Update media duration if data is appended after the previous duration

media/base/pipeline_unittest.cc

Index: media/base/pipeline_unittest.cc
diff --git a/media/base/pipeline_unittest.cc b/media/base/pipeline_unittest.cc
index 1ff12c23d8b6e136059add328593151ab85bbbfb..4b5b17fdfb82ee87a9e19a42fab875e2cbd0874f 100644
--- a/media/base/pipeline_unittest.cc
+++ b/media/base/pipeline_unittest.cc
@@ -62,6 +62,7 @@ class CallbackHelper {
   MOCK_METHOD0(OnStop, void());
   MOCK_METHOD1(OnEnded, void(PipelineStatus));
   MOCK_METHOD1(OnError, void(PipelineStatus));
+  MOCK_METHOD0(OnNewDuration, void());
 
  private:
   DISALLOW_COPY_AND_ASSIGN(CallbackHelper);
@@ -221,12 +222,16 @@ class PipelineTest : public ::testing::Test {
   // after tests have set expectations any filters they wish to use.
   void InitializePipeline(PipelineStatus start_status) {
     EXPECT_CALL(callbacks_, OnStart(start_status));
+    if (start_status == PIPELINE_OK)
+      EXPECT_CALL(callbacks_, OnNewDuration());
 
     pipeline_->Start(
         mocks_->Create().Pass(),
         base::Bind(&CallbackHelper::OnEnded, base::Unretained(&callbacks_)),
         base::Bind(&CallbackHelper::OnError, base::Unretained(&callbacks_)),
-        base::Bind(&CallbackHelper::OnStart, base::Unretained(&callbacks_)));
+        base::Bind(&CallbackHelper::OnStart, base::Unretained(&callbacks_)),
+        base::Bind(&CallbackHelper::OnNewDuration,
+                   base::Unretained(&callbacks_)));
     message_loop_.RunAllPending();
   }
 
@@ -351,7 +356,9 @@ TEST_F(PipelineTest, NeverInitializes) {
         mocks_->Create().Pass(),
         base::Bind(&CallbackHelper::OnEnded, base::Unretained(&callbacks_)),
         base::Bind(&CallbackHelper::OnError, base::Unretained(&callbacks_)),
-        base::Bind(&CallbackHelper::OnStart, base::Unretained(&callbacks_)));
+        base::Bind(&CallbackHelper::OnStart, base::Unretained(&callbacks_)),
+        base::Bind(&CallbackHelper::OnNewDuration,
+                   base::Unretained(&callbacks_)));
   message_loop_.RunAllPending();
 
   EXPECT_FALSE(pipeline_->IsInitialized());
@@ -373,7 +380,9 @@ TEST_F(PipelineTest, RequiredFilterMissing) {
       collection.Pass(),
       base::Bind(&CallbackHelper::OnEnded, base::Unretained(&callbacks_)),
       base::Bind(&CallbackHelper::OnError, base::Unretained(&callbacks_)),
-      base::Bind(&CallbackHelper::OnStart, base::Unretained(&callbacks_)));
+      base::Bind(&CallbackHelper::OnStart, base::Unretained(&callbacks_)),
+      base::Bind(&CallbackHelper::OnNewDuration,
+                 base::Unretained(&callbacks_)));
   message_loop_.RunAllPending();
   EXPECT_FALSE(pipeline_->IsInitialized());
 }