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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/task/single_thread_task_runner.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/platform/scheduler/test/renderer_scheduler_test_support.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_testing.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_dom_exception.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_media_stream_track_state.h"
#include "third_party/blink/renderer/core/dom/dom_exception.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/modules/mediastream/browser_capture_media_stream_track.h"
#include "third_party/blink/renderer/modules/mediastream/media_stream_track.h"
#include "third_party/blink/renderer/modules/mediastream/mock_media_stream_video_source.h"
#include "third_party/blink/renderer/modules/mediastream/mock_mojo_media_stream_dispatcher_host.h"
#include "third_party/blink/renderer/modules/mediastream/user_media_client.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_audio_source.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_source.h"
#include "third_party/blink/renderer/platform/testing/io_task_runner_testing_platform_support.h"
#include "third_party/blink/renderer/platform/testing/task_environment.h"
namespace blink {
namespace {
mojom::blink::MediaDevicesDispatcherHost* UnusedMediaDevicesDispatcherHost() {
NOTREACHED();
}
void SignalSourceReady(
WebPlatformMediaStreamSource::ConstraintsOnceCallback source_ready,
WebPlatformMediaStreamSource* source) {
std::move(source_ready)
.Run(source, mojom::blink::MediaStreamRequestResult::OK, "");
}
// UserMediaProcessor with mocked CreateVideoSource and CreateAudioSource.
class MockUserMediaProcessor : public UserMediaProcessor {
public:
explicit MockUserMediaProcessor(LocalFrame* frame)
: UserMediaProcessor(
frame,
base::BindRepeating(&UnusedMediaDevicesDispatcherHost),
scheduler::GetSingleThreadTaskRunnerForTesting()) {}
// UserMediaProcessor overrides.
std::unique_ptr<MediaStreamVideoSource> CreateVideoSource(
const MediaStreamDevice& device,
WebPlatformMediaStreamSource::SourceStoppedCallback stop_callback)
override {
auto source = std::make_unique<MockMediaStreamVideoSource>();
source->SetDevice(device);
source->SetStopCallback(std::move(stop_callback));
return source;
}
std::unique_ptr<MediaStreamAudioSource> CreateAudioSource(
const MediaStreamDevice& device,
WebPlatformMediaStreamSource::ConstraintsRepeatingCallback source_ready)
override {
auto source = std::make_unique<MediaStreamAudioSource>(
scheduler::GetSingleThreadTaskRunnerForTesting(),
/*is_local_source=*/true);
source->SetDevice(device);
// RunUntilIdle is required for this task to complete.
scheduler::GetSingleThreadTaskRunnerForTesting()->PostTask(
FROM_HERE, base::BindOnce(&SignalSourceReady, std::move(source_ready),
source.get()));
return source;
}
};
class UserMediaClientUnderTest : public UserMediaClient {
public:
UserMediaClientUnderTest(
LocalFrame* frame,
UserMediaProcessor* user_media_processor,
UserMediaProcessor* display_user_media_processor,
scoped_refptr<base::SingleThreadTaskRunner> task_runner)
: UserMediaClient(frame,
user_media_processor,
display_user_media_processor,
task_runner) {}
};
// ScopedMockUserMediaClient creates and installs a temporary UserMediaClient in
// |window| when constructed and restores the original UserMediaClient when
// destroyed. Uses a MockMojoMediaStreamDispatcherHost and
// MockUserMediaProcessor.
class ScopedMockUserMediaClient {
public:
explicit ScopedMockUserMediaClient(LocalDOMWindow* window)
: original_(Supplement<LocalDOMWindow>::From<UserMediaClient>(window)) {
auto* user_media_processor =
MakeGarbageCollected<MockUserMediaProcessor>(window->GetFrame());
auto* display_user_media_processor =
MakeGarbageCollected<MockUserMediaProcessor>(window->GetFrame());
user_media_processor->set_media_stream_dispatcher_host_for_testing(
mock_media_stream_dispatcher_host.CreatePendingRemoteAndBind());
display_user_media_processor->set_media_stream_dispatcher_host_for_testing(
display_mock_media_stream_dispatcher_host.CreatePendingRemoteAndBind());
temp_ = MakeGarbageCollected<UserMediaClientUnderTest>(
window->GetFrame(), user_media_processor, display_user_media_processor,
scheduler::GetSingleThreadTaskRunnerForTesting());
Supplement<LocalDOMWindow>::ProvideTo<UserMediaClient>(*window,
temp_.Get());
}
~ScopedMockUserMediaClient() {
auto* window = temp_->GetSupplementable();
if (Supplement<LocalDOMWindow>::From<UserMediaClient>(window) ==
temp_.Get()) {
if (original_) {
Supplement<LocalDOMWindow>::ProvideTo<UserMediaClient>(*window,
original_.Get());
} else {
window->Supplementable<LocalDOMWindow>::RemoveSupplement<
UserMediaClient>();
}
}
}
MockMojoMediaStreamDispatcherHost mock_media_stream_dispatcher_host;
MockMojoMediaStreamDispatcherHost display_mock_media_stream_dispatcher_host;
private:
Persistent<UserMediaClient> temp_;
Persistent<UserMediaClient> original_;
};
MediaStreamTrack::TransferredValues TransferredValuesTabCaptureVideo() {
// The TransferredValues here match the expectations in
// V8ScriptValueSerializerForModulesTest.TransferMediaStreamTrack. Please keep
// them in sync.
return MediaStreamTrack::TransferredValues{
.track_impl_subtype =
BrowserCaptureMediaStreamTrack::GetStaticWrapperTypeInfo(),
.session_id = base::UnguessableToken::Create(),
.transfer_id = base::UnguessableToken::Create(),
.kind = "video",
.id = "component_id",
.label = "test_name",
.enabled = false,
.muted = true,
.content_hint = WebMediaStreamTrack::ContentHintType::kVideoMotion,
.ready_state = MediaStreamSource::kReadyStateLive,
.sub_capture_target_version = 0};
}
mojom::blink::StreamDevices DevicesTabCaptureVideo(
base::UnguessableToken session_id) {
MediaStreamDevice device(mojom::MediaStreamType::DISPLAY_VIDEO_CAPTURE,
"device_id", "device_name");
device.set_session_id(session_id);
device.display_media_info = media::mojom::DisplayMediaInformation::New(
media::mojom::DisplayCaptureSurfaceType::BROWSER,
/*logical_surface=*/true, media::mojom::CursorCaptureType::NEVER,
/*capture_handle=*/nullptr,
/*zoom_level=*/100);
return {std::nullopt, device};
}
TEST(MediaStreamTrackTransferTest, TabCaptureVideoFromTransferredStateBasic) {
test::TaskEnvironment task_environment;
V8TestingScope scope;
ScopedTestingPlatformSupport<IOTaskRunnerTestingPlatformSupport> platform;
ScopedMockUserMediaClient scoped_user_media_client(&scope.GetWindow());
auto data = TransferredValuesTabCaptureVideo();
#if BUILDFLAG(IS_ANDROID)
data.track_impl_subtype = MediaStreamTrack::GetStaticWrapperTypeInfo();
data.sub_capture_target_version = std::nullopt;
#endif
scoped_user_media_client.display_mock_media_stream_dispatcher_host
.SetStreamDevices(DevicesTabCaptureVideo(data.session_id));
auto* new_track =
MediaStreamTrack::FromTransferredState(scope.GetScriptState(), data);
#if BUILDFLAG(IS_ANDROID)
EXPECT_EQ(new_track->GetWrapperTypeInfo(),
MediaStreamTrack::GetStaticWrapperTypeInfo());
#else
EXPECT_EQ(new_track->GetWrapperTypeInfo(),
BrowserCaptureMediaStreamTrack::GetStaticWrapperTypeInfo());
#endif
EXPECT_EQ(new_track->Component()->GetSourceName(), "device_name");
// TODO(crbug.com/1288839): the ID needs to be set correctly
// EXPECT_EQ(new_track->id(), "component_id");
// TODO(crbug.com/1288839): Should this match the device info or the
// transferred data?
EXPECT_EQ(new_track->label(), "device_name");
EXPECT_EQ(new_track->kind(), "video");
// TODO(crbug.com/1288839): enabled needs to be set correctly
// EXPECT_EQ(new_track->enabled(), false);
// TODO(crbug.com/1288839): muted needs to be set correctly
// EXPECT_EQ(new_track->muted(), true);
// TODO(crbug.com/1288839): the content hint needs to be set correctly
// EXPECT_EQ(new_track->ContentHint(), "motion");
EXPECT_EQ(new_track->readyState(), V8MediaStreamTrackState::Enum::kLive);
platform->RunUntilIdle();
ThreadState::Current()->CollectAllGarbageForTesting();
}
// TODO(crbug.com/1288839): implement and test transferred sub-capture-target
// version
TEST(MediaStreamTrackTransferTest, TabCaptureAudioFromTransferredState) {
test::TaskEnvironment task_environment;
V8TestingScope scope;
// The TransferredValues here match the expectations in
// V8ScriptValueSerializerForModulesTest.TransferAudioMediaStreamTrack. Please
// keep them in sync.
MediaStreamTrack::TransferredValues data{
.track_impl_subtype = MediaStreamTrack::GetStaticWrapperTypeInfo(),
.session_id = base::UnguessableToken::Create(),
.transfer_id = base::UnguessableToken::Create(),
.kind = "audio",
.id = "component_id",
.label = "test_name",
.enabled = true,
.muted = true,
.content_hint = WebMediaStreamTrack::ContentHintType::kAudioSpeech,
.ready_state = MediaStreamSource::kReadyStateLive};
ScopedMockUserMediaClient scoped_user_media_client(&scope.GetWindow());
MediaStreamDevice device(mojom::MediaStreamType::DISPLAY_AUDIO_CAPTURE,
"device_id", "device_name");
device.set_session_id(data.session_id);
device.display_media_info = media::mojom::DisplayMediaInformation::New(
media::mojom::DisplayCaptureSurfaceType::BROWSER,
/*logical_surface=*/true, media::mojom::CursorCaptureType::NEVER,
/*capture_handle=*/nullptr,
/*zoom_level=*/100);
scoped_user_media_client.display_mock_media_stream_dispatcher_host
.SetStreamDevices({std::nullopt, device});
auto* new_track =
MediaStreamTrack::FromTransferredState(scope.GetScriptState(), data);
EXPECT_EQ(new_track->GetWrapperTypeInfo(),
MediaStreamTrack::GetStaticWrapperTypeInfo());
EXPECT_EQ(new_track->Component()->GetSourceName(), "device_name");
// TODO(crbug.com/1288839): the ID needs to be set correctly
// EXPECT_EQ(new_track->id(), "component_id");
// TODO(crbug.com/1288839): Should this match the device info or the
// transferred data?
EXPECT_EQ(new_track->label(), "device_name");
EXPECT_EQ(new_track->kind(), "audio");
EXPECT_EQ(new_track->enabled(), true);
// TODO(crbug.com/1288839): muted needs to be set correctly
// EXPECT_EQ(new_track->muted(), true);
// TODO(crbug.com/1288839): the content hint needs to be set correctly
// EXPECT_EQ(new_track->ContentHint(), "speech");
EXPECT_EQ(new_track->readyState(), V8MediaStreamTrackState::Enum::kLive);
base::RunLoop().RunUntilIdle();
ThreadState::Current()->CollectAllGarbageForTesting();
}
} // namespace
} // namespace blink
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