| // Copyright (c) 2012 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/string_util.h" |
| #include "media/base/decoder_buffer.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace media { |
| |
| TEST(DecoderBufferTest, Constructors) { |
| scoped_refptr<DecoderBuffer> buffer(new DecoderBuffer(0)); |
| EXPECT_TRUE(buffer->GetData()); |
| EXPECT_EQ(0, buffer->GetDataSize()); |
| EXPECT_FALSE(buffer->IsEndOfStream()); |
| |
| const int kTestSize = 10; |
| scoped_refptr<DecoderBuffer> buffer3(new DecoderBuffer(kTestSize)); |
| ASSERT_TRUE(buffer3); |
| EXPECT_EQ(kTestSize, buffer3->GetDataSize()); |
| } |
| |
| TEST(DecoderBufferTest, CreateEOSBuffer) { |
| scoped_refptr<DecoderBuffer> buffer(DecoderBuffer::CreateEOSBuffer()); |
| EXPECT_TRUE(buffer->IsEndOfStream()); |
| EXPECT_FALSE(buffer->GetData()); |
| EXPECT_EQ(0, buffer->GetDataSize()); |
| } |
| |
| TEST(DecoderBufferTest, CopyFrom) { |
| const uint8 kData[] = "hello"; |
| const int kDataSize = arraysize(kData); |
| scoped_refptr<DecoderBuffer> buffer2(DecoderBuffer::CopyFrom( |
| reinterpret_cast<const uint8*>(&kData), kDataSize)); |
| ASSERT_TRUE(buffer2); |
| EXPECT_NE(kData, buffer2->GetData()); |
| EXPECT_EQ(buffer2->GetDataSize(), kDataSize); |
| EXPECT_EQ(0, memcmp(buffer2->GetData(), kData, kDataSize)); |
| EXPECT_FALSE(buffer2->IsEndOfStream()); |
| } |
| |
| #if !defined(OS_ANDROID) |
| TEST(DecoderBufferTest, PaddingAlignment) { |
| const uint8 kData[] = "hello"; |
| const int kDataSize = arraysize(kData); |
| scoped_refptr<DecoderBuffer> buffer2(DecoderBuffer::CopyFrom( |
| reinterpret_cast<const uint8*>(&kData), kDataSize)); |
| ASSERT_TRUE(buffer2); |
| |
| // Padding data should always be zeroed. |
| for(int i = 0; i < DecoderBuffer::kPaddingSize; i++) |
| EXPECT_EQ((buffer2->GetData() + kDataSize)[i], 0); |
| |
| // If the data is padded correctly we should be able to read and write past |
| // the end of the data by DecoderBuffer::kPaddingSize bytes without crashing |
| // or Valgrind/ASAN throwing errors. |
| const uint8 kFillChar = 0xFF; |
| memset( |
| buffer2->GetWritableData() + kDataSize, kFillChar, |
| DecoderBuffer::kPaddingSize); |
| for(int i = 0; i < DecoderBuffer::kPaddingSize; i++) |
| EXPECT_EQ((buffer2->GetData() + kDataSize)[i], kFillChar); |
| |
| EXPECT_EQ(0u, reinterpret_cast<uintptr_t>( |
| buffer2->GetData()) & (DecoderBuffer::kAlignmentSize - 1)); |
| } |
| #endif |
| |
| TEST(DecoderBufferTest, ReadingWriting) { |
| const char kData[] = "hello"; |
| const int kDataSize = arraysize(kData); |
| |
| scoped_refptr<DecoderBuffer> buffer(new DecoderBuffer(kDataSize)); |
| ASSERT_TRUE(buffer); |
| |
| uint8* data = buffer->GetWritableData(); |
| ASSERT_TRUE(data); |
| ASSERT_EQ(kDataSize, buffer->GetDataSize()); |
| memcpy(data, kData, kDataSize); |
| const uint8* read_only_data = buffer->GetData(); |
| ASSERT_EQ(data, read_only_data); |
| ASSERT_EQ(0, memcmp(read_only_data, kData, kDataSize)); |
| EXPECT_FALSE(buffer->IsEndOfStream()); |
| } |
| |
| TEST(DecoderBufferTest, GetDecryptConfig) { |
| scoped_refptr<DecoderBuffer> buffer(new DecoderBuffer(0)); |
| EXPECT_FALSE(buffer->GetDecryptConfig()); |
| } |
| |
| } // namespace media |