fad-nr-cv_p-f*1%2Fad-v-cv_p*859%2Fad-ns-cv_p-f*1%2Ffn-v-ad%"
- "2Fpc-t*250%2Fpc-cm*461%2Fpc-s-cr*722%2Fpc-s-t*722%2Fau_p*4"
- "SICAID=AJKiYcHdKgxum7KMXG0ei2t1-W4OD1uW-ecNsCqC0wDuAXiDGIcT_HA2o1"
- "3Rs1UKCuBAF9g8rWNOFbxt8PSNSHFuIhOo2t6bJAVpCsMU5Laa6lewuTMYI8MzdQP"
- "ARHKyW-koxuhMZHUnGBJAM1gJODe0cATO_KGoX4pbbFxxJ5IicRxOrWK_5rU3cdy6"
- "edlR9FsEdH6iujMcHkbE5l18ehJDwTWmBKBzVD87naobhMMrF6VvnDGxQVGp9Ir_b"
- "Rgj3RWUoPumQVCxtSOBdX0GlJOEcDTNCzQIm9BSfetog_eP_TfYubKudt5eMsXmN6"
- "QnyXHeGeK2UINUzJ-D30AFcpqYgH9_1BvYSpi7fc7_ydBU8TaD8ZRxvtnzXqj0RfG"
- "tuHghmv3aD-uzSYJ75XDdzKdizZ86IG6Fbn1XFhYZM-fbHhm3mVEXnyRW4ZuNOLFk"
- "Fas6LMcVC6Q8QLlHYbXBpdNFuGbuZGUnav5C-2I_-46lL0NGg3GewxGKGHvHEfoyn"
- "EFFlEYHsBQ98rXImL8ySDycdLEFvBPdtctPmWCfTxwmoSMLHU2SCVDhbqMWU5b0yr"
- "JBCScs_ejbKaqBDoB7ZGxTvqlrB__2ZmnHHjCr8RgMRtKNtIeuZAo ";
- connection_->AdvanceTime(QuicTime::Delta::FromSeconds(1));
- // TODO(ianswett): Fix QuicSessionTests so they don't attempt to write
- // non-crypto stream data at ENCRYPTION_NONE.
- FLAGS_quic_never_write_unencrypted_data = false;
- }
-
- void CheckClosedStreams() {
- for (QuicStreamId i = kCryptoStreamId; i < 100; i++) {
- if (!ContainsKey(closed_streams_, i)) {
- EXPECT_FALSE(session_.IsClosedStream(i)) << " stream id: " << i;
- } else {
- EXPECT_TRUE(session_.IsClosedStream(i)) << " stream id: " << i;
- }
- }
- }
-
- void CloseStream(QuicStreamId id) {
- EXPECT_CALL(*connection_, SendRstStream(id, _, _));
- session_.CloseStream(id);
- closed_streams_.insert(id);
- }
-
- QuicVersion version() const { return connection_->version(); }
-
- MockQuicConnectionHelper helper_;
- MockAlarmFactory alarm_factory_;
- StrictMock<MockQuicConnection>* connection_;
- TestSession session_;
- set<QuicStreamId> closed_streams_;
- SpdyHeaderBlock headers_;
-};
-
-class QuicSessionTestServer : public QuicSessionTestBase {
- protected:
- QuicSessionTestServer() : QuicSessionTestBase(Perspective::IS_SERVER) {}
-};
-
-INSTANTIATE_TEST_CASE_P(Tests,
- QuicSessionTestServer,
- ::testing::ValuesIn(QuicSupportedVersions()));
-
-TEST_P(QuicSessionTestServer, PeerAddress) {
- EXPECT_EQ(IPEndPoint(Loopback4(), kTestPort), session_.peer_address());
-}
-
-TEST_P(QuicSessionTestServer, IsCryptoHandshakeConfirmed) {
- EXPECT_FALSE(session_.IsCryptoHandshakeConfirmed());
- CryptoHandshakeMessage message;
- session_.GetCryptoStream()->OnHandshakeMessage(message);
- EXPECT_TRUE(session_.IsCryptoHandshakeConfirmed());
-}
-
-TEST_P(QuicSessionTestServer, IsClosedStreamDefault) {
- // Ensure that no streams are initially closed.
- for (QuicStreamId i = kCryptoStreamId; i < 100; i++) {
- EXPECT_FALSE(session_.IsClosedStream(i)) << "stream id: " << i;
- }
-}
-
-TEST_P(QuicSessionTestServer, AvailableStreams) {
- ASSERT_TRUE(session_.GetOrCreateDynamicStream(9) != nullptr);
- // Both 5 and 7 should be available.
- EXPECT_TRUE(QuicSessionPeer::IsStreamAvailable(&session_, 5));
- EXPECT_TRUE(QuicSessionPeer::IsStreamAvailable(&session_, 7));
- ASSERT_TRUE(session_.GetOrCreateDynamicStream(7) != nullptr);
- ASSERT_TRUE(session_.GetOrCreateDynamicStream(5) != nullptr);
-}
-
-TEST_P(QuicSessionTestServer, IsClosedStreamLocallyCreated) {
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- EXPECT_EQ(2u, stream2->id());
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- EXPECT_EQ(4u, stream4->id());
-
- CheckClosedStreams();
- CloseStream(4);
- CheckClosedStreams();
- CloseStream(2);
- CheckClosedStreams();
-}
-
-TEST_P(QuicSessionTestServer, IsClosedStreamPeerCreated) {
- QuicStreamId stream_id1 = kClientDataStreamId1;
- QuicStreamId stream_id2 = kClientDataStreamId2;
- session_.GetOrCreateDynamicStream(stream_id1);
- session_.GetOrCreateDynamicStream(stream_id2);
-
- CheckClosedStreams();
- CloseStream(stream_id1);
- CheckClosedStreams();
- CloseStream(stream_id2);
- // Create a stream, and make another available.
- ReliableQuicStream* stream3 =
- session_.GetOrCreateDynamicStream(stream_id2 + 4);
- CheckClosedStreams();
- // Close one, but make sure the other is still not closed
- CloseStream(stream3->id());
- CheckClosedStreams();
-}
-
-TEST_P(QuicSessionTestServer, MaximumAvailableOpenedStreams) {
- QuicStreamId stream_id = kClientDataStreamId1;
- session_.GetOrCreateDynamicStream(stream_id);
- EXPECT_CALL(*connection_, CloseConnection(_, _, _)).Times(0);
- EXPECT_NE(nullptr,
- session_.GetOrCreateDynamicStream(
- stream_id + 2 * (session_.max_open_incoming_streams() - 1)));
-}
-
-TEST_P(QuicSessionTestServer, TooManyAvailableStreams) {
- QuicStreamId stream_id1 = kClientDataStreamId1;
- QuicStreamId stream_id2;
- EXPECT_NE(nullptr, session_.GetOrCreateDynamicStream(stream_id1));
- // A stream ID which is too large to create.
- stream_id2 = stream_id1 + 2 * session_.MaxAvailableStreams() + 4;
- EXPECT_CALL(*connection_,
- CloseConnection(QUIC_TOO_MANY_AVAILABLE_STREAMS, _, _));
- EXPECT_EQ(nullptr, session_.GetOrCreateDynamicStream(stream_id2));
-}
-
-TEST_P(QuicSessionTestServer, ManyAvailableStreams) {
- // When max_open_streams_ is 200, should be able to create 200 streams
- // out-of-order, that is, creating the one with the largest stream ID first.
- QuicSessionPeer::SetMaxOpenIncomingStreams(&session_, 200);
- QuicStreamId stream_id = kClientDataStreamId1;
- // Create one stream.
- session_.GetOrCreateDynamicStream(stream_id);
- EXPECT_CALL(*connection_, CloseConnection(_, _, _)).Times(0);
- // Create the largest stream ID of a threatened total of 200 streams.
- session_.GetOrCreateDynamicStream(stream_id + 2 * (200 - 1));
-}
-
-TEST_P(QuicSessionTestServer, DebugDFatalIfMarkingClosedStreamWriteBlocked) {
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- QuicStreamId closed_stream_id = stream2->id();
- // Close the stream.
- EXPECT_CALL(*connection_, SendRstStream(closed_stream_id, _, _));
- stream2->Reset(QUIC_BAD_APPLICATION_PAYLOAD);
- EXPECT_DEBUG_DFATAL(
- session_.MarkConnectionLevelWriteBlocked(closed_stream_id),
- "Marking unknown stream 2 blocked.");
-}
-
-TEST_P(QuicSessionTestServer, OnCanWrite) {
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream6 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- session_.MarkConnectionLevelWriteBlocked(stream2->id());
- session_.MarkConnectionLevelWriteBlocked(stream6->id());
- session_.MarkConnectionLevelWriteBlocked(stream4->id());
-
- InSequence s;
- StreamBlocker stream2_blocker(&session_, stream2->id());
-
- // Reregister, to test the loop limit.
- EXPECT_CALL(*stream2, OnCanWrite())
- .WillOnce(Invoke(&stream2_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked));
- // 2 will get called a second time as it didn't finish its block
- EXPECT_CALL(*stream2, OnCanWrite());
- EXPECT_CALL(*stream6, OnCanWrite());
- // 4 will not get called, as we exceeded the loop limit.
- session_.OnCanWrite();
- EXPECT_TRUE(session_.WillingAndAbleToWrite());
-}
-
-TEST_P(QuicSessionTestServer, TestBatchedWrites) {
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream6 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- session_.set_writev_consumes_all_data(true);
- session_.MarkConnectionLevelWriteBlocked(stream2->id());
- session_.MarkConnectionLevelWriteBlocked(stream4->id());
-
- StreamBlocker stream2_blocker(&session_, stream2->id());
- StreamBlocker stream4_blocker(&session_, stream4->id());
- StreamBlocker stream6_blocker(&session_, stream6->id());
- // With two sessions blocked, we should get two write calls. They should both
- // go to the first stream as it will only write 6k and mark itself blocked
- // again.
- InSequence s;
- EXPECT_CALL(*stream2, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream2, 6000))),
- Invoke(&stream2_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- EXPECT_CALL(*stream2, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream2, 6000))),
- Invoke(&stream2_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- session_.OnCanWrite();
-
- // We should get one more call for stream2, at which point it has used its
- // write quota and we move over to stream 4.
- EXPECT_CALL(*stream2, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream2, 6000))),
- Invoke(&stream2_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- EXPECT_CALL(*stream4, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream4, 6000))),
- Invoke(&stream4_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- session_.OnCanWrite();
-
- // Now let stream 4 do the 2nd of its 3 writes, but add a block for a high
- // priority stream 6. 4 should be preempted. 6 will write but *not* block so
- // will cede back to 4.
- stream6->SetPriority(kHighestPriority);
- EXPECT_CALL(*stream4, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream4, 6000))),
- Invoke(&stream4_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked),
- Invoke(&stream6_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- EXPECT_CALL(*stream6, OnCanWrite())
- .WillOnce(testing::IgnoreResult(
- Invoke(CreateFunctor(&TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream4, 6000))));
- session_.OnCanWrite();
-
- // Stream4 alread did 6k worth of writes, so after doing another 12k it should
- // cede and 2 should resume.
- EXPECT_CALL(*stream4, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream4, 12000))),
- Invoke(&stream4_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- EXPECT_CALL(*stream2, OnCanWrite())
- .WillOnce(DoAll(testing::IgnoreResult(Invoke(CreateFunctor(
- &TestSession::SendLargeFakeData,
- base::Unretained(&session_), stream2, 6000))),
- Invoke(&stream2_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked)));
- session_.OnCanWrite();
-}
-
-TEST_P(QuicSessionTestServer, OnCanWriteBundlesStreams) {
- // Encryption needs to be established before data can be sent.
- CryptoHandshakeMessage msg;
- session_.GetCryptoStream()->OnHandshakeMessage(msg);
-
- // Drive congestion control manually.
- MockSendAlgorithm* send_algorithm = new StrictMock<MockSendAlgorithm>;
- QuicConnectionPeer::SetSendAlgorithm(session_.connection(), kDefaultPathId,
- send_algorithm);
-
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream6 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- session_.MarkConnectionLevelWriteBlocked(stream2->id());
- session_.MarkConnectionLevelWriteBlocked(stream6->id());
- session_.MarkConnectionLevelWriteBlocked(stream4->id());
-
- EXPECT_CALL(*send_algorithm, TimeUntilSend(_, _))
- .WillRepeatedly(Return(QuicTime::Delta::Zero()));
- EXPECT_CALL(*send_algorithm, GetCongestionWindow())
- .WillRepeatedly(Return(kMaxPacketSize * 10));
- EXPECT_CALL(*stream2, OnCanWrite())
- .WillOnce(testing::IgnoreResult(
- Invoke(CreateFunctor(&TestSession::SendStreamData,
- base::Unretained(&session_), stream2))));
- EXPECT_CALL(*stream4, OnCanWrite())
- .WillOnce(testing::IgnoreResult(
- Invoke(CreateFunctor(&TestSession::SendStreamData,
- base::Unretained(&session_), stream4))));
- EXPECT_CALL(*stream6, OnCanWrite())
- .WillOnce(testing::IgnoreResult(
- Invoke(CreateFunctor(&TestSession::SendStreamData,
- base::Unretained(&session_), stream6))));
-
- // Expect that we only send one packet, the writes from different streams
- // should be bundled together.
- MockPacketWriter* writer = static_cast<MockPacketWriter*>(
- QuicConnectionPeer::GetWriter(session_.connection()));
- EXPECT_CALL(*writer, WritePacket(_, _, _, _, _))
- .WillOnce(Return(WriteResult(WRITE_STATUS_OK, 0)));
- EXPECT_CALL(*send_algorithm, OnPacketSent(_, _, _, _, _));
- session_.OnCanWrite();
- EXPECT_FALSE(session_.WillingAndAbleToWrite());
-}
-
-TEST_P(QuicSessionTestServer, OnCanWriteCongestionControlBlocks) {
- InSequence s;
-
- // Drive congestion control manually.
- MockSendAlgorithm* send_algorithm = new StrictMock<MockSendAlgorithm>;
- QuicConnectionPeer::SetSendAlgorithm(session_.connection(), kDefaultPathId,
- send_algorithm);
-
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream6 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- session_.MarkConnectionLevelWriteBlocked(stream2->id());
- session_.MarkConnectionLevelWriteBlocked(stream6->id());
- session_.MarkConnectionLevelWriteBlocked(stream4->id());
-
- StreamBlocker stream2_blocker(&session_, stream2->id());
- EXPECT_CALL(*send_algorithm, TimeUntilSend(_, _))
- .WillOnce(Return(QuicTime::Delta::Zero()));
- EXPECT_CALL(*stream2, OnCanWrite());
- EXPECT_CALL(*send_algorithm, TimeUntilSend(_, _))
- .WillOnce(Return(QuicTime::Delta::Zero()));
- EXPECT_CALL(*stream6, OnCanWrite());
- EXPECT_CALL(*send_algorithm, TimeUntilSend(_, _))
- .WillOnce(Return(QuicTime::Delta::Infinite()));
- // stream4->OnCanWrite is not called.
-
- session_.OnCanWrite();
- EXPECT_TRUE(session_.WillingAndAbleToWrite());
-
- // Still congestion-control blocked.
- EXPECT_CALL(*send_algorithm, TimeUntilSend(_, _))
- .WillOnce(Return(QuicTime::Delta::Infinite()));
- session_.OnCanWrite();
- EXPECT_TRUE(session_.WillingAndAbleToWrite());
-
- // stream4->OnCanWrite is called once the connection stops being
- // congestion-control blocked.
- EXPECT_CALL(*send_algorithm, TimeUntilSend(_, _))
- .WillOnce(Return(QuicTime::Delta::Zero()));
- EXPECT_CALL(*stream4, OnCanWrite());
- session_.OnCanWrite();
- EXPECT_FALSE(session_.WillingAndAbleToWrite());
-}
-
-TEST_P(QuicSessionTestServer, BufferedHandshake) {
- EXPECT_FALSE(session_.HasPendingHandshake()); // Default value.
-
- // Test that blocking other streams does not change our status.
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- StreamBlocker stream2_blocker(&session_, stream2->id());
- stream2_blocker.MarkConnectionLevelWriteBlocked();
- EXPECT_FALSE(session_.HasPendingHandshake());
-
- TestStream* stream3 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- StreamBlocker stream3_blocker(&session_, stream3->id());
- stream3_blocker.MarkConnectionLevelWriteBlocked();
- EXPECT_FALSE(session_.HasPendingHandshake());
-
- // Blocking (due to buffering of) the Crypto stream is detected.
- session_.MarkConnectionLevelWriteBlocked(kCryptoStreamId);
- EXPECT_TRUE(session_.HasPendingHandshake());
-
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- StreamBlocker stream4_blocker(&session_, stream4->id());
- stream4_blocker.MarkConnectionLevelWriteBlocked();
- EXPECT_TRUE(session_.HasPendingHandshake());
-
- InSequence s;
- // Force most streams to re-register, which is common scenario when we block
- // the Crypto stream, and only the crypto stream can "really" write.
-
- // Due to prioritization, we *should* be asked to write the crypto stream
- // first.
- // Don't re-register the crypto stream (which signals complete writing).
- TestCryptoStream* crypto_stream = session_.GetCryptoStream();
- EXPECT_CALL(*crypto_stream, OnCanWrite());
-
- EXPECT_CALL(*stream2, OnCanWrite());
- EXPECT_CALL(*stream3, OnCanWrite());
- EXPECT_CALL(*stream4, OnCanWrite())
- .WillOnce(Invoke(&stream4_blocker,
- &StreamBlocker::MarkConnectionLevelWriteBlocked));
-
- session_.OnCanWrite();
- EXPECT_TRUE(session_.WillingAndAbleToWrite());
- EXPECT_FALSE(session_.HasPendingHandshake()); // Crypto stream wrote.
-}
-
-TEST_P(QuicSessionTestServer, OnCanWriteWithClosedStream) {
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream4 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- TestStream* stream6 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- session_.MarkConnectionLevelWriteBlocked(stream2->id());
- session_.MarkConnectionLevelWriteBlocked(stream6->id());
- session_.MarkConnectionLevelWriteBlocked(stream4->id());
- CloseStream(stream6->id());
-
- InSequence s;
- EXPECT_CALL(*stream2, OnCanWrite());
- EXPECT_CALL(*stream4, OnCanWrite());
- session_.OnCanWrite();
- EXPECT_FALSE(session_.WillingAndAbleToWrite());
-}
-
-TEST_P(QuicSessionTestServer, OnCanWriteLimitsNumWritesIfFlowControlBlocked) {
- // Ensure connection level flow control blockage.
- QuicFlowControllerPeer::SetSendWindowOffset(session_.flow_controller(), 0);
- EXPECT_TRUE(session_.flow_controller()->IsBlocked());
- EXPECT_TRUE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
-
- // Mark the crypto and headers streams as write blocked, we expect them to be
- // allowed to write later.
- session_.MarkConnectionLevelWriteBlocked(kCryptoStreamId);
- session_.MarkConnectionLevelWriteBlocked(kHeadersStreamId);
-
- // Create a data stream, and although it is write blocked we never expect it
- // to be allowed to write as we are connection level flow control blocked.
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- session_.MarkConnectionLevelWriteBlocked(stream->id());
- EXPECT_CALL(*stream, OnCanWrite()).Times(0);
-
- // The crypto and headers streams should be called even though we are
- // connection flow control blocked.
- TestCryptoStream* crypto_stream = session_.GetCryptoStream();
- EXPECT_CALL(*crypto_stream, OnCanWrite());
- TestHeadersStream* headers_stream = new TestHeadersStream(&session_);
- QuicSpdySessionPeer::SetHeadersStream(&session_, headers_stream);
- EXPECT_CALL(*headers_stream, OnCanWrite());
-
- session_.OnCanWrite();
- EXPECT_FALSE(session_.WillingAndAbleToWrite());
-}
-
-TEST_P(QuicSessionTestServer, SendGoAway) {
- MockPacketWriter* writer = static_cast<MockPacketWriter*>(
- QuicConnectionPeer::GetWriter(session_.connection()));
- EXPECT_CALL(*writer, WritePacket(_, _, _, _, _))
- .WillOnce(Return(WriteResult(WRITE_STATUS_OK, 0)));
- EXPECT_CALL(*connection_, SendGoAway(_, _, _))
- .WillOnce(Invoke(connection_, &MockQuicConnection::ReallySendGoAway));
- session_.SendGoAway(QUIC_PEER_GOING_AWAY, "Going Away.");
- EXPECT_TRUE(session_.goaway_sent());
-
- const QuicStreamId kTestStreamId = 5u;
- EXPECT_CALL(*connection_,
- SendRstStream(kTestStreamId, QUIC_STREAM_PEER_GOING_AWAY, 0))
- .Times(0);
- EXPECT_TRUE(session_.GetOrCreateDynamicStream(kTestStreamId));
-}
-
-TEST_P(QuicSessionTestServer, IncreasedTimeoutAfterCryptoHandshake) {
- EXPECT_EQ(kInitialIdleTimeoutSecs + 3,
- QuicConnectionPeer::GetNetworkTimeout(connection_).ToSeconds());
- CryptoHandshakeMessage msg;
- session_.GetCryptoStream()->OnHandshakeMessage(msg);
- EXPECT_EQ(kMaximumIdleTimeoutSecs + 3,
- QuicConnectionPeer::GetNetworkTimeout(connection_).ToSeconds());
-}
-
-TEST_P(QuicSessionTestServer, RstStreamBeforeHeadersDecompressed) {
- // Send two bytes of payload.
- QuicStreamFrame data1(kClientDataStreamId1, false, 0, StringPiece("HT"));
- session_.OnStreamFrame(data1);
- EXPECT_EQ(1u, session_.GetNumOpenIncomingStreams());
-
- EXPECT_CALL(*connection_, SendRstStream(kClientDataStreamId1, _, _));
- QuicRstStreamFrame rst1(kClientDataStreamId1, QUIC_ERROR_PROCESSING_STREAM,
- 0);
- session_.OnRstStream(rst1);
- EXPECT_EQ(0u, session_.GetNumOpenIncomingStreams());
- // Connection should remain alive.
- EXPECT_TRUE(connection_->connected());
-}
-
-TEST_P(QuicSessionTestServer, HandshakeUnblocksFlowControlBlockedStream) {
- // Test that if a stream is flow control blocked, then on receipt of the SHLO
- // containing a suitable send window offset, the stream becomes unblocked.
-
- // Ensure that Writev consumes all the data it is given (simulate no socket
- // blocking).
- session_.set_writev_consumes_all_data(true);
-
- // Create a stream, and send enough data to make it flow control blocked.
- TestStream* stream2 = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- string body(kMinimumFlowControlSendWindow, '.');
- EXPECT_FALSE(stream2->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- EXPECT_CALL(*connection_, SendBlocked(_)).Times(AtLeast(1));
- EXPECT_CALL(*connection_, SendBlocked(0));
- stream2->WriteOrBufferBody(body, false, nullptr);
- EXPECT_TRUE(stream2->flow_controller()->IsBlocked());
- EXPECT_TRUE(session_.IsConnectionFlowControlBlocked());
- EXPECT_TRUE(session_.IsStreamFlowControlBlocked());
-
- // The handshake message will call OnCanWrite, so the stream can resume
- // writing.
- EXPECT_CALL(*stream2, OnCanWrite());
- // Now complete the crypto handshake, resulting in an increased flow control
- // send window.
- CryptoHandshakeMessage msg;
- session_.GetCryptoStream()->OnHandshakeMessage(msg);
-
- // Stream is now unblocked.
- EXPECT_FALSE(stream2->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
-}
-
-TEST_P(QuicSessionTestServer, HandshakeUnblocksFlowControlBlockedCryptoStream) {
- // Test that if the crypto stream is flow control blocked, then if the SHLO
- // contains a larger send window offset, the stream becomes unblocked.
- session_.set_writev_consumes_all_data(true);
- TestCryptoStream* crypto_stream = session_.GetCryptoStream();
- EXPECT_FALSE(crypto_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- QuicHeadersStream* headers_stream =
- QuicSpdySessionPeer::GetHeadersStream(&session_);
- EXPECT_FALSE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- // Write until the crypto stream is flow control blocked.
- EXPECT_CALL(*connection_, SendBlocked(kCryptoStreamId));
- for (QuicStreamId i = 0;
- !crypto_stream->flow_controller()->IsBlocked() && i < 1000u; i++) {
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- QuicConfig config;
- CryptoHandshakeMessage crypto_message;
- config.ToHandshakeMessage(&crypto_message);
- crypto_stream->SendHandshakeMessage(crypto_message);
- }
- EXPECT_TRUE(crypto_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_TRUE(session_.IsStreamFlowControlBlocked());
- EXPECT_FALSE(session_.HasDataToWrite());
- EXPECT_TRUE(crypto_stream->HasBufferedData());
-
- // The handshake message will call OnCanWrite, so the stream can
- // resume writing.
- EXPECT_CALL(*crypto_stream, OnCanWrite());
- // Now complete the crypto handshake, resulting in an increased flow control
- // send window.
- CryptoHandshakeMessage msg;
- session_.GetCryptoStream()->OnHandshakeMessage(msg);
-
- // Stream is now unblocked and will no longer have buffered data.
- EXPECT_FALSE(crypto_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
-}
-
-#if !defined(OS_IOS)
-// This test is failing flakily for iOS bots.
-// http://crbug.com/425050
-// NOTE: It's not possible to use the standard MAYBE_ convention to disable
-// this test on iOS because when this test gets instantiated it ends up with
-// various names that are dependent on the parameters passed.
-TEST_P(QuicSessionTestServer,
- HandshakeUnblocksFlowControlBlockedHeadersStream) {
- // Test that if the header stream is flow control blocked, then if the SHLO
- // contains a larger send window offset, the stream becomes unblocked.
- session_.set_writev_consumes_all_data(true);
- TestCryptoStream* crypto_stream = session_.GetCryptoStream();
- EXPECT_FALSE(crypto_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- QuicHeadersStream* headers_stream =
- QuicSpdySessionPeer::GetHeadersStream(&session_);
- EXPECT_FALSE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- QuicStreamId stream_id = 5;
- // Write until the header stream is flow control blocked.
- EXPECT_CALL(*connection_, SendBlocked(kHeadersStreamId));
- SpdyHeaderBlock headers;
- while (!headers_stream->flow_controller()->IsBlocked() && stream_id < 2000) {
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- headers["header"] = base::Uint64ToString(base::RandUint64()) +
- base::Uint64ToString(base::RandUint64()) +
- base::Uint64ToString(base::RandUint64());
- headers_stream->WriteHeaders(stream_id, headers.Clone(), true, 0, nullptr);
- stream_id += 2;
- }
- // Write once more to ensure that the headers stream has buffered data. The
- // random headers may have exactly filled the flow control window.
- headers_stream->WriteHeaders(stream_id, std::move(headers), true, 0, nullptr);
- EXPECT_TRUE(headers_stream->HasBufferedData());
-
- EXPECT_TRUE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(crypto_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_TRUE(session_.IsStreamFlowControlBlocked());
- EXPECT_FALSE(session_.HasDataToWrite());
-
- // Now complete the crypto handshake, resulting in an increased flow control
- // send window.
- CryptoHandshakeMessage msg;
- session_.GetCryptoStream()->OnHandshakeMessage(msg);
-
- // Stream is now unblocked and will no longer have buffered data.
- EXPECT_FALSE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
- EXPECT_FALSE(headers_stream->HasBufferedData());
-}
-#endif // !defined(OS_IOS)
-
-TEST_P(QuicSessionTestServer, ConnectionFlowControlAccountingRstOutOfOrder) {
- // Test that when we receive an out of order stream RST we correctly adjust
- // our connection level flow control receive window.
- // On close, the stream should mark as consumed all bytes between the highest
- // byte consumed so far and the final byte offset from the RST frame.
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- const QuicStreamOffset kByteOffset =
- 1 + kInitialSessionFlowControlWindowForTest / 2;
-
- // Expect no stream WINDOW_UPDATE frames, as stream read side closed.
- EXPECT_CALL(*connection_, SendWindowUpdate(stream->id(), _)).Times(0);
- // We do expect a connection level WINDOW_UPDATE when the stream is reset.
- EXPECT_CALL(*connection_,
- SendWindowUpdate(
- 0, kInitialSessionFlowControlWindowForTest + kByteOffset));
-
- EXPECT_CALL(*connection_, SendRstStream(stream->id(), _, _));
- QuicRstStreamFrame rst_frame(stream->id(), QUIC_STREAM_CANCELLED,
- kByteOffset);
- session_.OnRstStream(rst_frame);
- session_.PostProcessAfterData();
- EXPECT_EQ(kByteOffset, session_.flow_controller()->bytes_consumed());
-}
-
-TEST_P(QuicSessionTestServer, ConnectionFlowControlAccountingFinAndLocalReset) {
- // Test the situation where we receive a FIN on a stream, and before we fully
- // consume all the data from the sequencer buffer we locally RST the stream.
- // The bytes between highest consumed byte, and the final byte offset that we
- // determined when the FIN arrived, should be marked as consumed at the
- // connection level flow controller when the stream is reset.
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
-
- const QuicStreamOffset kByteOffset =
- kInitialSessionFlowControlWindowForTest / 2 - 1;
- QuicStreamFrame frame(stream->id(), true, kByteOffset, ".");
- session_.OnStreamFrame(frame);
- session_.PostProcessAfterData();
- EXPECT_TRUE(connection_->connected());
-
- EXPECT_EQ(0u, stream->flow_controller()->bytes_consumed());
- EXPECT_EQ(kByteOffset + frame.data_length,
- stream->flow_controller()->highest_received_byte_offset());
-
- // Reset stream locally.
- EXPECT_CALL(*connection_, SendRstStream(stream->id(), _, _));
- stream->Reset(QUIC_STREAM_CANCELLED);
- EXPECT_EQ(kByteOffset + frame.data_length,
- session_.flow_controller()->bytes_consumed());
-}
-
-TEST_P(QuicSessionTestServer, ConnectionFlowControlAccountingFinAfterRst) {
- // Test that when we RST the stream (and tear down stream state), and then
- // receive a FIN from the peer, we correctly adjust our connection level flow
- // control receive window.
-
- // Connection starts with some non-zero highest received byte offset,
- // due to other active streams.
- const uint64_t kInitialConnectionBytesConsumed = 567;
- const uint64_t kInitialConnectionHighestReceivedOffset = 1234;
- EXPECT_LT(kInitialConnectionBytesConsumed,
- kInitialConnectionHighestReceivedOffset);
- session_.flow_controller()->UpdateHighestReceivedOffset(
- kInitialConnectionHighestReceivedOffset);
- session_.flow_controller()->AddBytesConsumed(kInitialConnectionBytesConsumed);
-
- // Reset our stream: this results in the stream being closed locally.
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- EXPECT_CALL(*connection_, SendRstStream(stream->id(), _, _));
- stream->Reset(QUIC_STREAM_CANCELLED);
-
- // Now receive a response from the peer with a FIN. We should handle this by
- // adjusting the connection level flow control receive window to take into
- // account the total number of bytes sent by the peer.
- const QuicStreamOffset kByteOffset = 5678;
- string body = "hello";
- QuicStreamFrame frame(stream->id(), true, kByteOffset, StringPiece(body));
- session_.OnStreamFrame(frame);
-
- QuicStreamOffset total_stream_bytes_sent_by_peer =
- kByteOffset + body.length();
- EXPECT_EQ(kInitialConnectionBytesConsumed + total_stream_bytes_sent_by_peer,
- session_.flow_controller()->bytes_consumed());
- EXPECT_EQ(
- kInitialConnectionHighestReceivedOffset + total_stream_bytes_sent_by_peer,
- session_.flow_controller()->highest_received_byte_offset());
-}
-
-TEST_P(QuicSessionTestServer, ConnectionFlowControlAccountingRstAfterRst) {
- // Test that when we RST the stream (and tear down stream state), and then
- // receive a RST from the peer, we correctly adjust our connection level flow
- // control receive window.
-
- // Connection starts with some non-zero highest received byte offset,
- // due to other active streams.
- const uint64_t kInitialConnectionBytesConsumed = 567;
- const uint64_t kInitialConnectionHighestReceivedOffset = 1234;
- EXPECT_LT(kInitialConnectionBytesConsumed,
- kInitialConnectionHighestReceivedOffset);
- session_.flow_controller()->UpdateHighestReceivedOffset(
- kInitialConnectionHighestReceivedOffset);
- session_.flow_controller()->AddBytesConsumed(kInitialConnectionBytesConsumed);
-
- // Reset our stream: this results in the stream being closed locally.
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- EXPECT_CALL(*connection_, SendRstStream(stream->id(), _, _));
- stream->Reset(QUIC_STREAM_CANCELLED);
- EXPECT_TRUE(ReliableQuicStreamPeer::read_side_closed(stream));
-
- // Now receive a RST from the peer. We should handle this by adjusting the
- // connection level flow control receive window to take into account the total
- // number of bytes sent by the peer.
- const QuicStreamOffset kByteOffset = 5678;
- QuicRstStreamFrame rst_frame(stream->id(), QUIC_STREAM_CANCELLED,
- kByteOffset);
- session_.OnRstStream(rst_frame);
-
- EXPECT_EQ(kInitialConnectionBytesConsumed + kByteOffset,
- session_.flow_controller()->bytes_consumed());
- EXPECT_EQ(kInitialConnectionHighestReceivedOffset + kByteOffset,
- session_.flow_controller()->highest_received_byte_offset());
-}
-
-TEST_P(QuicSessionTestServer, InvalidStreamFlowControlWindowInHandshake) {
- // Test that receipt of an invalid (< default) stream flow control window from
- // the peer results in the connection being torn down.
- const uint32_t kInvalidWindow = kMinimumFlowControlSendWindow - 1;
- QuicConfigPeer::SetReceivedInitialStreamFlowControlWindow(session_.config(),
- kInvalidWindow);
-
- EXPECT_CALL(*connection_,
- CloseConnection(QUIC_FLOW_CONTROL_INVALID_WINDOW, _, _));
- session_.OnConfigNegotiated();
-}
-
-TEST_P(QuicSessionTestServer, InvalidSessionFlowControlWindowInHandshake) {
- // Test that receipt of an invalid (< default) session flow control window
- // from the peer results in the connection being torn down.
- const uint32_t kInvalidWindow = kMinimumFlowControlSendWindow - 1;
- QuicConfigPeer::SetReceivedInitialSessionFlowControlWindow(session_.config(),
- kInvalidWindow);
-
- EXPECT_CALL(*connection_,
- CloseConnection(QUIC_FLOW_CONTROL_INVALID_WINDOW, _, _));
- session_.OnConfigNegotiated();
-}
-
-TEST_P(QuicSessionTestServer, FlowControlWithInvalidFinalOffset) {
- // Test that if we receive a stream RST with a highest byte offset that
- // violates flow control, that we close the connection.
- const uint64_t kLargeOffset = kInitialSessionFlowControlWindowForTest + 1;
- EXPECT_CALL(*connection_,
- CloseConnection(QUIC_FLOW_CONTROL_RECEIVED_TOO_MUCH_DATA, _, _))
- .Times(2);
-
- // Check that stream frame + FIN results in connection close.
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- EXPECT_CALL(*connection_, SendRstStream(stream->id(), _, _));
- stream->Reset(QUIC_STREAM_CANCELLED);
- QuicStreamFrame frame(stream->id(), true, kLargeOffset, StringPiece());
- session_.OnStreamFrame(frame);
-
- // Check that RST results in connection close.
- QuicRstStreamFrame rst_frame(stream->id(), QUIC_STREAM_CANCELLED,
- kLargeOffset);
- session_.OnRstStream(rst_frame);
-}
-
-TEST_P(QuicSessionTestServer, WindowUpdateUnblocksHeadersStream) {
- // Test that a flow control blocked headers stream gets unblocked on recipt of
- // a WINDOW_UPDATE frame.
-
- // Set the headers stream to be flow control blocked.
- QuicHeadersStream* headers_stream =
- QuicSpdySessionPeer::GetHeadersStream(&session_);
- QuicFlowControllerPeer::SetSendWindowOffset(headers_stream->flow_controller(),
- 0);
- EXPECT_TRUE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_TRUE(session_.IsStreamFlowControlBlocked());
-
- // Unblock the headers stream by supplying a WINDOW_UPDATE.
- QuicWindowUpdateFrame window_update_frame(headers_stream->id(),
- 2 * kMinimumFlowControlSendWindow);
- session_.OnWindowUpdateFrame(window_update_frame);
- EXPECT_FALSE(headers_stream->flow_controller()->IsBlocked());
- EXPECT_FALSE(session_.IsConnectionFlowControlBlocked());
- EXPECT_FALSE(session_.IsStreamFlowControlBlocked());
-}
-
-TEST_P(QuicSessionTestServer, TooManyUnfinishedStreamsCauseServerRejectStream) {
- // If a buggy/malicious peer creates too many streams that are not ended
- // with a FIN or RST then we send an RST to refuse streams.
- const QuicStreamId kMaxStreams = 5;
- QuicSessionPeer::SetMaxOpenIncomingStreams(&session_, kMaxStreams);
- const QuicStreamId kFirstStreamId = kClientDataStreamId1;
- const QuicStreamId kFinalStreamId = kClientDataStreamId1 + 2 * kMaxStreams;
-
- // Create kMaxStreams data streams, and close them all without receiving a
- // FIN or a RST_STREAM from the client.
- for (QuicStreamId i = kFirstStreamId; i < kFinalStreamId; i += 2) {
- QuicStreamFrame data1(i, false, 0, StringPiece("HT"));
- session_.OnStreamFrame(data1);
- // EXPECT_EQ(1u, session_.GetNumOpenStreams());
- EXPECT_CALL(*connection_, SendRstStream(i, _, _));
- session_.CloseStream(i);
- }
-
- EXPECT_CALL(*connection_,
- SendRstStream(kFinalStreamId, QUIC_REFUSED_STREAM, _))
- .Times(1);
- // Create one more data streams to exceed limit of open stream.
- QuicStreamFrame data1(kFinalStreamId, false, 0, StringPiece("HT"));
- session_.OnStreamFrame(data1);
-
- // Called after any new data is received by the session, and triggers the
- // call to close the connection.
- session_.PostProcessAfterData();
-}
-
-TEST_P(QuicSessionTestServer, DrainingStreamsDoNotCountAsOpened) {
- // Verify that a draining stream (which has received a FIN but not consumed
- // it) does not count against the open quota (because it is closed from the
- // protocol point of view).
- EXPECT_CALL(*connection_, SendRstStream(_, QUIC_REFUSED_STREAM, _)).Times(0);
- const QuicStreamId kMaxStreams = 5;
- QuicSessionPeer::SetMaxOpenIncomingStreams(&session_, kMaxStreams);
-
- // Create kMaxStreams + 1 data streams, and mark them draining.
- const QuicStreamId kFirstStreamId = kClientDataStreamId1;
- const QuicStreamId kFinalStreamId =
- kClientDataStreamId1 + 2 * kMaxStreams + 1;
- for (QuicStreamId i = kFirstStreamId; i < kFinalStreamId; i += 2) {
- QuicStreamFrame data1(i, true, 0, StringPiece("HT"));
- session_.OnStreamFrame(data1);
- EXPECT_EQ(1u, session_.GetNumOpenIncomingStreams());
- session_.StreamDraining(i);
- EXPECT_EQ(0u, session_.GetNumOpenIncomingStreams());
- }
-
- // Called after any new data is received by the session, and triggers the call
- // to close the connection.
- session_.PostProcessAfterData();
-}
-
-TEST_P(QuicSessionTestServer, TestMaxIncomingAndOutgoingStreamsAllowed) {
- // Tests that on server side, the value of max_open_incoming/outgoing streams
- // are setup correctly during negotiation.
- // The value for outgoing stream is limited to negotiated value and for
- // incoming stream it is set to be larger than that.
- session_.OnConfigNegotiated();
- // The max number of open outgoing streams is less than that of incoming
- // streams, and it should be same as negotiated value.
- EXPECT_LT(session_.max_open_outgoing_streams(),
- session_.max_open_incoming_streams());
- EXPECT_EQ(session_.max_open_outgoing_streams(),
- kDefaultMaxStreamsPerConnection);
- EXPECT_GT(session_.max_open_incoming_streams(),
- kDefaultMaxStreamsPerConnection);
-}
-
-TEST_P(QuicSessionTestServer, EnableFHOLThroughConfigOption) {
- QuicConfigPeer::SetReceivedForceHolBlocking(session_.config());
- session_.OnConfigNegotiated();
- if (version() <= QUIC_VERSION_35) {
- EXPECT_FALSE(session_.force_hol_blocking());
- } else {
- EXPECT_TRUE(session_.force_hol_blocking());
- }
-}
-
-class QuicSessionTestClient : public QuicSessionTestBase {
- protected:
- QuicSessionTestClient() : QuicSessionTestBase(Perspective::IS_CLIENT) {}
-};
-
-INSTANTIATE_TEST_CASE_P(Tests,
- QuicSessionTestClient,
- ::testing::ValuesIn(QuicSupportedVersions()));
-
-TEST_P(QuicSessionTestClient, AvailableStreamsClient) {
- ASSERT_TRUE(session_.GetOrCreateDynamicStream(6) != nullptr);
- // Both 2 and 4 should be available.
- EXPECT_TRUE(QuicSessionPeer::IsStreamAvailable(&session_, 2));
- EXPECT_TRUE(QuicSessionPeer::IsStreamAvailable(&session_, 4));
- ASSERT_TRUE(session_.GetOrCreateDynamicStream(2) != nullptr);
- ASSERT_TRUE(session_.GetOrCreateDynamicStream(4) != nullptr);
- // And 5 should be not available.
- EXPECT_FALSE(QuicSessionPeer::IsStreamAvailable(&session_, 5));
-}
-
-TEST_P(QuicSessionTestClient, RecordFinAfterReadSideClosed) {
- // Verify that an incoming FIN is recorded in a stream object even if the read
- // side has been closed. This prevents an entry from being made in
- // locally_closed_streams_highest_offset_ (which will never be deleted).
- TestStream* stream = session_.CreateOutgoingDynamicStream(kDefaultPriority);
- QuicStreamId stream_id = stream->id();
-
- // Close the read side manually.
- ReliableQuicStreamPeer::CloseReadSide(stream);
-
- // Receive a stream data frame with FIN.
- QuicStreamFrame frame(stream_id, true, 0, StringPiece());
- session_.OnStreamFrame(frame);
- EXPECT_TRUE(stream->fin_received());
-
- // Reset stream locally.
- EXPECT_CALL(*connection_, SendRstStream(stream->id(), _, _));
- stream->Reset(QUIC_STREAM_CANCELLED);
- EXPECT_TRUE(ReliableQuicStreamPeer::read_side_closed(stream));
-
- // Allow the session to delete the stream object.
- session_.PostProcessAfterData();
- EXPECT_TRUE(connection_->connected());
- EXPECT_TRUE(QuicSessionPeer::IsStreamClosed(&session_, stream_id));
- EXPECT_FALSE(QuicSessionPeer::IsStreamCreated(&session_, stream_id));
-
- // The stream is not waiting for the arrival of the peer's final offset as it
- // was received with the FIN earlier.
- EXPECT_EQ(
- 0u,
- QuicSessionPeer::GetLocallyClosedStreamsHighestOffset(&session_).size());
-}
-
-TEST_P(QuicSessionTestClient, TestMaxIncomingAndOutgoingStreamsAllowed) {
- // Tests that on client side, the value of max_open_incoming/outgoing streams
- // are setup correctly during negotiation.
- // When flag is true, the value for outgoing stream is limited to negotiated
- // value and for incoming stream it is set to be larger than that.
- session_.OnConfigNegotiated();
- EXPECT_LT(session_.max_open_outgoing_streams(),
- session_.max_open_incoming_streams());
- EXPECT_EQ(session_.max_open_outgoing_streams(),
- kDefaultMaxStreamsPerConnection);
-}
-
-TEST_P(QuicSessionTestClient, EnableDHDTThroughConnectionOption) {
- FLAGS_quic_disable_hpack_dynamic_table = true;
-
- QuicTagVector copt;
- copt.push_back(kDHDT);
- QuicConfigPeer::SetConnectionOptionsToSend(session_.config(), copt);
- session_.OnConfigNegotiated();
- EXPECT_EQ(QuicHeadersStreamPeer::GetSpdyFramer(session_.headers_stream())
- .header_encoder_table_size(),
- 0UL);
-}
-
-TEST_P(QuicSessionTestClient, EnableFHOLThroughConfigOption) {
- session_.config()->SetForceHolBlocking();
- session_.OnConfigNegotiated();
- if (version() <= QUIC_VERSION_35) {
- EXPECT_FALSE(session_.force_hol_blocking());
- } else {
- EXPECT_TRUE(session_.force_hol_blocking());
- }
-}
-
-} // namespace
-} // namespace test
-} // namespace net
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