<video> decode in hardware!

media/base/pipeline_impl_unittest.cc

 // Copyright (c) 2011 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 <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/stl_util.h"
 #include "base/threading/simple_thread.h"
 #include "media/base/filter_host.h"
 #include "media/base/filters.h"
 #include "media/base/media_log.h"
 #include "media/base/pipeline_impl.h"
 #include "media/base/mock_callback.h"
 #include "media/base/mock_filters.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/size.h"
 
 using ::testing::_;
 using ::testing::DeleteArg;
 using ::testing::InSequence;
 using ::testing::Invoke;
+using ::testing::InvokeArgument;
 using ::testing::Mock;
 using ::testing::NotNull;
 using ::testing::Return;
 using ::testing::ReturnRef;
 using ::testing::StrictMock;
+using ::testing::WithArg;
 
 namespace media {
 
 // Total bytes of the data source.
 static const int kTotalBytes = 1024;
 
 // Buffered bytes of the data source.
 static const int kBufferedBytes = 1024;
 
 // Used for setting expectations on pipeline callbacks.  Using a StrictMock
 // also lets us test for missing callbacks.
 class CallbackHelper {
  public:
   CallbackHelper() {}
   virtual ~CallbackHelper() {}
 
   MOCK_METHOD1(OnStart, void(PipelineStatus));
   MOCK_METHOD1(OnSeek, void(PipelineStatus));
   MOCK_METHOD1(OnStop, void(PipelineStatus));
   MOCK_METHOD1(OnEnded, void(PipelineStatus));
   MOCK_METHOD1(OnError, void(PipelineStatus));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(CallbackHelper);
 };
 
+// Run |cb| w/ OK status.
+static void RunPipelineStatusOKCB(const PipelineStatusCB& cb) {
+  cb.Run(PIPELINE_OK);
+}
+
 // TODO(scherkus): even though some filters are initialized on separate
 // threads these test aren't flaky... why?  It's because filters' Initialize()
 // is executed on |message_loop_| and the mock filters instantly call
 // InitializationComplete(), which keeps the pipeline humming along.  If
 // either filters don't call InitializationComplete() immediately or filter
 // initialization is moved to a separate thread this test will become flaky.
 class PipelineImplTest : public ::testing::Test {
  public:
   PipelineImplTest()
       : pipeline_(new PipelineImpl(&message_loop_, new MediaLog())) {
@@ skipping 54 matching lines @@
         new StrictMock<MockDemuxerStream>();
     EXPECT_CALL(*stream, type())
         .WillRepeatedly(Return(type));
     return stream;
   }
 
   // Sets up expectations to allow the video decoder to initialize.
   void InitializeVideoDecoder(MockDemuxerStream* stream) {
     EXPECT_CALL(*mocks_->video_decoder(),
                 Initialize(stream, _, _))
-        .WillOnce(Invoke(&RunFilterCallback3));
+        .WillOnce(WithArg<1>(Invoke(&RunPipelineStatusOKCB)));
     EXPECT_CALL(*mocks_->video_decoder(), SetPlaybackRate(0.0f));
     EXPECT_CALL(*mocks_->video_decoder(),
                 Seek(mocks_->demuxer()->GetStartTime(), _))
         .WillOnce(Invoke(&RunFilterStatusCB));
     EXPECT_CALL(*mocks_->video_decoder(), Stop(_))
         .WillOnce(Invoke(&RunStopFilterCallback));
   }
 
   // Sets up expectations to allow the audio decoder to initialize.
   void InitializeAudioDecoder(MockDemuxerStream* stream) {
@@ skipping 772 matching lines @@
   TestPipelineStatusNotification(0);
 }
 
 // Test that different-thread, some-delay callback (the expected common case)
 // works correctly.
 TEST(PipelineStatusNotificationTest, DelayedCallback) {
   TestPipelineStatusNotification(20);
 }
 
 }  // namespace media