cc: Use BeginFrameArgs

cc/trees/layer_tree_host_unittest.cc

 // Copyright 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 "cc/trees/layer_tree_host.h"
 
 #include <algorithm>
 
 #include "base/synchronization/lock.h"
 #include "cc/animation/timing_function.h"
@@ skipping 680 matching lines @@
 };
 
 MULTI_THREAD_TEST_F(LayerTreeHostTestCommit);
 
 // This test verifies that LayerTreeHostImpl's current frame time gets
 // updated in consecutive frames when it doesn't draw due to tree
 // activation failure.
 class LayerTreeHostTestFrameTimeUpdatesAfterActivationFails
     : public LayerTreeHostTest {
  public:
-  LayerTreeHostTestFrameTimeUpdatesAfterActivationFails() : frame_(0) {}
+  LayerTreeHostTestFrameTimeUpdatesAfterActivationFails()
+  : frame_count_with_pending_tree_(0) {}
 
   virtual void BeginTest() OVERRIDE {
     layer_tree_host()->SetViewportSize(gfx::Size(20, 20));
     layer_tree_host()->set_background_color(SK_ColorGRAY);
 
     PostSetNeedsCommitToMainThread();
   }
 
+  void WillBeginFrameOnThread(LayerTreeHostImpl* host_impl,
+                              const BeginFrameArgs &args) OVERRIDE {
+    if (host_impl->pending_tree())
+      frame_count_with_pending_tree_++;
+  }
+
   virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE {
-    if (frame_ >= 1) {
-      EXPECT_NE(first_frame_time_, impl->CurrentFrameTimeTicks());
+    if (frame_count_with_pending_tree_ > 1) {
+      EXPECT_NE(first_frame_time_.ToInternalValue(),
+                impl->CurrentFrameTimeTicks().ToInternalValue());
       EndTest();
       return;
     }
 
     EXPECT_FALSE(impl->settings().impl_side_painting);
     EndTest();
   }
 
   virtual bool CanActivatePendingTree(LayerTreeHostImpl* impl) OVERRIDE {
-    if (frame_ >= 1)
-      return true;
-
-    return false;
+    return frame_count_with_pending_tree_ > 1;
   }
 
   virtual bool CanActivatePendingTreeIfNeeded(LayerTreeHostImpl* impl)
       OVERRIDE {
-    frame_++;
-    if (frame_ == 1) {
+    if (frame_count_with_pending_tree_ > 1)
+      return true;
+
+    if (first_frame_time_.is_null()) {
       first_frame_time_ = impl->CurrentFrameTimeTicks();
 
       // Since base::TimeTicks::Now() uses a low-resolution clock on
       // Windows, we need to make sure that the clock has incremented past
       // first_frame_time_.
       while (first_frame_time_ == base::TimeTicks::Now()) {}
+    }
+    return false;
+  }
 
-      return false;
-    }
-
-    return true;
+  virtual void DidActivateTreeOnThread(LayerTreeHostImpl *impl) {
+    if (impl->settings().impl_side_painting)
+      EXPECT_NE(frame_count_with_pending_tree_, 1);
   }
 
   virtual void AfterTest() OVERRIDE {}
 
  private:
-  int frame_;
+  int frame_count_with_pending_tree_;
   base::TimeTicks first_frame_time_;
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(
     LayerTreeHostTestFrameTimeUpdatesAfterActivationFails);
 
 // This test verifies that LayerTreeHostImpl's current frame time gets
 // updated in consecutive frames when it draws in each frame.
 class LayerTreeHostTestFrameTimeUpdatesAfterDraw : public LayerTreeHostTest {
  public:
@@ skipping 72 matching lines @@
     impl->ProcessScrollDeltas();
     // We get one commit before the first draw, and the animation doesn't happen
     // until the second draw.
     switch (impl->active_tree()->source_frame_number()) {
       case 0:
         EXPECT_EQ(1.f, impl->active_tree()->page_scale_factor());
         // We'll start an animation when we get back to the main thread.
         break;
       case 1:
         EXPECT_EQ(1.f, impl->active_tree()->page_scale_factor());
-        PostSetNeedsRedrawToMainThread();
         break;
       case 2:
         EXPECT_EQ(1.25f, impl->active_tree()->page_scale_factor());
         EndTest();
         break;
       default:
         NOTREACHED();
     }
   }
 
@@ skipping 689 matching lines @@
         // surface. This prevents any contents drawing into surfaces
         // from being allocated.
         host_impl->SetMemoryPolicy(
             ManagedMemoryPolicy(100 * 100 * 4 * 2), true);
         break;
       case 1:
         EXPECT_FALSE(renderer->HaveCachedResourcesForRenderPassId(
             surface1_render_pass_id));
         EXPECT_FALSE(renderer->HaveCachedResourcesForRenderPassId(
             surface2_render_pass_id));
-
         EndTest();
         break;
     }
   }
 
   virtual void DidCommitAndDrawFrame() OVERRIDE {
     if (!TestEnded())
       root_layer_->SetNeedsDisplay();
   }
 
   virtual void AfterTest() OVERRIDE {
-    EXPECT_EQ(3u, root_layer_->update_count());
-    EXPECT_EQ(3u, surface_layer1_->update_count());
-    EXPECT_EQ(3u, surface_layer2_->update_count());
+    EXPECT_GE(root_layer_->update_count(), 2u);
+    EXPECT_GE(surface_layer1_->update_count(), 2u);
+    EXPECT_GE(surface_layer2_->update_count(), 2u);
   }
 
  private:
   FakeContentLayerClient client_;
   scoped_refptr<FakeContentLayer> root_layer_;
   scoped_refptr<FakeContentLayer> surface_layer1_;
   scoped_refptr<FakeContentLayer> replica_layer1_;
   scoped_refptr<FakeContentLayer> surface_layer2_;
   scoped_refptr<FakeContentLayer> replica_layer2_;
 };
@@ skipping 733 matching lines @@
  private:
   base::TimeTicks frame_time_;
 };
 
 MULTI_THREAD_TEST_F(LayerTreeHostTestBeginFrameNotification);
 
 class LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled
     : public LayerTreeHostTest {
  public:
   virtual void InitializeSettings(LayerTreeSettings* settings) OVERRIDE {
-    settings->begin_frame_scheduling_enabled = true;
+    settings->begin_frame_scheduling_enabled = false;
     settings->using_synchronous_renderer_compositor = true;
   }
 
   virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); }
 
   virtual void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
     // The BeginFrame notification is turned off now but will get enabled
     // once we return. End test while it's enabled.
     ImplThreadTaskRunner()->PostTask(
-        FROM_HERE,
-        base::Bind(&LayerTreeHostTestBeginFrameNotification::EndTest,
-                   base::Unretained(this)));
+        FROM_HERE, base::Bind(
+          &LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled::EndTest,
+          base::Unretained(this)));
   }
 
   virtual void AfterTest() OVERRIDE {}
 };
 
 MULTI_THREAD_TEST_F(
     LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled);
 
 class LayerTreeHostTestUninvertibleTransformDoesNotBlockActivation
     : public LayerTreeHostTest {
@@ skipping 700 matching lines @@
         layer_tree_host()->SetNeedsRedraw();
         break;
       case 3:
         // CompositeAndReadback in Round 4, first commit.
         EXPECT_EQ(2, frame_);
         break;
       case 4:
         // Round 4 done.
         EXPECT_EQ(2, frame_);
         layer_tree_host()->SetNeedsCommit();
+        // We cant SetNeedsRedraw immediately because it will race the commit.
+        break;
+      case 5:
+        EXPECT_EQ(2, frame_);
         layer_tree_host()->SetNeedsRedraw();
         break;
     }
   }
 
   virtual void DidCompleteSwapBuffers() OVERRIDE {
     int commit = layer_tree_host()->commit_number();
     ++frame_;
     char pixels[4] = {0};
     switch (frame_) {
@@ skipping 100 matching lines @@
   FakeContentLayerClient client_;
   scoped_refptr<FakePictureLayer> layer_;
   bool initialized_gl_;
   int num_draws_;
 };
 
 MULTI_THREAD_TEST_F(LayerTreeHostTestDeferredInitialize);
 
 }  // namespace
 }  // namespace cc