cc: Single-threaded impl-side painting for unit tests

cc/trees/layer_tree_host_unittest_animation.cc

 // Copyright 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 "cc/trees/layer_tree_host.h"
 
 #include "cc/animation/animation_curve.h"
 #include "cc/animation/layer_animation_controller.h"
 #include "cc/animation/scroll_offset_animation_curve.h"
 #include "cc/animation/timing_function.h"
@@ skipping 379 matching lines @@
         break;
       case 4:
         EndTest();
         break;
     }
   }
 
   virtual void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
     // At the start of every commit, block activations and make sure
     // we are backgrounded.
-    host_impl->BlockNotifyReadyToActivateForTesting(true);
+    if (host_impl->settings().impl_side_painting)
+      host_impl->BlockNotifyReadyToActivateForTesting(true);
     PostSetVisibleToMainThread(false);
   }
 
   virtual void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
     if (!host_impl->settings().impl_side_painting) {
       // There are no activations to block if we're not impl-side-painting,
       // so just advance the test immediately.
       if (host_impl->active_tree()->source_frame_number() < 3)
         UnblockActivations(host_impl);
       return;
     }
 
     // We block activation for several ticks to make sure that, even though
     // there is a pending tree with animations, we still do not background
     // tick if the active tree is empty.
     if (host_impl->pending_tree()->source_frame_number() < 3) {
       base::MessageLoopProxy::current()->PostDelayedTask(
           FROM_HERE,
           base::Bind(
               &LayerTreeHostAnimationTestNoBackgroundTickingWithoutActiveTree::
                    UnblockActivations,
               base::Unretained(this),
               host_impl),
           4 * LowFrequencyAnimationInterval());
     }
   }
 
   virtual void UnblockActivations(LayerTreeHostImpl* host_impl) {
-    host_impl->BlockNotifyReadyToActivateForTesting(false);
+    if (host_impl->settings().impl_side_painting)
+      host_impl->BlockNotifyReadyToActivateForTesting(false);
   }
 
   virtual void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
     active_tree_was_animated_ = false;
 
     // Verify that commits are actually alternating with empty / non-empty
     // trees.
     int frame_number = host_impl->active_tree()->source_frame_number();
     switch (frame_number) {
       case 0:
@@ skipping 35 matching lines @@
 
     // The next commit is blocked until we become visible again.
     PostSetVisibleToMainThread(true);
   }
 
   virtual void AfterTest() override {}
 
   bool active_tree_was_animated_;
 };
 
-SINGLE_AND_MULTI_THREAD_TEST_F(
+SINGLE_AND_MULTI_THREAD_BLOCKNOTIFY_TEST_F(
     LayerTreeHostAnimationTestNoBackgroundTickingWithoutActiveTree);
 
 // Ensure that an animation's timing function is respected.
 class LayerTreeHostAnimationTestAddAnimationWithTimingFunction
     : public LayerTreeHostAnimationTest {
  public:
   LayerTreeHostAnimationTestAddAnimationWithTimingFunction() {}
 
   virtual void SetupTree() override {
     LayerTreeHostAnimationTest::SetupTree();
@@ skipping 666 matching lines @@
 
       scoped_refptr<Layer> layer = Layer::Create();
       layer_tree_host()->root_layer()->AddChild(layer);
       layer->set_layer_animation_delegate(this);
       layer->SetBounds(gfx::Size(4, 4));
       AddOpacityTransitionToLayer(layer.get(), 1, 0.f, 0.5f, true);
     }
   }
 
   virtual void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
-    host_impl->BlockNotifyReadyToActivateForTesting(true);
+    if (host_impl->settings().impl_side_painting)
+      host_impl->BlockNotifyReadyToActivateForTesting(true);
   }
 
   virtual void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
     // For the commit that added animations to new and existing layers, keep
     // blocking activation. We want to verify that even with activation blocked,
     // the animation on the layer that's already in the active tree won't get a
     // head start.
-    if (!host_impl->settings().impl_side_painting ||
-        host_impl->pending_tree()->source_frame_number() != 2)
+    if (host_impl->settings().impl_side_painting &&
+        host_impl->pending_tree()->source_frame_number() != 2) {
       host_impl->BlockNotifyReadyToActivateForTesting(false);
+    }
   }
 
   virtual void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
                                           const BeginFrameArgs& args) override {
     if (!host_impl->pending_tree() ||
         host_impl->pending_tree()->source_frame_number() != 2)
       return;
 
     frame_count_with_pending_tree_++;
-    if (frame_count_with_pending_tree_ == 2)
+    if (frame_count_with_pending_tree_ == 2 &&
+        host_impl->settings().impl_side_painting) {
       host_impl->BlockNotifyReadyToActivateForTesting(false);
+    }
   }
 
   virtual void UpdateAnimationState(LayerTreeHostImpl* host_impl,
                                     bool has_unfinished_animation) override {
     LayerAnimationController* root_controller_impl =
         host_impl->active_tree()->root_layer()->layer_animation_controller();
     Animation* root_animation =
         root_controller_impl->GetAnimation(Animation::Opacity);
     if (!root_animation || root_animation->run_state() != Animation::Running)
       return;
@@ skipping 10 matching lines @@
     child_controller_impl->AbortAnimations(Animation::Opacity);
     EndTest();
   }
 
   virtual void AfterTest() override {}
 
  private:
   int frame_count_with_pending_tree_;
 };
 
-SINGLE_AND_MULTI_THREAD_TEST_F(
+SINGLE_AND_MULTI_THREAD_BLOCKNOTIFY_TEST_F(
     LayerTreeHostAnimationTestAnimationsAddedToNewAndExistingLayers);
 
 class LayerTreeHostAnimationTestAddAnimationAfterAnimating
     : public LayerTreeHostAnimationTest {
  public:
   LayerTreeHostAnimationTestAddAnimationAfterAnimating()
       : num_swap_buffers_(0) {}
 
   virtual void SetupTree() override {
     LayerTreeHostAnimationTest::SetupTree();
@@ skipping 49 matching lines @@
  private:
   scoped_refptr<Layer> content_;
   int num_swap_buffers_;
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(
     LayerTreeHostAnimationTestAddAnimationAfterAnimating);
 
 }  // namespace
 }  // namespace cc