Allow transitioning to HAVE_METADATA before pipeline initialization completes.

media/filters/pipeline_integration_test.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 "media/filters/pipeline_integration_test_base.h"
 
 #include "base/bind.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/decryptor_client.h"
 #include "media/base/test_data_util.h"
@@ skipping 166 matching lines @@
   AesDecryptor decryptor_;
   std::string current_key_system_;
   std::string current_session_id_;
 };
 
 class PipelineIntegrationTest
     : public testing::Test,
       public PipelineIntegrationTestBase {
  public:
   void StartPipelineWithMediaSource(MockMediaSource* source) {
+    EXPECT_CALL(*this, OnBufferingState(Pipeline::kHaveMetadata));
+    EXPECT_CALL(*this, OnBufferingState(Pipeline::kPrerollCompleted));
     pipeline_->Start(
         CreateFilterCollection(source, NULL),
         base::Bind(&PipelineIntegrationTest::OnEnded, base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnError, base::Unretained(this)),
-        QuitOnStatusCB(PIPELINE_OK));
+        QuitOnStatusCB(PIPELINE_OK),
+        base::Bind(&PipelineIntegrationTest::OnBufferingState,
+                   base::Unretained(this)));
 
     message_loop_.Run();
   }
 
   void StartPipelineWithEncryptedMedia(
       MockMediaSource* source,
       FakeDecryptorClient* encrypted_media) {
+    EXPECT_CALL(*this, OnBufferingState(Pipeline::kHaveMetadata));
+    EXPECT_CALL(*this, OnBufferingState(Pipeline::kPrerollCompleted));
     pipeline_->Start(
         CreateFilterCollection(source, encrypted_media->decryptor()),
         base::Bind(&PipelineIntegrationTest::OnEnded, base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnError, base::Unretained(this)),
-        QuitOnStatusCB(PIPELINE_OK));
+        QuitOnStatusCB(PIPELINE_OK),
+        base::Bind(&PipelineIntegrationTest::OnBufferingState,
+                   base::Unretained(this)));
 
     source->set_decryptor_client(encrypted_media);
 
     message_loop_.Run();
   }
 
   // Verifies that seeking works properly for ChunkDemuxer when the
   // seek happens while there is a pending read on the ChunkDemuxer
   // and no data is available.
   bool TestSeekDuringRead(const std::string& filename,
@@ skipping 139 matching lines @@
 
 // Verify video decoder & renderer can handle aborted demuxer reads.
 TEST_F(PipelineIntegrationTest, ChunkDemuxerAbortRead_VideoOnly) {
   ASSERT_TRUE(TestSeekDuringRead("bear-320x240-video-only.webm", 32768,
                                  base::TimeDelta::FromMilliseconds(200),
                                  base::TimeDelta::FromMilliseconds(1668),
                                  0x1C896, 65536, false, true));
 }
 
 }  // namespace media