Don't suspend the pipeline before HaveFutureData while decoding progressing

media/blink/webmediaplayer_impl_unittest.cc

Index: media/blink/webmediaplayer_impl_unittest.cc
diff --git a/media/blink/webmediaplayer_impl_unittest.cc b/media/blink/webmediaplayer_impl_unittest.cc
index e9e06a458a5de63a6d52342dd9f1986938f0b4a2..2a5038584999f18445e600cc3ee2fb860d088194 100644
--- a/media/blink/webmediaplayer_impl_unittest.cc
+++ b/media/blink/webmediaplayer_impl_unittest.cc
@@ -16,6 +16,7 @@
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
+#include "base/test/simple_test_tick_clock.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "media/base/media_log.h"
@@ -122,14 +123,9 @@ class WebMediaPlayerImplTest : public testing::Test {
     media_thread_.StartAndWaitForTesting();
   }
 
-  void InitializeDefaultWebMediaPlayerImpl() {
-    InitializeWebMediaPlayerImpl(delegate_.AsWeakPtr());
-  }
-
-  void InitializeWebMediaPlayerImpl(
-      base::WeakPtr<MockWebMediaPlayerDelegate> delegate) {
+  void InitializeWebMediaPlayerImpl() {
     wmpi_.reset(new WebMediaPlayerImpl(
-        web_local_frame_, &client_, nullptr, delegate,
+        web_local_frame_, &client_, nullptr, delegate_.AsWeakPtr(),
         base::MakeUnique<DefaultRendererFactory>(
             media_log_, nullptr, DefaultRendererFactory::GetGpuFactoriesCB()),
         url_index_,
@@ -161,6 +157,7 @@ class WebMediaPlayerImplTest : public testing::Test {
   void SetPaused(bool is_paused) { wmpi_->paused_ = is_paused; }
   void SetSeeking(bool is_seeking) { wmpi_->seeking_ = is_seeking; }
   void SetEnded(bool is_ended) { wmpi_->ended_ = is_ended; }
+  void SetTickClock(base::TickClock* clock) { wmpi_->tick_clock_ = clock; }
 
   void SetFullscreen(bool is_fullscreen) {
     wmpi_->overlay_enabled_ = is_fullscreen;
@@ -265,14 +262,47 @@ class WebMediaPlayerImplTest : public testing::Test {
 };
 
 TEST_F(WebMediaPlayerImplTest, ConstructAndDestroy) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
 }
 
-TEST_F(WebMediaPlayerImplTest, DidLoadingProgressClearsIdle) {
-  testing::StrictMock<MockWebMediaPlayerDelegate> strict_delegate;
-  EXPECT_CALL(strict_delegate, AddObserver(_));
-  EXPECT_CALL(strict_delegate, IsPlayingBackgroundVideo()).Times(AnyNumber());
-  InitializeWebMediaPlayerImpl(strict_delegate.AsWeakPtr());
+TEST_F(WebMediaPlayerImplTest, IdleSuspendIsEnabledBeforeLoadingBegins) {
+  InitializeWebMediaPlayerImpl();
+  wmpi_->OnSuspendRequested(false);
+  base::RunLoop().RunUntilIdle();
+  EXPECT_TRUE(IsSuspended());
+}
+
+TEST_F(WebMediaPlayerImplTest,
+       IdleSuspendIsDisabledIfLoadingProgressedRecently) {
+  InitializeWebMediaPlayerImpl();
+  base::SimpleTestTickClock clock;
+  // Don't start the clock at 0 because WMPI uses 0 as uninitialized.
+  clock.Advance(base::TimeDelta::FromSeconds(1));
+  SetTickClock(&clock);
+  AddBufferedRanges();
+  wmpi_->didLoadingProgress();
+  clock.Advance(base::TimeDelta::FromSeconds(1));
+  wmpi_->OnSuspendRequested(false);
+  base::RunLoop().RunUntilIdle();
+  EXPECT_FALSE(IsSuspended());
+}
+
+TEST_F(WebMediaPlayerImplTest, IdleSuspendIsEnabledIfLoadingHasStalled) {
+  InitializeWebMediaPlayerImpl();
+  base::SimpleTestTickClock clock;
+  // Don't start the clock at 0 because WMPI uses 0 as uninitialized.
+  clock.Advance(base::TimeDelta::FromSeconds(1));
+  SetTickClock(&clock);
+  AddBufferedRanges();
+  wmpi_->didLoadingProgress();
+  clock.Advance(base::TimeDelta::FromSeconds(4));
+  wmpi_->OnSuspendRequested(false);
+  base::RunLoop().RunUntilIdle();
+  EXPECT_TRUE(IsSuspended());
+}
+
+TEST_F(WebMediaPlayerImplTest, DidLoadingProgressTriggersResume) {
+  InitializeWebMediaPlayerImpl();
   EXPECT_FALSE(IsSuspended());
   wmpi_->OnSuspendRequested(false);
   base::RunLoop().RunUntilIdle();
@@ -284,7 +314,7 @@ TEST_F(WebMediaPlayerImplTest, DidLoadingProgressClearsIdle) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterConstruction) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
 
   state = ComputePlayState();
@@ -309,7 +339,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterConstruction) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterMetadata) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
 
@@ -335,7 +365,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterMetadata) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterMetadata_AudioOnly) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, false);
 
@@ -362,7 +392,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterMetadata_AudioOnly) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterFutureData) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -394,7 +424,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_AfterFutureData) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_Playing) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -420,7 +450,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_Playing) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_PlayingThenUnderflow) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -451,7 +481,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_PlayingThenUnderflow) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_Playing_AudioOnly) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, false);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -483,7 +513,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_Playing_AudioOnly) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_Paused_Seek) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -496,7 +526,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_Paused_Seek) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_Paused_Fullscreen) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -509,7 +539,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_Paused_Fullscreen) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_Ended) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -528,7 +558,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_Ended) {
 }
 
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_Suspended) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
 
@@ -586,7 +616,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_Suspended) {
 }
 
 TEST_F(WebMediaPlayerImplTest, NaturalSizeChange) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   PipelineMetadata metadata;
   metadata.has_video = true;
   metadata.natural_size = gfx::Size(320, 240);
@@ -600,7 +630,7 @@ TEST_F(WebMediaPlayerImplTest, NaturalSizeChange) {
 }
 
 TEST_F(WebMediaPlayerImplTest, NaturalSizeChange_Rotated) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   PipelineMetadata metadata;
   metadata.has_video = true;
   metadata.natural_size = gfx::Size(320, 240);
@@ -616,7 +646,7 @@ TEST_F(WebMediaPlayerImplTest, NaturalSizeChange_Rotated) {
 
 // Audible backgrounded videos are not suspended if delegate_ allows it.
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_BackgroundedVideoPlaying) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);
@@ -637,7 +667,7 @@ TEST_F(WebMediaPlayerImplTest, ComputePlayState_BackgroundedVideoPlaying) {
 // Backgrounding audible videos should suspend them and report as paused, not
 // gone.
 TEST_F(WebMediaPlayerImplTest, ComputePlayState_BackgroundedVideoPaused) {
-  InitializeDefaultWebMediaPlayerImpl();
+  InitializeWebMediaPlayerImpl();
   WebMediaPlayerImpl::PlayState state;
   SetMetadata(true, true);
   SetReadyState(blink::WebMediaPlayer::ReadyStateHaveFutureData);