compositor-worker: plumb element id and mutable properties

cc/layers/layer_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/layers/layer.h"
 
 #include "base/thread_task_runner_handle.h"
 #include "cc/animation/keyframed_animation_curve.h"
+#include "cc/animation/mutable_properties.h"
 #include "cc/base/math_util.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/output/copy_output_request.h"
 #include "cc/output/copy_output_result.h"
 #include "cc/proto/layer.pb.h"
 #include "cc/test/animation_test_common.h"
 #include "cc/test/fake_impl_task_runner_provider.h"
 #include "cc/test/fake_layer_tree_host_client.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/test/geometry_test_utils.h"
@@ skipping 609 matching lines @@
       Region(gfx::Rect(1, 1, 2, 2))));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetHaveWheelEventHandlers(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetHaveScrollEventHandlers(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTransform(
       gfx::Transform(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetDoubleSided(false));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTouchEventHandlerRegion(
       gfx::Rect(10, 10)));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetForceRenderSurface(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetHideLayerAndSubtree(true));
+  EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetElementId(2));
+  EXPECT_SET_NEEDS_COMMIT(
+      1, test_layer->SetMutableProperties(kMutablePropertyTransform));
 
   EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, test_layer->SetMaskLayer(
       dummy_layer1.get()));
   EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, test_layer->SetReplicaLayer(
       dummy_layer2.get()));
 
   // The above tests should not have caused a change to the needs_display flag.
   EXPECT_FALSE(test_layer->NeedsDisplayForTesting());
 
   // As layers are removed from the tree, they will cause a tree sync.
@@ skipping 912 matching lines @@
   proto::LayerNode proto2;
   layer_src_root->ToLayerNodeProto(&proto2);
 
   // Deserialization 2.
   layer_dest_root->FromLayerNodeProto(proto2, dest_layer_map);
 
   EXPECT_EQ(nullptr, layer_dest_root->mask_layer());
   EXPECT_EQ(nullptr, layer_dest_root->replica_layer());
 }
 
+TEST_F(LayerTest, ElementIdAndMutablePropertiesArePushed) {
+  scoped_refptr<Layer> test_layer = Layer::Create(layer_settings_);
+  scoped_ptr<LayerImpl> impl_layer =
+      LayerImpl::Create(host_impl_.active_tree(), 1);
+
+  EXPECT_SET_NEEDS_FULL_TREE_SYNC(1,
+                                  layer_tree_host_->SetRootLayer(test_layer));
+
+  EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(2);
+
+  test_layer->SetElementId(2);
+  test_layer->SetMutableProperties(kMutablePropertyTransform);
+
+  EXPECT_EQ(0lu, impl_layer->element_id());
+  EXPECT_EQ(kMutablePropertyNone, impl_layer->mutable_properties());
+
+  test_layer->PushPropertiesTo(impl_layer.get());
+
+  EXPECT_EQ(2lu, impl_layer->element_id());
+  EXPECT_EQ(kMutablePropertyTransform, impl_layer->mutable_properties());
+}
+
 }  // namespace
 }  // namespace cc