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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 "third_party/blink/renderer/modules/mediastream/media_stream_set.h"
#include "base/run_loop.h"
#include "base/test/bind.h"
#include "base/test/gmock_callback_support.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/platform/modules/mediastream/web_platform_media_stream_source.h"
#include "third_party/blink/public/platform/scheduler/test/renderer_scheduler_test_support.h"
#include "third_party/blink/public/web/modules/mediastream/media_stream_video_source.h"
#include "third_party/blink/public/web/web_heap.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_testing.h"
#include "third_party/blink/renderer/modules/mediastream/media_stream_video_track.h"
#include "third_party/blink/renderer/modules/mediastream/test/fake_image_capturer.h"
#include "third_party/blink/renderer/modules/mediastream/user_media_request.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_component_impl.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"
using testing::_;
namespace blink {
namespace {
class MockLocalMediaStreamVideoSource : public blink::MediaStreamVideoSource {
public:
MockLocalMediaStreamVideoSource()
: blink::MediaStreamVideoSource(
blink::scheduler::GetSingleThreadTaskRunnerForTesting()) {}
private:
base::WeakPtr<MediaStreamVideoSource> GetWeakPtr() override {
return weak_factory_.GetWeakPtr();
}
void StartSourceImpl(
MediaStreamVideoSourceCallbacks media_stream_callbacks) override {}
void StopSourceImpl() override {}
base::WeakPtrFactory<MockLocalMediaStreamVideoSource> weak_factory_{this};
};
class MediaStreamSetTest : public testing::Test {
public:
MediaStreamSetTest() = default;
~MediaStreamSetTest() override { WebHeap::CollectAllGarbageForTesting(); }
protected:
// Required as persistent member to prevent the garbage collector from
// removing the object before the test ended.
test::TaskEnvironment task_environment_;
Persistent<MediaStreamSet> media_stream_set_;
ScopedTestingPlatformSupport<IOTaskRunnerTestingPlatformSupport> platform_;
};
MediaStreamComponent* MakeMockVideoComponent() {
auto platform_video_source =
std::make_unique<MockLocalMediaStreamVideoSource>();
auto* platform_video_source_ptr = platform_video_source.get();
MediaStreamSource* const test_video_source =
MakeGarbageCollected<MediaStreamSource>(
/*id=*/"test_source_1_id", MediaStreamSource::StreamType::kTypeVideo,
/*name=*/"test_source_1_name", /*remote=*/false,
std::move(platform_video_source));
return MakeGarbageCollected<MediaStreamComponentImpl>(
test_video_source, std::make_unique<MediaStreamVideoTrack>(
platform_video_source_ptr,
MediaStreamVideoSource::ConstraintsOnceCallback(),
/*enabled=*/true));
}
// This test checks if |MediaStreamSet| calls the initialized callback if used
// for getAllScreensMedia with a single stream requested, i.e. one descriptor
// with one video source passed in the constructor.
TEST_F(MediaStreamSetTest, GetAllScreensMediaSingleMediaStreamInitialized) {
V8TestingScope v8_scope;
MediaStreamComponentVector audio_component_vector;
MediaStreamComponentVector video_component_vector = {
MakeMockVideoComponent()};
MediaStreamDescriptor* const descriptor =
MakeGarbageCollected<MediaStreamDescriptor>(audio_component_vector,
video_component_vector);
GCedMediaStreamDescriptorVector* descriptors =
MakeGarbageCollected<GCedMediaStreamDescriptorVector>(
std::initializer_list{descriptor});
base::RunLoop run_loop;
media_stream_set_ = MakeGarbageCollected<MediaStreamSet>(
v8_scope.GetExecutionContext(), *descriptors,
UserMediaRequestType::kAllScreensMedia,
base::BindLambdaForTesting([&run_loop](MediaStreamVector streams) {
EXPECT_EQ(streams.size(), 1u);
run_loop.Quit();
}));
run_loop.Run();
}
// This test checks if |MediaStreamSet| calls the initialized callback if used
// for getAllScreensMedia with a multiple streams requested, i.e.
// multiple descriptors with one video source each passed in the constructor.
TEST_F(MediaStreamSetTest, GetAllScreensMediaMultipleMediaStreamsInitialized) {
V8TestingScope v8_scope;
MediaStreamComponentVector audio_component_vector;
MediaStreamComponentVector video_component_vector = {
MakeMockVideoComponent()};
MediaStreamDescriptor* const descriptor =
MakeGarbageCollected<MediaStreamDescriptor>(audio_component_vector,
video_component_vector);
GCedMediaStreamDescriptorVector* descriptors =
MakeGarbageCollected<GCedMediaStreamDescriptorVector>(
std::initializer_list{descriptor, descriptor, descriptor,
descriptor});
base::RunLoop run_loop;
media_stream_set_ = MakeGarbageCollected<MediaStreamSet>(
v8_scope.GetExecutionContext(), *descriptors,
UserMediaRequestType::kAllScreensMedia,
base::BindLambdaForTesting([&run_loop](MediaStreamVector streams) {
EXPECT_EQ(streams.size(), 4u);
run_loop.Quit();
}));
run_loop.Run();
}
// This test checks if |MediaStreamSet| calls the initialized callback if used
// for getAllScreensMedia with a no streams requested, i.e.
// an empty descriptors list.
TEST_F(MediaStreamSetTest, GetAllScreensMediaNoMediaStreamInitialized) {
V8TestingScope v8_scope;
GCedMediaStreamDescriptorVector* descriptors =
MakeGarbageCollected<GCedMediaStreamDescriptorVector>();
base::RunLoop run_loop;
media_stream_set_ = MakeGarbageCollected<MediaStreamSet>(
v8_scope.GetExecutionContext(), *descriptors,
UserMediaRequestType::kAllScreensMedia,
base::BindLambdaForTesting([&run_loop](MediaStreamVector streams) {
EXPECT_TRUE(streams.empty());
run_loop.Quit();
}));
run_loop.Run();
}
// This test checks if |MediaStreamSet| calls the initialized callback if used
// for getDisplayMedia with a single stream requested, i.e. one descriptor
// with one video source passed in the constructor.
TEST_F(MediaStreamSetTest, GetDisplayMediaSingleMediaStreamInitialized) {
V8TestingScope v8_scope;
// A fake image capturer is required for a video track to finish
// initialization.
FakeImageCapture fake_image_capturer;
fake_image_capturer.RegisterBinding(v8_scope.GetExecutionContext());
MediaStreamComponentVector audio_component_vector;
MediaStreamComponentVector video_component_vector = {
MakeMockVideoComponent()};
MediaStreamDescriptor* const descriptor =
MakeGarbageCollected<MediaStreamDescriptor>(audio_component_vector,
video_component_vector);
GCedMediaStreamDescriptorVector* descriptors =
MakeGarbageCollected<GCedMediaStreamDescriptorVector>(
std::initializer_list{descriptor});
base::RunLoop run_loop;
media_stream_set_ = MakeGarbageCollected<MediaStreamSet>(
v8_scope.GetExecutionContext(), *descriptors,
UserMediaRequestType::kDisplayMedia,
base::BindLambdaForTesting([&run_loop](MediaStreamVector streams) {
EXPECT_EQ(streams.size(), 1u);
run_loop.Quit();
}));
run_loop.Run();
}
// This test checks if |MediaStreamSet| calls the initialized callback if used
// for getDisplayMedia with a no streams requested, i.e.
// an empty descriptors list.
TEST_F(MediaStreamSetTest, GetDisplayMediaNoMediaStreamInitialized) {
V8TestingScope v8_scope;
GCedMediaStreamDescriptorVector* descriptors =
MakeGarbageCollected<GCedMediaStreamDescriptorVector>();
base::RunLoop run_loop;
media_stream_set_ = MakeGarbageCollected<MediaStreamSet>(
v8_scope.GetExecutionContext(), *descriptors,
UserMediaRequestType::kDisplayMedia,
base::BindLambdaForTesting([&run_loop](MediaStreamVector streams) {
EXPECT_TRUE(streams.empty());
run_loop.Quit();
}));
run_loop.Run();
}
} // namespace
} // namespace blink
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