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// Copyright 2013 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/test/layer_tree_json_parser.h"
#include "cc/layers/layer.h"
#include "cc/test/fake_impl_proxy.h"
#include "cc/test/fake_layer_tree_host.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/test_task_graph_runner.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
bool LayerTreesMatch(LayerImpl* const layer_impl,
Layer* const layer) {
#define RETURN_IF_EXPECTATION_FAILS(exp) \
do { \
exp; \
if (testing::UnitTest::GetInstance()->current_test_info()-> \
result()->Failed()) \
return false; \
} while (0)
RETURN_IF_EXPECTATION_FAILS(EXPECT_EQ(layer_impl->children().size(),
layer->children().size()));
RETURN_IF_EXPECTATION_FAILS(EXPECT_EQ(layer_impl->bounds(), layer->bounds()));
RETURN_IF_EXPECTATION_FAILS(
EXPECT_EQ(layer_impl->position(), layer->position()));
RETURN_IF_EXPECTATION_FAILS(
EXPECT_TRANSFORMATION_MATRIX_EQ(layer_impl->draw_transform(),
layer->draw_transform()));
RETURN_IF_EXPECTATION_FAILS(EXPECT_EQ(layer_impl->contents_opaque(),
layer->contents_opaque()));
RETURN_IF_EXPECTATION_FAILS(EXPECT_EQ(layer_impl->scrollable(),
layer->scrollable()));
RETURN_IF_EXPECTATION_FAILS(EXPECT_FLOAT_EQ(layer_impl->opacity(),
layer->opacity()));
RETURN_IF_EXPECTATION_FAILS(EXPECT_EQ(layer_impl->have_wheel_event_handlers(),
layer->have_wheel_event_handlers()));
RETURN_IF_EXPECTATION_FAILS(
EXPECT_EQ(layer_impl->have_scroll_event_handlers(),
layer->have_scroll_event_handlers()));
RETURN_IF_EXPECTATION_FAILS(
EXPECT_EQ(layer_impl->touch_event_handler_region(),
layer->touch_event_handler_region()));
for (size_t i = 0; i < layer_impl->children().size(); ++i) {
RETURN_IF_EXPECTATION_FAILS(EXPECT_TRUE(LayerTreesMatch(
layer_impl->children()[i], layer->children()[i].get())));
}
return true;
#undef RETURN_IF_EXPECTATION_FAILS
}
} // namespace
class LayerTreeJsonParserSanityCheck : public testing::Test {
};
TEST_F(LayerTreeJsonParserSanityCheck, Basic) {
FakeImplProxy proxy;
TestSharedBitmapManager shared_bitmap_manager;
TestTaskGraphRunner task_graph_runner;
FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager,
&task_graph_runner);
LayerTreeImpl* tree = host_impl.active_tree();
scoped_ptr<LayerImpl> root_impl(LayerImpl::Create(tree, 1));
scoped_ptr<LayerImpl> parent(LayerImpl::Create(tree, 2));
scoped_ptr<LayerImpl> child(LayerImpl::Create(tree, 3));
root_impl->SetBounds(gfx::Size(100, 100));
parent->SetBounds(gfx::Size(50, 50));
child->SetBounds(gfx::Size(40, 40));
parent->SetPosition(gfx::Point(25, 25));
child->SetHaveWheelEventHandlers(true);
child->SetHaveScrollEventHandlers(true);
parent->AddChild(child.Pass());
root_impl->AddChild(parent.Pass());
tree->SetRootLayer(root_impl.Pass());
std::string json = host_impl.LayerTreeAsJson();
scoped_refptr<Layer> root = ParseTreeFromJson(json, NULL);
ASSERT_TRUE(root.get());
EXPECT_TRUE(LayerTreesMatch(host_impl.RootLayer(), root.get()));
}
TEST_F(LayerTreeJsonParserSanityCheck, EventHandlerRegions) {
FakeImplProxy proxy;
TestSharedBitmapManager shared_bitmap_manager;
TestTaskGraphRunner task_graph_runner;
FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager,
&task_graph_runner);
LayerTreeImpl* tree = host_impl.active_tree();
scoped_ptr<LayerImpl> root_impl(LayerImpl::Create(tree, 1));
scoped_ptr<LayerImpl> touch_layer(LayerImpl::Create(tree, 2));
root_impl->SetBounds(gfx::Size(100, 100));
touch_layer->SetBounds(gfx::Size(50, 50));
Region touch_region;
touch_region.Union(gfx::Rect(10, 10, 20, 30));
touch_region.Union(gfx::Rect(40, 10, 20, 20));
touch_layer->SetTouchEventHandlerRegion(touch_region);
root_impl->AddChild(touch_layer.Pass());
tree->SetRootLayer(root_impl.Pass());
std::string json = host_impl.LayerTreeAsJson();
scoped_refptr<Layer> root = ParseTreeFromJson(json, NULL);
ASSERT_TRUE(root.get());
EXPECT_TRUE(LayerTreesMatch(host_impl.RootLayer(), root.get()));
}
} // namespace cc