cc/layers/delegated_renderer_layer_unittest.cc

   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
  16 namespace cc {
  17 namespace {
  18
  19 class 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
  35 class DelegatedRendererLayerTestSimple : public DelegatedRendererLayerTest {
  36  public:
  37   DelegatedRendererLayerTestSimple() : DelegatedRendererLayerTest() {
  38     scoped_ptr<RenderPass> root_pass(RenderPass::Create());
  39     root_pass->SetNew(
  40         RenderPassId(1, 1), gfx::Rect(1, 1), gfx::Rect(1, 1), gfx::Transform());
  41     scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
  42     frame_data->render_pass_list.push_back(root_pass.Pass());
  43     resources_ = new DelegatedFrameResourceCollection;
  44     provider_ = new DelegatedFrameProvider(resources_, frame_data.Pass());
  45     root_layer_ = SolidColorLayer::Create();
  46     layer_before_ = SolidColorLayer::Create();
  47     delegated_renderer_layer_ = FakeDelegatedRendererLayer::Create(provider_);
  48   }
  49
  50  protected:
  51   scoped_refptr<Layer> root_layer_;
  52   scoped_refptr<Layer> layer_before_;
  53   scoped_refptr<DelegatedRendererLayer> delegated_renderer_layer_;
  54   scoped_refptr<DelegatedFrameResourceCollection> resources_;
  55   scoped_refptr<DelegatedFrameProvider> provider_;
  56 };
  57
  58 TEST_F(DelegatedRendererLayerTestSimple, DelegatedManyDescendants) {
  59   EXPECT_EQ(0, root_layer_->NumDescendantsThatDrawContent());
  60   root_layer_->AddChild(layer_before_);
  61   EXPECT_EQ(0, root_layer_->NumDescendantsThatDrawContent());
  62   layer_before_->SetIsDrawable(true);
  63   EXPECT_EQ(1, root_layer_->NumDescendantsThatDrawContent());
  64   EXPECT_EQ(0, layer_before_->NumDescendantsThatDrawContent());
  65   layer_before_->AddChild(delegated_renderer_layer_);
  66   EXPECT_EQ(0, layer_before_->NumDescendantsThatDrawContent());
  67   EXPECT_EQ(0, delegated_renderer_layer_->NumDescendantsThatDrawContent());
  68   EXPECT_EQ(1, root_layer_->NumDescendantsThatDrawContent());
  69   delegated_renderer_layer_->SetIsDrawable(true);
  70   EXPECT_EQ(1000, delegated_renderer_layer_->NumDescendantsThatDrawContent());
  71   EXPECT_EQ(1001, layer_before_->NumDescendantsThatDrawContent());
  72   EXPECT_EQ(1002, root_layer_->NumDescendantsThatDrawContent());
  73 }
  74
  75 }  // namespace
  76 }  // namespace cc