delegated_renderer_layer_unittest.cc revision 6e8cce623b6e4fe0c9e4af605d675dd9d0338c38 
1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "cc/layers/delegated_renderer_layer.h"
6
7#include "cc/layers/delegated_frame_provider.h"
8#include "cc/layers/delegated_frame_resource_collection.h"
9#include "cc/layers/solid_color_layer.h"
10#include "cc/output/delegated_frame_data.h"
11#include "cc/test/fake_delegated_renderer_layer.h"
12#include "cc/test/fake_layer_tree_host.h"
13#include "cc/test/fake_proxy.h"
14#include "testing/gtest/include/gtest/gtest.h"
15
16namespace cc {
17namespace {
18
19class DelegatedRendererLayerTest : public testing::Test {
20 public:
21  DelegatedRendererLayerTest() : proxy_() {
22    LayerTreeSettings settings;
23    settings.minimum_occlusion_tracking_size = gfx::Size();
24
25    host_impl_ = FakeLayerTreeHost::Create(settings);
26    host_impl_->SetViewportSize(gfx::Size(10, 10));
27  }
28
29 protected:
30  FakeProxy proxy_;
31  TestSharedBitmapManager shared_bitmap_manager_;
32  scoped_ptr<LayerTreeHost> host_impl_;
33};
34
35class DelegatedRendererLayerTestSimple : public DelegatedRendererLayerTest {
36 public:
37  DelegatedRendererLayerTestSimple() : DelegatedRendererLayerTest() {
38    scoped_ptr<RenderPass> root_pass(RenderPass::Create());
39    root_pass->SetNew(RenderPass::Id(1, 1),
40                      gfx::Rect(1, 1),
41                      gfx::Rect(1, 1),
42                      gfx::Transform());
43    scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
44    frame_data->render_pass_list.push_back(root_pass.Pass());
45    resources_ = new DelegatedFrameResourceCollection;
46    provider_ = new DelegatedFrameProvider(resources_, frame_data.Pass());
47    root_layer_ = SolidColorLayer::Create();
48    layer_before_ = SolidColorLayer::Create();
49    delegated_renderer_layer_ = FakeDelegatedRendererLayer::Create(provider_);
50  }
51
52 protected:
53  scoped_refptr<Layer> root_layer_;
54  scoped_refptr<Layer> layer_before_;
55  scoped_refptr<DelegatedRendererLayer> delegated_renderer_layer_;
56  scoped_refptr<DelegatedFrameResourceCollection> resources_;
57  scoped_refptr<DelegatedFrameProvider> provider_;
58};
59
60TEST_F(DelegatedRendererLayerTestSimple, DelegatedManyDescendants) {
61  EXPECT_EQ(0, root_layer_->NumDescendantsThatDrawContent());
62  root_layer_->AddChild(layer_before_);
63  EXPECT_EQ(0, root_layer_->NumDescendantsThatDrawContent());
64  layer_before_->SetIsDrawable(true);
65  EXPECT_EQ(1, root_layer_->NumDescendantsThatDrawContent());
66  EXPECT_EQ(0, layer_before_->NumDescendantsThatDrawContent());
67  layer_before_->AddChild(delegated_renderer_layer_);
68  EXPECT_EQ(0, layer_before_->NumDescendantsThatDrawContent());
69  EXPECT_EQ(0, delegated_renderer_layer_->NumDescendantsThatDrawContent());
70  EXPECT_EQ(1, root_layer_->NumDescendantsThatDrawContent());
71  delegated_renderer_layer_->SetIsDrawable(true);
72  EXPECT_EQ(1000, delegated_renderer_layer_->NumDescendantsThatDrawContent());
73  EXPECT_EQ(1001, layer_before_->NumDescendantsThatDrawContent());
74  EXPECT_EQ(1002, root_layer_->NumDescendantsThatDrawContent());
75}
76
77}  // namespace
78}  // namespace cc
79