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      1 // Copyright 2013 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/ui_resource_layer.h"
      6 
      7 #include "cc/resources/prioritized_resource_manager.h"
      8 #include "cc/resources/resource_provider.h"
      9 #include "cc/resources/resource_update_queue.h"
     10 #include "cc/resources/scoped_ui_resource.h"
     11 #include "cc/test/fake_layer_tree_host.h"
     12 #include "cc/test/fake_layer_tree_host_client.h"
     13 #include "cc/test/fake_output_surface.h"
     14 #include "cc/test/fake_output_surface_client.h"
     15 #include "cc/test/geometry_test_utils.h"
     16 #include "cc/trees/layer_tree_host.h"
     17 #include "cc/trees/occlusion_tracker.h"
     18 #include "cc/trees/single_thread_proxy.h"
     19 #include "testing/gmock/include/gmock/gmock.h"
     20 #include "testing/gtest/include/gtest/gtest.h"
     21 #include "third_party/skia/include/core/SkBitmap.h"
     22 
     23 using ::testing::Mock;
     24 using ::testing::_;
     25 using ::testing::AtLeast;
     26 using ::testing::AnyNumber;
     27 
     28 namespace cc {
     29 namespace {
     30 
     31 class UIResourceLayerTest : public testing::Test {
     32  public:
     33   UIResourceLayerTest() : fake_client_(FakeLayerTreeHostClient::DIRECT_3D) {}
     34 
     35  protected:
     36   virtual void SetUp() {
     37     layer_tree_host_ = FakeLayerTreeHost::Create();
     38     layer_tree_host_->InitializeSingleThreaded(&fake_client_);
     39   }
     40 
     41   virtual void TearDown() {
     42     Mock::VerifyAndClearExpectations(layer_tree_host_.get());
     43   }
     44 
     45   scoped_ptr<FakeLayerTreeHost> layer_tree_host_;
     46   FakeLayerTreeHostClient fake_client_;
     47 };
     48 
     49 TEST_F(UIResourceLayerTest, SetBitmap) {
     50   scoped_refptr<UIResourceLayer> test_layer = UIResourceLayer::Create();
     51   ASSERT_TRUE(test_layer.get());
     52   test_layer->SetIsDrawable(true);
     53   test_layer->SetBounds(gfx::Size(100, 100));
     54 
     55   layer_tree_host_->SetRootLayer(test_layer);
     56   Mock::VerifyAndClearExpectations(layer_tree_host_.get());
     57   EXPECT_EQ(test_layer->layer_tree_host(), layer_tree_host_.get());
     58 
     59   ResourceUpdateQueue queue;
     60   gfx::Rect screen_space_clip_rect;
     61   OcclusionTracker<Layer> occlusion_tracker(screen_space_clip_rect);
     62   test_layer->SavePaintProperties();
     63   test_layer->Update(&queue, &occlusion_tracker);
     64 
     65   EXPECT_FALSE(test_layer->DrawsContent());
     66 
     67   SkBitmap bitmap;
     68   bitmap.allocN32Pixels(10, 10);
     69   bitmap.setImmutable();
     70 
     71   test_layer->SetBitmap(bitmap);
     72   test_layer->Update(&queue, &occlusion_tracker);
     73 
     74   EXPECT_TRUE(test_layer->DrawsContent());
     75 }
     76 
     77 TEST_F(UIResourceLayerTest, SetUIResourceId) {
     78   scoped_refptr<UIResourceLayer> test_layer = UIResourceLayer::Create();
     79   ASSERT_TRUE(test_layer.get());
     80   test_layer->SetIsDrawable(true);
     81   test_layer->SetBounds(gfx::Size(100, 100));
     82 
     83   layer_tree_host_->SetRootLayer(test_layer);
     84   Mock::VerifyAndClearExpectations(layer_tree_host_.get());
     85   EXPECT_EQ(test_layer->layer_tree_host(), layer_tree_host_.get());
     86 
     87   ResourceUpdateQueue queue;
     88   gfx::Rect screen_space_clip_rect;
     89   OcclusionTracker<Layer> occlusion_tracker(screen_space_clip_rect);
     90   test_layer->SavePaintProperties();
     91   test_layer->Update(&queue, &occlusion_tracker);
     92 
     93   EXPECT_FALSE(test_layer->DrawsContent());
     94 
     95   bool is_opaque = false;
     96   scoped_ptr<ScopedUIResource> resource = ScopedUIResource::Create(
     97       layer_tree_host_.get(), UIResourceBitmap(gfx::Size(10, 10), is_opaque));
     98   test_layer->SetUIResourceId(resource->id());
     99   test_layer->Update(&queue, &occlusion_tracker);
    100 
    101   EXPECT_TRUE(test_layer->DrawsContent());
    102 }
    103 
    104 }  // namespace
    105 }  // namespace cc
    106