cc: Split out calcDrawEtc from drawLayers

cc/layer_impl_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/layer_impl.h"
 
 #include "cc/single_thread_proxy.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
+#include "cc/thread.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/effects/SkBlurImageFilter.h"
 #include <public/WebFilterOperation.h>
 #include <public/WebFilterOperations.h>
 
 using namespace WebKit;
 
 namespace cc {
 namespace {
@@ skipping 24 matching lines @@
     EXPECT_FALSE(root->layerSurfacePropertyChanged())
 
 #define EXECUTE_AND_VERIFY_ONLY_SURFACE_CHANGED(codeToTest)             \
     root->resetAllChangeTrackingForSubtree();                           \
     codeToTest;                                                         \
     EXPECT_FALSE(root->layerPropertyChanged());                         \
     EXPECT_FALSE(child->layerPropertyChanged());                        \
     EXPECT_FALSE(grandChild->layerPropertyChanged());                   \
     EXPECT_TRUE(root->layerSurfacePropertyChanged())
 
+#define VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(codeToTest)                 \
+    root->resetAllChangeTrackingForSubtree();                           \
+    hostImpl.resetNeedsUpdateDrawProperties();                          \
+    codeToTest;                                                         \
+    EXPECT_TRUE(hostImpl.needsUpdateDrawProperties());
+
+#define VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(codeToTest)              \
+    root->resetAllChangeTrackingForSubtree();                           \
+    hostImpl.resetNeedsUpdateDrawProperties();                          \
+    codeToTest;                                                         \
+    EXPECT_FALSE(hostImpl.needsUpdateDrawProperties());
+
 TEST(LayerImplTest, verifyLayerChangesAreTrackedProperly)
 {
     //
     // This test checks that layerPropertyChanged() has the correct behavior.
     //
 
     // The constructor on this will fake that we are on the correct thread.
     // Create a simple LayerImpl tree:
     FakeImplProxy proxy;
     FakeLayerTreeHostImpl hostImpl(&proxy);
@@ skipping 85 matching lines @@
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentsScale(arbitraryNumber, arbitraryNumber));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentsOpaque(true));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setOpacity(arbitraryNumber));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawsContent(true));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setSublayerTransform(arbitraryTransform));
     EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setBounds(arbitrarySize));
 }
 
 }  // namespace
 }  // namespace cc