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chromium / chromium / src / d61bd53e385e2e249687cec28fe28f488a25fa0c / . / net / socket / client_socket_pool_base_unittest.cc
blob: 3b3b821bf9432ecd7acf185ca9d66f3664c9c4e0 [file] [log] [blame]
// 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/socket/transport_client_socket_pool.h"
#include <stdint.h>
#include <utility>
#include <vector>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/callback.h"
#include "base/location.h"
#include "base/logging.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "base/single_thread_task_runner.h"
#include "base/stl_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "base/threading/platform_thread.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/values.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/base/privacy_mode.h"
#include "net/base/proxy_server.h"
#include "net/base/request_priority.h"
#include "net/base/test_completion_callback.h"
#include "net/http/http_response_headers.h"
#include "net/http/http_response_info.h"
#include "net/log/net_log.h"
#include "net/log/net_log_event_type.h"
#include "net/log/net_log_source.h"
#include "net/log/net_log_source_type.h"
#include "net/log/test_net_log.h"
#include "net/log/test_net_log_entry.h"
#include "net/log/test_net_log_util.h"
#include "net/socket/client_socket_factory.h"
#include "net/socket/client_socket_handle.h"
#include "net/socket/datagram_client_socket.h"
#include "net/socket/socket_performance_watcher.h"
#include "net/socket/socket_tag.h"
#include "net/socket/socket_test_util.h"
#include "net/socket/ssl_client_socket.h"
#include "net/socket/stream_socket.h"
#include "net/socket/transport_connect_job.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "net/test/gtest_util.h"
#include "net/test/test_with_scoped_task_environment.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"
using net::test::IsError;
using net::test::IsOk;
using ::testing::Invoke;
using ::testing::Return;
namespace net {
namespace {
const int kDefaultMaxSockets = 4;
const int kDefaultMaxSocketsPerGroup = 2;
constexpr base::TimeDelta kUnusedIdleSocketTimeout =
base::TimeDelta::FromSeconds(10);
ClientSocketPool::GroupId TestGroupId(
const std::string& host,
int port = 80,
ClientSocketPool::SocketType socket_type =
ClientSocketPool::SocketType::kHttp,
PrivacyMode privacy_mode = PrivacyMode::PRIVACY_MODE_DISABLED) {
return ClientSocketPool::GroupId(HostPortPair(host, port), socket_type,
privacy_mode);
}
// Make sure |handle| sets load times correctly when it has been assigned a
// reused socket.
void TestLoadTimingInfoConnectedReused(const ClientSocketHandle& handle) {
LoadTimingInfo load_timing_info;
// Only pass true in as |is_reused|, as in general, HttpStream types should
// have stricter concepts of reuse than socket pools.
EXPECT_TRUE(handle.GetLoadTimingInfo(true, &load_timing_info));
EXPECT_EQ(true, load_timing_info.socket_reused);
EXPECT_NE(NetLogSource::kInvalidId, load_timing_info.socket_log_id);
ExpectConnectTimingHasNoTimes(load_timing_info.connect_timing);
ExpectLoadTimingHasOnlyConnectionTimes(load_timing_info);
}
// Make sure |handle| sets load times correctly when it has been assigned a
// fresh socket. Also runs TestLoadTimingInfoConnectedReused, since the owner
// of a connection where |is_reused| is false may consider the connection
// reused.
void TestLoadTimingInfoConnectedNotReused(const ClientSocketHandle& handle) {
EXPECT_FALSE(handle.is_reused());
LoadTimingInfo load_timing_info;
EXPECT_TRUE(handle.GetLoadTimingInfo(false, &load_timing_info));
EXPECT_FALSE(load_timing_info.socket_reused);
EXPECT_NE(NetLogSource::kInvalidId, load_timing_info.socket_log_id);
ExpectConnectTimingHasTimes(load_timing_info.connect_timing,
CONNECT_TIMING_HAS_CONNECT_TIMES_ONLY);
ExpectLoadTimingHasOnlyConnectionTimes(load_timing_info);
TestLoadTimingInfoConnectedReused(handle);
}
// Make sure |handle| sets load times correctly, in the case that it does not
// currently have a socket.
void TestLoadTimingInfoNotConnected(const ClientSocketHandle& handle) {
// Should only be set to true once a socket is assigned, if at all.
EXPECT_FALSE(handle.is_reused());
LoadTimingInfo load_timing_info;
EXPECT_FALSE(handle.GetLoadTimingInfo(false, &load_timing_info));
EXPECT_FALSE(load_timing_info.socket_reused);
EXPECT_EQ(NetLogSource::kInvalidId, load_timing_info.socket_log_id);
ExpectConnectTimingHasNoTimes(load_timing_info.connect_timing);
ExpectLoadTimingHasOnlyConnectionTimes(load_timing_info);
}
class MockClientSocket : public StreamSocket {
public:
explicit MockClientSocket(net::NetLog* net_log)
: connected_(false),
has_unread_data_(false),
net_log_(NetLogWithSource::Make(net_log, NetLogSourceType::SOCKET)),
was_used_to_convey_data_(false) {}
// Sets whether the socket has unread data. If true, the next call to Read()
// will return 1 byte and IsConnectedAndIdle() will return false.
void set_has_unread_data(bool has_unread_data) {
has_unread_data_ = has_unread_data;
}
// Socket implementation.
int Read(IOBuffer* /* buf */,
int len,
CompletionOnceCallback /* callback */) override {
if (has_unread_data_ && len > 0) {
has_unread_data_ = false;
was_used_to_convey_data_ = true;
return 1;
}
return ERR_UNEXPECTED;
}
int Write(
IOBuffer* /* buf */,
int len,
CompletionOnceCallback /* callback */,
const NetworkTrafficAnnotationTag& /*traffic_annotation*/) override {
was_used_to_convey_data_ = true;
return len;
}
int SetReceiveBufferSize(int32_t size) override { return OK; }
int SetSendBufferSize(int32_t size) override { return OK; }
// StreamSocket implementation.
int Connect(CompletionOnceCallback callback) override {
connected_ = true;
return OK;
}
void Disconnect() override { connected_ = false; }
bool IsConnected() const override { return connected_; }
bool IsConnectedAndIdle() const override {
return connected_ && !has_unread_data_;
}
int GetPeerAddress(IPEndPoint* /* address */) const override {
return ERR_UNEXPECTED;
}
int GetLocalAddress(IPEndPoint* /* address */) const override {
return ERR_UNEXPECTED;
}
const NetLogWithSource& NetLog() const override { return net_log_; }
bool WasEverUsed() const override { return was_used_to_convey_data_; }
bool WasAlpnNegotiated() const override { return false; }
NextProto GetNegotiatedProtocol() const override { return kProtoUnknown; }
bool GetSSLInfo(SSLInfo* ssl_info) override { return false; }
void GetConnectionAttempts(ConnectionAttempts* out) const override {
out->clear();
}
void ClearConnectionAttempts() override {}
void AddConnectionAttempts(const ConnectionAttempts& attempts) override {}
int64_t GetTotalReceivedBytes() const override {
NOTIMPLEMENTED();
return 0;
}
void ApplySocketTag(const SocketTag& tag) override {}
private:
bool connected_;
bool has_unread_data_;
NetLogWithSource net_log_;
bool was_used_to_convey_data_;
DISALLOW_COPY_AND_ASSIGN(MockClientSocket);
};
class TestConnectJob;
class MockClientSocketFactory : public ClientSocketFactory {
public:
MockClientSocketFactory() : allocation_count_(0) {}
std::unique_ptr<DatagramClientSocket> CreateDatagramClientSocket(
DatagramSocket::BindType bind_type,
NetLog* net_log,
const NetLogSource& source) override {
NOTREACHED();
return std::unique_ptr<DatagramClientSocket>();
}
std::unique_ptr<TransportClientSocket> CreateTransportClientSocket(
const AddressList& addresses,
std::unique_ptr<
SocketPerformanceWatcher> /* socket_performance_watcher */,
NetLog* /* net_log */,
const NetLogSource& /*source*/) override {
allocation_count_++;
return nullptr;
}
std::unique_ptr<SSLClientSocket> CreateSSLClientSocket(
std::unique_ptr<StreamSocket> stream_socket,
const HostPortPair& host_and_port,
const SSLConfig& ssl_config,
const SSLClientSocketContext& context) override {
NOTIMPLEMENTED();
return std::unique_ptr<SSLClientSocket>();
}
std::unique_ptr<ProxyClientSocket> CreateProxyClientSocket(
std::unique_ptr<StreamSocket> stream_socket,
const std::string& user_agent,
const HostPortPair& endpoint,
const ProxyServer& proxy_server,
HttpAuthController* http_auth_controller,
bool tunnel,
bool using_spdy,
NextProto negotiated_protocol,
ProxyDelegate* proxy_delegate,
const NetworkTrafficAnnotationTag& traffic_annotation) override {
NOTIMPLEMENTED();
return nullptr;
}
void WaitForSignal(TestConnectJob* job) { waiting_jobs_.push_back(job); }
void SignalJobs();
void SignalJob(size_t job);
void SetJobLoadState(size_t job, LoadState load_state);
// Sets the HasConnectionEstablished value of the specified job to true,
// without invoking the callback.
void SetJobHasEstablishedConnection(size_t job);
int allocation_count() const { return allocation_count_; }
private:
int allocation_count_;
std::vector<TestConnectJob*> waiting_jobs_;
};
class TestConnectJob : public ConnectJob {
public:
enum JobType {
kMockJob,
kMockFailingJob,
kMockPendingJob,
kMockPendingFailingJob,
kMockWaitingJob,
// Certificate errors return a socket in addition to an error code.
kMockCertErrorJob,
kMockPendingCertErrorJob,
kMockAdditionalErrorStateJob,
kMockPendingAdditionalErrorStateJob,
kMockUnreadDataJob,
kMockAuthChallengeOnceJob,
kMockAuthChallengeTwiceJob,
kMockAuthChallengeOnceFailingJob,
kMockAuthChallengeTwiceFailingJob,
};
// The kMockPendingJob uses a slight delay before allowing the connect
// to complete.
static const int kPendingConnectDelay = 2;
TestConnectJob(JobType job_type,
RequestPriority request_priority,
SocketTag socket_tag,
base::TimeDelta timeout_duration,
const CommonConnectJobParams* common_connect_job_params,
ConnectJob::Delegate* delegate,
MockClientSocketFactory* client_socket_factory)
: ConnectJob(request_priority,
socket_tag,
timeout_duration,
common_connect_job_params,
delegate,
nullptr /* net_log */,
NetLogSourceType::TRANSPORT_CONNECT_JOB,
NetLogEventType::TRANSPORT_CONNECT_JOB_CONNECT),
job_type_(job_type),
client_socket_factory_(client_socket_factory),
load_state_(LOAD_STATE_IDLE),
has_established_connection_(false),
store_additional_error_state_(false),
weak_factory_(this) {}
void Signal() {
DoConnect(waiting_success_, true /* async */, false /* recoverable */);
}
void set_load_state(LoadState load_state) { load_state_ = load_state; }
void set_has_established_connection() {
DCHECK(!has_established_connection_);
has_established_connection_ = true;
}
// From ConnectJob:
LoadState GetLoadState() const override { return load_state_; }
bool HasEstablishedConnection() const override {
return has_established_connection_;
}
bool IsSSLError() const override { return store_additional_error_state_; }
scoped_refptr<SSLCertRequestInfo> GetCertRequestInfo() override {
if (store_additional_error_state_)
return base::MakeRefCounted<SSLCertRequestInfo>();
return nullptr;
}
private:
// From ConnectJob:
int ConnectInternal() override {
AddressList ignored;
client_socket_factory_->CreateTransportClientSocket(
ignored, nullptr, nullptr, NetLogSource());
switch (job_type_) {
case kMockJob:
return DoConnect(true /* successful */, false /* sync */,
false /* cert_error */);
case kMockFailingJob:
return DoConnect(false /* error */, false /* sync */,
false /* cert_error */);
case kMockPendingJob:
set_load_state(LOAD_STATE_CONNECTING);
// Depending on execution timings, posting a delayed task can result
// in the task getting executed the at the earliest possible
// opportunity or only after returning once from the message loop and
// then a second call into the message loop. In order to make behavior
// more deterministic, we change the default delay to 2ms. This should
// always require us to wait for the second call into the message loop.
//
// N.B. The correct fix for this and similar timing problems is to
// abstract time for the purpose of unittests. Unfortunately, we have
// a lot of third-party components that directly call the various
// time functions, so this change would be rather invasive.
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE,
base::BindOnce(base::IgnoreResult(&TestConnectJob::DoConnect),
weak_factory_.GetWeakPtr(), true /* successful */,
true /* async */, false /* cert_error */),
base::TimeDelta::FromMilliseconds(kPendingConnectDelay));
return ERR_IO_PENDING;
case kMockPendingFailingJob:
set_load_state(LOAD_STATE_CONNECTING);
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE,
base::BindOnce(base::IgnoreResult(&TestConnectJob::DoConnect),
weak_factory_.GetWeakPtr(), false /* error */,
true /* async */, false /* cert_error */),
base::TimeDelta::FromMilliseconds(2));
return ERR_IO_PENDING;
case kMockWaitingJob:
set_load_state(LOAD_STATE_CONNECTING);
client_socket_factory_->WaitForSignal(this);
waiting_success_ = true;
return ERR_IO_PENDING;
case kMockCertErrorJob:
return DoConnect(false /* error */, false /* sync */,
true /* cert_error */);
case kMockPendingCertErrorJob:
set_load_state(LOAD_STATE_CONNECTING);
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE,
base::BindOnce(base::IgnoreResult(&TestConnectJob::DoConnect),
weak_factory_.GetWeakPtr(), false /* error */,
true /* async */, true /* cert_error */),
base::TimeDelta::FromMilliseconds(2));
return ERR_IO_PENDING;
case kMockAdditionalErrorStateJob:
store_additional_error_state_ = true;
return DoConnect(false /* error */, false /* sync */,
false /* cert_error */);
case kMockPendingAdditionalErrorStateJob:
set_load_state(LOAD_STATE_CONNECTING);
store_additional_error_state_ = true;
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE,
base::BindOnce(base::IgnoreResult(&TestConnectJob::DoConnect),
weak_factory_.GetWeakPtr(), false /* error */,
true /* async */, false /* cert_error */),
base::TimeDelta::FromMilliseconds(2));
return ERR_IO_PENDING;
case kMockUnreadDataJob: {
int ret = DoConnect(true /* successful */, false /* sync */,
false /* cert_error */);
static_cast<MockClientSocket*>(socket())->set_has_unread_data(true);
return ret;
}
case kMockAuthChallengeOnceJob:
set_load_state(LOAD_STATE_CONNECTING);
DoAdvanceAuthChallenge(1, true /* succeed_after_last_challenge */);
return ERR_IO_PENDING;
case kMockAuthChallengeTwiceJob:
set_load_state(LOAD_STATE_CONNECTING);
DoAdvanceAuthChallenge(2, true /* succeed_after_last_challenge */);
return ERR_IO_PENDING;
case kMockAuthChallengeOnceFailingJob:
set_load_state(LOAD_STATE_CONNECTING);
DoAdvanceAuthChallenge(1, false /* succeed_after_last_challenge */);
return ERR_IO_PENDING;
case kMockAuthChallengeTwiceFailingJob:
set_load_state(LOAD_STATE_CONNECTING);
DoAdvanceAuthChallenge(2, false /* succeed_after_last_challenge */);
return ERR_IO_PENDING;
default:
NOTREACHED();
SetSocket(std::unique_ptr<StreamSocket>());
return ERR_FAILED;
}
}
void ChangePriorityInternal(RequestPriority priority) override {}
int DoConnect(bool succeed, bool was_async, bool cert_error) {
int result = OK;
has_established_connection_ = true;
if (succeed) {
SetSocket(std::make_unique<MockClientSocket>(net_log().net_log()));
socket()->Connect(CompletionOnceCallback());
} else if (cert_error) {
SetSocket(std::make_unique<MockClientSocket>(net_log().net_log()));
result = ERR_CERT_COMMON_NAME_INVALID;
} else {
result = ERR_CONNECTION_FAILED;
SetSocket(std::unique_ptr<StreamSocket>());
}
if (was_async)
NotifyDelegateOfCompletion(result);
return result;
}
void DoAdvanceAuthChallenge(int remaining_challenges,
bool succeed_after_last_challenge) {
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE,
base::BindOnce(&TestConnectJob::InvokeNextProxyAuthCallback,
weak_factory_.GetWeakPtr(), remaining_challenges,
succeed_after_last_challenge));
}
void InvokeNextProxyAuthCallback(int remaining_challenges,
bool succeed_after_last_challenge) {
set_load_state(LOAD_STATE_ESTABLISHING_PROXY_TUNNEL);
if (remaining_challenges == 0) {
DoConnect(succeed_after_last_challenge, true /* was_async */,
false /* cert_error */);
return;
}
// Integration tests make sure HttpResponseInfo and HttpAuthController work.
// The auth tests here are just focused on ConnectJob bookkeeping.
HttpResponseInfo info;
NotifyDelegateOfProxyAuth(
info, nullptr /* http_auth_controller */,
base::BindOnce(&TestConnectJob::DoAdvanceAuthChallenge,
weak_factory_.GetWeakPtr(), remaining_challenges - 1,
succeed_after_last_challenge));
}
bool waiting_success_;
const JobType job_type_;
MockClientSocketFactory* const client_socket_factory_;
LoadState load_state_;
bool has_established_connection_;
bool store_additional_error_state_;
base::WeakPtrFactory<TestConnectJob> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(TestConnectJob);
};
class TestConnectJobFactory
: public TransportClientSocketPool::ConnectJobFactory {
public:
TestConnectJobFactory(MockClientSocketFactory* client_socket_factory,
NetLog* net_log)
: common_connect_job_params_(
nullptr /* client_socket_factory */,
nullptr /* host_resolver */,
nullptr /* http_auth_cache */,
nullptr /* http_auth_handler_factory */,
nullptr /* spdy_session_pool */,
nullptr /* quic_supported_versions */,
nullptr /* quic_stream_factory */,
nullptr /* proxy_delegate */,
nullptr /* http_user_agent_settings */,
SSLClientSocketContext(),
SSLClientSocketContext(),
nullptr /* socket_performance_watcher_factory */,
nullptr /* network_quality_estimator */,
net_log,
nullptr /* websocket_endpoint_lock_manager */),
job_type_(TestConnectJob::kMockJob),
job_types_(nullptr),
client_socket_factory_(client_socket_factory) {}
~TestConnectJobFactory() override = default;
void set_job_type(TestConnectJob::JobType job_type) { job_type_ = job_type; }
void set_job_types(std::list<TestConnectJob::JobType>* job_types) {
job_types_ = job_types;
CHECK(!job_types_->empty());
}
void set_timeout_duration(base::TimeDelta timeout_duration) {
timeout_duration_ = timeout_duration;
}
// ConnectJobFactory implementation.
std::unique_ptr<ConnectJob> NewConnectJob(
ClientSocketPool::GroupId group_id,
scoped_refptr<ClientSocketPool::SocketParams> socket_params,
RequestPriority request_priority,
SocketTag socket_tag,
ConnectJob::Delegate* delegate) const override {
EXPECT_TRUE(!job_types_ || !job_types_->empty());
TestConnectJob::JobType job_type = job_type_;
if (job_types_ && !job_types_->empty()) {
job_type = job_types_->front();
job_types_->pop_front();
}
return std::make_unique<TestConnectJob>(
job_type, request_priority, socket_tag, timeout_duration_,
&common_connect_job_params_, delegate, client_socket_factory_);
}
private:
const CommonConnectJobParams common_connect_job_params_;
TestConnectJob::JobType job_type_;
std::list<TestConnectJob::JobType>* job_types_;
base::TimeDelta timeout_duration_;
MockClientSocketFactory* const client_socket_factory_;
DISALLOW_COPY_AND_ASSIGN(TestConnectJobFactory);
};
} // namespace
namespace {
void MockClientSocketFactory::SignalJobs() {
for (auto it = waiting_jobs_.begin(); it != waiting_jobs_.end(); ++it) {
(*it)->Signal();
}
waiting_jobs_.clear();
}
void MockClientSocketFactory::SignalJob(size_t job) {
ASSERT_LT(job, waiting_jobs_.size());
waiting_jobs_[job]->Signal();
waiting_jobs_.erase(waiting_jobs_.begin() + job);
}
void MockClientSocketFactory::SetJobLoadState(size_t job,
LoadState load_state) {
ASSERT_LT(job, waiting_jobs_.size());
waiting_jobs_[job]->set_load_state(load_state);
}
void MockClientSocketFactory::SetJobHasEstablishedConnection(size_t job) {
ASSERT_LT(job, waiting_jobs_.size());
waiting_jobs_[job]->set_has_established_connection();
}
class ClientSocketPoolBaseTest : public TestWithScopedTaskEnvironment {
protected:
ClientSocketPoolBaseTest()
: TestWithScopedTaskEnvironment(
base::test::ScopedTaskEnvironment::MainThreadType::MOCK_TIME),
params_(ClientSocketPool::SocketParams::CreateForHttpForTesting()) {
connect_backup_jobs_enabled_ =
TransportClientSocketPool::connect_backup_jobs_enabled();
TransportClientSocketPool::set_connect_backup_jobs_enabled(true);
}
~ClientSocketPoolBaseTest() override {
TransportClientSocketPool::set_connect_backup_jobs_enabled(
connect_backup_jobs_enabled_);
}
void CreatePool(int max_sockets,
int max_sockets_per_group,
bool enable_backup_connect_jobs = false) {
CreatePoolWithIdleTimeouts(max_sockets, max_sockets_per_group,
kUnusedIdleSocketTimeout,
ClientSocketPool::used_idle_socket_timeout(),
enable_backup_connect_jobs);
}
void CreatePoolWithIdleTimeouts(int max_sockets,
int max_sockets_per_group,
base::TimeDelta unused_idle_socket_timeout,
base::TimeDelta used_idle_socket_timeout,
bool enable_backup_connect_jobs = false) {
DCHECK(!pool_.get());
std::unique_ptr<TestConnectJobFactory> connect_job_factory =
std::make_unique<TestConnectJobFactory>(&client_socket_factory_,
&net_log_);
connect_job_factory_ = connect_job_factory.get();
pool_ = TransportClientSocketPool::CreateForTesting(
max_sockets, max_sockets_per_group, unused_idle_socket_timeout,
used_idle_socket_timeout, std::move(connect_job_factory),
nullptr /* ssl_config_service */, enable_backup_connect_jobs);
}
int StartRequestWithIgnoreLimits(
const ClientSocketPool::GroupId& group_id,
RequestPriority priority,
ClientSocketPool::RespectLimits respect_limits) {
return test_base_.StartRequestUsingPool(pool_.get(), group_id, priority,
respect_limits, params_);
}
int StartRequest(const ClientSocketPool::GroupId& group_id,
RequestPriority priority) {
return StartRequestWithIgnoreLimits(
group_id, priority, ClientSocketPool::RespectLimits::ENABLED);
}
int GetOrderOfRequest(size_t index) const {
return test_base_.GetOrderOfRequest(index);
}
bool ReleaseOneConnection(ClientSocketPoolTest::KeepAlive keep_alive) {
return test_base_.ReleaseOneConnection(keep_alive);
}
void ReleaseAllConnections(ClientSocketPoolTest::KeepAlive keep_alive) {
test_base_.ReleaseAllConnections(keep_alive);
}
TestSocketRequest* request(int i) { return test_base_.request(i); }
size_t requests_size() const { return test_base_.requests_size(); }
std::vector<std::unique_ptr<TestSocketRequest>>* requests() {
return test_base_.requests();
}
// Only counts the requests that get sockets asynchronously;
// synchronous completions are not registered by this count.
size_t completion_count() const { return test_base_.completion_count(); }
TestNetLog net_log_;
bool connect_backup_jobs_enabled_;
MockClientSocketFactory client_socket_factory_;
TestConnectJobFactory* connect_job_factory_;
// These parameters are never actually used to create a TransportConnectJob.
scoped_refptr<ClientSocketPool::SocketParams> params_;
std::unique_ptr<TransportClientSocketPool> pool_;
ClientSocketPoolTest test_base_;
};
TEST_F(ClientSocketPoolBaseTest, BasicSynchronous) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
TestCompletionCallback callback;
ClientSocketHandle handle;
BoundTestNetLog log;
TestLoadTimingInfoNotConnected(handle);
EXPECT_EQ(
OK, handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), log.bound()));
EXPECT_TRUE(handle.is_initialized());
EXPECT_TRUE(handle.socket());
TestLoadTimingInfoConnectedNotReused(handle);
handle.Reset();
TestLoadTimingInfoNotConnected(handle);
TestNetLogEntry::List entries;
log.GetEntries(&entries);
EXPECT_EQ(5u, entries.size());
EXPECT_TRUE(LogContainsEvent(
entries, 0, NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsBeginEvent(entries, 1, NetLogEventType::SOCKET_POOL));
EXPECT_TRUE(LogContainsEvent(
entries, 2, NetLogEventType::SOCKET_POOL_BOUND_TO_CONNECT_JOB,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsEvent(entries, 3,
NetLogEventType::SOCKET_POOL_BOUND_TO_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsEndEvent(entries, 4, NetLogEventType::SOCKET_POOL));
}
TEST_F(ClientSocketPoolBaseTest, InitConnectionFailure) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockFailingJob);
BoundTestNetLog log;
ClientSocketHandle handle;
TestCompletionCallback callback;
// Set the additional error state members to ensure that they get cleared.
handle.set_is_ssl_error(true);
handle.set_ssl_cert_request_info(base::MakeRefCounted<SSLCertRequestInfo>());
EXPECT_EQ(
ERR_CONNECTION_FAILED,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
log.bound()));
EXPECT_FALSE(handle.socket());
EXPECT_FALSE(handle.is_ssl_error());
EXPECT_FALSE(handle.ssl_cert_request_info());
TestLoadTimingInfoNotConnected(handle);
TestNetLogEntry::List entries;
log.GetEntries(&entries);
EXPECT_EQ(4u, entries.size());
EXPECT_TRUE(LogContainsEvent(
entries, 0, NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsBeginEvent(entries, 1, NetLogEventType::SOCKET_POOL));
EXPECT_TRUE(LogContainsEvent(
entries, 2, NetLogEventType::SOCKET_POOL_BOUND_TO_CONNECT_JOB,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsEndEvent(entries, 3, NetLogEventType::SOCKET_POOL));
}
// Make sure different groups do not share sockets.
TEST_F(ClientSocketPoolBaseTest, GroupSeparation) {
CreatePool(1000 /* max_sockets */, 2 /* max_sockets_per_group */);
const HostPortPair kHostPortPairs[] = {
{"a", 80},
{"a", 443},
{"b", 80},
};
const ClientSocketPool::SocketType kSocketTypes[] = {
ClientSocketPool::SocketType::kHttp,
ClientSocketPool::SocketType::kSsl,
ClientSocketPool::SocketType::kFtp,
};
const PrivacyMode kPrivacyModes[] = {PrivacyMode::PRIVACY_MODE_DISABLED,
PrivacyMode::PRIVACY_MODE_ENABLED};
int total_idle_sockets = 0;
// Walk through each GroupId, making sure that requesting a socket for one
// group does not return a previously connected socket for another group.
for (const auto& host_port_pair : kHostPortPairs) {
SCOPED_TRACE(host_port_pair.ToString());
for (const auto& socket_type : kSocketTypes) {
SCOPED_TRACE(static_cast<int>(socket_type));
for (const auto& privacy_mode : kPrivacyModes) {
SCOPED_TRACE(privacy_mode);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketPool::GroupId group_id(host_port_pair, socket_type,
privacy_mode);
EXPECT_FALSE(pool_->HasGroupForTesting(group_id));
TestCompletionCallback callback;
ClientSocketHandle handle;
// Since the group is empty, requesting a socket should not complete
// synchronously.
EXPECT_THAT(
handle.Init(group_id, params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()),
IsError(ERR_IO_PENDING));
EXPECT_TRUE(pool_->HasGroupForTesting(group_id));
EXPECT_EQ(total_idle_sockets, pool_->IdleSocketCount());
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_TRUE(handle.socket());
EXPECT_TRUE(pool_->HasGroupForTesting(group_id));
EXPECT_EQ(total_idle_sockets, pool_->IdleSocketCount());
// Return socket to pool.
handle.Reset();
EXPECT_EQ(total_idle_sockets + 1, pool_->IdleSocketCount());
// Requesting a socket again should return the same socket as before, so
// should complete synchronously.
EXPECT_THAT(
handle.Init(group_id, params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()),
IsOk());
EXPECT_TRUE(handle.socket());
EXPECT_EQ(total_idle_sockets, pool_->IdleSocketCount());
// Return socket to pool again.
handle.Reset();
EXPECT_EQ(total_idle_sockets + 1, pool_->IdleSocketCount());
++total_idle_sockets;
}
}
}
}
TEST_F(ClientSocketPoolBaseTest, TotalLimit) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
// TODO(eroman): Check that the NetLog contains this event.
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("c"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("d"), DEFAULT_PRIORITY), IsOk());
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSockets, completion_count());
EXPECT_THAT(StartRequest(TestGroupId("e"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("f"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("g"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSockets, completion_count());
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(3, GetOrderOfRequest(3));
EXPECT_EQ(4, GetOrderOfRequest(4));
EXPECT_EQ(5, GetOrderOfRequest(5));
EXPECT_EQ(6, GetOrderOfRequest(6));
EXPECT_EQ(7, GetOrderOfRequest(7));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(8));
}
TEST_F(ClientSocketPoolBaseTest, TotalLimitReachedNewGroup) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
// TODO(eroman): Check that the NetLog contains this event.
// Reach all limits: max total sockets, and max sockets per group.
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), DEFAULT_PRIORITY), IsOk());
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSockets, completion_count());
// Now create a new group and verify that we don't starve it.
EXPECT_THAT(StartRequest(TestGroupId("c"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSockets, completion_count());
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(3, GetOrderOfRequest(3));
EXPECT_EQ(4, GetOrderOfRequest(4));
EXPECT_EQ(5, GetOrderOfRequest(5));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(6));
}
TEST_F(ClientSocketPoolBaseTest, TotalLimitRespectsPriority) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
EXPECT_THAT(StartRequest(TestGroupId("b"), LOWEST), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), HIGHEST), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsOk());
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_THAT(StartRequest(TestGroupId("c"), LOWEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("b"), HIGHEST), IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(requests_size() - kDefaultMaxSockets, completion_count());
// First 4 requests don't have to wait, and finish in order.
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(3, GetOrderOfRequest(3));
EXPECT_EQ(4, GetOrderOfRequest(4));
// Request ("b", HIGHEST) has the highest priority, then (TestGroupId("a"),
// MEDIUM), and then ("c", LOWEST).
EXPECT_EQ(7, GetOrderOfRequest(5));
EXPECT_EQ(6, GetOrderOfRequest(6));
EXPECT_EQ(5, GetOrderOfRequest(7));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(9));
}
// Test reprioritizing a request before completion doesn't interfere with
// its completion.
TEST_F(ClientSocketPoolBaseTest, ReprioritizeOne) {
CreatePool(kDefaultMaxSockets, 1);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(OK));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_TRUE(request(0)->handle()->socket());
EXPECT_FALSE(request(1)->handle()->socket());
request(1)->handle()->SetPriority(HIGHEST);
ReleaseOneConnection(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_TRUE(request(1)->handle()->socket());
}
// Reprioritize a request up past another one and make sure that changes the
// completion order.
TEST_F(ClientSocketPoolBaseTest, ReprioritizeUpReorder) {
CreatePool(kDefaultMaxSockets, 1);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(OK));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
EXPECT_TRUE(request(0)->handle()->socket());
EXPECT_FALSE(request(1)->handle()->socket());
EXPECT_FALSE(request(2)->handle()->socket());
request(2)->handle()->SetPriority(HIGHEST);
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(3, GetOrderOfRequest(2));
EXPECT_EQ(2, GetOrderOfRequest(3));
}
// Reprioritize a request without changing relative priorities and check
// that the order doesn't change.
TEST_F(ClientSocketPoolBaseTest, ReprioritizeUpNoReorder) {
CreatePool(kDefaultMaxSockets, 1);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(OK));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsError(ERR_IO_PENDING));
EXPECT_TRUE(request(0)->handle()->socket());
EXPECT_FALSE(request(1)->handle()->socket());
EXPECT_FALSE(request(2)->handle()->socket());
request(2)->handle()->SetPriority(MEDIUM);
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(3, GetOrderOfRequest(3));
}
// Reprioritize a request past down another one and make sure that changes the
// completion order.
TEST_F(ClientSocketPoolBaseTest, ReprioritizeDownReorder) {
CreatePool(kDefaultMaxSockets, 1);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(OK));
EXPECT_THAT(StartRequest(TestGroupId("a"), HIGHEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_TRUE(request(0)->handle()->socket());
EXPECT_FALSE(request(1)->handle()->socket());
EXPECT_FALSE(request(2)->handle()->socket());
request(1)->handle()->SetPriority(LOW);
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(3, GetOrderOfRequest(2));
EXPECT_EQ(2, GetOrderOfRequest(3));
}
// Reprioritize a request to the same level as another and confirm it is
// put after the old request.
TEST_F(ClientSocketPoolBaseTest, ReprioritizeResetFIFO) {
CreatePool(kDefaultMaxSockets, 1);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(OK));
EXPECT_THAT(StartRequest(TestGroupId("a"), HIGHEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_TRUE(request(0)->handle()->socket());
EXPECT_FALSE(request(1)->handle()->socket());
EXPECT_FALSE(request(2)->handle()->socket());
request(1)->handle()->SetPriority(MEDIUM);
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(3, GetOrderOfRequest(2));
EXPECT_EQ(2, GetOrderOfRequest(3));
}
TEST_F(ClientSocketPoolBaseTest, TotalLimitRespectsGroupLimit) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), HIGHEST), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), MEDIUM), IsOk());
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_THAT(StartRequest(TestGroupId("c"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("b"), HIGHEST), IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSockets, completion_count());
// First 4 requests don't have to wait, and finish in order.
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(3, GetOrderOfRequest(3));
EXPECT_EQ(4, GetOrderOfRequest(4));
// Request ("b", 7) has the highest priority, but we can't make new socket for
// group "b", because it has reached the per-group limit. Then we make
// socket for ("c", 6), because it has higher priority than ("a", 4),
// and we still can't make a socket for group "b".
EXPECT_EQ(5, GetOrderOfRequest(5));
EXPECT_EQ(6, GetOrderOfRequest(6));
EXPECT_EQ(7, GetOrderOfRequest(7));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(8));
}
// Make sure that we count connecting sockets against the total limit.
TEST_F(ClientSocketPoolBaseTest, TotalLimitCountsConnectingSockets) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("b"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("c"), DEFAULT_PRIORITY), IsOk());
// Create one asynchronous request.
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
EXPECT_THAT(StartRequest(TestGroupId("d"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
// We post all of our delayed tasks with a 2ms delay. I.e. they don't
// actually become pending until 2ms after they have been created. In order
// to flush all tasks, we need to wait so that we know there are no
// soon-to-be-pending tasks waiting.
FastForwardBy(base::TimeDelta::FromMilliseconds(10));
// The next synchronous request should wait for its turn.
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
EXPECT_THAT(StartRequest(TestGroupId("e"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(3, GetOrderOfRequest(3));
EXPECT_EQ(4, GetOrderOfRequest(4));
EXPECT_EQ(5, GetOrderOfRequest(5));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(6));
}
TEST_F(ClientSocketPoolBaseTest, CorrectlyCountStalledGroups) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSockets);
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
EXPECT_EQ(kDefaultMaxSockets, client_socket_factory_.allocation_count());
EXPECT_THAT(StartRequest(TestGroupId("b"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("c"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_EQ(kDefaultMaxSockets, client_socket_factory_.allocation_count());
EXPECT_TRUE(ReleaseOneConnection(ClientSocketPoolTest::KEEP_ALIVE));
EXPECT_EQ(kDefaultMaxSockets + 1, client_socket_factory_.allocation_count());
EXPECT_TRUE(ReleaseOneConnection(ClientSocketPoolTest::KEEP_ALIVE));
EXPECT_EQ(kDefaultMaxSockets + 2, client_socket_factory_.allocation_count());
EXPECT_TRUE(ReleaseOneConnection(ClientSocketPoolTest::KEEP_ALIVE));
EXPECT_TRUE(ReleaseOneConnection(ClientSocketPoolTest::KEEP_ALIVE));
EXPECT_EQ(kDefaultMaxSockets + 2, client_socket_factory_.allocation_count());
}
TEST_F(ClientSocketPoolBaseTest, StallAndThenCancelAndTriggerAvailableSocket) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSockets);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
ClientSocketHandle handles[4];
for (size_t i = 0; i < base::size(handles); ++i) {
TestCompletionCallback callback;
EXPECT_EQ(ERR_IO_PENDING,
handles[i].Init(
TestGroupId("b"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
}
// One will be stalled, cancel all the handles now.
// This should hit the OnAvailableSocketSlot() code where we previously had
// stalled groups, but no longer have any.
for (size_t i = 0; i < base::size(handles); ++i)
handles[i].Reset();
}
TEST_F(ClientSocketPoolBaseTest, CancelStalledSocketAtSocketLimit) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
{
ClientSocketHandle handles[kDefaultMaxSockets];
TestCompletionCallback callbacks[kDefaultMaxSockets];
for (int i = 0; i < kDefaultMaxSockets; ++i) {
EXPECT_EQ(OK, handles[i].Init(TestGroupId(base::NumberToString(i)),
params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callbacks[i].callback(),
ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
}
// Force a stalled group.
ClientSocketHandle stalled_handle;
TestCompletionCallback callback;
EXPECT_EQ(ERR_IO_PENDING,
stalled_handle.Init(
TestGroupId("foo"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
// Cancel the stalled request.
stalled_handle.Reset();
EXPECT_EQ(kDefaultMaxSockets, client_socket_factory_.allocation_count());
EXPECT_EQ(0, pool_->IdleSocketCount());
// Dropping out of scope will close all handles and return them to idle.
}
EXPECT_EQ(kDefaultMaxSockets, client_socket_factory_.allocation_count());
EXPECT_EQ(kDefaultMaxSockets, pool_->IdleSocketCount());
}
TEST_F(ClientSocketPoolBaseTest, CancelPendingSocketAtSocketLimit) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
{
ClientSocketHandle handles[kDefaultMaxSockets];
for (int i = 0; i < kDefaultMaxSockets; ++i) {
TestCompletionCallback callback;
EXPECT_EQ(ERR_IO_PENDING,
handles[i].Init(TestGroupId(base::NumberToString(i)), params_,
DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(),
ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
}
// Force a stalled group.
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle stalled_handle;
TestCompletionCallback callback;
EXPECT_EQ(ERR_IO_PENDING,
stalled_handle.Init(
TestGroupId("foo"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
// Since it is stalled, it should have no connect jobs.
EXPECT_EQ(0u, pool_->NumConnectJobsInGroupForTesting(TestGroupId("foo")));
EXPECT_EQ(0u, pool_->NumNeverAssignedConnectJobsInGroupForTesting(
TestGroupId("foo")));
EXPECT_EQ(0u, pool_->NumUnassignedConnectJobsInGroupForTesting(
TestGroupId("foo")));
// Cancel the stalled request.
handles[0].Reset();
// Now we should have a connect job.
EXPECT_EQ(1u, pool_->NumConnectJobsInGroupForTesting(TestGroupId("foo")));
EXPECT_EQ(0u, pool_->NumNeverAssignedConnectJobsInGroupForTesting(
TestGroupId("foo")));
EXPECT_EQ(0u, pool_->NumUnassignedConnectJobsInGroupForTesting(
TestGroupId("foo")));
// The stalled socket should connect.
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_EQ(kDefaultMaxSockets + 1,
client_socket_factory_.allocation_count());
EXPECT_EQ(0, pool_->IdleSocketCount());
EXPECT_EQ(0u, pool_->NumConnectJobsInGroupForTesting(TestGroupId("foo")));
EXPECT_EQ(0u, pool_->NumNeverAssignedConnectJobsInGroupForTesting(
TestGroupId("foo")));
EXPECT_EQ(0u, pool_->NumUnassignedConnectJobsInGroupForTesting(
TestGroupId("foo")));
// Dropping out of scope will close all handles and return them to idle.
}
EXPECT_EQ(1, pool_->IdleSocketCount());
}
TEST_F(ClientSocketPoolBaseTest, WaitForStalledSocketAtSocketLimit) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
ClientSocketHandle stalled_handle;
TestCompletionCallback callback;
{
EXPECT_FALSE(pool_->IsStalled());
ClientSocketHandle handles[kDefaultMaxSockets];
for (int i = 0; i < kDefaultMaxSockets; ++i) {
TestCompletionCallback callback;
EXPECT_EQ(
OK, handles[i].Init(TestGroupId(base::StringPrintf("Take 2: %d", i)),
params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(),
ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
}
EXPECT_EQ(kDefaultMaxSockets, client_socket_factory_.allocation_count());
EXPECT_EQ(0, pool_->IdleSocketCount());
EXPECT_FALSE(pool_->IsStalled());
// Now we will hit the socket limit.
EXPECT_EQ(ERR_IO_PENDING,
stalled_handle.Init(
TestGroupId("foo"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
EXPECT_TRUE(pool_->IsStalled());
// Dropping out of scope will close all handles and return them to idle.
}
// But if we wait for it, the released idle sockets will be closed in
// preference of the waiting request.
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_EQ(kDefaultMaxSockets + 1, client_socket_factory_.allocation_count());
EXPECT_EQ(3, pool_->IdleSocketCount());
}
// Regression test for http://crbug.com/40952.
TEST_F(ClientSocketPoolBaseTest, CloseIdleSocketAtSocketLimitDeleteGroup) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup,
true /* enable_backup_connect_jobs */);
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
for (int i = 0; i < kDefaultMaxSockets; ++i) {
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(OK, handle.Init(TestGroupId(base::NumberToString(i)), params_,
DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(),
ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
}
// Flush all the DoReleaseSocket tasks.
base::RunLoop().RunUntilIdle();
// Stall a group. Set a pending job so it'll trigger a backup job if we don't
// reuse a socket.
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
// "0" is special here, since it should be the first entry in the sorted map,
// which is the one which we would close an idle socket for. We shouldn't
// close an idle socket though, since we should reuse the idle socket.
EXPECT_EQ(OK, handle.Init(
TestGroupId("0"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
EXPECT_EQ(kDefaultMaxSockets, client_socket_factory_.allocation_count());
EXPECT_EQ(kDefaultMaxSockets - 1, pool_->IdleSocketCount());
}
TEST_F(ClientSocketPoolBaseTest, PendingRequests) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), IDLE), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), HIGHEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::KEEP_ALIVE);
EXPECT_EQ(kDefaultMaxSocketsPerGroup,
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSocketsPerGroup,
completion_count());
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(8, GetOrderOfRequest(3));
EXPECT_EQ(6, GetOrderOfRequest(4));
EXPECT_EQ(4, GetOrderOfRequest(5));
EXPECT_EQ(3, GetOrderOfRequest(6));
EXPECT_EQ(5, GetOrderOfRequest(7));
EXPECT_EQ(7, GetOrderOfRequest(8));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(9));
}
TEST_F(ClientSocketPoolBaseTest, PendingRequests_NoKeepAlive) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), HIGHEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
ReleaseAllConnections(ClientSocketPoolTest::NO_KEEP_ALIVE);
for (size_t i = kDefaultMaxSocketsPerGroup; i < requests_size(); ++i)
EXPECT_THAT(request(i)->WaitForResult(), IsOk());
EXPECT_EQ(static_cast<int>(requests_size()),
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSocketsPerGroup,
completion_count());
}
// This test will start up a RequestSocket() and then immediately Cancel() it.
// The pending connect job will be cancelled and should not call back into
// ClientSocketPoolBase.
TEST_F(ClientSocketPoolBaseTest, CancelRequestClearGroup) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
handle.Reset();
}
TEST_F(ClientSocketPoolBaseTest, ConnectCancelConnect) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
handle.Reset();
TestCompletionCallback callback2;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
EXPECT_THAT(callback2.WaitForResult(), IsOk());
EXPECT_FALSE(callback.have_result());
handle.Reset();
}
TEST_F(ClientSocketPoolBaseTest, CancelRequest) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), HIGHEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
// Cancel a request.
size_t index_to_cancel = kDefaultMaxSocketsPerGroup + 2;
EXPECT_FALSE((*requests())[index_to_cancel]->handle()->is_initialized());
(*requests())[index_to_cancel]->handle()->Reset();
ReleaseAllConnections(ClientSocketPoolTest::KEEP_ALIVE);
EXPECT_EQ(kDefaultMaxSocketsPerGroup,
client_socket_factory_.allocation_count());
EXPECT_EQ(requests_size() - kDefaultMaxSocketsPerGroup - 1,
completion_count());
EXPECT_EQ(1, GetOrderOfRequest(1));
EXPECT_EQ(2, GetOrderOfRequest(2));
EXPECT_EQ(5, GetOrderOfRequest(3));
EXPECT_EQ(3, GetOrderOfRequest(4));
EXPECT_EQ(ClientSocketPoolTest::kRequestNotFound,
GetOrderOfRequest(5)); // Canceled request.
EXPECT_EQ(4, GetOrderOfRequest(6));
EXPECT_EQ(6, GetOrderOfRequest(7));
// Make sure we test order of all requests made.
EXPECT_EQ(ClientSocketPoolTest::kIndexOutOfBounds, GetOrderOfRequest(8));
}
// Function to be used as a callback on socket request completion. It first
// disconnects the successfully connected socket from the first request, and
// then reuses the ClientSocketHandle to request another socket.
//
// |nested_callback| is called with the result of the second socket request.
void RequestSocketOnComplete(ClientSocketHandle* handle,
TransportClientSocketPool* pool,
TestConnectJobFactory* test_connect_job_factory,
TestConnectJob::JobType next_job_type,
TestCompletionCallback* nested_callback,
int first_request_result) {
EXPECT_THAT(first_request_result, IsOk());
test_connect_job_factory->set_job_type(next_job_type);
// Don't allow reuse of the socket. Disconnect it and then release it.
if (handle->socket())
handle->socket()->Disconnect();
handle->Reset();
TestCompletionCallback callback;
int rv = handle->Init(
TestGroupId("a"),
ClientSocketPool::SocketParams::CreateForHttpForTesting(), LOWEST,
SocketTag(), ClientSocketPool::RespectLimits::ENABLED,
nested_callback->callback(), ClientSocketPool::ProxyAuthCallback(), pool,
NetLogWithSource());
if (rv != ERR_IO_PENDING) {
DCHECK_EQ(TestConnectJob::kMockJob, next_job_type);
nested_callback->callback().Run(rv);
} else {
DCHECK_EQ(TestConnectJob::kMockPendingJob, next_job_type);
}
}
// Tests the case where a second socket is requested in a completion callback,
// and the second socket connects asynchronously. Reuses the same
// ClientSocketHandle for the second socket, after disconnecting the first.
TEST_F(ClientSocketPoolBaseTest, RequestPendingJobTwice) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback second_result_callback;
int rv = handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
base::BindOnce(&RequestSocketOnComplete, &handle, pool_.get(),
connect_job_factory_, TestConnectJob::kMockPendingJob,
&second_result_callback),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
ASSERT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_THAT(second_result_callback.WaitForResult(), IsOk());
}
// Tests the case where a second socket is requested in a completion callback,
// and the second socket connects synchronously. Reuses the same
// ClientSocketHandle for the second socket, after disconnecting the first.
TEST_F(ClientSocketPoolBaseTest, RequestPendingJobThenSynchronous) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback second_result_callback;
int rv = handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
base::BindOnce(&RequestSocketOnComplete, &handle, pool_.get(),
connect_job_factory_, TestConnectJob::kMockPendingJob,
&second_result_callback),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
ASSERT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_THAT(second_result_callback.WaitForResult(), IsOk());
}
// Make sure that pending requests get serviced after active requests get
// cancelled.
TEST_F(ClientSocketPoolBaseTest, CancelActiveRequestWithPendingRequests) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
// Now, kDefaultMaxSocketsPerGroup requests should be active.
// Let's cancel them.
for (int i = 0; i < kDefaultMaxSocketsPerGroup; ++i) {
ASSERT_FALSE(request(i)->handle()->is_initialized());
request(i)->handle()->Reset();
}
// Let's wait for the rest to complete now.
for (size_t i = kDefaultMaxSocketsPerGroup; i < requests_size(); ++i) {
EXPECT_THAT(request(i)->WaitForResult(), IsOk());
request(i)->handle()->Reset();
}
EXPECT_EQ(requests_size() - kDefaultMaxSocketsPerGroup,
completion_count());
}
// Make sure that pending requests get serviced after active requests fail.
TEST_F(ClientSocketPoolBaseTest, FailingActiveRequestWithPendingRequests) {
const size_t kMaxSockets = 5;
CreatePool(kMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingFailingJob);
const size_t kNumberOfRequests = 2 * kDefaultMaxSocketsPerGroup + 1;
ASSERT_LE(kNumberOfRequests, kMaxSockets); // Otherwise the test will hang.
// Queue up all the requests
for (size_t i = 0; i < kNumberOfRequests; ++i)
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
for (size_t i = 0; i < kNumberOfRequests; ++i)
EXPECT_THAT(request(i)->WaitForResult(), IsError(ERR_CONNECTION_FAILED));
}
// Make sure that pending requests that complete synchronously get serviced
// after active requests fail. See https://crbug.com/723748
TEST_F(ClientSocketPoolBaseTest, HandleMultipleSyncFailuresAfterAsyncFailure) {
const size_t kNumberOfRequests = 10;
const size_t kMaxSockets = 1;
CreatePool(kMaxSockets, kMaxSockets);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingFailingJob);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
connect_job_factory_->set_job_type(TestConnectJob::kMockFailingJob);
// Queue up all the other requests
for (size_t i = 1; i < kNumberOfRequests; ++i)
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
// Make sure all requests fail, instead of hanging.
for (size_t i = 0; i < kNumberOfRequests; ++i)
EXPECT_THAT(request(i)->WaitForResult(), IsError(ERR_CONNECTION_FAILED));
}
TEST_F(ClientSocketPoolBaseTest, CancelActiveRequestThenRequestSocket) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Cancel the active request.
handle.Reset();
rv = handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_FALSE(handle.is_reused());
TestLoadTimingInfoConnectedNotReused(handle);
EXPECT_EQ(2, client_socket_factory_.allocation_count());
}
TEST_F(ClientSocketPoolBaseTest, CloseIdleSocketsForced) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
ClientSocketHandle handle;
TestCompletionCallback callback;
BoundTestNetLog log;
int rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), log.bound());
EXPECT_THAT(rv, IsOk());
handle.Reset();
EXPECT_EQ(1, pool_->IdleSocketCount());
pool_->CloseIdleSockets();
}
TEST_F(ClientSocketPoolBaseTest, CloseIdleSocketsInGroupForced) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
TestCompletionCallback callback;
BoundTestNetLog log;
ClientSocketHandle handle1;
int rv = handle1.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), log.bound());
EXPECT_THAT(rv, IsOk());
ClientSocketHandle handle2;
rv = handle2.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), log.bound());
ClientSocketHandle handle3;
rv = handle3.Init(TestGroupId("b"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), log.bound());
EXPECT_THAT(rv, IsOk());
handle1.Reset();
handle2.Reset();
handle3.Reset();
EXPECT_EQ(3, pool_->IdleSocketCount());
pool_->CloseIdleSocketsInGroup(TestGroupId("a"));
EXPECT_EQ(1, pool_->IdleSocketCount());
}
TEST_F(ClientSocketPoolBaseTest, CleanUpUnusableIdleSockets) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
ClientSocketHandle handle;
TestCompletionCallback callback;
BoundTestNetLog log;
int rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), log.bound());
EXPECT_THAT(rv, IsOk());
StreamSocket* socket = handle.socket();
handle.Reset();
EXPECT_EQ(1, pool_->IdleSocketCount());
// Disconnect socket now to make the socket unusable.
socket->Disconnect();
ClientSocketHandle handle2;
rv = handle2.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), log.bound());
EXPECT_THAT(rv, IsOk());
EXPECT_FALSE(handle2.is_reused());
}
// Regression test for http://crbug.com/17985.
TEST_F(ClientSocketPoolBaseTest, GroupWithPendingRequestsIsNotEmpty) {
const int kMaxSockets = 3;
const int kMaxSocketsPerGroup = 2;
CreatePool(kMaxSockets, kMaxSocketsPerGroup);
const RequestPriority kHighPriority = HIGHEST;
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY), IsOk());
// This is going to be a pending request in an otherwise empty group.
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
// Reach the maximum socket limit.
EXPECT_THAT(StartRequest(TestGroupId("b"), DEFAULT_PRIORITY), IsOk());
// Create a stalled group with high priorities.
EXPECT_THAT(StartRequest(TestGroupId("c"), kHighPriority),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("c"), kHighPriority),
IsError(ERR_IO_PENDING));
// Release the first two sockets from TestGroupId("a"). Because this is a
// keepalive, the first release will unblock the pending request for
// TestGroupId("a"). The second release will unblock a request for "c",
// because it is the next high priority socket.
EXPECT_TRUE(ReleaseOneConnection(ClientSocketPoolTest::KEEP_ALIVE));
EXPECT_TRUE(ReleaseOneConnection(ClientSocketPoolTest::KEEP_ALIVE));
// Closing idle sockets should not get us into trouble, but in the bug
// we were hitting a CHECK here.
EXPECT_EQ(0u, pool_->IdleSocketCountInGroup(TestGroupId("a")));
pool_->CloseIdleSockets();
// Run the released socket wakeups.
base::RunLoop().RunUntilIdle();
}
TEST_F(ClientSocketPoolBaseTest, BasicAsynchronous) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
BoundTestNetLog log;
int rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), log.bound());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle));
TestLoadTimingInfoNotConnected(handle);
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_TRUE(handle.is_initialized());
EXPECT_TRUE(handle.socket());
TestLoadTimingInfoConnectedNotReused(handle);
handle.Reset();
TestLoadTimingInfoNotConnected(handle);
TestNetLogEntry::List entries;
log.GetEntries(&entries);
EXPECT_EQ(5u, entries.size());
EXPECT_TRUE(LogContainsEvent(
entries, 0, NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsBeginEvent(entries, 1, NetLogEventType::SOCKET_POOL));
EXPECT_TRUE(LogContainsEvent(
entries, 2, NetLogEventType::SOCKET_POOL_BOUND_TO_CONNECT_JOB,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsEvent(entries, 3,
NetLogEventType::SOCKET_POOL_BOUND_TO_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsEndEvent(entries, 4, NetLogEventType::SOCKET_POOL));
}
TEST_F(ClientSocketPoolBaseTest,
InitConnectionAsynchronousFailure) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingFailingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
BoundTestNetLog log;
// Set the additional error state members to ensure that they get cleared.
handle.set_is_ssl_error(true);
handle.set_ssl_cert_request_info(base::MakeRefCounted<SSLCertRequestInfo>());
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
log.bound()));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle));
EXPECT_THAT(callback.WaitForResult(), IsError(ERR_CONNECTION_FAILED));
EXPECT_FALSE(handle.is_ssl_error());
EXPECT_FALSE(handle.ssl_cert_request_info());
TestNetLogEntry::List entries;
log.GetEntries(&entries);
EXPECT_EQ(4u, entries.size());
EXPECT_TRUE(LogContainsEvent(
entries, 0, NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsBeginEvent(entries, 1, NetLogEventType::SOCKET_POOL));
EXPECT_TRUE(LogContainsEvent(
entries, 2, NetLogEventType::SOCKET_POOL_BOUND_TO_CONNECT_JOB,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsEndEvent(entries, 3, NetLogEventType::SOCKET_POOL));
}
// Check that an async ConnectJob failure does not result in creation of a new
// ConnectJob when there's another pending request also waiting on its own
// ConnectJob. See http://crbug.com/463960.
TEST_F(ClientSocketPoolBaseTest, AsyncFailureWithPendingRequestWithJob) {
CreatePool(2, 2);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingFailingJob);
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), DEFAULT_PRIORITY),
IsError(ERR_IO_PENDING));
EXPECT_THAT(request(0)->WaitForResult(), IsError(ERR_CONNECTION_FAILED));
EXPECT_THAT(request(1)->WaitForResult(), IsError(ERR_CONNECTION_FAILED));
EXPECT_EQ(2, client_socket_factory_.allocation_count());
}
TEST_F(ClientSocketPoolBaseTest, TwoRequestsCancelOne) {
// TODO(eroman): Add back the log expectations! Removed them because the
// ordering is difficult, and some may fire during destructor.
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
ClientSocketHandle handle2;
TestCompletionCallback callback2;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
BoundTestNetLog log2;
EXPECT_EQ(
ERR_IO_PENDING,
handle2.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
handle.Reset();
// At this point, request 2 is just waiting for the connect job to finish.
EXPECT_THAT(callback2.WaitForResult(), IsOk());
handle2.Reset();
// Now request 2 has actually finished.
// TODO(eroman): Add back log expectations.
}
TEST_F(ClientSocketPoolBaseTest, CancelRequestLimitsJobs) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
EXPECT_THAT(StartRequest(TestGroupId("a"), LOWEST), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), LOW), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), MEDIUM), IsError(ERR_IO_PENDING));
EXPECT_THAT(StartRequest(TestGroupId("a"), HIGHEST), IsError(ERR_IO_PENDING));
EXPECT_EQ(kDefaultMaxSocketsPerGroup,
static_cast<int>(
pool_->NumConnectJobsInGroupForTesting(TestGroupId("a"))));
(*requests())[2]->handle()->Reset();
(*requests())[3]->handle()->Reset();
EXPECT_EQ(kDefaultMaxSocketsPerGroup,
static_cast<int>(
pool_->NumConnectJobsInGroupForTesting(TestGroupId("a"))));
(*requests())[1]->handle()->Reset();
EXPECT_EQ(kDefaultMaxSocketsPerGroup,
static_cast<int>(
pool_->NumConnectJobsInGroupForTesting(TestGroupId("a"))));
(*requests())[0]->handle()->Reset();
EXPECT_EQ(kDefaultMaxSocketsPerGroup,
static_cast<int>(
pool_->NumConnectJobsInGroupForTesting(TestGroupId("a"))));
}
// When requests and ConnectJobs are not coupled, the request will get serviced
// by whatever comes first.
TEST_F(ClientSocketPoolBaseTest, ReleaseSockets) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
// Start job 1 (async OK)
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
std::vector<TestSocketRequest*> request_order;
size_t completion_count; // unused
TestSocketRequest req1(&request_order, &completion_count);
int rv = req1.handle()->Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, req1.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_THAT(req1.WaitForResult(), IsOk());
// Job 1 finished OK. Start job 2 (also async OK). Request 3 is pending
// without a job.
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
TestSocketRequest req2(&request_order, &completion_count);
rv = req2.handle()->Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, req2.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
TestSocketRequest req3(&request_order, &completion_count);
rv = req3.handle()->Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, req3.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Both Requests 2 and 3 are pending. We release socket 1 which should
// service request 2. Request 3 should still be waiting.
req1.handle()->Reset();
// Run the released socket wakeups.
base::RunLoop().RunUntilIdle();
ASSERT_TRUE(req2.handle()->socket());
EXPECT_THAT(req2.WaitForResult(), IsOk());
EXPECT_FALSE(req3.handle()->socket());
// Signal job 2, which should service request 3.
client_socket_factory_.SignalJobs();
EXPECT_THAT(req3.WaitForResult(), IsOk());
ASSERT_EQ(3u, request_order.size());
EXPECT_EQ(&req1, request_order[0]);
EXPECT_EQ(&req2, request_order[1]);
EXPECT_EQ(&req3, request_order[2]);
EXPECT_EQ(0u, pool_->IdleSocketCountInGroup(TestGroupId("a")));
}
// The requests are not coupled to the jobs. So, the requests should finish in
// their priority / insertion order.
TEST_F(ClientSocketPoolBaseTest, PendingJobCompletionOrder) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
// First two jobs are async.
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingFailingJob);
std::vector<TestSocketRequest*> request_order;
size_t completion_count; // unused
TestSocketRequest req1(&request_order, &completion_count);
int rv = req1.handle()->Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, req1.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
TestSocketRequest req2(&request_order, &completion_count);
rv = req2.handle()->Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, req2.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// The pending job is sync.
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
TestSocketRequest req3(&request_order, &completion_count);
rv = req3.handle()->Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, req3.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_THAT(req1.WaitForResult(), IsError(ERR_CONNECTION_FAILED));
EXPECT_THAT(req2.WaitForResult(), IsOk());
EXPECT_THAT(req3.WaitForResult(), IsError(ERR_CONNECTION_FAILED));
ASSERT_EQ(3u, request_order.size());
EXPECT_EQ(&req1, request_order[0]);
EXPECT_EQ(&req2, request_order[1]);
EXPECT_EQ(&req3, request_order[2]);
}
// Test GetLoadState in the case there's only one socket request.
TEST_F(ClientSocketPoolBaseTest, LoadStateOneRequest) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_CONNECTING, handle.GetLoadState());
client_socket_factory_.SetJobLoadState(0, LOAD_STATE_SSL_HANDSHAKE);
EXPECT_EQ(LOAD_STATE_SSL_HANDSHAKE, handle.GetLoadState());
// No point in completing the connection, since ClientSocketHandles only
// expect the LoadState to be checked while connecting.
}
// Test GetLoadState in the case there are two socket requests.
TEST_F(ClientSocketPoolBaseTest, LoadStateTwoRequests) {
CreatePool(2, 2);
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
client_socket_factory_.SetJobLoadState(0, LOAD_STATE_RESOLVING_HOST);
ClientSocketHandle handle2;
TestCompletionCallback callback2;
rv = handle2.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
client_socket_factory_.SetJobLoadState(1, LOAD_STATE_RESOLVING_HOST);
// Each handle should reflect the state of its own job.
EXPECT_EQ(LOAD_STATE_RESOLVING_HOST, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_RESOLVING_HOST, handle2.GetLoadState());
// Update the state of the first job.
client_socket_factory_.SetJobLoadState(0, LOAD_STATE_CONNECTING);
// Only the state of the first request should have changed.
EXPECT_EQ(LOAD_STATE_CONNECTING, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_RESOLVING_HOST, handle2.GetLoadState());
// Update the state of the second job.
client_socket_factory_.SetJobLoadState(1, LOAD_STATE_SSL_HANDSHAKE);
// Only the state of the second request should have changed.
EXPECT_EQ(LOAD_STATE_CONNECTING, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_SSL_HANDSHAKE, handle2.GetLoadState());
// Second job connects and the first request gets the socket. The
// second handle switches to the state of the remaining ConnectJob.
client_socket_factory_.SignalJob(1);
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_EQ(LOAD_STATE_CONNECTING, handle2.GetLoadState());
}
// Test GetLoadState in the case the per-group limit is reached.
TEST_F(ClientSocketPoolBaseTest, LoadStateGroupLimit) {
CreatePool(2, 1);
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, MEDIUM, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_CONNECTING, handle.GetLoadState());
// Request another socket from the same pool, buth with a higher priority.
// The first request should now be stalled at the socket group limit.
ClientSocketHandle handle2;
TestCompletionCallback callback2;
rv = handle2.Init(TestGroupId("a"), params_, HIGHEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_WAITING_FOR_AVAILABLE_SOCKET, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_CONNECTING, handle2.GetLoadState());
// The first handle should remain stalled as the other socket goes through
// the connect process.
client_socket_factory_.SetJobLoadState(0, LOAD_STATE_SSL_HANDSHAKE);
EXPECT_EQ(LOAD_STATE_WAITING_FOR_AVAILABLE_SOCKET, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_SSL_HANDSHAKE, handle2.GetLoadState());
client_socket_factory_.SignalJob(0);
EXPECT_THAT(callback2.WaitForResult(), IsOk());
EXPECT_EQ(LOAD_STATE_WAITING_FOR_AVAILABLE_SOCKET, handle.GetLoadState());
// Closing the second socket should cause the stalled handle to finally get a
// ConnectJob.
handle2.socket()->Disconnect();
handle2.Reset();
EXPECT_EQ(LOAD_STATE_CONNECTING, handle.GetLoadState());
}
// Test GetLoadState in the case the per-pool limit is reached.
TEST_F(ClientSocketPoolBaseTest, LoadStatePoolLimit) {
CreatePool(2, 2);
connect_job_factory_->set_job_type(TestConnectJob::kMockWaitingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Request for socket from another pool.
ClientSocketHandle handle2;
TestCompletionCallback callback2;
rv = handle2.Init(TestGroupId("b"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Request another socket from the first pool. Request should stall at the
// socket pool limit.
ClientSocketHandle handle3;
TestCompletionCallback callback3;
rv = handle3.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// The third handle should remain stalled as the other sockets in its group
// goes through the connect process.
EXPECT_EQ(LOAD_STATE_CONNECTING, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_WAITING_FOR_STALLED_SOCKET_POOL, handle3.GetLoadState());
client_socket_factory_.SetJobLoadState(0, LOAD_STATE_SSL_HANDSHAKE);
EXPECT_EQ(LOAD_STATE_SSL_HANDSHAKE, handle.GetLoadState());
EXPECT_EQ(LOAD_STATE_WAITING_FOR_STALLED_SOCKET_POOL, handle3.GetLoadState());
client_socket_factory_.SignalJob(0);
EXPECT_THAT(callback.WaitForResult(), IsOk());
EXPECT_EQ(LOAD_STATE_WAITING_FOR_STALLED_SOCKET_POOL, handle3.GetLoadState());
// Closing a socket should allow the stalled handle to finally get a new
// ConnectJob.
handle.socket()->Disconnect();
handle.Reset();
EXPECT_EQ(LOAD_STATE_CONNECTING, handle3.GetLoadState());
}
TEST_F(ClientSocketPoolBaseTest, CertError) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockCertErrorJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_CERT_COMMON_NAME_INVALID,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
EXPECT_TRUE(handle.is_initialized());
EXPECT_TRUE(handle.socket());
}
TEST_F(ClientSocketPoolBaseTest, AsyncCertError) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingCertErrorJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle));
EXPECT_THAT(callback.WaitForResult(), IsError(ERR_CERT_COMMON_NAME_INVALID));
EXPECT_TRUE(handle.is_initialized());
EXPECT_TRUE(handle.socket());
}
TEST_F(ClientSocketPoolBaseTest, AdditionalErrorStateSynchronous) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(
TestConnectJob::kMockAdditionalErrorStateJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_CONNECTION_FAILED,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
EXPECT_FALSE(handle.is_initialized());
EXPECT_FALSE(handle.socket());
EXPECT_TRUE(handle.is_ssl_error());
EXPECT_TRUE(handle.ssl_cert_request_info());
}
TEST_F(ClientSocketPoolBaseTest, AdditionalErrorStateAsynchronous) {
CreatePool(kDefaultMaxSockets, kDefaultMaxSocketsPerGroup);
connect_job_factory_->set_job_type(
TestConnectJob::kMockPendingAdditionalErrorStateJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
EXPECT_EQ(
ERR_IO_PENDING,
handle.Init(TestGroupId("a"), params_, DEFAULT_PRIORITY, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle));
EXPECT_THAT(callback.WaitForResult(), IsError(ERR_CONNECTION_FAILED));
EXPECT_FALSE(handle.is_initialized());
EXPECT_FALSE(handle.socket());
EXPECT_TRUE(handle.is_ssl_error());
EXPECT_TRUE(handle.ssl_cert_request_info());
}
// Make sure we can reuse sockets.
TEST_F(ClientSocketPoolBaseTest, CleanupTimedOutIdleSocketsReuse) {
CreatePoolWithIdleTimeouts(
kDefaultMaxSockets, kDefaultMaxSocketsPerGroup,
base::TimeDelta(), // Time out unused sockets immediately.
base::TimeDelta::FromDays(1)); // Don't time out used sockets.
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
ASSERT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle));
ASSERT_THAT(callback.WaitForResult(), IsOk());
// Use and release the socket.
EXPECT_EQ(1, handle.socket()->Write(nullptr, 1, CompletionOnceCallback(),
TRAFFIC_ANNOTATION_FOR_TESTS));
TestLoadTimingInfoConnectedNotReused(handle);
handle.Reset();
// Should now have one idle socket.
ASSERT_EQ(1, pool_->IdleSocketCount());
// Request a new socket. This should reuse the old socket and complete
// synchronously.
BoundTestNetLog log;
rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, CompletionOnceCallback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), log.bound());
ASSERT_THAT(rv, IsOk());
EXPECT_TRUE(handle.is_reused());
TestLoadTimingInfoConnectedReused(handle);
ASSERT_TRUE(pool_->HasGroupForTesting(TestGroupId("a")));
EXPECT_EQ(0u, pool_->IdleSocketCountInGroup(TestGroupId("a")));
EXPECT_EQ(1, pool_->NumActiveSocketsInGroupForTesting(TestGroupId("a")));
TestNetLogEntry::List entries;
log.GetEntries(&entries);
EXPECT_TRUE(LogContainsEvent(
entries, 0, NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
NetLogEventPhase::NONE));
EXPECT_TRUE(LogContainsBeginEvent(entries, 1, NetLogEventType::SOCKET_POOL));
EXPECT_TRUE(LogContainsEntryWithType(
entries, 2, NetLogEventType::SOCKET_POOL_REUSED_AN_EXISTING_SOCKET));
}
// Make sure we cleanup old unused sockets.
TEST_F(ClientSocketPoolBaseTest, CleanupTimedOutIdleSocketsNoReuse) {
CreatePoolWithIdleTimeouts(
kDefaultMaxSockets, kDefaultMaxSocketsPerGroup,
base::TimeDelta(), // Time out unused sockets immediately
base::TimeDelta()); // Time out used sockets immediately
connect_job_factory_->set_job_type(TestConnectJob::kMockPendingJob);
// Startup two mock pending connect jobs, which will sit in the MessageLoop.
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
ASSERT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle));
ClientSocketHandle handle2;
TestCompletionCallback callback2;
rv = handle2.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
ASSERT_THAT(rv, IsError(ERR_IO_PENDING));
EXPECT_EQ(LOAD_STATE_CONNECTING,
pool_->GetLoadState(TestGroupId("a"), &handle2));
// Cancel one of the requests. Wait for the other, which will get the first
// job. Release the socket. Run the loop again to make sure the second
// socket is sitting idle and the first one is released (since ReleaseSocket()
// just posts a DoReleaseSocket() task).
handle.Reset();
ASSERT_THAT(callback2.WaitForResult(), IsOk());
// Use the socket.
EXPECT_EQ(1, handle2.socket()->Write(nullptr, 1, CompletionOnceCallback(),
TRAFFIC_ANNOTATION_FOR_TESTS));
handle2.Reset();
// We post all of our delayed tasks with a 2ms delay. I.e. they don't
// actually become pending until 2ms after they have been created. In order
// to flush all tasks, we need to wait so that we know there are no
// soon-to-be-pending tasks waiting.
FastForwardBy(base::TimeDelta::FromMilliseconds(10));
// Both sockets should now be idle.
ASSERT_EQ(2, pool_->IdleSocketCount());
// Request a new socket. This should cleanup the unused and timed out ones.
// A new socket will be created rather than reusing the idle one.
BoundTestNetLog log;
TestCompletionCallback callback3;
rv = handle.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback3.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), log.bound());
ASSERT_THAT(rv, IsError(ERR_IO_PENDING));
ASSERT_THAT(callback3.WaitForResult(), IsOk());
EXPECT_FALSE(handle.is_reused());
// Make sure the idle socket is closed.
ASSERT_TRUE(pool_->HasGroupForTesting(TestGroupId("a")));
EXPECT_EQ(0u, pool_->IdleSocketCountInGroup(TestGroupId("a")));
EXPECT_EQ(1, pool_->NumActiveSocketsInGroupForTesting(TestGroupId("a")));
TestNetLogEntry::List entries;
log.GetEntries(&entries);
EXPECT_FALSE(LogContainsEntryWithType(
entries, 1, NetLogEventType::SOCKET_POOL_REUSED_AN_EXISTING_SOCKET));
}
// Make sure that we process all pending requests even when we're stalling
// because of multiple releasing disconnected sockets.
TEST_F(ClientSocketPoolBaseTest, MultipleReleasingDisconnectedSockets) {
CreatePoolWithIdleTimeouts(
kDefaultMaxSockets, kDefaultMaxSocketsPerGroup,
base::TimeDelta(), // Time out unused sockets immediately.
base::TimeDelta::FromDays(1)); // Don't time out used sockets.
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
// Startup 4 connect jobs. Two of them will be pending.
ClientSocketHandle handle;
TestCompletionCallback callback;
int rv = handle.Init(
TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED, callback.callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsOk());
ClientSocketHandle handle2;
TestCompletionCallback callback2;
rv = handle2.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback2.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsOk());
ClientSocketHandle handle3;
TestCompletionCallback callback3;
rv = handle3.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback3.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
ClientSocketHandle handle4;
TestCompletionCallback callback4;
rv = handle4.Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback4.callback(), ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource());
EXPECT_THAT(rv, IsError(ERR_IO_PENDING));
// Release two disconnected sockets.
handle.socket()->Disconnect();
handle.Reset();
handle2.socket()->Disconnect();
handle2.Reset();
EXPECT_THAT(callback3.WaitForResult(), IsOk());
EXPECT_FALSE(handle3.is_reused());
EXPECT_THAT(callback4.WaitForResult(), IsOk());
EXPECT_FALSE(handle4.is_reused());
}
// Regression test for http://crbug.com/42267.
// When DoReleaseSocket() is processed for one socket, it is blocked because the
// other stalled groups all have releasing sockets, so no progress can be made.
TEST_F(ClientSocketPoolBaseTest, SocketLimitReleasingSockets) {
CreatePoolWithIdleTimeouts(
4 /* socket limit */, 4 /* socket limit per group */,
base::TimeDelta(), // Time out unused sockets immediately.
base::TimeDelta::FromDays(1)); // Don't time out used sockets.
connect_job_factory_->set_job_type(TestConnectJob::kMockJob);
// Max out the socket limit with 2 per group.
ClientSocketHandle handle_a[4];
TestCompletionCallback callback_a[4];
ClientSocketHandle handle_b[4];
TestCompletionCallback callback_b[4];
for (int i = 0; i < 2; ++i) {
EXPECT_EQ(
OK, handle_a[i].Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback_a[i].callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
EXPECT_EQ(
OK, handle_b[i].Init(TestGroupId("b"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback_b[i].callback(),
ClientSocketPool::ProxyAuthCallback(), pool_.get(),
NetLogWithSource()));
}
// Make 4 pending requests, 2 per group.
for (int i = 2; i < 4; ++i) {
EXPECT_EQ(ERR_IO_PENDING,
handle_a[i].Init(TestGroupId("a"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback_a[i].callback(),
ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
EXPECT_EQ(ERR_IO_PENDING,
handle_b[i].Init(TestGroupId("b"), params_, LOWEST, SocketTag(),
ClientSocketPool::RespectLimits::ENABLED,
callback_b[i].callback(),
ClientSocketPool::ProxyAuthCallback(),
pool_.get(), NetLogWithSource()));
}
// Release b's socket first. The order is important, because in
// DoReleaseSocket(), we'll process b's released socket, and since both b and