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Copy pathbidirectional_stream_unittest.cc
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bidirectional_stream_unittest.cc
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// Copyright 2015 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/http/bidirectional_stream.h"
#include <memory>
#include <utility>
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_piece.h"
#include "base/time/time.h"
#include "base/timer/mock_timer.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/http_network_session.h"
#include "net/http/http_response_headers.h"
#include "net/http/http_server_properties.h"
#include "net/log/net_log_capture_mode.h"
#include "net/log/net_log_event_type.h"
#include "net/log/net_log_source_type.h"
#include "net/log/test_net_log.h"
#include "net/log/test_net_log_util.h"
#include "net/socket/socket_test_util.h"
#include "net/spdy/spdy_session.h"
#include "net/spdy/spdy_test_util_common.h"
#include "net/test/cert_test_util.h"
#include "net/test/gtest_util.h"
#include "net/test/test_data_directory.h"
#include "net/url_request/url_request_test_util.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using net::test::IsError;
using net::test::IsOk;
namespace net {
namespace {
const char kBodyData[] = "Body data";
const size_t kBodyDataSize = arraysize(kBodyData);
// Size of the buffer to be allocated for each read.
const size_t kReadBufferSize = 4096;
// Expects that fields of |load_timing_info| are valid time stamps.
void ExpectLoadTimingValid(const LoadTimingInfo& load_timing_info) {
EXPECT_FALSE(load_timing_info.request_start.is_null());
EXPECT_FALSE(load_timing_info.request_start_time.is_null());
EXPECT_FALSE(load_timing_info.receive_headers_end.is_null());
EXPECT_FALSE(load_timing_info.send_start.is_null());
EXPECT_FALSE(load_timing_info.send_end.is_null());
EXPECT_TRUE(load_timing_info.request_start <
load_timing_info.receive_headers_end);
EXPECT_TRUE(load_timing_info.send_start <= load_timing_info.send_end);
}
// Tests the load timing of a stream that's connected and is not the first
// request sent on a connection.
void TestLoadTimingReused(const LoadTimingInfo& load_timing_info) {
EXPECT_TRUE(load_timing_info.socket_reused);
ExpectConnectTimingHasNoTimes(load_timing_info.connect_timing);
ExpectLoadTimingValid(load_timing_info);
}
// Tests the load timing of a stream that's connected and using a fresh
// connection.
void TestLoadTimingNotReused(const LoadTimingInfo& load_timing_info) {
EXPECT_FALSE(load_timing_info.socket_reused);
ExpectConnectTimingHasTimes(
load_timing_info.connect_timing,
CONNECT_TIMING_HAS_SSL_TIMES | CONNECT_TIMING_HAS_DNS_TIMES);
ExpectLoadTimingValid(load_timing_info);
}
// Delegate that reads data but does not send any data.
class TestDelegateBase : public BidirectionalStream::Delegate {
public:
TestDelegateBase(IOBuffer* read_buf, int read_buf_len)
: TestDelegateBase(read_buf,
read_buf_len,
base::MakeUnique<base::Timer>(false, false)) {}
TestDelegateBase(IOBuffer* read_buf,
int read_buf_len,
std::unique_ptr<base::Timer> timer)
: read_buf_(read_buf),
read_buf_len_(read_buf_len),
timer_(std::move(timer)),
loop_(nullptr),
received_bytes_(0),
sent_bytes_(0),
error_(OK),
on_data_read_count_(0),
on_data_sent_count_(0),
do_not_start_read_(false),
run_until_completion_(false),
not_expect_callback_(false) {}
~TestDelegateBase() override {}
void OnStreamReady(bool request_headers_sent) override {
// Request headers should always be sent in H2's case, because the
// functionality to combine header frame with data frames is not
// implemented.
EXPECT_TRUE(request_headers_sent);
if (callback_.is_null())
return;
callback_.Run(OK);
}
void OnHeadersReceived(const SpdyHeaderBlock& response_headers) override {
CHECK(!not_expect_callback_);
response_headers_ = response_headers.Clone();
if (!do_not_start_read_)
StartOrContinueReading();
}
void OnDataRead(int bytes_read) override {
CHECK(!not_expect_callback_);
++on_data_read_count_;
CHECK_GE(bytes_read, OK);
data_received_.append(read_buf_->data(), bytes_read);
if (!do_not_start_read_)
StartOrContinueReading();
}
void OnDataSent() override {
CHECK(!not_expect_callback_);
++on_data_sent_count_;
}
void OnTrailersReceived(const SpdyHeaderBlock& trailers) override {
CHECK(!not_expect_callback_);
trailers_ = trailers.Clone();
if (run_until_completion_)
loop_->Quit();
}
void OnFailed(int error) override {
CHECK(!not_expect_callback_);
CHECK_EQ(OK, error_);
CHECK_NE(OK, error);
error_ = error;
if (run_until_completion_)
loop_->Quit();
}
void Start(std::unique_ptr<BidirectionalStreamRequestInfo> request_info,
HttpNetworkSession* session) {
stream_.reset(new BidirectionalStream(std::move(request_info), session,
true, this, std::move(timer_)));
if (run_until_completion_)
loop_->Run();
}
void Start(std::unique_ptr<BidirectionalStreamRequestInfo> request_info,
HttpNetworkSession* session,
const CompletionCallback& cb) {
callback_ = cb;
stream_.reset(new BidirectionalStream(std::move(request_info), session,
true, this, std::move(timer_)));
if (run_until_completion_)
WaitUntilCompletion();
}
void WaitUntilCompletion() { loop_->Run(); }
void SendData(const scoped_refptr<IOBuffer>& data,
int length,
bool end_of_stream) {
not_expect_callback_ = true;
stream_->SendData(data, length, end_of_stream);
not_expect_callback_ = false;
}
void SendvData(const std::vector<scoped_refptr<IOBuffer>>& data,
const std::vector<int>& length,
bool end_of_stream) {
not_expect_callback_ = true;
stream_->SendvData(data, length, end_of_stream);
not_expect_callback_ = false;
}
// Starts or continues reading data from |stream_| until no more bytes
// can be read synchronously.
void StartOrContinueReading() {
int rv = ReadData();
while (rv > 0) {
rv = ReadData();
}
if (run_until_completion_ && rv == 0)
loop_->Quit();
}
// Calls ReadData on the |stream_| and updates internal states.
int ReadData() {
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);
return rv;
}
// Deletes |stream_|.
void DeleteStream() {
next_proto_ = stream_->GetProtocol();
received_bytes_ = stream_->GetTotalReceivedBytes();
sent_bytes_ = stream_->GetTotalSentBytes();
stream_->GetLoadTimingInfo(&load_timing_info_);
stream_.reset();
}
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_;
}
void GetLoadTimingInfo(LoadTimingInfo* load_timing_info) const {
if (stream_) {
stream_->GetLoadTimingInfo(load_timing_info);
return;
}
*load_timing_info = load_timing_info_;
}
// Const getters for internal states.
const std::string& data_received() const { return data_received_; }
int error() const { return error_; }
const SpdyHeaderBlock& response_headers() const { return response_headers_; }
const 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_; }
// Sets whether the delegate should automatically start reading.
void set_do_not_start_read(bool do_not_start_read) {
do_not_start_read_ = do_not_start_read;
}
// Sets whether the delegate should wait until the completion of the stream.
void SetRunUntilCompletion(bool run_until_completion) {
run_until_completion_ = run_until_completion;
loop_.reset(new base::RunLoop);
}
protected:
// Quits |loop_|.
void QuitLoop() { loop_->Quit(); }
private:
std::unique_ptr<BidirectionalStream> stream_;
scoped_refptr<IOBuffer> read_buf_;
int read_buf_len_;
std::unique_ptr<base::Timer> timer_;
std::string data_received_;
std::unique_ptr<base::RunLoop> loop_;
SpdyHeaderBlock response_headers_;
SpdyHeaderBlock trailers_;
NextProto next_proto_;
int64_t received_bytes_;
int64_t sent_bytes_;
LoadTimingInfo load_timing_info_;
int error_;
int on_data_read_count_;
int on_data_sent_count_;
bool do_not_start_read_;
bool run_until_completion_;
// This is to ensure that delegate callback is not invoked synchronously when
// calling into |stream_|.
bool not_expect_callback_;
CompletionCallback callback_;
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_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 OnHeadersReceived(const SpdyHeaderBlock& response_headers) override {
TestDelegateBase::OnHeadersReceived(response_headers);
if (phase_ == ON_HEADERS_RECEIVED) {
DeleteStream();
QuitLoop();
}
}
void OnDataSent() override { NOTREACHED(); }
void OnDataRead(int bytes_read) override {
if (phase_ == ON_HEADERS_RECEIVED) {
NOTREACHED();
return;
}
TestDelegateBase::OnDataRead(bytes_read);
if (phase_ == ON_DATA_READ) {
DeleteStream();
QuitLoop();
}
}
void OnTrailersReceived(const SpdyHeaderBlock& trailers) override {
if (phase_ == ON_HEADERS_RECEIVED || phase_ == ON_DATA_READ) {
NOTREACHED();
return;
}
TestDelegateBase::OnTrailersReceived(trailers);
if (phase_ == ON_TRAILERS_RECEIVED) {
DeleteStream();
QuitLoop();
}
}
void OnFailed(int error) override {
if (phase_ != ON_FAILED) {
NOTREACHED();
return;
}
TestDelegateBase::OnFailed(error);
DeleteStream();
QuitLoop();
}
private:
// Indicates in which callback the delegate should cancel or delete the
// stream.
Phase phase_;
DISALLOW_COPY_AND_ASSIGN(DeleteStreamDelegate);
};
// A Timer that does not start a delayed task unless the timer is fired.
class MockTimer : public base::MockTimer {
public:
MockTimer() : base::MockTimer(false, false) {}
~MockTimer() override {}
void Start(const tracked_objects::Location& posted_from,
base::TimeDelta delay,
const base::Closure& user_task) override {
// Sets a maximum delay, so the timer does not fire unless it is told to.
base::TimeDelta infinite_delay = base::TimeDelta::Max();
base::MockTimer::Start(posted_from, infinite_delay, user_task);
}
private:
DISALLOW_COPY_AND_ASSIGN(MockTimer);
};
} // namespace
class BidirectionalStreamTest : public testing::TestWithParam<bool> {
public:
BidirectionalStreamTest()
: default_url_(kDefaultUrl),
host_port_pair_(HostPortPair::FromURL(default_url_)),
key_(host_port_pair_, ProxyServer::Direct(), PRIVACY_MODE_DISABLED),
ssl_data_(SSLSocketDataProvider(ASYNC, OK)) {
ssl_data_.next_proto = kProtoHTTP2;
ssl_data_.cert = ImportCertFromFile(GetTestCertsDirectory(), "ok_cert.pem");
net_log_.SetCaptureMode(NetLogCaptureMode::IncludeSocketBytes());
}
protected:
void TearDown() override {
if (sequenced_data_) {
EXPECT_TRUE(sequenced_data_->AllReadDataConsumed());
EXPECT_TRUE(sequenced_data_->AllWriteDataConsumed());
}
}
// Initializes the session using SequencedSocketData.
void InitSession(MockRead* reads,
size_t reads_count,
MockWrite* writes,
size_t writes_count) {
ASSERT_TRUE(ssl_data_.cert.get());
session_deps_.socket_factory->AddSSLSocketDataProvider(&ssl_data_);
sequenced_data_.reset(
new SequencedSocketData(reads, reads_count, writes, writes_count));
session_deps_.socket_factory->AddSocketDataProvider(sequenced_data_.get());
session_deps_.net_log = net_log_.bound().net_log();
http_session_ = SpdySessionDependencies::SpdyCreateSession(&session_deps_);
session_ =
CreateSecureSpdySession(http_session_.get(), key_, net_log_.bound());
}
BoundTestNetLog net_log_;
SpdyTestUtil spdy_util_;
SpdySessionDependencies session_deps_;
const GURL default_url_;
const HostPortPair host_port_pair_;
const SpdySessionKey key_;
std::unique_ptr<SequencedSocketData> sequenced_data_;
std::unique_ptr<HttpNetworkSession> http_session_;
private:
SSLSocketDataProvider ssl_data_;
base::WeakPtr<SpdySession> session_;
};
TEST_F(BidirectionalStreamTest, CreateInsecureStream) {
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "GET";
request_info->url = GURL("http://www.example.org/");
TestDelegateBase delegate(nullptr, 0);
HttpNetworkSession::Params params =
SpdySessionDependencies::CreateSessionParams(&session_deps_);
std::unique_ptr<HttpNetworkSession> session(new HttpNetworkSession(params));
delegate.SetRunUntilCompletion(true);
delegate.Start(std::move(request_info), session.get());
EXPECT_THAT(delegate.error(), IsError(ERR_DISALLOWED_URL_SCHEME));
}
TEST_F(BidirectionalStreamTest, SimplePostRequest) {
SpdySerializedFrame req(spdy_util_.ConstructSpdyPost(
kDefaultUrl, 1, kBodyDataSize, LOW, nullptr, 0));
SpdySerializedFrame data_frame(spdy_util_.ConstructSpdyDataFrame(
1, kBodyData, kBodyDataSize, /*fin=*/true));
MockWrite writes[] = {
CreateMockWrite(req, 0), CreateMockWrite(data_frame, 3),
};
SpdySerializedFrame resp(spdy_util_.ConstructSpdyPostReply(nullptr, 0));
SpdySerializedFrame response_body_frame(
spdy_util_.ConstructSpdyDataFrame(1, /*fin=*/true));
MockRead reads[] = {
CreateMockRead(resp, 1),
MockRead(ASYNC, ERR_IO_PENDING, 2), // Force a pause.
CreateMockRead(response_body_frame, 4), MockRead(ASYNC, 0, 5),
};
InitSession(reads, arraysize(reads), writes, arraysize(writes));
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "POST";
request_info->url = default_url_;
request_info->extra_headers.SetHeader(net::HttpRequestHeaders::kContentLength,
base::SizeTToString(kBodyDataSize));
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
std::unique_ptr<TestDelegateBase> delegate(
new TestDelegateBase(read_buffer.get(), kReadBufferSize));
delegate->Start(std::move(request_info), http_session_.get());
sequenced_data_->RunUntilPaused();
scoped_refptr<StringIOBuffer> write_buffer(
new StringIOBuffer(std::string(kBodyData, kBodyDataSize)));
delegate->SendData(write_buffer.get(), write_buffer->size(), true);
sequenced_data_->Resume();
base::RunLoop().RunUntilIdle();
LoadTimingInfo load_timing_info;
delegate->GetLoadTimingInfo(&load_timing_info);
TestLoadTimingNotReused(load_timing_info);
EXPECT_EQ(1, delegate->on_data_read_count());
EXPECT_EQ(1, delegate->on_data_sent_count());
EXPECT_EQ(kProtoHTTP2, delegate->GetProtocol());
EXPECT_EQ(CountWriteBytes(writes, arraysize(writes)),
delegate->GetTotalSentBytes());
EXPECT_EQ(CountReadBytes(reads, arraysize(reads)),
delegate->GetTotalReceivedBytes());
}
TEST_F(BidirectionalStreamTest, LoadTimingTwoRequests) {
SpdySerializedFrame req(
spdy_util_.ConstructSpdyGet(nullptr, 0, /*stream_id=*/1, LOW, true));
SpdySerializedFrame req2(
spdy_util_.ConstructSpdyGet(nullptr, 0, /*stream_id=*/3, LOW, true));
MockWrite writes[] = {
CreateMockWrite(req, 0), CreateMockWrite(req2, 2),
};
SpdySerializedFrame resp(
spdy_util_.ConstructSpdyGetReply(nullptr, 0, /*stream_id=*/1));
SpdySerializedFrame resp2(
spdy_util_.ConstructSpdyGetReply(nullptr, 0, /*stream_id=*/3));
SpdySerializedFrame resp_body(
spdy_util_.ConstructSpdyDataFrame(/*stream_id=*/1, /*fin=*/true));
SpdySerializedFrame resp_body2(
spdy_util_.ConstructSpdyDataFrame(/*stream_id=*/3, /*fin=*/true));
MockRead reads[] = {CreateMockRead(resp, 1), CreateMockRead(resp_body, 3),
CreateMockRead(resp2, 4), CreateMockRead(resp_body2, 5),
MockRead(ASYNC, 0, 6)};
InitSession(reads, arraysize(reads), writes, arraysize(writes));
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "GET";
request_info->url = default_url_;
request_info->end_stream_on_headers = true;
std::unique_ptr<BidirectionalStreamRequestInfo> request_info2(
new BidirectionalStreamRequestInfo);
request_info2->method = "GET";
request_info2->url = default_url_;
request_info2->end_stream_on_headers = true;
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
scoped_refptr<IOBuffer> read_buffer2(new IOBuffer(kReadBufferSize));
std::unique_ptr<TestDelegateBase> delegate(
new TestDelegateBase(read_buffer.get(), kReadBufferSize));
std::unique_ptr<TestDelegateBase> delegate2(
new TestDelegateBase(read_buffer2.get(), kReadBufferSize));
delegate->Start(std::move(request_info), http_session_.get());
delegate2->Start(std::move(request_info2), http_session_.get());
delegate->SetRunUntilCompletion(true);
delegate2->SetRunUntilCompletion(true);
base::RunLoop().RunUntilIdle();
delegate->WaitUntilCompletion();
delegate2->WaitUntilCompletion();
LoadTimingInfo load_timing_info;
delegate->GetLoadTimingInfo(&load_timing_info);
TestLoadTimingNotReused(load_timing_info);
LoadTimingInfo load_timing_info2;
delegate2->GetLoadTimingInfo(&load_timing_info2);
TestLoadTimingReused(load_timing_info2);
}
// Creates a BidirectionalStream with an insecure scheme. Destroy the stream
// without waiting for the OnFailed task to be executed.
TEST_F(BidirectionalStreamTest,
CreateInsecureStreamAndDestroyStreamRightAfter) {
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "GET";
request_info->url = GURL("http://www.example.org/");
std::unique_ptr<TestDelegateBase> delegate(new TestDelegateBase(nullptr, 0));
HttpNetworkSession::Params params =
SpdySessionDependencies::CreateSessionParams(&session_deps_);
std::unique_ptr<HttpNetworkSession> session(new HttpNetworkSession(params));
delegate->Start(std::move(request_info), session.get());
// Reset stream right before the OnFailed task is executed.
delegate.reset();
base::RunLoop().RunUntilIdle();
}
// Simulates user calling ReadData after END_STREAM has been received in
// BidirectionalStreamSpdyImpl.
TEST_F(BidirectionalStreamTest, TestReadDataAfterClose) {
SpdySerializedFrame req(spdy_util_.ConstructSpdyGet(kDefaultUrl, 1, LOWEST));
MockWrite writes[] = {
CreateMockWrite(req, 0),
};
const char* const kExtraResponseHeaders[] = {"header-name", "header-value"};
SpdySerializedFrame resp(
spdy_util_.ConstructSpdyGetReply(kExtraResponseHeaders, 1, 1));
SpdySerializedFrame body_frame(spdy_util_.ConstructSpdyDataFrame(1, false));
// Last body frame has END_STREAM flag set.
SpdySerializedFrame last_body_frame(
spdy_util_.ConstructSpdyDataFrame(1, true));
MockRead reads[] = {
CreateMockRead(resp, 1),
MockRead(ASYNC, ERR_IO_PENDING, 2), // Force a pause.
CreateMockRead(body_frame, 3),
MockRead(ASYNC, ERR_IO_PENDING, 4), // Force a pause.
CreateMockRead(body_frame, 5),
CreateMockRead(last_body_frame, 6),
MockRead(SYNCHRONOUS, 0, 7),
};
InitSession(reads, arraysize(reads), writes, arraysize(writes));
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "GET";
request_info->url = default_url_;
request_info->end_stream_on_headers = true;
request_info->priority = LOWEST;
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
// Create a MockTimer. Retain a raw pointer since the underlying
// BidirectionalStreamImpl owns it.
MockTimer* timer = new MockTimer();
std::unique_ptr<TestDelegateBase> delegate(new TestDelegateBase(
read_buffer.get(), kReadBufferSize, base::WrapUnique(timer)));
delegate->set_do_not_start_read(true);
delegate->Start(std::move(request_info), http_session_.get());
// Write request, and deliver response headers.
sequenced_data_->RunUntilPaused();
EXPECT_FALSE(timer->IsRunning());
// ReadData returns asynchronously because no data is buffered.
int rv = delegate->ReadData();
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Deliver a DATA frame.
sequenced_data_->Resume();
base::RunLoop().RunUntilIdle();
timer->Fire();
// Asynchronous completion callback is invoke.
EXPECT_EQ(1, delegate->on_data_read_count());
EXPECT_EQ(kUploadDataSize * 1,
static_cast<int>(delegate->data_received().size()));
// Deliver the rest. Note that user has not called a second ReadData.
sequenced_data_->Resume();
base::RunLoop().RunUntilIdle();
// ReadData now. Read should complete synchronously.
rv = delegate->ReadData();
EXPECT_EQ(kUploadDataSize * 2, rv);
rv = delegate->ReadData();
EXPECT_THAT(rv, IsOk()); // EOF.
const SpdyHeaderBlock& response_headers = delegate->response_headers();
EXPECT_EQ("200", response_headers.find(":status")->second);
EXPECT_EQ("header-value", response_headers.find("header-name")->second);
EXPECT_EQ(1, delegate->on_data_read_count());
EXPECT_EQ(0, delegate->on_data_sent_count());
EXPECT_EQ(kProtoHTTP2, delegate->GetProtocol());
EXPECT_EQ(CountWriteBytes(writes, arraysize(writes)),
delegate->GetTotalSentBytes());
EXPECT_EQ(CountReadBytes(reads, arraysize(reads)),
delegate->GetTotalReceivedBytes());
}
// Tests that the NetLog contains correct entries.
TEST_F(BidirectionalStreamTest, TestNetLogContainEntries) {
SpdySerializedFrame req(spdy_util_.ConstructSpdyPost(
kDefaultUrl, 1, kBodyDataSize * 3, LOWEST, nullptr, 0));
SpdySerializedFrame data_frame(spdy_util_.ConstructSpdyDataFrame(
1, kBodyData, kBodyDataSize, /*fin=*/true));
MockWrite writes[] = {
CreateMockWrite(req, 0), CreateMockWrite(data_frame, 3),
};
SpdySerializedFrame resp(spdy_util_.ConstructSpdyGetReply(nullptr, 0, 1));
SpdySerializedFrame response_body_frame1(
spdy_util_.ConstructSpdyDataFrame(1, false));
SpdySerializedFrame response_body_frame2(
spdy_util_.ConstructSpdyDataFrame(1, false));
SpdyHeaderBlock trailers;
trailers["foo"] = "bar";
SpdySerializedFrame response_trailers(
spdy_util_.ConstructSpdyResponseHeaders(1, std::move(trailers), true));
MockRead reads[] = {
CreateMockRead(resp, 1),
MockRead(ASYNC, ERR_IO_PENDING, 2), // Force a pause.
CreateMockRead(response_body_frame1, 4),
MockRead(ASYNC, ERR_IO_PENDING, 5), // Force a pause.
CreateMockRead(response_body_frame2, 6),
CreateMockRead(response_trailers, 7),
MockRead(ASYNC, 0, 8),
};
InitSession(reads, arraysize(reads), writes, arraysize(writes));
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "POST";
request_info->url = default_url_;
request_info->priority = LOWEST;
request_info->extra_headers.SetHeader(net::HttpRequestHeaders::kContentLength,
base::SizeTToString(kBodyDataSize * 3));
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
MockTimer* timer = new MockTimer();
std::unique_ptr<TestDelegateBase> delegate(new TestDelegateBase(
read_buffer.get(), kReadBufferSize, base::WrapUnique(timer)));
delegate->set_do_not_start_read(true);
delegate->Start(std::move(request_info), http_session_.get());
// Send the request and receive response headers.
sequenced_data_->RunUntilPaused();
EXPECT_FALSE(timer->IsRunning());
scoped_refptr<StringIOBuffer> buf(
new StringIOBuffer(std::string(kBodyData, kBodyDataSize)));
// Send a DATA frame.
delegate->SendData(buf, buf->size(), true);
// ReadData returns asynchronously because no data is buffered.
int rv = delegate->ReadData();
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Deliver the first DATA frame.
sequenced_data_->Resume();
sequenced_data_->RunUntilPaused();
// |sequenced_data_| is now stopped after delivering first DATA frame but
// before the second DATA frame.
// Fire the timer to allow the first ReadData to complete asynchronously.
timer->Fire();
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, delegate->on_data_read_count());
// Now let |sequenced_data_| run until completion.
sequenced_data_->Resume();
base::RunLoop().RunUntilIdle();
// All data has been delivered, and OnClosed() has been invoked.
// Read now, and it should complete synchronously.
rv = delegate->ReadData();
EXPECT_EQ(kUploadDataSize, rv);
EXPECT_EQ("200", delegate->response_headers().find(":status")->second);
EXPECT_EQ(1, delegate->on_data_read_count());
EXPECT_EQ(1, delegate->on_data_sent_count());
EXPECT_EQ(kProtoHTTP2, delegate->GetProtocol());
EXPECT_EQ("bar", delegate->trailers().find("foo")->second);
EXPECT_EQ(CountWriteBytes(writes, arraysize(writes)),
delegate->GetTotalSentBytes());
EXPECT_EQ(CountReadBytes(reads, arraysize(reads)),
delegate->GetTotalReceivedBytes());
// Destroy the delegate will destroy the stream, so we can get an end event
// for BIDIRECTIONAL_STREAM_ALIVE.
delegate.reset();
TestNetLogEntry::List entries;
net_log_.GetEntries(&entries);
size_t index = ExpectLogContainsSomewhere(
entries, 0, NetLogEventType::BIDIRECTIONAL_STREAM_ALIVE,
NetLogEventPhase::BEGIN);
// HTTP_STREAM_REQUEST is nested inside in BIDIRECTIONAL_STREAM_ALIVE.
index = ExpectLogContainsSomewhere(entries, index,
NetLogEventType::HTTP_STREAM_REQUEST,
NetLogEventPhase::BEGIN);
index = ExpectLogContainsSomewhere(entries, index,
NetLogEventType::HTTP_STREAM_REQUEST,
NetLogEventPhase::END);
// Headers received should happen after HTTP_STREAM_REQUEST.
index = ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_RECV_HEADERS,
NetLogEventPhase::NONE);
// Trailers received should happen after headers received. It might happen
// before the reads complete.
ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_RECV_TRAILERS,
NetLogEventPhase::NONE);
index = ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_SEND_DATA,
NetLogEventPhase::NONE);
index = ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_READ_DATA,
NetLogEventPhase::NONE);
TestNetLogEntry entry = entries[index];
int read_result = 0;
EXPECT_TRUE(entry.params->GetInteger("rv", &read_result));
EXPECT_EQ(ERR_IO_PENDING, read_result);
// Sent bytes. Sending data is always asynchronous.
index = ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_BYTES_SENT,
NetLogEventPhase::NONE);
entry = entries[index];
EXPECT_EQ(NetLogSourceType::BIDIRECTIONAL_STREAM, entry.source.type);
// Received bytes for asynchronous read.
index = ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_BYTES_RECEIVED,
NetLogEventPhase::NONE);
entry = entries[index];
EXPECT_EQ(NetLogSourceType::BIDIRECTIONAL_STREAM, entry.source.type);
// Received bytes for synchronous read.
index = ExpectLogContainsSomewhere(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_BYTES_RECEIVED,
NetLogEventPhase::NONE);
entry = entries[index];
EXPECT_EQ(NetLogSourceType::BIDIRECTIONAL_STREAM, entry.source.type);
ExpectLogContainsSomewhere(entries, index,
NetLogEventType::BIDIRECTIONAL_STREAM_ALIVE,
NetLogEventPhase::END);
}
TEST_F(BidirectionalStreamTest, TestInterleaveReadDataAndSendData) {
SpdySerializedFrame req(spdy_util_.ConstructSpdyPost(
kDefaultUrl, 1, kBodyDataSize * 3, LOWEST, nullptr, 0));
SpdySerializedFrame data_frame1(spdy_util_.ConstructSpdyDataFrame(
1, kBodyData, kBodyDataSize, /*fin=*/false));
SpdySerializedFrame data_frame2(spdy_util_.ConstructSpdyDataFrame(
1, kBodyData, kBodyDataSize, /*fin=*/false));
SpdySerializedFrame data_frame3(spdy_util_.ConstructSpdyDataFrame(
1, kBodyData, kBodyDataSize, /*fin=*/true));
MockWrite writes[] = {
CreateMockWrite(req, 0), CreateMockWrite(data_frame1, 3),
CreateMockWrite(data_frame2, 6), CreateMockWrite(data_frame3, 9),
};
SpdySerializedFrame resp(spdy_util_.ConstructSpdyGetReply(nullptr, 0, 1));
SpdySerializedFrame response_body_frame1(
spdy_util_.ConstructSpdyDataFrame(1, false));
SpdySerializedFrame response_body_frame2(
spdy_util_.ConstructSpdyDataFrame(1, true));
MockRead reads[] = {
CreateMockRead(resp, 1),
MockRead(ASYNC, ERR_IO_PENDING, 2), // Force a pause.
CreateMockRead(response_body_frame1, 4),
MockRead(ASYNC, ERR_IO_PENDING, 5), // Force a pause.
CreateMockRead(response_body_frame2, 7),
MockRead(ASYNC, ERR_IO_PENDING, 8), // Force a pause.
MockRead(ASYNC, 0, 10),
};
InitSession(reads, arraysize(reads), writes, arraysize(writes));
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "POST";
request_info->url = default_url_;
request_info->priority = LOWEST;
request_info->extra_headers.SetHeader(net::HttpRequestHeaders::kContentLength,
base::SizeTToString(kBodyDataSize * 3));
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
MockTimer* timer = new MockTimer();
std::unique_ptr<TestDelegateBase> delegate(new TestDelegateBase(
read_buffer.get(), kReadBufferSize, base::WrapUnique(timer)));
delegate->set_do_not_start_read(true);
delegate->Start(std::move(request_info), http_session_.get());
// Send the request and receive response headers.
sequenced_data_->RunUntilPaused();
EXPECT_FALSE(timer->IsRunning());
// Send a DATA frame.
scoped_refptr<StringIOBuffer> buf(
new StringIOBuffer(std::string(kBodyData, kBodyDataSize)));
// Send a DATA frame.
delegate->SendData(buf, buf->size(), false);
// ReadData and it should return asynchronously because no data is buffered.
int rv = delegate->ReadData();
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Deliver a DATA frame, and fire the timer.
sequenced_data_->Resume();
sequenced_data_->RunUntilPaused();
timer->Fire();
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, delegate->on_data_sent_count());
EXPECT_EQ(1, delegate->on_data_read_count());
// Send a DATA frame.
delegate->SendData(buf, buf->size(), false);
// ReadData and it should return asynchronously because no data is buffered.
rv = delegate->ReadData();
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Deliver a DATA frame, and fire the timer.
sequenced_data_->Resume();
sequenced_data_->RunUntilPaused();
timer->Fire();
base::RunLoop().RunUntilIdle();
// Last DATA frame is read. Server half closes.
EXPECT_EQ(2, delegate->on_data_read_count());
EXPECT_EQ(2, delegate->on_data_sent_count());
// Send the last body frame. Client half closes.
delegate->SendData(buf, buf->size(), true);
sequenced_data_->Resume();
base::RunLoop().RunUntilIdle();
EXPECT_EQ(3, delegate->on_data_sent_count());
// OnClose is invoked since both sides are closed.
rv = delegate->ReadData();
EXPECT_THAT(rv, IsOk());
EXPECT_EQ("200", delegate->response_headers().find(":status")->second);
EXPECT_EQ(2, delegate->on_data_read_count());
EXPECT_EQ(3, delegate->on_data_sent_count());
EXPECT_EQ(kProtoHTTP2, delegate->GetProtocol());
EXPECT_EQ(CountWriteBytes(writes, arraysize(writes)),
delegate->GetTotalSentBytes());
EXPECT_EQ(CountReadBytes(reads, arraysize(reads)),
delegate->GetTotalReceivedBytes());
}
TEST_F(BidirectionalStreamTest, TestCoalesceSmallDataBuffers) {
SpdySerializedFrame req(spdy_util_.ConstructSpdyPost(
kDefaultUrl, 1, kBodyDataSize * 1, LOWEST, nullptr, 0));
std::string body_data = "some really long piece of data";
SpdySerializedFrame data_frame1(spdy_util_.ConstructSpdyDataFrame(
1, body_data.c_str(), body_data.size(), /*fin=*/true));
MockWrite writes[] = {
CreateMockWrite(req, 0), CreateMockWrite(data_frame1, 1),
};
SpdySerializedFrame resp(spdy_util_.ConstructSpdyGetReply(nullptr, 0, 1));
SpdySerializedFrame response_body_frame1(
spdy_util_.ConstructSpdyDataFrame(1, true));
MockRead reads[] = {
CreateMockRead(resp, 2),
MockRead(ASYNC, ERR_IO_PENDING, 3), // Force a pause.
CreateMockRead(response_body_frame1, 4), MockRead(ASYNC, 0, 5),
};
InitSession(reads, arraysize(reads), writes, arraysize(writes));
std::unique_ptr<BidirectionalStreamRequestInfo> request_info(
new BidirectionalStreamRequestInfo);
request_info->method = "POST";
request_info->url = default_url_;
request_info->priority = LOWEST;
request_info->extra_headers.SetHeader(net::HttpRequestHeaders::kContentLength,
base::SizeTToString(kBodyDataSize * 1));
scoped_refptr<IOBuffer> read_buffer(new IOBuffer(kReadBufferSize));
MockTimer* timer = new MockTimer();
std::unique_ptr<TestDelegateBase> delegate(new TestDelegateBase(
read_buffer.get(), kReadBufferSize, base::WrapUnique(timer)));
delegate->set_do_not_start_read(true);
TestCompletionCallback callback;
delegate->Start(std::move(request_info), http_session_.get(),
callback.callback());
// Wait until the stream is ready.
callback.WaitForResult();
// Send a DATA frame.
scoped_refptr<StringIOBuffer> buf(new StringIOBuffer(body_data.substr(0, 5)));
scoped_refptr<StringIOBuffer> buf2(
new StringIOBuffer(body_data.substr(5, body_data.size() - 5)));
delegate->SendvData({buf, buf2.get()}, {buf->size(), buf2->size()}, true);
sequenced_data_->RunUntilPaused(); // OnHeadersReceived.
// ReadData and it should return asynchronously because no data is buffered.
EXPECT_THAT(delegate->ReadData(), IsError(ERR_IO_PENDING));
sequenced_data_->Resume();
base::RunLoop().RunUntilIdle();
EXPECT_EQ(1, delegate->on_data_sent_count());
EXPECT_EQ(1, delegate->on_data_read_count());
EXPECT_EQ("200", delegate->response_headers().find(":status")->second);
EXPECT_EQ(1, delegate->on_data_read_count());
EXPECT_EQ(1, delegate->on_data_sent_count());
EXPECT_EQ(kProtoHTTP2, delegate->GetProtocol());
EXPECT_EQ(CountWriteBytes(writes, arraysize(writes)),
delegate->GetTotalSentBytes());
EXPECT_EQ(CountReadBytes(reads, arraysize(reads)),
delegate->GetTotalReceivedBytes());
TestNetLogEntry::List entries;
net_log_.GetEntries(&entries);
size_t index = ExpectLogContainsSomewhere(
entries, 0, NetLogEventType::BIDIRECTIONAL_STREAM_SENDV_DATA,
NetLogEventPhase::NONE);
TestNetLogEntry entry = entries[index];
int num_buffers = 0;
EXPECT_TRUE(entry.params->GetInteger("num_buffers", &num_buffers));
EXPECT_EQ(2, num_buffers);
index = ExpectLogContainsSomewhereAfter(
entries, index,
NetLogEventType::BIDIRECTIONAL_STREAM_BYTES_SENT_COALESCED,
NetLogEventPhase::BEGIN);
entry = entries[index];
int num_buffers_coalesced = 0;
EXPECT_TRUE(entry.params->GetInteger("num_buffers_coalesced",
&num_buffers_coalesced));
EXPECT_EQ(2, num_buffers_coalesced);
index = ExpectLogContainsSomewhereAfter(
entries, index, NetLogEventType::BIDIRECTIONAL_STREAM_BYTES_SENT,
NetLogEventPhase::NONE);
entry = entries[index];
int byte_count = 0;
EXPECT_TRUE(entry.params->GetInteger("byte_count", &byte_count));
EXPECT_EQ(buf->size(), byte_count);
index = ExpectLogContainsSomewhereAfter(
entries, index + 1, NetLogEventType::BIDIRECTIONAL_STREAM_BYTES_SENT,
NetLogEventPhase::NONE);
entry = entries[index];
byte_count = 0;
EXPECT_TRUE(entry.params->GetInteger("byte_count", &byte_count));
EXPECT_EQ(buf2->size(), byte_count);