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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/cast_streaming/renderer/common/decoder_buffer_provider_impl.h"
#include <memory>
#include "base/functional/callback.h"
#include "base/test/bind.h"
#include "base/test/task_environment.h"
#include "media/base/audio_decoder_config.h"
#include "media/base/decoder_buffer.h"
#include "media/mojo/common/media_type_converters.h"
#include "media/mojo/common/mojo_data_pipe_read_write.h"
#include "media/mojo/mojom/media_types.mojom-forward.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cast_streaming {
namespace {
constexpr uint32_t kDefaultDataPipeCapacityBytes = 512;
class MockClient
: public DecoderBufferProviderImpl<media::AudioDecoderConfig>::Client {
public:
MOCK_METHOD1(RequestBufferAsync,
void(base::OnceCallback<void(media::mojom::DecoderBufferPtr)>));
MOCK_METHOD0(OnDelete, void());
};
} // namespace
class DecoderBufferProviderImplTest : public testing::Test {
public:
DecoderBufferProviderImplTest() {
populated_buffer_ = media::DecoderBuffer::CopyFrom(kSerializedData);
}
~DecoderBufferProviderImplTest() override = default;
void OnBufferRead(scoped_refptr<media::DecoderBuffer> buffer) {
EXPECT_TRUE(buffer->MatchesForTesting(*populated_buffer_));
}
protected:
void CreateProvider() {
mojo::ScopedDataPipeProducerHandle producer_handle;
mojo::ScopedDataPipeConsumerHandle consumer_handle;
ASSERT_EQ(mojo::CreateDataPipe(kDefaultDataPipeCapacityBytes,
producer_handle, consumer_handle),
MOJO_RESULT_OK);
writer_ =
std::make_unique<media::MojoDataPipeWriter>(std::move(producer_handle));
provider_ =
std::make_unique<DecoderBufferProviderImpl<media::AudioDecoderConfig>>(
config_, std::move(consumer_handle), &client_,
task_environment_.GetMainThreadTaskRunner());
}
void WriteBufferData() {
writer_->Write(kSerializedData,
base::BindOnce(&DecoderBufferProviderImplTest::OnWriteDone,
base::Unretained(this)));
}
void OnWriteDone(bool succeeded) { ASSERT_TRUE(succeeded); }
base::test::SingleThreadTaskEnvironment task_environment_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
std::unique_ptr<media::MojoDataPipeWriter> writer_;
media::AudioDecoderConfig config_{};
testing::StrictMock<MockClient> client_;
std::unique_ptr<DecoderBufferProviderImpl<media::AudioDecoderConfig>>
provider_;
std::array<uint8_t, 3> kSerializedData = {42, 43, 44};
scoped_refptr<media::DecoderBuffer> populated_buffer_;
};
TEST_F(DecoderBufferProviderImplTest, CreationTest) {
CreateProvider();
EXPECT_TRUE(provider_->IsValid());
}
TEST_F(DecoderBufferProviderImplTest, InvalidationCallbackTest) {
CreateProvider();
EXPECT_TRUE(provider_->IsValid());
provider_->SetInvalidationCallback(
base::BindOnce(&MockClient::OnDelete, base::Unretained(&client_)));
EXPECT_TRUE(provider_->IsValid());
EXPECT_CALL(client_, OnDelete());
provider_.reset();
}
TEST_F(DecoderBufferProviderImplTest, ReadTest) {
CreateProvider();
EXPECT_CALL(client_, RequestBufferAsync(testing::_))
.WillOnce(
[this](base::OnceCallback<void(media::mojom::DecoderBufferPtr)> cb) {
auto buffer = media::mojom::DecoderBuffer::From(*populated_buffer_);
std::move(cb).Run(std::move(buffer));
});
WriteBufferData();
provider_->ReadBufferAsync(base::BindOnce(
&DecoderBufferProviderImplTest::OnBufferRead, base::Unretained(this)));
task_environment_.RunUntilIdle();
}
} // namespace cast_streaming
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