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Unified Diff: cc/layers/layer_impl_unittest.cc

Issue 1057283003: Remove parts of //cc we aren't using (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: cc/layers/layer_impl_unittest.cc
diff --git a/cc/layers/layer_impl_unittest.cc b/cc/layers/layer_impl_unittest.cc
deleted file mode 100644
index 1cdbd59bddb7dcef2dfb7cff8412f4cf285fe1c0..0000000000000000000000000000000000000000
--- a/cc/layers/layer_impl_unittest.cc
+++ /dev/null
@@ -1,893 +0,0 @@
-// 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_impl.h"
-
-#include "cc/layers/painted_scrollbar_layer_impl.h"
-#include "cc/layers/solid_color_scrollbar_layer_impl.h"
-#include "cc/output/filter_operation.h"
-#include "cc/output/filter_operations.h"
-#include "cc/test/fake_impl_proxy.h"
-#include "cc/test/fake_layer_tree_host_impl.h"
-#include "cc/test/fake_output_surface.h"
-#include "cc/test/geometry_test_utils.h"
-#include "cc/test/test_shared_bitmap_manager.h"
-#include "cc/test/test_task_graph_runner.h"
-#include "cc/trees/layer_tree_impl.h"
-#include "cc/trees/single_thread_proxy.h"
-#include "cc/trees/tree_synchronizer.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/skia/include/effects/SkBlurImageFilter.h"
-
-namespace cc {
-namespace {
-
-#define EXECUTE_AND_VERIFY_SUBTREE_CHANGED(code_to_test) \
- root->ResetAllChangeTrackingForSubtree(); \
- code_to_test; \
- EXPECT_TRUE(root->needs_push_properties()); \
- EXPECT_FALSE(child->needs_push_properties()); \
- EXPECT_FALSE(grand_child->needs_push_properties()); \
- EXPECT_TRUE(root->LayerPropertyChanged()); \
- EXPECT_TRUE(child->LayerPropertyChanged()); \
- EXPECT_TRUE(grand_child->LayerPropertyChanged());
-
-#define EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(code_to_test) \
- root->ResetAllChangeTrackingForSubtree(); \
- code_to_test; \
- EXPECT_FALSE(root->needs_push_properties()); \
- EXPECT_FALSE(child->needs_push_properties()); \
- EXPECT_FALSE(grand_child->needs_push_properties()); \
- EXPECT_FALSE(root->LayerPropertyChanged()); \
- EXPECT_FALSE(child->LayerPropertyChanged()); \
- EXPECT_FALSE(grand_child->LayerPropertyChanged());
-
-#define EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE( \
- code_to_test) \
- root->ResetAllChangeTrackingForSubtree(); \
- code_to_test; \
- EXPECT_TRUE(root->needs_push_properties()); \
- EXPECT_FALSE(child->needs_push_properties()); \
- EXPECT_FALSE(grand_child->needs_push_properties()); \
- EXPECT_FALSE(root->LayerPropertyChanged()); \
- EXPECT_FALSE(child->LayerPropertyChanged()); \
- EXPECT_FALSE(grand_child->LayerPropertyChanged());
-
-#define EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(code_to_test) \
- root->ResetAllChangeTrackingForSubtree(); \
- code_to_test; \
- EXPECT_TRUE(root->needs_push_properties()); \
- EXPECT_FALSE(child->needs_push_properties()); \
- EXPECT_FALSE(grand_child->needs_push_properties()); \
- EXPECT_TRUE(root->LayerPropertyChanged()); \
- EXPECT_FALSE(child->LayerPropertyChanged()); \
- EXPECT_FALSE(grand_child->LayerPropertyChanged());
-
-#define VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(code_to_test) \
- root->ResetAllChangeTrackingForSubtree(); \
- host_impl.ForcePrepareToDraw(); \
- EXPECT_FALSE(host_impl.active_tree()->needs_update_draw_properties()); \
- code_to_test; \
- EXPECT_TRUE(host_impl.active_tree()->needs_update_draw_properties());
-
-#define VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(code_to_test) \
- root->ResetAllChangeTrackingForSubtree(); \
- host_impl.ForcePrepareToDraw(); \
- EXPECT_FALSE(host_impl.active_tree()->needs_update_draw_properties()); \
- code_to_test; \
- EXPECT_FALSE(host_impl.active_tree()->needs_update_draw_properties());
-
-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;
- TestSharedBitmapManager shared_bitmap_manager;
- FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager, nullptr);
- EXPECT_TRUE(host_impl.InitializeRenderer(FakeOutputSurface::Create3d()));
- scoped_ptr<LayerImpl> root_clip =
- LayerImpl::Create(host_impl.active_tree(), 1);
- scoped_ptr<LayerImpl> root_ptr =
- LayerImpl::Create(host_impl.active_tree(), 2);
- LayerImpl* root = root_ptr.get();
- root_clip->AddChild(root_ptr.Pass());
- scoped_ptr<LayerImpl> scroll_parent =
- LayerImpl::Create(host_impl.active_tree(), 3);
- LayerImpl* scroll_child = LayerImpl::Create(host_impl.active_tree(), 4).get();
- std::set<LayerImpl*>* scroll_children = new std::set<LayerImpl*>();
- scroll_children->insert(scroll_child);
- scroll_children->insert(root);
- root->SetHasRenderSurface(true);
-
- scoped_ptr<LayerImpl> clip_parent =
- LayerImpl::Create(host_impl.active_tree(), 5);
- LayerImpl* clip_child = LayerImpl::Create(host_impl.active_tree(), 6).get();
- std::set<LayerImpl*>* clip_children = new std::set<LayerImpl*>();
- clip_children->insert(clip_child);
- clip_children->insert(root);
-
- root->AddChild(LayerImpl::Create(host_impl.active_tree(), 7));
- LayerImpl* child = root->children()[0];
- child->AddChild(LayerImpl::Create(host_impl.active_tree(), 8));
- LayerImpl* grand_child = child->children()[0];
-
- root->SetScrollClipLayer(root_clip->id());
-
- // Adding children is an internal operation and should not mark layers as
- // changed.
- EXPECT_FALSE(root->LayerPropertyChanged());
- EXPECT_FALSE(child->LayerPropertyChanged());
- EXPECT_FALSE(grand_child->LayerPropertyChanged());
-
- gfx::PointF arbitrary_point_f = gfx::PointF(0.125f, 0.25f);
- gfx::Point3F arbitrary_point_3f = gfx::Point3F(0.125f, 0.25f, 0.f);
- float arbitrary_number = 0.352f;
- gfx::Size arbitrary_size = gfx::Size(111, 222);
- gfx::Point arbitrary_point = gfx::Point(333, 444);
- gfx::Vector2d arbitrary_vector2d = gfx::Vector2d(111, 222);
- gfx::Rect arbitrary_rect = gfx::Rect(arbitrary_point, arbitrary_size);
- gfx::RectF arbitrary_rect_f =
- gfx::RectF(arbitrary_point_f, gfx::SizeF(1.234f, 5.678f));
- SkColor arbitrary_color = SkColorSetRGB(10, 20, 30);
- gfx::Transform arbitrary_transform;
- arbitrary_transform.Scale3d(0.1f, 0.2f, 0.3f);
- FilterOperations arbitrary_filters;
- arbitrary_filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
- SkXfermode::Mode arbitrary_blend_mode = SkXfermode::kMultiply_Mode;
-
- // These properties are internal, and should not be considered "change" when
- // they are used.
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetUpdateRect(arbitrary_rect));
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetBounds(arbitrary_size));
-
- // Changing these properties affects the entire subtree of layers.
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
- root->SetTransformOrigin(arbitrary_point_3f));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetFilters(arbitrary_filters));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetFilters(FilterOperations()));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
- root->SetMaskLayer(LayerImpl::Create(host_impl.active_tree(), 9)));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetMasksToBounds(true));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetContentsOpaque(true));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
- root->SetReplicaLayer(LayerImpl::Create(host_impl.active_tree(), 10)));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetPosition(arbitrary_point_f));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetShouldFlattenTransform(false));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->Set3dSortingContextId(1));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
- root->SetDoubleSided(false)); // constructor initializes it to "true".
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->ScrollBy(arbitrary_vector2d));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetScrollDelta(gfx::Vector2d()));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(arbitrary_vector2d)));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetHideLayerAndSubtree(true));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetOpacity(arbitrary_number));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetBlendMode(arbitrary_blend_mode));
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetTransform(arbitrary_transform));
-
- // Changing these properties only affects the layer itself.
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetContentBounds(arbitrary_size));
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(
- root->SetContentsScale(arbitrary_number, arbitrary_number));
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetDrawsContent(true));
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(
- root->SetBackgroundColor(arbitrary_color));
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(
- root->SetBackgroundFilters(arbitrary_filters));
-
- // Special case: check that SetBounds changes behavior depending on
- // masksToBounds.
- root->SetMasksToBounds(false);
- EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetBounds(gfx::Size(135, 246)));
- root->SetMasksToBounds(true);
- // Should be a different size than previous call, to ensure it marks tree
- // changed.
- EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetBounds(arbitrary_size));
-
- // Changing this property does not cause the layer to be marked as changed
- // but does cause the layer to need to push properties.
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetIsRootForIsolatedGroup(true));
-
- // Changing these properties should cause the layer to need to push properties
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetScrollParent(scroll_parent.get()));
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetScrollChildren(scroll_children));
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetClipParent(clip_parent.get()));
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetClipChildren(clip_children));
- EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
- root->SetNumDescendantsThatDrawContent(10));
-
- // After setting all these properties already, setting to the exact same
- // values again should not cause any change.
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetTransformOrigin(arbitrary_point_3f));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetMasksToBounds(true));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetPosition(arbitrary_point_f));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetShouldFlattenTransform(false));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->Set3dSortingContextId(1));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetTransform(arbitrary_transform));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetDoubleSided(false)); // constructor initializes it to "true".
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetScrollDelta(gfx::Vector2d()));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(arbitrary_vector2d)));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetContentBounds(arbitrary_size));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetContentsScale(arbitrary_number, arbitrary_number));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetContentsOpaque(true));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetOpacity(arbitrary_number));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetBlendMode(arbitrary_blend_mode));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetIsRootForIsolatedGroup(true));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetDrawsContent(true));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetBounds(arbitrary_size));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetScrollParent(scroll_parent.get()));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetScrollChildren(scroll_children));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetClipParent(clip_parent.get()));
- EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
- root->SetClipChildren(clip_children));
-}
-
-TEST(LayerImplTest, VerifyNeedsUpdateDrawProperties) {
- FakeImplProxy proxy;
- TestSharedBitmapManager shared_bitmap_manager;
- FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager, nullptr);
- EXPECT_TRUE(host_impl.InitializeRenderer(FakeOutputSurface::Create3d()));
- host_impl.active_tree()->SetRootLayer(
- LayerImpl::Create(host_impl.active_tree(), 1));
- LayerImpl* root = host_impl.active_tree()->root_layer();
- root->SetHasRenderSurface(true);
- scoped_ptr<LayerImpl> layer_ptr =
- LayerImpl::Create(host_impl.active_tree(), 2);
- LayerImpl* layer = layer_ptr.get();
- root->AddChild(layer_ptr.Pass());
- layer->SetScrollClipLayer(root->id());
- DCHECK(host_impl.CanDraw());
-
- gfx::PointF arbitrary_point_f = gfx::PointF(0.125f, 0.25f);
- float arbitrary_number = 0.352f;
- gfx::Size arbitrary_size = gfx::Size(111, 222);
- gfx::Point arbitrary_point = gfx::Point(333, 444);
- gfx::Vector2d arbitrary_vector2d = gfx::Vector2d(111, 222);
- gfx::Size large_size = gfx::Size(1000, 1000);
- gfx::Rect arbitrary_rect = gfx::Rect(arbitrary_point, arbitrary_size);
- gfx::RectF arbitrary_rect_f =
- gfx::RectF(arbitrary_point_f, gfx::SizeF(1.234f, 5.678f));
- SkColor arbitrary_color = SkColorSetRGB(10, 20, 30);
- gfx::Transform arbitrary_transform;
- arbitrary_transform.Scale3d(0.1f, 0.2f, 0.3f);
- FilterOperations arbitrary_filters;
- arbitrary_filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
- SkXfermode::Mode arbitrary_blend_mode = SkXfermode::kMultiply_Mode;
-
- // Render surface functions.
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetHasRenderSurface(true));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetHasRenderSurface(true));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetHasRenderSurface(false));
- // Create a render surface, because we must have a render surface if we have
- // filters.
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetHasRenderSurface(true));
-
- // Related filter functions.
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(FilterOperations()));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
-
- // Related scrolling functions.
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(large_size));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(large_size));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->ScrollBy(arbitrary_vector2d));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->ScrollBy(gfx::Vector2d()));
- layer->SetScrollDelta(gfx::Vector2d(0, 0));
- host_impl.ForcePrepareToDraw();
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetScrollDelta(arbitrary_vector2d));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetScrollDelta(arbitrary_vector2d));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(arbitrary_vector2d)));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->PushScrollOffsetFromMainThread(
- gfx::ScrollOffset(arbitrary_vector2d)));
-
- // Unrelated functions, always set to new values, always set needs update.
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetMaskLayer(LayerImpl::Create(host_impl.active_tree(), 4)));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetMasksToBounds(true));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentsOpaque(true));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetReplicaLayer(LayerImpl::Create(host_impl.active_tree(), 5)));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetPosition(arbitrary_point_f));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetShouldFlattenTransform(false));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->Set3dSortingContextId(1));
-
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetDoubleSided(false)); // constructor initializes it to "true".
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentBounds(arbitrary_size));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetContentsScale(arbitrary_number, arbitrary_number));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetDrawsContent(true));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetBackgroundColor(arbitrary_color));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetBackgroundFilters(arbitrary_filters));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetOpacity(arbitrary_number));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetBlendMode(arbitrary_blend_mode));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetTransform(arbitrary_transform));
- VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(arbitrary_size));
-
- // Unrelated functions, set to the same values, no needs update.
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetIsRootForIsolatedGroup(true));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetMasksToBounds(true));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentsOpaque(true));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetPosition(arbitrary_point_f));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->Set3dSortingContextId(1));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetDoubleSided(false)); // constructor initializes it to "true".
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetContentBounds(arbitrary_size));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetContentsScale(arbitrary_number, arbitrary_number));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetDrawsContent(true));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetBackgroundColor(arbitrary_color));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetBackgroundFilters(arbitrary_filters));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetOpacity(arbitrary_number));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetBlendMode(arbitrary_blend_mode));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetIsRootForIsolatedGroup(true));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
- layer->SetTransform(arbitrary_transform));
- VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(arbitrary_size));
-}
-
-TEST(LayerImplTest, SafeOpaqueBackgroundColor) {
- FakeImplProxy proxy;
- TestSharedBitmapManager shared_bitmap_manager;
- FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager, nullptr);
- EXPECT_TRUE(host_impl.InitializeRenderer(FakeOutputSurface::Create3d()));
- scoped_ptr<LayerImpl> layer = LayerImpl::Create(host_impl.active_tree(), 1);
-
- for (int contents_opaque = 0; contents_opaque < 2; ++contents_opaque) {
- for (int layer_opaque = 0; layer_opaque < 2; ++layer_opaque) {
- for (int host_opaque = 0; host_opaque < 2; ++host_opaque) {
- layer->SetContentsOpaque(!!contents_opaque);
- layer->SetBackgroundColor(layer_opaque ? SK_ColorRED
- : SK_ColorTRANSPARENT);
- host_impl.active_tree()->set_background_color(
- host_opaque ? SK_ColorRED : SK_ColorTRANSPARENT);
-
- SkColor safe_color = layer->SafeOpaqueBackgroundColor();
- if (contents_opaque) {
- EXPECT_EQ(SkColorGetA(safe_color), 255u)
- << "Flags: " << contents_opaque << ", " << layer_opaque << ", "
- << host_opaque << "\n";
- } else {
- EXPECT_NE(SkColorGetA(safe_color), 255u)
- << "Flags: " << contents_opaque << ", " << layer_opaque << ", "
- << host_opaque << "\n";
- }
- }
- }
- }
-}
-
-TEST(LayerImplTest, TransformInvertibility) {
- FakeImplProxy proxy;
- TestSharedBitmapManager shared_bitmap_manager;
- FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager, nullptr);
-
- scoped_ptr<LayerImpl> layer = LayerImpl::Create(host_impl.active_tree(), 1);
- EXPECT_TRUE(layer->transform().IsInvertible());
- EXPECT_TRUE(layer->transform_is_invertible());
-
- gfx::Transform transform;
- transform.Scale3d(
- SkDoubleToMScalar(1.0), SkDoubleToMScalar(1.0), SkDoubleToMScalar(0.0));
- layer->SetTransform(transform);
- EXPECT_FALSE(layer->transform().IsInvertible());
- EXPECT_FALSE(layer->transform_is_invertible());
-
- transform.MakeIdentity();
- transform.ApplyPerspectiveDepth(SkDoubleToMScalar(100.0));
- transform.RotateAboutZAxis(75.0);
- transform.RotateAboutXAxis(32.2);
- transform.RotateAboutZAxis(-75.0);
- transform.Translate3d(SkDoubleToMScalar(50.5),
- SkDoubleToMScalar(42.42),
- SkDoubleToMScalar(-100.25));
-
- layer->SetTransform(transform);
- EXPECT_TRUE(layer->transform().IsInvertible());
- EXPECT_TRUE(layer->transform_is_invertible());
-}
-
-class LayerImplScrollTest : public testing::Test {
- public:
- LayerImplScrollTest()
- : host_impl_(settings(),
- &proxy_,
- &shared_bitmap_manager_,
- &task_graph_runner_),
- root_id_(7) {
- host_impl_.active_tree()->SetRootLayer(
- LayerImpl::Create(host_impl_.active_tree(), root_id_));
- host_impl_.active_tree()->root_layer()->AddChild(
- LayerImpl::Create(host_impl_.active_tree(), root_id_ + 1));
- layer()->SetScrollClipLayer(root_id_);
- // Set the max scroll offset by noting that the root layer has bounds (1,1),
- // thus whatever bounds are set for the layer will be the max scroll
- // offset plus 1 in each direction.
- host_impl_.active_tree()->root_layer()->SetBounds(gfx::Size(1, 1));
- gfx::Vector2d max_scroll_offset(51, 81);
- layer()->SetBounds(gfx::Size(max_scroll_offset.x(), max_scroll_offset.y()));
- }
-
- LayerImpl* layer() {
- return host_impl_.active_tree()->root_layer()->children()[0];
- }
-
- LayerTreeHostImpl& host_impl() { return host_impl_; }
-
- LayerTreeImpl* tree() { return host_impl_.active_tree(); }
-
- LayerTreeSettings settings() {
- LayerTreeSettings settings;
- settings.use_pinch_virtual_viewport = true;
- return settings;
- }
-
- private:
- FakeImplProxy proxy_;
- TestSharedBitmapManager shared_bitmap_manager_;
- TestTaskGraphRunner task_graph_runner_;
- FakeLayerTreeHostImpl host_impl_;
- int root_id_;
-};
-
-TEST_F(LayerImplScrollTest, ScrollByWithZeroOffset) {
- // Test that LayerImpl::ScrollBy only affects ScrollDelta and total scroll
- // offset is bounded by the range [0, max scroll offset].
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->BaseScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
-
- layer()->ScrollBy(gfx::Vector2dF(-100, 100));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->CurrentScrollOffset());
-
- EXPECT_VECTOR_EQ(layer()->ScrollDelta(), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->BaseScrollOffset());
-
- layer()->ScrollBy(gfx::Vector2dF(100, -100));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(50, 0), layer()->CurrentScrollOffset());
-
- EXPECT_VECTOR_EQ(layer()->ScrollDelta(), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->BaseScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, ScrollByWithNonZeroOffset) {
- gfx::ScrollOffset scroll_offset(10, 5);
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
-
- EXPECT_VECTOR_EQ(scroll_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
-
- layer()->ScrollBy(gfx::Vector2dF(-100, 100));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->CurrentScrollOffset());
-
- EXPECT_VECTOR_EQ(
- gfx::ScrollOffsetWithDelta(scroll_offset, layer()->ScrollDelta()),
- layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->ScrollBy(gfx::Vector2dF(100, -100));
- EXPECT_VECTOR_EQ(gfx::Vector2dF(50, 0), layer()->CurrentScrollOffset());
-
- EXPECT_VECTOR_EQ(
- gfx::ScrollOffsetWithDelta(scroll_offset, layer()->ScrollDelta()),
- layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-}
-
-class ScrollDelegateIgnore : public LayerImpl::ScrollOffsetDelegate {
- public:
- void SetCurrentScrollOffset(const gfx::ScrollOffset& new_value) override {
- last_attempted_set_offset_ = new_value;
- }
- gfx::ScrollOffset last_attempted_set_offset() const {
- return last_attempted_set_offset_;
- }
-
- gfx::ScrollOffset GetCurrentScrollOffset() override {
- return gfx::ScrollOffset(fixed_offset_);
- }
- bool IsExternalFlingActive() const override { return false; }
- void Update() const override { }
-
- void set_fixed_offset(const gfx::Vector2dF& fixed_offset) {
- fixed_offset_ = fixed_offset;
- }
-
- private:
- gfx::ScrollOffset last_attempted_set_offset_;
- gfx::Vector2dF fixed_offset_;
-};
-
-TEST_F(LayerImplScrollTest, ScrollByWithIgnoringDelegate) {
- gfx::ScrollOffset scroll_offset(10, 5);
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
-
- EXPECT_VECTOR_EQ(scroll_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
-
- ScrollDelegateIgnore delegate;
- gfx::Vector2dF fixed_offset(32, 12);
- delegate.set_fixed_offset(fixed_offset);
- layer()->SetScrollOffsetDelegate(&delegate);
- layer()->RefreshFromScrollDelegate();
-
- EXPECT_VECTOR_EQ(fixed_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->ScrollBy(gfx::Vector2dF(-100, 100));
-
- EXPECT_VECTOR_EQ(fixed_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->SetScrollOffsetDelegate(nullptr);
-
- EXPECT_VECTOR_EQ(fixed_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- gfx::Vector2dF scroll_delta(1, 1);
- layer()->ScrollBy(scroll_delta);
-
- EXPECT_VECTOR_EQ(fixed_offset + scroll_delta, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-}
-
-class ScrollDelegateAccept : public LayerImpl::ScrollOffsetDelegate {
- public:
- void SetCurrentScrollOffset(const gfx::ScrollOffset& new_value) override {
- current_offset_ = new_value;
- }
- gfx::ScrollOffset GetCurrentScrollOffset() override {
- return current_offset_;
- }
- bool IsExternalFlingActive() const override { return false; }
- void Update() const override { }
-
- private:
- gfx::ScrollOffset current_offset_;
-};
-
-TEST_F(LayerImplScrollTest, ScrollByWithAcceptingDelegate) {
- gfx::ScrollOffset scroll_offset(10, 5);
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
-
- EXPECT_VECTOR_EQ(scroll_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
-
- ScrollDelegateAccept delegate;
- layer()->SetScrollOffsetDelegate(&delegate);
-
- EXPECT_VECTOR_EQ(scroll_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
- EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
-
- layer()->ScrollBy(gfx::Vector2dF(-100, 100));
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->SetScrollOffsetDelegate(nullptr);
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- gfx::Vector2dF scroll_delta(1, 1);
- layer()->ScrollBy(scroll_delta);
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(1, 80), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, ApplySentScrollsNoDelegate) {
- gfx::ScrollOffset scroll_offset(10, 5);
- gfx::Vector2dF scroll_delta(20.5f, 8.5f);
- gfx::Vector2d sent_scroll_delta(12, -3);
-
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
- layer()->ScrollBy(sent_scroll_delta);
- layer()->PullDeltaForMainThread();
- layer()->SetCurrentScrollOffset(scroll_offset +
- gfx::ScrollOffset(scroll_delta));
-
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, scroll_delta),
- layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_delta, layer()->ScrollDelta());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->ApplySentScrollDeltasFromAbortedCommit();
-
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, scroll_delta),
- layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_delta - sent_scroll_delta, layer()->ScrollDelta());
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, sent_scroll_delta),
- layer()->BaseScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, ApplySentScrollsWithIgnoringDelegate) {
- gfx::ScrollOffset scroll_offset(10, 5);
- gfx::Vector2d sent_scroll_delta(12, -3);
- gfx::Vector2dF fixed_offset(32, 12);
-
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
- layer()->ScrollBy(sent_scroll_delta);
- layer()->PullDeltaForMainThread();
- layer()->SetCurrentScrollOffset(scroll_offset);
- ScrollDelegateIgnore delegate;
- delegate.set_fixed_offset(fixed_offset);
- layer()->SetScrollOffsetDelegate(&delegate);
- layer()->RefreshFromScrollDelegate();
-
- EXPECT_VECTOR_EQ(fixed_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->ApplySentScrollDeltasFromAbortedCommit();
-
- EXPECT_VECTOR_EQ(fixed_offset, delegate.last_attempted_set_offset());
-
- EXPECT_VECTOR_EQ(fixed_offset, layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, sent_scroll_delta),
- layer()->BaseScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, ApplySentScrollsWithAcceptingDelegate) {
- gfx::ScrollOffset scroll_offset(10, 5);
- gfx::Vector2d sent_scroll_delta(12, -3);
- gfx::Vector2dF scroll_delta(20.5f, 8.5f);
-
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
- layer()->ScrollBy(sent_scroll_delta);
- layer()->PullDeltaForMainThread();
- ScrollDelegateAccept delegate;
- layer()->SetScrollOffsetDelegate(&delegate);
- layer()->SetCurrentScrollOffset(scroll_offset +
- gfx::ScrollOffset(scroll_delta));
-
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, scroll_delta),
- layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(scroll_offset, layer()->BaseScrollOffset());
-
- layer()->ApplySentScrollDeltasFromAbortedCommit();
-
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, scroll_delta),
- layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(gfx::ScrollOffsetWithDelta(scroll_offset, sent_scroll_delta),
- layer()->BaseScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, ScrollUserUnscrollableLayer) {
- gfx::ScrollOffset scroll_offset(10, 5);
- gfx::Vector2dF scroll_delta(20.5f, 8.5f);
-
- layer()->set_user_scrollable_vertical(false);
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
- gfx::Vector2dF unscrolled = layer()->ScrollBy(scroll_delta);
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 8.5f), unscrolled);
- EXPECT_VECTOR_EQ(gfx::Vector2dF(30.5f, 5), layer()->CurrentScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, PushPropertiesToMirrorsCurrentScrollOffset) {
- gfx::ScrollOffset scroll_offset(10, 5);
- gfx::Vector2dF scroll_delta(12, 18);
-
- host_impl().CreatePendingTree();
-
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
- gfx::Vector2dF unscrolled = layer()->ScrollBy(scroll_delta);
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 0), unscrolled);
- EXPECT_VECTOR_EQ(gfx::Vector2dF(22, 23), layer()->CurrentScrollOffset());
-
- layer()->PullDeltaForMainThread();
-
- scoped_ptr<LayerImpl> pending_layer = LayerImpl::Create(
- host_impl().sync_tree(), layer()->id(), layer()->synced_scroll_offset());
- pending_layer->PushScrollOffsetFromMainThread(layer()->CurrentScrollOffset());
-
- pending_layer->PushPropertiesTo(layer());
-
- EXPECT_VECTOR_EQ(gfx::Vector2dF(22, 23), layer()->CurrentScrollOffset());
- EXPECT_VECTOR_EQ(layer()->CurrentScrollOffset(),
- pending_layer->CurrentScrollOffset());
-}
-
-TEST_F(LayerImplScrollTest, SetNewScrollbarParameters) {
- gfx::ScrollOffset scroll_offset(10, 5);
- layer()->PushScrollOffsetFromMainThread(scroll_offset);
-
- scoped_ptr<PaintedScrollbarLayerImpl> vertical_scrollbar(
- PaintedScrollbarLayerImpl::Create(tree(), 100, VERTICAL));
- vertical_scrollbar->SetScrollLayerAndClipLayerByIds(
- layer()->id(), tree()->root_layer()->id());
-
- int expected_vertical_maximum =
- layer()->bounds().height() - tree()->root_layer()->bounds().height();
- EXPECT_EQ(expected_vertical_maximum, vertical_scrollbar->maximum());
- EXPECT_EQ(scroll_offset.y(), vertical_scrollbar->current_pos());
-
- scoped_ptr<PaintedScrollbarLayerImpl> horizontal_scrollbar(
- PaintedScrollbarLayerImpl::Create(tree(), 101, HORIZONTAL));
- horizontal_scrollbar->SetScrollLayerAndClipLayerByIds(
- layer()->id(), tree()->root_layer()->id());
-
- int expected_horizontal_maximum =
- layer()->bounds().width() - tree()->root_layer()->bounds().width();
- EXPECT_EQ(expected_horizontal_maximum, horizontal_scrollbar->maximum());
- EXPECT_EQ(scroll_offset.x(), horizontal_scrollbar->current_pos());
-}
-
-class LayerImplScrollbarSyncTest : public testing::Test {
- public:
- enum {
- ROOT = 1,
- IV_CLIP = 2,
- PAGE = 3,
- IV_SCROLL = 4,
- SCROLLBAR = 5,
- OLD_ROOT = 6,
- OV_CLIP = 7,
- OV_SCROLL = 8,
- };
- enum TreeID {
- PENDING,
- ACTIVE
- };
-
- LayerImplScrollbarSyncTest()
- : host_impl_(settings(),
- &proxy_,
- &shared_bitmap_manager_,
- &task_graph_runner_) {
- host_impl_.CreatePendingTree();
-
- CreateLayers(host_impl_.pending_tree());
- CreateLayers(host_impl_.active_tree());
- }
-
- void CreateLayers(LayerTreeImpl * tree) {
- tree->SetRootLayer(LayerImpl::Create(tree, ROOT));
- LayerImpl * root = tree->root_layer();
- ASSERT_TRUE(root != nullptr);
-
- int hierarchy[] = {IV_CLIP, PAGE, IV_SCROLL, OLD_ROOT, OV_CLIP, OV_SCROLL};
- LayerImpl * parent = root;
- for (int child_id : hierarchy) {
- parent->AddChild(LayerImpl::Create(tree, child_id));
- parent = tree->LayerById(child_id);
- ASSERT_TRUE(parent != nullptr);
- }
-
- root->AddChild(
- SolidColorScrollbarLayerImpl::Create(tree, SCROLLBAR, HORIZONTAL,
- 5, 5, false, true));
- }
-
- LayerImpl* layer(int id, TreeID tree_id) {
- LayerTreeImpl* tree =
- ((tree_id == PENDING) ?
- host_impl_.pending_tree() : host_impl_.active_tree());
-
- assert(tree);
- return tree->LayerById(id);
- }
-
- bool LayerHasScrollbar(int id, TreeID tree_id) {
- return layer(id, tree_id)->HasScrollbar(HORIZONTAL);
- }
-
- ScrollbarLayerImplBase* pending_scrollbar() {
- LayerImpl* layer_impl = layer(SCROLLBAR, PENDING);
- assert(layer_impl);
- return layer_impl->ToScrollbarLayer();
- }
-
- LayerImpl* pending_root() {
- LayerImpl * result = layer(ROOT, PENDING);
- assert(result);
- return result;
- }
-
- LayerImpl* active_root() {
- LayerImpl * result = layer(ROOT, ACTIVE);
- assert(result);
- return result;
- }
-
- LayerTreeSettings settings() {
- LayerTreeSettings settings;
- settings.use_pinch_virtual_viewport = true;
- return settings;
- }
-
- private:
- FakeImplProxy proxy_;
- TestSharedBitmapManager shared_bitmap_manager_;
- TestTaskGraphRunner task_graph_runner_;
- FakeLayerTreeHostImpl host_impl_;
-};
-
-TEST_F(LayerImplScrollbarSyncTest, LayerImplBecomesScrollable) {
- // In the beginning IV_SCROLL layer is not scrollable.
- ASSERT_FALSE(layer(IV_SCROLL, PENDING)->scrollable());
-
- // For pinch virtual viewport the clip layer is the inner viewport
- // clip layer (IV_CLIP) and the scroll one is the outer viewport
- // scroll layer (OV_SCROLL).
- pending_scrollbar()->SetScrollLayerAndClipLayerByIds(OV_SCROLL, IV_CLIP);
-
- ASSERT_TRUE(LayerHasScrollbar(OV_SCROLL, PENDING));
- ASSERT_TRUE(LayerHasScrollbar(IV_CLIP, PENDING));
-
- // Synchronize with the active tree.
- TreeSynchronizer::PushProperties(pending_root(), active_root());
-
- ASSERT_TRUE(LayerHasScrollbar(OV_SCROLL, ACTIVE));
- ASSERT_TRUE(LayerHasScrollbar(IV_CLIP, ACTIVE));
-
- // Make IV_SCROLL layer scrollable.
- layer(IV_SCROLL, PENDING)->SetScrollClipLayer(IV_CLIP);
- layer(IV_SCROLL, PENDING)->SetNeedsPushProperties();
- ASSERT_TRUE(layer(IV_SCROLL, PENDING)->scrollable());
-
- pending_scrollbar()->SetScrollLayerAndClipLayerByIds(OV_SCROLL, IV_CLIP);
-
- // Now IV_CLIP layer should also receive the scrollbar.
- ASSERT_TRUE(LayerHasScrollbar(OV_SCROLL, PENDING));
- ASSERT_TRUE(LayerHasScrollbar(IV_CLIP, PENDING));
- ASSERT_TRUE(LayerHasScrollbar(IV_SCROLL, PENDING));
-
- // Synchronize with the active tree.
- TreeSynchronizer::PushProperties(pending_root(), active_root());
-
- ASSERT_TRUE(layer(IV_SCROLL, ACTIVE)->scrollable());
-
- ASSERT_TRUE(LayerHasScrollbar(OV_SCROLL, ACTIVE));
- ASSERT_TRUE(LayerHasScrollbar(IV_CLIP, ACTIVE));
- ASSERT_TRUE(LayerHasScrollbar(IV_SCROLL, ACTIVE));
-}
-
-} // namespace
-} // namespace cc
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