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// Copyright (c) 2009 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 "base/scoped_ptr.h"
#include "base/string_util.h"
#include "media/base/buffer_queue.h"
#include "media/base/data_buffer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
class BufferQueueTest : public testing::Test {
protected:
BufferQueueTest() {
buffer1 = new DataBuffer();
data1 = buffer1->GetWritableData(kDataSize);
buffer2 = new DataBuffer();
data2 = buffer2->GetWritableData(kNewDataSize);
bufferBig = new DataBuffer();
dataBig = bufferBig->GetWritableData(2 * (kDataSize + kNewDataSize));
memcpy(data1, kData, kDataSize);
memcpy(data2, kNewData, kNewDataSize);
}
BufferQueue queue_;
static const char kData[];
static const size_t kDataSize;
static const char kNewData[];
static const size_t kNewDataSize;
scoped_refptr<DataBuffer> buffer1;
scoped_refptr<DataBuffer> buffer2;
scoped_refptr<DataBuffer> bufferBig;
uint8* data1;
uint8* data2;
uint8* dataBig;
private:
DISALLOW_COPY_AND_ASSIGN(BufferQueueTest);
};
const char BufferQueueTest::kData[] = "hello";
const size_t BufferQueueTest::kDataSize = arraysize(BufferQueueTest::kData);
const char BufferQueueTest::kNewData[] = "chromium";
const size_t BufferQueueTest::kNewDataSize =
arraysize(BufferQueueTest::kNewData);
TEST_F(BufferQueueTest, ValidTestData) {
ASSERT_TRUE(kNewDataSize > kDataSize);
ASSERT_TRUE(buffer1.get());
ASSERT_TRUE(data1);
ASSERT_TRUE(buffer2.get());
ASSERT_TRUE(data2);
ASSERT_TRUE(bufferBig.get());
ASSERT_TRUE(dataBig);
}
TEST_F(BufferQueueTest, Ctor) {
EXPECT_TRUE(queue_.IsEmpty());
EXPECT_EQ(0u, queue_.SizeInBytes());
}
TEST_F(BufferQueueTest, Enqueue) {
queue_.Enqueue(buffer1.get());
EXPECT_FALSE(queue_.IsEmpty());
EXPECT_EQ(kDataSize, queue_.SizeInBytes());
}
TEST_F(BufferQueueTest, CopyWithOneBuffer) {
queue_.Enqueue(buffer1.get());
EXPECT_EQ(kDataSize, queue_.Copy(data2, kDataSize));
EXPECT_EQ(0, memcmp(data2, kData, kDataSize));
}
TEST_F(BufferQueueTest, Clear) {
queue_.Enqueue(buffer1.get());
queue_.Clear();
EXPECT_TRUE(queue_.IsEmpty());
EXPECT_EQ(0u, queue_.SizeInBytes());
}
TEST_F(BufferQueueTest, MultipleEnqueues) {
queue_.Enqueue(buffer2.get());
queue_.Enqueue(buffer1.get());
EXPECT_EQ(kDataSize + kNewDataSize, queue_.SizeInBytes());
}
TEST_F(BufferQueueTest, CopyWithMultipleBuffers) {
queue_.Enqueue(buffer2.get());
queue_.Enqueue(buffer1.get());
EXPECT_EQ(kDataSize + kNewDataSize,
queue_.Copy(dataBig, kDataSize + kNewDataSize));
EXPECT_EQ(0, memcmp(dataBig, kNewData, kNewDataSize));
dataBig += kNewDataSize;
EXPECT_EQ(0, memcmp(dataBig, kData, kDataSize));
}
TEST_F(BufferQueueTest, Consume) {
queue_.Enqueue(buffer2.get());
queue_.Enqueue(buffer1.get());
queue_.Consume(kDataSize);
EXPECT_EQ(kNewDataSize, queue_.SizeInBytes());
}
TEST_F(BufferQueueTest, CopyFromMiddleOfBuffer) {
queue_.Enqueue(buffer2.get());
queue_.Enqueue(buffer1.get());
queue_.Consume(kDataSize);
EXPECT_EQ(kNewDataSize, queue_.Copy(dataBig, kNewDataSize));
EXPECT_EQ(0, memcmp(dataBig,
kNewData + kDataSize,
kNewDataSize - kDataSize));
dataBig += (kNewDataSize - kDataSize);
EXPECT_EQ(0, memcmp(dataBig, kData, kDataSize));
}
} // namespace media
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