remoting/test/protocol_perftest.cc - Issue 427613005: Implement network performance simulation for remoting perf tests.

Unified Diff: remoting/test/protocol_perftest.cc

Issue 427613005: Implement network performance simulation for remoting perf tests. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Created 6 years, 4 months ago

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Index: remoting/test/protocol_perftest.cc

diff --git a/remoting/test/protocol_perftest.cc b/remoting/test/protocol_perftest.cc

index 438cbb89821a6d1ff31752d15032cfad2c6da6b3..2387ddb5d9c5a4f8cdae2435226849b2e6d35a52 100644

--- a/remoting/test/protocol_perftest.cc

+++ b/remoting/test/protocol_perftest.cc

@@ -5,6 +5,7 @@

#include "base/base64.h"

#include "base/file_util.h"

#include "base/message_loop/message_loop.h"

+#include "base/rand_util.h"

#include "base/run_loop.h"

#include "base/single_thread_task_runner.h"

#include "base/synchronization/waitable_event.h"

@@ -22,13 +23,15 @@

#include "remoting/host/chromoting_host_context.h"

#include "remoting/host/fake_desktop_environment.h"

#include "remoting/host/video_scheduler.h"

-#include "remoting/protocol/chromium_port_allocator.h"

#include "remoting/protocol/jingle_session_manager.h"

#include "remoting/protocol/libjingle_transport_factory.h"

#include "remoting/protocol/me2me_host_authenticator_factory.h"

#include "remoting/protocol/negotiating_client_authenticator.h"

#include "remoting/protocol/session_config.h"

#include "remoting/signaling/fake_signal_strategy.h"

+#include "remoting/test/fake_network_dispatcher.h"

+#include "remoting/test/fake_port_allocator.h"

+#include "remoting/test/fake_socket_factory.h"

#include "testing/gtest/include/gtest/gtest.h"

namespace remoting {

@@ -39,10 +42,31 @@ const char kHostJid[] = "host_jid@example.com/host";

const char kHostOwner[] = "jane.doe@example.com";

const char kClientJid[] = "jane.doe@example.com/client";

-class ProtocolPerfTest : public testing::Test,

- public ClientUserInterface,

- public VideoRenderer,

- public HostStatusObserver {

+struct NetworkPerformanceParams {

+ NetworkPerformanceParams(int bandwidth,

+ int max_buffers,

+ double latency_average_ms,

+ double latency_stddev_ms,

+ double out_of_order_rate)

+ : bandwidth(bandwidth),

+ max_buffers(max_buffers),

+ latency_average(base::TimeDelta::FromMillisecondsD(latency_average_ms)),

+ latency_stddev(base::TimeDelta::FromMillisecondsD(latency_stddev_ms)),

+ out_of_order_rate(out_of_order_rate) {}

+ int bandwidth;

+ int max_buffers;

+ base::TimeDelta latency_average;

+ base::TimeDelta latency_stddev;

+ double out_of_order_rate;

+};

+class ProtocolPerfTest

+ : public testing::Test,

+ public testing::WithParamInterface<NetworkPerformanceParams>,

+ public ClientUserInterface,

+ public VideoRenderer,

+ public HostStatusObserver {

public:

ProtocolPerfTest()

: host_thread_("host"),

@@ -54,6 +78,7 @@ class ProtocolPerfTest : public testing::Test,

capture_thread_.Start();

encode_thread_.Start();

}

virtual ~ProtocolPerfTest() {

host_thread_.message_loop_proxy()->DeleteSoon(FROM_HERE, host_.release());

host_thread_.message_loop_proxy()->DeleteSoon(FROM_HERE,

@@ -162,6 +187,8 @@ class ProtocolPerfTest : public testing::Test,

// host is started on |host_thread_| while the client works on the main

// thread.

void StartHostAndClient(protocol::ChannelConfig::Codec video_codec) {

+ fake_network_dispatcher_ = new FakeNetworkDispatcher();

client_signaling_.reset(new FakeSignalStrategy(kClientJid));

jingle_glue::JingleThreadWrapper::EnsureForCurrentMessageLoop();

@@ -189,15 +216,18 @@ class ProtocolPerfTest : public testing::Test,

protocol::NetworkSettings network_settings(

protocol::NetworkSettings::NAT_TRAVERSAL_OUTGOING);

- // TODO(sergeyu): Replace with a fake port allocator.

- scoped_ptr<cricket::HttpPortAllocatorBase> host_port_allocator =

- protocol::ChromiumPortAllocator::Create(NULL, network_settings)

- .PassAs<cricket::HttpPortAllocatorBase>();

+ scoped_ptr<FakePortAllocator> port_allocator(

+ FakePortAllocator::Create(fake_network_dispatcher_));

+ port_allocator->socket_factory()->SetBandwidth(GetParam().bandwidth,

+ GetParam().max_buffers);

+ port_allocator->socket_factory()->SetLatency(GetParam().latency_average,

+ GetParam().latency_stddev);

+ port_allocator->socket_factory()->set_out_of_order_rate(

+ GetParam().out_of_order_rate);

scoped_ptr<protocol::TransportFactory> host_transport_factory(

new protocol::LibjingleTransportFactory(

host_signaling_.get(),

- host_port_allocator.Pass(),

+ port_allocator.PassAs<cricket::HttpPortAllocatorBase>(),

network_settings));

scoped_ptr<protocol::SessionManager> session_manager(

@@ -257,15 +287,19 @@ class ProtocolPerfTest : public testing::Test,

client_context_.reset(

new ClientContext(base::ThreadTaskRunnerHandle::Get()));

- // TODO(sergeyu): Replace with a fake port allocator

- scoped_ptr<cricket::HttpPortAllocatorBase> client_port_allocator =

- protocol::ChromiumPortAllocator::Create(NULL, network_settings)

- .PassAs<cricket::HttpPortAllocatorBase>();

+ scoped_ptr<FakePortAllocator> port_allocator(

+ FakePortAllocator::Create(fake_network_dispatcher_));

+ port_allocator->socket_factory()->SetBandwidth(GetParam().bandwidth,

+ GetParam().max_buffers);

+ port_allocator->socket_factory()->SetLatency(GetParam().latency_average,

+ GetParam().latency_stddev);

+ port_allocator->socket_factory()->set_out_of_order_rate(

+ GetParam().out_of_order_rate);

scoped_ptr<protocol::TransportFactory> client_transport_factory(

- new protocol::LibjingleTransportFactory(client_signaling_.get(),

- client_port_allocator.Pass(),

- network_settings));

+ new protocol::LibjingleTransportFactory(

+ client_signaling_.get(),

+ port_allocator.PassAs<cricket::HttpPortAllocatorBase>(),

+ network_settings));

std::vector<protocol::AuthenticationMethod> auth_methods;

auth_methods.push_back(protocol::AuthenticationMethod::Spake2(

@@ -294,6 +328,8 @@ class ProtocolPerfTest : public testing::Test,

base::MessageLoopForIO message_loop_;

+ scoped_refptr<FakeNetworkDispatcher> fake_network_dispatcher_;

base::Thread host_thread_;

base::Thread capture_thread_;

base::Thread encode_thread_;

@@ -321,7 +357,40 @@ class ProtocolPerfTest : public testing::Test,

DISALLOW_COPY_AND_ASSIGN(ProtocolPerfTest);

};

-TEST_F(ProtocolPerfTest, StreamFrameRate) {

+INSTANTIATE_TEST_CASE_P(

+ NoDelay,

+ ProtocolPerfTest,

+ ::testing::Values(NetworkPerformanceParams(0, 0, 0, 0, 0.0)));

+INSTANTIATE_TEST_CASE_P(

+ HighLatency,

+ ProtocolPerfTest,

+ ::testing::Values(NetworkPerformanceParams(0, 0, 300, 30, 0.0),

+ NetworkPerformanceParams(0, 0, 30, 10, 0.0)));

+INSTANTIATE_TEST_CASE_P(

+ OutOfOrder,

+ ProtocolPerfTest,

+ ::testing::Values(NetworkPerformanceParams(0, 0, 2, 0, 0.01),

+ NetworkPerformanceParams(0, 0, 30, 1, 0.01),

+ NetworkPerformanceParams(0, 0, 30, 1, 0.1),

+ NetworkPerformanceParams(0, 0, 300, 20, 0.01),

+ NetworkPerformanceParams(0, 0, 300, 20, 0.1)));

+INSTANTIATE_TEST_CASE_P(

+ LimitedBandwidth,

+ ProtocolPerfTest,

+ ::testing::Values(

+ // 100 MBps

+ NetworkPerformanceParams(800000000, 800000000, 2, 1, 0.0),

+ // 8 MBps

+ NetworkPerformanceParams(1000000, 300000, 30, 5, 0.01),

+ NetworkPerformanceParams(1000000, 2000000, 30, 5, 0.01),

+ // 800 kBps

+ NetworkPerformanceParams(100000, 30000, 130, 5, 0.01),

+ NetworkPerformanceParams(100000, 200000, 130, 5, 0.01)));

+TEST_P(ProtocolPerfTest, StreamFrameRate) {

StartHostAndClient(protocol::ChannelConfig::CODEC_VP8);

ASSERT_NO_FATAL_FAILURE(WaitConnected());

@@ -338,6 +407,8 @@ TEST_F(ProtocolPerfTest, StreamFrameRate) {

LOG(INFO) << "Maximum latency: " << latency.InMillisecondsF() << "ms";

}

+const int kIntermittentFrameSize = 100 * 1000;

// Frame generator that rewrites the whole screen every 60th frame. Should only

// be used with the VERBATIM codec as the allocated frame may contain arbitrary

// data.

@@ -349,8 +420,8 @@ class IntermittentChangeFrameGenerator

scoped_ptr<webrtc::DesktopFrame> GenerateFrame(

webrtc::DesktopCapturer::Callback* callback) {

- const int kWidth = 800;

- const int kHeight = 600;

+ const int kWidth = 1000;

+ const int kHeight = kIntermittentFrameSize / kWidth / 4;

bool fresh_frame = false;

if (frame_index_ % 60 == 0 || !current_frame_) {

@@ -379,7 +450,7 @@ class IntermittentChangeFrameGenerator

DISALLOW_COPY_AND_ASSIGN(IntermittentChangeFrameGenerator);

};

-TEST_F(ProtocolPerfTest, IntermittentChanges) {

+TEST_P(ProtocolPerfTest, IntermittentChanges) {

desktop_environment_factory_.set_frame_generator(

base::Bind(&IntermittentChangeFrameGenerator::GenerateFrame,

new IntermittentChangeFrameGenerator()));

@@ -389,14 +460,27 @@ TEST_F(ProtocolPerfTest, IntermittentChanges) {

ReceiveFrame(NULL);

- for (int i = 0; i < 5; ++i) {

+ base::TimeDelta expected = GetParam().latency_average;

+ if (GetParam().bandwidth > 0) {

+ expected += base::TimeDelta::FromSecondsD(kIntermittentFrameSize /

+ GetParam().bandwidth);

+ }

+ LOG(INFO) << "Expected: " << expected.InMillisecondsF() << "ms";

+ base::TimeDelta sum;

+ const int kFrames = 5;

+ for (int i = 0; i < kFrames; ++i) {

base::TimeDelta latency;

ReceiveFrame(&latency);

LOG(INFO) << "Latency: " << latency.InMillisecondsF()

<< "ms Encode: " << last_video_packet_->encode_time_ms()

<< "ms Capture: " << last_video_packet_->capture_time_ms()

<< "ms";

+ sum += latency;

}

+ LOG(INFO) << "Average: " << (sum / kFrames).InMillisecondsF();

}

} // namespace remoting

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