Fire canplaythrough event at the proper time for audio/video

webkit/media/buffered_data_source_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 <algorithm>
 
 #include "base/bind.h"
 #include "base/test/test_timeouts.h"
 #include "media/base/media_log.h"
 #include "media/base/mock_callback.h"
@@ skipping 174 matching lines @@
     ON_CALL(*loader_, range_supported())
         .WillByDefault(Return(partial_response));
 
     ON_CALL(*loader_, url())
         .WillByDefault(ReturnRef(gurl_));
     media::PipelineStatus expected_init_status = media::PIPELINE_OK;
     if (initialized_ok) {
       // Expected loaded or not.
       EXPECT_CALL(host_, SetLoaded(loaded));
 
-      // TODO(hclam): The condition for streaming needs to be adjusted.
-      if (instance_size != -1 && (loaded || partial_response)) {
+      if (instance_size != -1) {
         EXPECT_CALL(host_, SetTotalBytes(instance_size));
         if (loaded)
           EXPECT_CALL(host_, SetBufferedBytes(instance_size));
         else
           EXPECT_CALL(host_, SetBufferedBytes(0));
-      } else {
+      }
+
+      if (!partial_response || instance_size == -1)
         EXPECT_CALL(host_, SetStreaming(true));
-      }
+
     } else {
       expected_init_status = media::PIPELINE_ERROR_NETWORK;
       EXPECT_CALL(*loader_, Stop());
     }
 
     // Actual initialization of the data source.
     data_source_->Initialize(url,
         media::NewExpectedStatusCB(expected_init_status));
     message_loop_->RunAllPending();
 
@@ skipping 567 matching lines @@
   message_loop_->RunAllPending();
 
   // Verify loader changed but still has same bitrate.
   EXPECT_NE(old_loader, data_source_->loader().get());
   EXPECT_EQ(2.0f, loader_playback_rate());
 
   StopDataSource();
 }
 
 }  // namespace webkit_media