media: Add support for playback of VP8 Alpha video streams

media/base/decoder_buffer_unittest.cc

 // 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 {
 
@@ skipping 17 matching lines @@
 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());
+  scoped_refptr<DecoderBuffer> buffer3(DecoderBuffer::CopyFrom(
+      reinterpret_cast<const uint8*>(&kData), kDataSize,
+      reinterpret_cast<const uint8*>(&kData), kDataSize));
+  ASSERT_TRUE(buffer3);
+  EXPECT_NE(kData, buffer3->GetData());
+  EXPECT_EQ(buffer3->GetDataSize(), kDataSize);
+  EXPECT_EQ(0, memcmp(buffer3->GetData(), kData, kDataSize));
+  EXPECT_NE(kData, buffer3->GetSideData());
+  EXPECT_EQ(buffer3->GetSideDataSize(), kDataSize);
+  EXPECT_EQ(0, memcmp(buffer3->GetSideData(), kData, kDataSize));
+  EXPECT_FALSE(buffer3->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);
 
@@ skipping 32 matching lines @@
   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