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Unified Diff: cc/blimp/layer_tree_host_unittest_serialization.cc

Issue 2646623002: cc: Remove all blimp code from cc. (Closed)
Patch Set: test build Created 3 years, 11 months ago
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Index: cc/blimp/layer_tree_host_unittest_serialization.cc
diff --git a/cc/blimp/layer_tree_host_unittest_serialization.cc b/cc/blimp/layer_tree_host_unittest_serialization.cc
deleted file mode 100644
index 2a3c82efb80648ef1d5a422f8f05540e05f7d355..0000000000000000000000000000000000000000
--- a/cc/blimp/layer_tree_host_unittest_serialization.cc
+++ /dev/null
@@ -1,412 +0,0 @@
-// Copyright 2015 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 <memory>
-
-#include "base/memory/ptr_util.h"
-#include "base/run_loop.h"
-#include "cc/animation/animation_host.h"
-#include "cc/blimp/layer_tree_host_remote.h"
-#include "cc/layers/empty_content_layer_client.h"
-#include "cc/layers/layer.h"
-#include "cc/layers/solid_color_scrollbar_layer.h"
-#include "cc/proto/layer.pb.h"
-#include "cc/proto/layer_tree_host.pb.h"
-#include "cc/test/fake_image_serialization_processor.h"
-#include "cc/test/fake_layer_tree_host.h"
-#include "cc/test/fake_layer_tree_host_client.h"
-#include "cc/test/fake_picture_layer.h"
-#include "cc/test/fake_recording_source.h"
-#include "cc/test/remote_client_layer_factory.h"
-#include "cc/test/remote_compositor_test.h"
-#include "cc/test/serialization_test_utils.h"
-#include "cc/trees/layer_tree.h"
-#include "cc/trees/layer_tree_host_common.h"
-#include "cc/trees/layer_tree_settings.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/gfx/geometry/point.h"
-#include "ui/gfx/geometry/size.h"
-#include "ui/gfx/geometry/vector2d_f.h"
-
-namespace cc {
-
-#define EXPECT_CLIENT_LAYER_DIRTY(engine_layer) \
- do { \
- Layer* client_layer = compositor_state_deserializer_->GetLayerForEngineId( \
- engine_layer->id()); \
- LayerTree* client_tree = client_layer->GetLayerTree(); \
- EXPECT_TRUE( \
- client_tree->LayerNeedsPushPropertiesForTesting(client_layer)); \
- } while (false)
-
-class LayerTreeHostSerializationTest : public RemoteCompositorTest {
- protected:
- void VerifySerializationAndDeserialization() {
- // Synchronize state.
- CHECK(HasPendingUpdate());
- base::RunLoop().RunUntilIdle();
- VerifySerializedTreesAreIdentical(
- layer_tree_host_remote_->GetLayerTree(),
- layer_tree_host_in_process_->GetLayerTree(),
- compositor_state_deserializer_.get());
- }
-
- void SetUpViewportLayers(LayerTree* engine_layer_tree) {
- scoped_refptr<Layer> overscroll_elasticity_layer = Layer::Create();
- scoped_refptr<Layer> page_scale_layer = Layer::Create();
- scoped_refptr<Layer> inner_viewport_scroll_layer = Layer::Create();
- scoped_refptr<Layer> outer_viewport_scroll_layer = Layer::Create();
-
- engine_layer_tree->root_layer()->AddChild(overscroll_elasticity_layer);
- engine_layer_tree->root_layer()->AddChild(page_scale_layer);
- engine_layer_tree->root_layer()->AddChild(inner_viewport_scroll_layer);
- engine_layer_tree->root_layer()->AddChild(outer_viewport_scroll_layer);
-
- engine_layer_tree->RegisterViewportLayers(
- overscroll_elasticity_layer, page_scale_layer,
- inner_viewport_scroll_layer, outer_viewport_scroll_layer);
- }
-};
-
-TEST_F(LayerTreeHostSerializationTest, AllMembersChanged) {
- LayerTree* engine_layer_tree = layer_tree_host_remote_->GetLayerTree();
-
- engine_layer_tree->SetRootLayer(Layer::Create());
- scoped_refptr<Layer> mask_layer = Layer::Create();
- engine_layer_tree->root_layer()->SetMaskLayer(mask_layer.get());
- SetUpViewportLayers(engine_layer_tree);
-
- engine_layer_tree->SetViewportSize(gfx::Size(3, 14));
- engine_layer_tree->SetDeviceScaleFactor(4.f);
- engine_layer_tree->SetPaintedDeviceScaleFactor(2.f);
- engine_layer_tree->SetPageScaleFactorAndLimits(2.f, 0.5f, 3.f);
- engine_layer_tree->set_background_color(SK_ColorMAGENTA);
- engine_layer_tree->set_has_transparent_background(true);
- LayerSelectionBound sel_bound;
- sel_bound.edge_top = gfx::Point(14, 3);
- LayerSelection selection;
- selection.start = sel_bound;
- engine_layer_tree->RegisterSelection(selection);
- VerifySerializationAndDeserialization();
-}
-
-TEST_F(LayerTreeHostSerializationTest, LayersChangedMultipleSerializations) {
- LayerTree* engine_layer_tree = layer_tree_host_remote_->GetLayerTree();
- engine_layer_tree->SetRootLayer(Layer::Create());
- SetUpViewportLayers(engine_layer_tree);
-
- VerifySerializationAndDeserialization();
-
- scoped_refptr<Layer> new_child = Layer::Create();
- engine_layer_tree->root_layer()->AddChild(new_child);
- engine_layer_tree->RegisterViewportLayers(nullptr, nullptr, nullptr, nullptr);
- VerifySerializationAndDeserialization();
-
- engine_layer_tree->SetRootLayer(nullptr);
- VerifySerializationAndDeserialization();
-}
-
-TEST_F(LayerTreeHostSerializationTest, AddAndRemoveNodeFromLayerTree) {
- /* Testing serialization when the tree hierarchy changes like this:
- root root
- / \ / \
- a b => a c
- \ \
- c d
- */
- LayerTree* engine_layer_tree = layer_tree_host_remote_->GetLayerTree();
- scoped_refptr<Layer> layer_src_root = Layer::Create();
- engine_layer_tree->SetRootLayer(layer_src_root);
-
- scoped_refptr<Layer> layer_src_a = Layer::Create();
- scoped_refptr<Layer> layer_src_b = Layer::Create();
- scoped_refptr<Layer> layer_src_c = Layer::Create();
- scoped_refptr<Layer> layer_src_d = Layer::Create();
-
- layer_src_root->AddChild(layer_src_a);
- layer_src_root->AddChild(layer_src_b);
- layer_src_b->AddChild(layer_src_c);
- VerifySerializationAndDeserialization();
-
- // Now change the Layer Hierarchy
- layer_src_c->RemoveFromParent();
- layer_src_b->RemoveFromParent();
- layer_src_root->AddChild(layer_src_c);
- layer_src_c->AddChild(layer_src_d);
- VerifySerializationAndDeserialization();
-}
-
-TEST_F(LayerTreeHostSerializationTest, TestNoExistingRoot) {
- /* Test deserialization of a tree that looks like:
- root
- / \
- a b
- \
- c
- There is no existing root node before serialization.
- */
- scoped_refptr<Layer> old_root_layer = Layer::Create();
- scoped_refptr<Layer> layer_a = Layer::Create();
- scoped_refptr<Layer> layer_b = Layer::Create();
- scoped_refptr<Layer> layer_c = Layer::Create();
- old_root_layer->AddChild(layer_a);
- old_root_layer->AddChild(layer_b);
- layer_b->AddChild(layer_c);
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(old_root_layer);
- VerifySerializationAndDeserialization();
-
- // Swap the root node.
- scoped_refptr<Layer> new_root_layer = Layer::Create();
- new_root_layer->AddChild(layer_a);
- new_root_layer->AddChild(layer_b);
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(old_root_layer);
- VerifySerializationAndDeserialization();
-}
-
-TEST_F(LayerTreeHostSerializationTest, RecursivePropertiesSerialization) {
- /* Testing serialization of properties for a tree that looks like this:
- root+
- / \
- a* b+[mask:*]
- / \
- c d
- Layers marked with * have changed properties.
- Layers marked with + have descendants with changed properties.
- Layer b also has a mask layer.
- */
- scoped_refptr<Layer> layer_src_root = Layer::Create();
- scoped_refptr<Layer> layer_src_a = Layer::Create();
- scoped_refptr<Layer> layer_src_b = Layer::Create();
- scoped_refptr<Layer> layer_src_b_mask = Layer::Create();
- scoped_refptr<Layer> layer_src_c = Layer::Create();
- scoped_refptr<Layer> layer_src_d = Layer::Create();
-
- layer_src_root->AddChild(layer_src_a);
- layer_src_root->AddChild(layer_src_b);
- layer_src_a->AddChild(layer_src_c);
- layer_src_b->AddChild(layer_src_d);
- layer_src_b->SetMaskLayer(layer_src_b_mask.get());
-
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(layer_src_root);
- VerifySerializationAndDeserialization();
- EXPECT_EQ(layer_tree_host_remote_->GetLayerTree()
- ->LayersThatShouldPushProperties()
- .size(),
- 0u);
- EXPECT_EQ(layer_tree_host_in_process_->GetLayerTree()
- ->LayersThatShouldPushProperties()
- .size(),
- 6u);
-}
-
-TEST_F(LayerTreeHostSerializationTest, ChildrenOrderChange) {
- /* Testing serialization and deserialization of a tree that initially looks
- like this:
- root
- / \
- a b
- The children are then re-ordered and changed to:
- root
- / \
- b a
- \
- c
- */
- scoped_refptr<Layer> layer_src_root = Layer::Create();
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(layer_src_root);
- scoped_refptr<Layer> layer_src_a = Layer::Create();
- scoped_refptr<Layer> layer_src_b = Layer::Create();
-
- layer_src_root->AddChild(layer_src_b);
- layer_src_root->AddChild(layer_src_a);
- VerifySerializationAndDeserialization();
-
- Layer* client_root =
- compositor_state_deserializer_->GetLayerForEngineId(layer_src_root->id());
- Layer* client_a =
- compositor_state_deserializer_->GetLayerForEngineId(layer_src_a->id());
- Layer* client_b =
- compositor_state_deserializer_->GetLayerForEngineId(layer_src_b->id());
-
- // Swap the children.
- layer_src_root->RemoveAllChildren();
- layer_src_root->AddChild(layer_src_a);
- layer_src_root->AddChild(layer_src_b);
- layer_src_a->AddChild(Layer::Create());
- VerifySerializationAndDeserialization();
-
- // Verify all old layers are re-used.
- Layer* new_client_root =
- compositor_state_deserializer_->GetLayerForEngineId(layer_src_root->id());
- Layer* new_client_a =
- compositor_state_deserializer_->GetLayerForEngineId(layer_src_a->id());
- Layer* new_client_b =
- compositor_state_deserializer_->GetLayerForEngineId(layer_src_b->id());
- EXPECT_EQ(client_root, new_client_root);
- EXPECT_EQ(client_a, new_client_a);
- EXPECT_EQ(client_b, new_client_b);
-}
-
-TEST_F(LayerTreeHostSerializationTest, DeletingLayers) {
- /* Testing serialization and deserialization of a tree that initially
- looks like this:
- root
- / \
- a b
- \
- c+[mask:*]
- First the mask layer is deleted.
- Then the subtree from node |b| is deleted in the next update.
- */
- scoped_refptr<Layer> layer_src_root = Layer::Create();
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(layer_src_root);
-
- scoped_refptr<Layer> layer_src_a = Layer::Create();
- scoped_refptr<Layer> layer_src_b = Layer::Create();
- scoped_refptr<Layer> layer_src_c = Layer::Create();
- scoped_refptr<Layer> layer_src_c_mask = Layer::Create();
- layer_src_root->AddChild(layer_src_a);
- layer_src_root->AddChild(layer_src_b);
- layer_src_b->AddChild(layer_src_c);
- layer_src_c->SetMaskLayer(layer_src_c_mask.get());
- VerifySerializationAndDeserialization();
-
- // Delete the mask layer.
- layer_src_c->SetMaskLayer(nullptr);
- VerifySerializationAndDeserialization();
-
- // Remove child b.
- layer_src_b->RemoveFromParent();
- VerifySerializationAndDeserialization();
-}
-
-TEST_F(LayerTreeHostSerializationTest, LayerDataSerialization) {
- scoped_refptr<Layer> layer = Layer::Create();
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(layer);
- VerifySerializationAndDeserialization();
-
- // Change all the fields.
- layer->SetTransformOrigin(gfx::Point3F(3.0f, 1.0f, 4.0f));
- layer->SetBackgroundColor(SK_ColorRED);
- layer->SetBounds(gfx::Size(3, 14));
- layer->SetDoubleSided(!layer->double_sided());
- layer->SetHideLayerAndSubtree(!layer->hide_layer_and_subtree());
- layer->SetMasksToBounds(!layer->masks_to_bounds());
- layer->AddMainThreadScrollingReasons(
- MainThreadScrollingReason::kHasBackgroundAttachmentFixedObjects);
- layer->SetNonFastScrollableRegion(Region(gfx::Rect(5, 1, 14, 3)));
- layer->SetNonFastScrollableRegion(Region(gfx::Rect(3, 14, 1, 5)));
- layer->SetContentsOpaque(!layer->contents_opaque());
- layer->SetOpacity(0.4f);
- layer->SetBlendMode(SkBlendMode::kOverlay);
- layer->SetIsRootForIsolatedGroup(!layer->is_root_for_isolated_group());
- layer->SetPosition(gfx::PointF(3.14f, 6.28f));
- layer->SetIsContainerForFixedPositionLayers(
- !layer->IsContainerForFixedPositionLayers());
- LayerPositionConstraint pos_con;
- pos_con.set_is_fixed_to_bottom_edge(true);
- layer->SetPositionConstraint(pos_con);
- layer->SetShouldFlattenTransform(!layer->should_flatten_transform());
- layer->SetUseParentBackfaceVisibility(
- !layer->use_parent_backface_visibility());
- gfx::Transform transform;
- transform.Rotate(90);
- layer->SetTransform(transform);
- layer->Set3dSortingContextId(42);
- layer->SetUserScrollable(layer->user_scrollable_horizontal(),
- layer->user_scrollable_vertical());
- layer->SetScrollOffset(gfx::ScrollOffset(3, 14));
- gfx::Rect update_rect(14, 15);
- layer->SetNeedsDisplayRect(update_rect);
-
- VerifySerializationAndDeserialization();
- Layer* client_layer =
- compositor_state_deserializer_->GetLayerForEngineId(layer->id());
- EXPECT_EQ(update_rect, client_layer->update_rect());
-}
-
-TEST_F(LayerTreeHostSerializationTest, SolidColorScrollbarLayer) {
- scoped_refptr<Layer> root_layer = Layer::Create();
- layer_tree_host_remote_->GetLayerTree()->SetRootLayer(root_layer);
- scoped_refptr<Layer> child_layer = Layer::Create();
- root_layer->AddChild(child_layer);
-
- std::vector<scoped_refptr<SolidColorScrollbarLayer>> scrollbar_layers;
- scrollbar_layers.push_back(SolidColorScrollbarLayer::Create(
- ScrollbarOrientation::HORIZONTAL, 20, 5, true, root_layer->id()));
- scrollbar_layers.push_back(SolidColorScrollbarLayer::Create(
- ScrollbarOrientation::VERTICAL, 20, 5, false, child_layer->id()));
- scrollbar_layers.push_back(SolidColorScrollbarLayer::Create(
- ScrollbarOrientation::HORIZONTAL, 0, 0, true, root_layer->id()));
- scrollbar_layers.push_back(SolidColorScrollbarLayer::Create(
- ScrollbarOrientation::VERTICAL, 10, 35, true, child_layer->id()));
- for (const auto& layer : scrollbar_layers) {
- root_layer->AddChild(layer);
- }
-
- VerifySerializationAndDeserialization();
- for (const auto& engine_layer : scrollbar_layers) {
- VerifySerializedScrollbarLayersAreIdentical(
- engine_layer.get(), compositor_state_deserializer_.get());
- }
-}
-
-TEST_F(LayerTreeHostSerializationTest, PictureLayerSerialization) {
- // Override the layer factor to create FakePictureLayers in the deserializer.
- compositor_state_deserializer_->SetLayerFactoryForTesting(
- base::MakeUnique<RemoteClientLayerFactory>());
-
- LayerTree* engine_layer_tree = layer_tree_host_remote_->GetLayerTree();
- scoped_refptr<Layer> root_layer_src = Layer::Create();
- engine_layer_tree->SetRootLayer(root_layer_src);
-
- // Ensure that a PictureLayer work correctly for multiple rounds of
- // serialization and deserialization.
- FakeContentLayerClient content_client;
- gfx::Size bounds(256, 256);
- content_client.set_bounds(bounds);
- SkPaint simple_paint;
- simple_paint.setColor(SkColorSetARGB(255, 12, 23, 34));
- content_client.add_draw_rect(gfx::Rect(bounds), simple_paint);
- scoped_refptr<FakePictureLayer> picture_layer_src =
- FakePictureLayer::Create(&content_client);
-
- root_layer_src->AddChild(picture_layer_src);
- picture_layer_src->SetNearestNeighbor(!picture_layer_src->nearest_neighbor());
- picture_layer_src->SetNeedsDisplay();
- VerifySerializationAndDeserialization();
- layer_tree_host_in_process_->UpdateLayers();
- VerifySerializedPictureLayersAreIdentical(
- picture_layer_src.get(), compositor_state_deserializer_.get());
-
- // Another round.
- picture_layer_src->SetNeedsDisplay();
- SkPaint new_paint;
- new_paint.setColor(SkColorSetARGB(255, 12, 32, 44));
- content_client.add_draw_rect(gfx::Rect(bounds), new_paint);
- VerifySerializationAndDeserialization();
- layer_tree_host_in_process_->UpdateLayers();
- VerifySerializedPictureLayersAreIdentical(
- picture_layer_src.get(), compositor_state_deserializer_.get());
-}
-
-TEST_F(LayerTreeHostSerializationTest, EmptyPictureLayerSerialization) {
- // Override the layer factor to create FakePictureLayers in the deserializer.
- compositor_state_deserializer_->SetLayerFactoryForTesting(
- base::MakeUnique<RemoteClientLayerFactory>());
-
- LayerTree* engine_layer_tree = layer_tree_host_remote_->GetLayerTree();
- scoped_refptr<Layer> root_layer_src = Layer::Create();
- engine_layer_tree->SetRootLayer(root_layer_src);
- scoped_refptr<FakePictureLayer> picture_layer_src =
- FakePictureLayer::Create(EmptyContentLayerClient::GetInstance());
- root_layer_src->AddChild(picture_layer_src);
- picture_layer_src->SetNeedsDisplay();
- VerifySerializationAndDeserialization();
- layer_tree_host_in_process_->UpdateLayers();
- VerifySerializedPictureLayersAreIdentical(
- picture_layer_src.get(), compositor_state_deserializer_.get());
-}
-
-} // namespace cc
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