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Copy pathbidirectional_stream_quic_impl_unittest.cc
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bidirectional_stream_quic_impl_unittest.cc
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// Copyright 2016 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/bidirectional_stream_quic_impl.h"
#include <utility>
#include "base/callback_helpers.h"
#include "base/memory/ptr_util.h"
#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "net/base/completion_once_callback.h"
#include "net/base/ip_address.h"
#include "net/base/load_timing_info.h"
#include "net/base/load_timing_info_test_util.h"
#include "net/base/net_errors.h"
#include "net/http/bidirectional_stream_request_info.h"
#include "net/http/transport_security_state.h"
#include "net/log/net_log_event_type.h"
#include "net/log/test_net_log.h"
#include "net/log/test_net_log_util.h"
#include "net/quic/mock_crypto_client_stream_factory.h"
#include "net/quic/quic_chromium_alarm_factory.h"
#include "net/quic/quic_chromium_connection_helper.h"
#include "net/quic/quic_chromium_packet_reader.h"
#include "net/quic/quic_chromium_packet_writer.h"
#include "net/quic/quic_http_utils.h"
#include "net/quic/quic_server_info.h"
#include "net/quic/quic_stream_factory.h"
#include "net/quic/quic_test_packet_maker.h"
#include "net/quic/test_task_runner.h"
#include "net/socket/socket_test_util.h"
#include "net/test/gtest_util.h"
#include "net/test/test_with_scoped_task_environment.h"
#include "net/third_party/quic/core/crypto/crypto_protocol.h"
#include "net/third_party/quic/core/crypto/quic_decrypter.h"
#include "net/third_party/quic/core/crypto/quic_encrypter.h"
#include "net/third_party/quic/core/http/spdy_utils.h"
#include "net/third_party/quic/core/quic_connection.h"
#include "net/third_party/quic/core/tls_client_handshaker.h"
#include "net/third_party/quic/platform/api/quic_string_piece.h"
#include "net/third_party/quic/platform/api/quic_text_utils.h"
#include "net/third_party/quic/test_tools/crypto_test_utils.h"
#include "net/third_party/quic/test_tools/mock_clock.h"
#include "net/third_party/quic/test_tools/mock_random.h"
#include "net/third_party/quic/test_tools/quic_connection_peer.h"
#include "net/third_party/quic/test_tools/quic_spdy_session_peer.h"
#include "net/third_party/quic/test_tools/quic_test_utils.h"
#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
namespace test {
namespace {
const char kUploadData[] = "Really nifty data!";
const char kDefaultServerHostName[] = "www.google.com";
const uint16_t kDefaultServerPort = 80;
// Size of the buffer to be allocated for each read.
const size_t kReadBufferSize = 4096;
enum DelegateMethod {
kOnStreamReady,
kOnHeadersReceived,
kOnTrailersReceived,
kOnDataRead,
kOnDataSent,
kOnFailed
};
class TestDelegateBase : public BidirectionalStreamImpl::Delegate {
public:
TestDelegateBase(IOBuffer* read_buf, int read_buf_len)
: TestDelegateBase(read_buf,
read_buf_len,
std::make_unique<base::OneShotTimer>()) {}
TestDelegateBase(IOBuffer* read_buf,
int read_buf_len,
std::unique_ptr<base::OneShotTimer> timer)
: read_buf_(read_buf),
read_buf_len_(read_buf_len),
timer_(std::move(timer)),
loop_(nullptr),
next_proto_(kProtoUnknown),
received_bytes_(0),
sent_bytes_(0),
has_load_timing_info_(false),
error_(OK),
on_data_read_count_(0),
on_data_sent_count_(0),
not_expect_callback_(false),
on_failed_called_(false),
send_request_headers_automatically_(true),
is_ready_(false),
trailers_expected_(false),
trailers_received_(false) {
loop_.reset(new base::RunLoop);
}
~TestDelegateBase() override {}
void OnStreamReady(bool request_headers_sent) override {
CHECK(!is_ready_);
CHECK(!on_failed_called_);
EXPECT_EQ(send_request_headers_automatically_, request_headers_sent);
CHECK(!not_expect_callback_);
is_ready_ = true;
loop_->Quit();
}
void OnHeadersReceived(
const spdy::SpdyHeaderBlock& response_headers) override {
CHECK(!on_failed_called_);
CHECK(!not_expect_callback_);
response_headers_ = response_headers.Clone();
loop_->Quit();
}
void OnDataRead(int bytes_read) override {
CHECK(!on_failed_called_);
CHECK(!not_expect_callback_);
CHECK(!callback_.is_null());
// If read EOF, make sure this callback is after trailers callback.
if (bytes_read == 0)
EXPECT_TRUE(!trailers_expected_ || trailers_received_);
++on_data_read_count_;
CHECK_GE(bytes_read, OK);
data_received_.append(read_buf_->data(), bytes_read);
base::ResetAndReturn(&callback_).Run(bytes_read);
}
void OnDataSent() override {
CHECK(!on_failed_called_);
CHECK(!not_expect_callback_);
++on_data_sent_count_;
loop_->Quit();
}
void OnTrailersReceived(const spdy::SpdyHeaderBlock& trailers) override {
CHECK(!on_failed_called_);
CHECK(!not_expect_callback_);
trailers_received_ = true;
trailers_ = trailers.Clone();
loop_->Quit();
}
void OnFailed(int error) override {
CHECK(!on_failed_called_);
CHECK(!not_expect_callback_);
CHECK_EQ(OK, error_);
CHECK_NE(OK, error);
on_failed_called_ = true;
error_ = error;
loop_->Quit();
}
void Start(const BidirectionalStreamRequestInfo* request_info,
const NetLogWithSource& net_log,
std::unique_ptr<QuicChromiumClientSession::Handle> session) {
not_expect_callback_ = true;
stream_ = std::make_unique<BidirectionalStreamQuicImpl>(std::move(session));
stream_->Start(request_info, net_log, send_request_headers_automatically_,
this, nullptr, TRAFFIC_ANNOTATION_FOR_TESTS);
not_expect_callback_ = false;
}
void SendRequestHeaders() {
not_expect_callback_ = true;
stream_->SendRequestHeaders();
not_expect_callback_ = false;
}
void SendData(const scoped_refptr<IOBuffer>& data,
int length,
bool end_of_stream) {
SendvData({data}, {length}, end_of_stream);
}
void SendvData(const std::vector<scoped_refptr<IOBuffer>>& data,
const std::vector<int>& lengths,
bool end_of_stream) {
not_expect_callback_ = true;
stream_->SendvData(data, lengths, end_of_stream);
not_expect_callback_ = false;
}
// Waits until next Delegate callback.
void WaitUntilNextCallback(DelegateMethod method) {
ASSERT_FALSE(on_failed_called_);
bool is_ready = is_ready_;
bool headers_received = !response_headers_.empty();
bool trailers_received = trailers_received_;
int on_data_read_count = on_data_read_count_;
int on_data_sent_count = on_data_sent_count_;
loop_->Run();
loop_.reset(new base::RunLoop);
EXPECT_EQ(method == kOnFailed, on_failed_called_);
EXPECT_EQ(is_ready || (method == kOnStreamReady), is_ready_);
EXPECT_EQ(headers_received || (method == kOnHeadersReceived),
!response_headers_.empty());
EXPECT_EQ(trailers_received || (method == kOnTrailersReceived),
trailers_received_);
EXPECT_EQ(on_data_read_count + (method == kOnDataRead ? 1 : 0),
on_data_read_count_);
EXPECT_EQ(on_data_sent_count + (method == kOnDataSent ? 1 : 0),
on_data_sent_count_);
}
// Calls ReadData on the |stream_| and updates |data_received_|.
int ReadData(CompletionOnceCallback callback) {
not_expect_callback_ = true;
int rv = stream_->ReadData(read_buf_.get(), read_buf_len_);
not_expect_callback_ = false;
if (rv > 0)
data_received_.append(read_buf_->data(), rv);
if (rv == ERR_IO_PENDING)
callback_ = std::move(callback);
return rv;
}
NextProto GetProtocol() const {
if (stream_)
return stream_->GetProtocol();
return next_proto_;
}
int64_t GetTotalReceivedBytes() const {
if (stream_)
return stream_->GetTotalReceivedBytes();
return received_bytes_;
}
int64_t GetTotalSentBytes() const {
if (stream_)
return stream_->GetTotalSentBytes();
return sent_bytes_;
}
bool GetLoadTimingInfo(LoadTimingInfo* load_timing_info) {
if (stream_)
return stream_->GetLoadTimingInfo(load_timing_info);
*load_timing_info = load_timing_info_;
return has_load_timing_info_;
}
void DoNotSendRequestHeadersAutomatically() {
send_request_headers_automatically_ = false;
}
// Deletes |stream_|.
void DeleteStream() {
next_proto_ = stream_->GetProtocol();
received_bytes_ = stream_->GetTotalReceivedBytes();
sent_bytes_ = stream_->GetTotalSentBytes();
has_load_timing_info_ = stream_->GetLoadTimingInfo(&load_timing_info_);
stream_.reset();
}
void set_trailers_expected(bool trailers_expected) {
trailers_expected_ = trailers_expected;
}
// Const getters for internal states.
const std::string& data_received() const { return data_received_; }
int error() const { return error_; }
const spdy::SpdyHeaderBlock& response_headers() const {
return response_headers_;
}
const spdy::SpdyHeaderBlock& trailers() const { return trailers_; }
int on_data_read_count() const { return on_data_read_count_; }
int on_data_sent_count() const { return on_data_sent_count_; }
bool on_failed_called() const { return on_failed_called_; }
bool is_ready() const { return is_ready_; }
protected:
// Quits |loop_|.
void QuitLoop() { loop_->Quit(); }
private:
std::unique_ptr<BidirectionalStreamQuicImpl> stream_;
scoped_refptr<IOBuffer> read_buf_;
int read_buf_len_;
std::unique_ptr<base::OneShotTimer> timer_;
std::string data_received_;
std::unique_ptr<base::RunLoop> loop_;
spdy::SpdyHeaderBlock response_headers_;
spdy::SpdyHeaderBlock trailers_;
NextProto next_proto_;
int64_t received_bytes_;
int64_t sent_bytes_;
bool has_load_timing_info_;
LoadTimingInfo load_timing_info_;
int error_;
int on_data_read_count_;
int on_data_sent_count_;
// This is to ensure that delegate callback is not invoked synchronously when
// calling into |stream_|.
bool not_expect_callback_;
bool on_failed_called_;
CompletionOnceCallback callback_;
bool send_request_headers_automatically_;
bool is_ready_;
bool trailers_expected_;
bool trailers_received_;
DISALLOW_COPY_AND_ASSIGN(TestDelegateBase);
};
// A delegate that deletes the stream in a particular callback.
class DeleteStreamDelegate : public TestDelegateBase {
public:
// Specifies in which callback the stream can be deleted.
enum Phase {
ON_STREAM_READY,
ON_HEADERS_RECEIVED,
ON_DATA_READ,
ON_TRAILERS_RECEIVED,
ON_FAILED,
};
DeleteStreamDelegate(IOBuffer* buf, int buf_len, Phase phase)
: TestDelegateBase(buf, buf_len), phase_(phase) {}
~DeleteStreamDelegate() override {}
void OnStreamReady(bool request_headers_sent) override {
TestDelegateBase::OnStreamReady(request_headers_sent);
if (phase_ == ON_STREAM_READY)
DeleteStream();
}
void OnHeadersReceived(
const spdy::SpdyHeaderBlock& response_headers) override {
// Make a copy of |response_headers| before the stream is deleted, since
// the headers are owned by the stream.
spdy::SpdyHeaderBlock headers_copy = response_headers.Clone();
if (phase_ == ON_HEADERS_RECEIVED)
DeleteStream();
TestDelegateBase::OnHeadersReceived(headers_copy);
}
void OnDataSent() override { NOTREACHED(); }
void OnDataRead(int bytes_read) override {
DCHECK_NE(ON_HEADERS_RECEIVED, phase_);
if (phase_ == ON_DATA_READ)
DeleteStream();
TestDelegateBase::OnDataRead(bytes_read);
}
void OnTrailersReceived(const spdy::SpdyHeaderBlock& trailers) override {
DCHECK_NE(ON_HEADERS_RECEIVED, phase_);
DCHECK_NE(ON_DATA_READ, phase_);
// Make a copy of |response_headers| before the stream is deleted, since
// the headers are owned by the stream.
spdy::SpdyHeaderBlock trailers_copy = trailers.Clone();
if (phase_ == ON_TRAILERS_RECEIVED)
DeleteStream();
TestDelegateBase::OnTrailersReceived(trailers_copy);
}
void OnFailed(int error) override {
DCHECK_EQ(ON_FAILED, phase_);
DeleteStream();
TestDelegateBase::OnFailed(error);
}
private:
// Indicates in which callback the delegate should cancel or delete the
// stream.
Phase phase_;
DISALLOW_COPY_AND_ASSIGN(DeleteStreamDelegate);
};
} // namespace
class BidirectionalStreamQuicImplTest
: public ::testing::TestWithParam<
std::tuple<quic::QuicTransportVersion, bool>>,
public WithScopedTaskEnvironment {
protected:
static const bool kFin = true;
static const bool kIncludeVersion = true;
static const bool kIncludeCongestionFeedback = true;
// Holds a packet to be written to the wire, and the IO mode that should
// be used by the mock socket when performing the write.
struct PacketToWrite {
PacketToWrite(IoMode mode, quic::QuicReceivedPacket* packet)
: mode(mode), packet(packet) {}
PacketToWrite(IoMode mode, int rv) : mode(mode), packet(nullptr), rv(rv) {}
IoMode mode;
quic::QuicReceivedPacket* packet;
int rv;
};
BidirectionalStreamQuicImplTest()
: version_(std::get<0>(GetParam())),
client_headers_include_h2_stream_dependency_(std::get<1>(GetParam())),
crypto_config_(quic::test::crypto_test_utils::ProofVerifierForTesting(),
quic::TlsClientHandshaker::CreateSslCtx()),
read_buffer_(new IOBufferWithSize(4096)),
connection_id_(2),
stream_id_(GetNthClientInitiatedStreamId(0)),
client_maker_(version_,
connection_id_,
&clock_,
kDefaultServerHostName,
quic::Perspective::IS_CLIENT,
client_headers_include_h2_stream_dependency_),
server_maker_(version_,
connection_id_,
&clock_,
kDefaultServerHostName,
quic::Perspective::IS_SERVER,
false),
random_generator_(0),
destination_(kDefaultServerHostName, kDefaultServerPort) {
IPAddress ip(192, 0, 2, 33);
peer_addr_ = IPEndPoint(ip, 443);
self_addr_ = IPEndPoint(ip, 8435);
clock_.AdvanceTime(quic::QuicTime::Delta::FromMilliseconds(20));
}
~BidirectionalStreamQuicImplTest() {
session_->CloseSessionOnError(ERR_ABORTED, quic::QUIC_INTERNAL_ERROR);
for (size_t i = 0; i < writes_.size(); i++) {
delete writes_[i].packet;
}
}
void TearDown() override {
EXPECT_TRUE(socket_data_->AllReadDataConsumed());
EXPECT_TRUE(socket_data_->AllWriteDataConsumed());
}
// Adds a packet to the list of expected writes.
void AddWrite(std::unique_ptr<quic::QuicReceivedPacket> packet) {
writes_.push_back(PacketToWrite(SYNCHRONOUS, packet.release()));
}
// Adds a write error to the list of expected writes.
void AddWriteError(IoMode mode, int rv) {
writes_.push_back(PacketToWrite(mode, rv));
}
void ProcessPacket(std::unique_ptr<quic::QuicReceivedPacket> packet) {
connection_->ProcessUdpPacket(
quic::QuicSocketAddress(quic::QuicSocketAddressImpl(self_addr_)),
quic::QuicSocketAddress(quic::QuicSocketAddressImpl(peer_addr_)),
*packet);
}
// Configures the test fixture to use the list of expected writes.
void Initialize() {
crypto_client_stream_factory_.set_handshake_mode(
MockCryptoClientStream::ZERO_RTT);
mock_writes_.reset(new MockWrite[writes_.size()]);
for (size_t i = 0; i < writes_.size(); i++) {
if (writes_[i].packet == nullptr) {
mock_writes_[i] = MockWrite(writes_[i].mode, writes_[i].rv, i);
} else {
mock_writes_[i] = MockWrite(writes_[i].mode, writes_[i].packet->data(),
writes_[i].packet->length());
}
}
socket_data_.reset(new StaticSocketDataProvider(
base::span<MockRead>(),
base::make_span(mock_writes_.get(), writes_.size())));
std::unique_ptr<MockUDPClientSocket> socket(new MockUDPClientSocket(
socket_data_.get(), net_log().bound().net_log()));
socket->Connect(peer_addr_);
runner_ = new TestTaskRunner(&clock_);
helper_.reset(
new QuicChromiumConnectionHelper(&clock_, &random_generator_));
alarm_factory_.reset(new QuicChromiumAlarmFactory(runner_.get(), &clock_));
connection_ = new quic::QuicConnection(
connection_id_,
quic::QuicSocketAddress(quic::QuicSocketAddressImpl(peer_addr_)),
helper_.get(), alarm_factory_.get(),
new QuicChromiumPacketWriter(socket.get(), runner_.get()),
true /* owns_writer */, quic::Perspective::IS_CLIENT,
quic::test::SupportedVersions(
quic::ParsedQuicVersion(quic::PROTOCOL_QUIC_CRYPTO, version_)));
base::TimeTicks dns_end = base::TimeTicks::Now();
base::TimeTicks dns_start = dns_end - base::TimeDelta::FromMilliseconds(1);
session_.reset(new QuicChromiumClientSession(
connection_, std::move(socket),
/*stream_factory=*/nullptr, &crypto_client_stream_factory_, &clock_,
&transport_security_state_, /*ssl_config_service=*/nullptr,
base::WrapUnique(static_cast<QuicServerInfo*>(nullptr)),
QuicSessionKey(kDefaultServerHostName, kDefaultServerPort,
PRIVACY_MODE_DISABLED, SocketTag()),
/*require_confirmation=*/false, /*migrate_session_early_v2=*/false,
/*migrate_session_on_network_change_v2=*/false,
/*go_away_on_path_degrading*/ false,
/*default_network=*/NetworkChangeNotifier::kInvalidNetworkHandle,
base::TimeDelta::FromSeconds(kMaxTimeOnNonDefaultNetworkSecs),
kMaxMigrationsToNonDefaultNetworkOnWriteError,
kMaxMigrationsToNonDefaultNetworkOnPathDegrading,
kQuicYieldAfterPacketsRead,
quic::QuicTime::Delta::FromMilliseconds(
kQuicYieldAfterDurationMilliseconds),
client_headers_include_h2_stream_dependency_, /*cert_verify_flags=*/0,
quic::test::DefaultQuicConfig(), &crypto_config_, "CONNECTION_UNKNOWN",
dns_start, dns_end, &push_promise_index_, nullptr,
base::ThreadTaskRunnerHandle::Get().get(),
/*socket_performance_watcher=*/nullptr, net_log().bound().net_log()));
session_->Initialize();
TestCompletionCallback callback;
session_->CryptoConnect(callback.callback());
EXPECT_TRUE(session_->IsEncryptionEstablished());
}
void ConfirmHandshake() {
crypto_client_stream_factory_.last_stream()->SendOnCryptoHandshakeEvent(
quic::QuicSession::HANDSHAKE_CONFIRMED);
}
void SetRequest(const std::string& method,
const std::string& path,
RequestPriority priority) {
request_headers_ = client_maker_.GetRequestHeaders(method, "http", path);
}
spdy::SpdyHeaderBlock ConstructResponseHeaders(
const std::string& response_code) {
return server_maker_.GetResponseHeaders(response_code);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructDataPacket(
quic::QuicPacketNumber packet_number,
bool should_include_version,
bool fin,
quic::QuicStreamOffset offset,
quic::QuicStringPiece data,
QuicTestPacketMaker* maker) {
std::unique_ptr<quic::QuicReceivedPacket> packet(maker->MakeDataPacket(
packet_number, stream_id_, should_include_version, fin, offset, data));
DVLOG(2) << "packet(" << packet_number << "): " << std::endl
<< quic::QuicTextUtils::HexDump(packet->AsStringPiece());
return packet;
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructServerDataPacket(
quic::QuicPacketNumber packet_number,
bool should_include_version,
bool fin,
quic::QuicStreamOffset offset,
quic::QuicStringPiece data) {
return ConstructDataPacket(packet_number, should_include_version, fin,
offset, data, &server_maker_);
}
// Construct a data packet with multiple data frames
std::unique_ptr<quic::QuicReceivedPacket>
ConstructClientMultipleDataFramesPacket(
quic::QuicPacketNumber packet_number,
bool should_include_version,
bool fin,
quic::QuicStreamOffset offset,
const std::vector<std::string>& data_writes) {
std::unique_ptr<quic::QuicReceivedPacket> packet(
client_maker_.MakeMultipleDataFramesPacket(packet_number, stream_id_,
should_include_version, fin,
offset, data_writes));
DVLOG(2) << "packet(" << packet_number << "): " << std::endl
<< quic::QuicTextUtils::HexDump(packet->AsStringPiece());
return packet;
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructRequestHeadersPacket(
quic::QuicPacketNumber packet_number,
bool fin,
RequestPriority request_priority,
size_t* spdy_headers_frame_length) {
return ConstructRequestHeadersPacketInner(
packet_number, stream_id_, fin, request_priority,
spdy_headers_frame_length, /*offset=*/nullptr);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructRequestHeadersPacketInner(
quic::QuicPacketNumber packet_number,
quic::QuicStreamId stream_id,
bool fin,
RequestPriority request_priority,
size_t* spdy_headers_frame_length,
quic::QuicStreamOffset* offset) {
return ConstructRequestHeadersPacketInner(
packet_number, stream_id, fin, request_priority, 0,
spdy_headers_frame_length, offset);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructRequestHeadersPacketInner(
quic::QuicPacketNumber packet_number,
quic::QuicStreamId stream_id,
bool fin,
RequestPriority request_priority,
quic::QuicStreamId parent_stream_id,
size_t* spdy_headers_frame_length,
quic::QuicStreamOffset* offset) {
spdy::SpdyPriority priority =
ConvertRequestPriorityToQuicPriority(request_priority);
std::unique_ptr<quic::QuicReceivedPacket> packet(
client_maker_.MakeRequestHeadersPacket(
packet_number, stream_id, kIncludeVersion, fin, priority,
std::move(request_headers_), parent_stream_id,
spdy_headers_frame_length, offset));
DVLOG(2) << "packet(" << packet_number << "): " << std::endl
<< quic::QuicTextUtils::HexDump(packet->AsStringPiece());
return packet;
}
std::unique_ptr<quic::QuicReceivedPacket>
ConstructRequestHeadersAndMultipleDataFramesPacket(
quic::QuicPacketNumber packet_number,
bool fin,
RequestPriority request_priority,
quic::QuicStreamOffset* header_stream_offset,
size_t* spdy_headers_frame_length,
const std::vector<std::string>& data) {
spdy::SpdyPriority priority =
ConvertRequestPriorityToQuicPriority(request_priority);
std::unique_ptr<quic::QuicReceivedPacket> packet(
client_maker_.MakeRequestHeadersAndMultipleDataFramesPacket(
packet_number, stream_id_, kIncludeVersion, fin, priority,
std::move(request_headers_), 0, header_stream_offset,
spdy_headers_frame_length, data));
DVLOG(2) << "packet(" << packet_number << "): " << std::endl
<< quic::QuicTextUtils::HexDump(packet->AsStringPiece());
return packet;
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructResponseHeadersPacket(
quic::QuicPacketNumber packet_number,
bool fin,
spdy::SpdyHeaderBlock response_headers,
size_t* spdy_headers_frame_length,
quic::QuicStreamOffset* offset) {
return ConstructResponseHeadersPacketInner(
packet_number, stream_id_, fin, std::move(response_headers),
spdy_headers_frame_length, offset);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructResponseHeadersPacketInner(
quic::QuicPacketNumber packet_number,
quic::QuicStreamId stream_id,
bool fin,
spdy::SpdyHeaderBlock response_headers,
size_t* spdy_headers_frame_length,
quic::QuicStreamOffset* offset) {
return server_maker_.MakeResponseHeadersPacket(
packet_number, stream_id, !kIncludeVersion, fin,
std::move(response_headers), spdy_headers_frame_length, offset);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructResponseTrailersPacket(
quic::QuicPacketNumber packet_number,
bool fin,
spdy::SpdyHeaderBlock trailers,
size_t* spdy_headers_frame_length,
quic::QuicStreamOffset* offset) {
return server_maker_.MakeResponseHeadersPacket(
packet_number, stream_id_, !kIncludeVersion, fin, std::move(trailers),
spdy_headers_frame_length, offset);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructClientRstStreamPacket(
quic::QuicPacketNumber packet_number) {
return ConstructRstStreamCancelledPacket(packet_number, !kIncludeVersion, 0,
&client_maker_);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructServerRstStreamPacket(
quic::QuicPacketNumber packet_number) {
return ConstructRstStreamCancelledPacket(packet_number, !kIncludeVersion, 0,
&server_maker_);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructClientEarlyRstStreamPacket(
quic::QuicPacketNumber packet_number) {
return ConstructRstStreamCancelledPacket(packet_number, kIncludeVersion, 0,
&client_maker_);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructRstStreamCancelledPacket(
quic::QuicPacketNumber packet_number,
bool include_version,
size_t bytes_written,
QuicTestPacketMaker* maker) {
std::unique_ptr<quic::QuicReceivedPacket> packet(
maker->MakeRstPacket(packet_number, include_version, stream_id_,
quic::QUIC_STREAM_CANCELLED, bytes_written));
DVLOG(2) << "packet(" << packet_number << "): " << std::endl
<< quic::QuicTextUtils::HexDump(packet->AsStringPiece());
return packet;
}
std::unique_ptr<quic::QuicReceivedPacket>
ConstructClientAckAndRstStreamPacket(quic::QuicPacketNumber packet_number,
quic::QuicPacketNumber largest_received,
quic::QuicPacketNumber smallest_received,
quic::QuicPacketNumber least_unacked) {
return client_maker_.MakeAckAndRstPacket(
packet_number, !kIncludeVersion, stream_id_,
quic::QUIC_STREAM_CANCELLED, largest_received, smallest_received,
least_unacked, !kIncludeCongestionFeedback);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructAckAndDataPacket(
quic::QuicPacketNumber packet_number,
bool should_include_version,
quic::QuicPacketNumber largest_received,
quic::QuicPacketNumber smallest_received,
quic::QuicPacketNumber least_unacked,
bool fin,
quic::QuicStreamOffset offset,
quic::QuicStringPiece data,
QuicTestPacketMaker* maker) {
std::unique_ptr<quic::QuicReceivedPacket> packet(
maker->MakeAckAndDataPacket(
packet_number, should_include_version, stream_id_, largest_received,
smallest_received, least_unacked, fin, offset, data));
DVLOG(2) << "packet(" << packet_number << "): " << std::endl
<< quic::QuicTextUtils::HexDump(packet->AsStringPiece());
return packet;
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructClientAckPacket(
quic::QuicPacketNumber packet_number,
quic::QuicPacketNumber largest_received,
quic::QuicPacketNumber smallest_received,
quic::QuicPacketNumber least_unacked) {
return client_maker_.MakeAckPacket(packet_number, largest_received,
smallest_received, least_unacked,
!kIncludeCongestionFeedback);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructServerAckPacket(
quic::QuicPacketNumber packet_number,
quic::QuicPacketNumber largest_received,
quic::QuicPacketNumber smallest_received,
quic::QuicPacketNumber least_unacked) {
return server_maker_.MakeAckPacket(packet_number, largest_received,
smallest_received, least_unacked,
!kIncludeCongestionFeedback);
}
std::unique_ptr<quic::QuicReceivedPacket> ConstructInitialSettingsPacket(
quic::QuicPacketNumber packet_number,
quic::QuicStreamOffset* offset) {
return client_maker_.MakeInitialSettingsPacket(packet_number, offset);
}
void ExpectLoadTimingValid(const LoadTimingInfo& load_timing_info,
bool session_reused) {
EXPECT_EQ(session_reused, load_timing_info.socket_reused);
if (session_reused) {
ExpectConnectTimingHasNoTimes(load_timing_info.connect_timing);
} else {
ExpectConnectTimingHasTimes(
load_timing_info.connect_timing,
CONNECT_TIMING_HAS_SSL_TIMES | CONNECT_TIMING_HAS_DNS_TIMES);
}
ExpectLoadTimingHasOnlyConnectionTimes(load_timing_info);
}
const BoundTestNetLog& net_log() const { return net_log_; }
QuicChromiumClientSession* session() const { return session_.get(); }
quic::QuicStreamId GetNthClientInitiatedStreamId(int n) {
return quic::test::GetNthClientInitiatedStreamId(version_, n);
}
protected:
const quic::QuicTransportVersion version_;
const bool client_headers_include_h2_stream_dependency_;
BoundTestNetLog net_log_;
scoped_refptr<TestTaskRunner> runner_;
std::unique_ptr<MockWrite[]> mock_writes_;
quic::MockClock clock_;
quic::QuicConnection* connection_;
std::unique_ptr<QuicChromiumConnectionHelper> helper_;
std::unique_ptr<QuicChromiumAlarmFactory> alarm_factory_;
TransportSecurityState transport_security_state_;
std::unique_ptr<QuicChromiumClientSession> session_;
quic::QuicCryptoClientConfig crypto_config_;
HttpRequestHeaders headers_;
HttpResponseInfo response_;
scoped_refptr<IOBufferWithSize> read_buffer_;
spdy::SpdyHeaderBlock request_headers_;
const quic::QuicConnectionId connection_id_;
const quic::QuicStreamId stream_id_;
QuicTestPacketMaker client_maker_;
QuicTestPacketMaker server_maker_;
IPEndPoint self_addr_;
IPEndPoint peer_addr_;
quic::test::MockRandom random_generator_;
MockCryptoClientStreamFactory crypto_client_stream_factory_;
std::unique_ptr<StaticSocketDataProvider> socket_data_;
std::vector<PacketToWrite> writes_;
quic::QuicClientPushPromiseIndex push_promise_index_;
HostPortPair destination_;
};
INSTANTIATE_TEST_CASE_P(
Version,
BidirectionalStreamQuicImplTest,
::testing::Combine(
::testing::ValuesIn(quic::AllSupportedTransportVersions()),
::testing::Bool()));
TEST_P(BidirectionalStreamQuicImplTest, GetRequest) {
SetRequest("GET", "/", DEFAULT_PRIORITY);
size_t spdy_request_headers_frame_length;
quic::QuicStreamOffset header_stream_offset = 0;
client_maker_.SetEncryptionLevel(quic::ENCRYPTION_INITIAL);
client_maker_.SetLongHeaderType(quic::ZERO_RTT_PROTECTED);
AddWrite(ConstructRequestHeadersPacketInner(
1, GetNthClientInitiatedStreamId(0), kFin, DEFAULT_PRIORITY,
&spdy_request_headers_frame_length, &header_stream_offset));
client_maker_.SetEncryptionLevel(quic::ENCRYPTION_FORWARD_SECURE);
AddWrite(ConstructInitialSettingsPacket(2, &header_stream_offset));
AddWrite(ConstructClientAckPacket(3, 3, 1, 1));
Initialize();
BidirectionalStreamRequestInfo request;
request.method = "GET";
request.url = GURL("http://www.google.com/");
request.end_stream_on_headers = true;
request.priority = DEFAULT_PRIORITY;
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
std::unique_ptr<TestDelegateBase> delegate(
new TestDelegateBase(read_buffer.get(), kReadBufferSize));
delegate->set_trailers_expected(true);
delegate->Start(&request, net_log().bound(),
session()->CreateHandle(destination_));
delegate->WaitUntilNextCallback(kOnStreamReady);
ConfirmHandshake();
// Server acks the request.
ProcessPacket(ConstructServerAckPacket(1, 0, 0, 0));
// Server sends the response headers.
spdy::SpdyHeaderBlock response_headers = ConstructResponseHeaders("200");
size_t spdy_response_headers_frame_length;
quic::QuicStreamOffset offset = 0;
ProcessPacket(ConstructResponseHeadersPacket(
2, !kFin, std::move(response_headers),
&spdy_response_headers_frame_length, &offset));
delegate->WaitUntilNextCallback(kOnHeadersReceived);
LoadTimingInfo load_timing_info;
EXPECT_TRUE(delegate->GetLoadTimingInfo(&load_timing_info));
ExpectLoadTimingValid(load_timing_info, /*session_reused=*/false);
TestCompletionCallback cb;
int rv = delegate->ReadData(cb.callback());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ("200", delegate->response_headers().find(":status")->second);
const char kResponseBody[] = "Hello world!";
// Server sends data.
ProcessPacket(
ConstructServerDataPacket(3, !kIncludeVersion, !kFin, 0, kResponseBody));
EXPECT_EQ(12, cb.WaitForResult());
EXPECT_EQ(std::string(kResponseBody), delegate->data_received());
TestCompletionCallback cb2;
EXPECT_THAT(delegate->ReadData(cb2.callback()), IsError(ERR_IO_PENDING));
spdy::SpdyHeaderBlock trailers;
size_t spdy_trailers_frame_length;
trailers["foo"] = "bar";
trailers[quic::kFinalOffsetHeaderKey] =
base::IntToString(strlen(kResponseBody));
// Server sends trailers.
ProcessPacket(ConstructResponseTrailersPacket(
4, kFin, trailers.Clone(), &spdy_trailers_frame_length, &offset));
delegate->WaitUntilNextCallback(kOnTrailersReceived);
EXPECT_THAT(cb2.WaitForResult(), IsOk());
trailers.erase(quic::kFinalOffsetHeaderKey);
EXPECT_EQ(trailers, delegate->trailers());
EXPECT_THAT(delegate->ReadData(cb2.callback()), IsOk());
base::RunLoop().RunUntilIdle();
EXPECT_EQ(2, delegate->on_data_read_count());
EXPECT_EQ(0, delegate->on_data_sent_count());
EXPECT_EQ(kProtoQUIC, delegate->GetProtocol());
EXPECT_EQ(static_cast<int64_t>(spdy_request_headers_frame_length),
delegate->GetTotalSentBytes());
EXPECT_EQ(
static_cast<int64_t>(spdy_response_headers_frame_length +
strlen(kResponseBody) + spdy_trailers_frame_length),
delegate->GetTotalReceivedBytes());
// Check that NetLog was filled as expected.
TestNetLogEntry::List entries;
net_log().GetEntries(&entries);
size_t pos = ExpectLogContainsSomewhere(
entries, /*min_offset=*/0,
NetLogEventType::QUIC_CHROMIUM_CLIENT_STREAM_SEND_REQUEST_HEADERS,
NetLogEventPhase::NONE);
pos = ExpectLogContainsSomewhere(
entries, /*min_offset=*/pos,
NetLogEventType::QUIC_CHROMIUM_CLIENT_STREAM_SEND_REQUEST_HEADERS,
NetLogEventPhase::NONE);
ExpectLogContainsSomewhere(
entries, /*min_offset=*/pos,
NetLogEventType::QUIC_CHROMIUM_CLIENT_STREAM_SEND_REQUEST_HEADERS,
NetLogEventPhase::NONE);
}
TEST_P(BidirectionalStreamQuicImplTest, LoadTimingTwoRequests) {
SetRequest("GET", "/", DEFAULT_PRIORITY);
quic::QuicStreamOffset offset = 0;
client_maker_.SetEncryptionLevel(quic::ENCRYPTION_INITIAL);
client_maker_.SetLongHeaderType(quic::ZERO_RTT_PROTECTED);
AddWrite(ConstructRequestHeadersPacketInner(
1, GetNthClientInitiatedStreamId(0), kFin, DEFAULT_PRIORITY, nullptr,
&offset));
// SetRequest() again for second request as |request_headers_| was moved.
SetRequest("GET", "/", DEFAULT_PRIORITY);
AddWrite(ConstructRequestHeadersPacketInner(
2, GetNthClientInitiatedStreamId(1), kFin, DEFAULT_PRIORITY,
GetNthClientInitiatedStreamId(0), nullptr, &offset));
client_maker_.SetEncryptionLevel(quic::ENCRYPTION_FORWARD_SECURE);
AddWrite(ConstructInitialSettingsPacket(3, &offset));
AddWrite(ConstructClientAckPacket(4, 3, 1, 1));
Initialize();
BidirectionalStreamRequestInfo request;
request.method = "GET";
request.url = GURL("http://www.google.com/");
request.end_stream_on_headers = true;
request.priority = DEFAULT_PRIORITY;
// Start first request.
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
std::unique_ptr<TestDelegateBase> delegate(
new TestDelegateBase(read_buffer.get(), kReadBufferSize));
delegate->Start(&request, net_log().bound(),
session()->CreateHandle(destination_));
// Start second request.
scoped_refptr<IOBuffer> read_buffer2(new IOBuffer(kReadBufferSize));
std::unique_ptr<TestDelegateBase> delegate2(
new TestDelegateBase(read_buffer2.get(), kReadBufferSize));
delegate2->Start(&request, net_log().bound(),
session()->CreateHandle(destination_));
delegate->WaitUntilNextCallback(kOnStreamReady);
delegate2->WaitUntilNextCallback(kOnStreamReady);
ConfirmHandshake();
// Server acks the request.
ProcessPacket(ConstructServerAckPacket(1, 0, 0, 0));
// Server sends the response headers.
offset = 0;
ProcessPacket(ConstructResponseHeadersPacketInner(
2, GetNthClientInitiatedStreamId(0), kFin,
ConstructResponseHeaders("200"), nullptr, &offset));
ProcessPacket(ConstructResponseHeadersPacketInner(
3, GetNthClientInitiatedStreamId(1), kFin,
ConstructResponseHeaders("200"), nullptr, &offset));
delegate->WaitUntilNextCallback(kOnHeadersReceived);
delegate2->WaitUntilNextCallback(kOnHeadersReceived);
LoadTimingInfo load_timing_info;
EXPECT_TRUE(delegate->GetLoadTimingInfo(&load_timing_info));
LoadTimingInfo load_timing_info2;
EXPECT_TRUE(delegate2->GetLoadTimingInfo(&load_timing_info2));
ExpectLoadTimingValid(load_timing_info, /*session_reused=*/false);
ExpectLoadTimingValid(load_timing_info2, /*session_reused=*/true);
EXPECT_EQ("200", delegate->response_headers().find(":status")->second);
EXPECT_EQ("200", delegate2->response_headers().find(":status")->second);
// No response body. ReadData() should return OK synchronously.