src/cc/test/layer_test_common.h

   1 // Copyright 2012 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 #ifndef CC_TEST_LAYER_TEST_COMMON_H_
   6 #define CC_TEST_LAYER_TEST_COMMON_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "cc/test/fake_layer_tree_host.h"
  11 #include "cc/test/mock_quad_culler.h"
  12 #include "cc/trees/layer_tree_host_impl.h"
  13
  14 #define EXPECT_SET_NEEDS_COMMIT(expect, code_to_test)                 \
  15   do {                                                                \
  16     EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times((expect)); \
  17     code_to_test;                                                     \
  18     Mock::VerifyAndClearExpectations(layer_tree_host_.get());         \
  19   } while (false)
  20
  21 #define EXPECT_SET_NEEDS_UPDATE(expect, code_to_test)                       \
  22   do {                                                                      \
  23     EXPECT_CALL(*layer_tree_host_, SetNeedsUpdateLayers()).Times((expect)); \
  24     code_to_test;                                                           \
  25     Mock::VerifyAndClearExpectations(layer_tree_host_.get());               \
  26   } while (false)
  27
  28 namespace gfx { class Rect; }
  29
  30 namespace cc {
  31 class LayerImpl;
  32 class OutputSurface;
  33 class QuadList;
  34 class RenderSurfaceImpl;
  35 class ResourceProvider;
  36
  37 class LayerTestCommon {
  38  public:
  39   static const char* quad_string;
  40
  41   static void VerifyQuadsExactlyCoverRect(const QuadList& quads,
  42                                           const gfx::Rect& rect);
  43
  44   static void VerifyQuadsCoverRectWithOcclusion(
  45       const QuadList& quads,
  46       const gfx::Rect& rect,
  47       const gfx::Rect& occluded,
  48       size_t* partially_occluded_count);
  49
  50   class LayerImplTest {
  51    public:
  52     LayerImplTest();
  53     ~LayerImplTest();
  54
  55     template <typename T>
  56     T* AddChildToRoot() {
  57       scoped_ptr<T> layer = T::Create(host_->host_impl()->active_tree(), 2);
  58       T* ptr = layer.get();
  59       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  60       return ptr;
  61     }
  62
  63     template <typename T, typename A>
  64     T* AddChildToRoot(const A& a) {
  65       scoped_ptr<T> layer = T::Create(host_->host_impl()->active_tree(), 2, a);
  66       T* ptr = layer.get();
  67       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  68       return ptr;
  69     }
  70
  71     template <typename T, typename A, typename B, typename C, typename D>
  72     T* AddChildToRoot(const A& a, const B& b, const C& c, const D& d) {
  73       scoped_ptr<T> layer =
  74           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d);
  75       T* ptr = layer.get();
  76       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  77       return ptr;
  78     }
  79
  80     template <typename T,
  81               typename A,
  82               typename B,
  83               typename C,
  84               typename D,
  85               typename E>
  86     T* AddChildToRoot(const A& a,
  87                       const B& b,
  88                       const C& c,
  89                       const D& d,
  90                       const E& e) {
  91       scoped_ptr<T> layer =
  92           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d, e);
  93       T* ptr = layer.get();
  94       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  95       return ptr;
  96     }
  97
  98     void CalcDrawProps(const gfx::Size& viewport_size);
  99     void AppendQuadsWithOcclusion(LayerImpl* layer_impl,
 100                                   const gfx::Rect& occluded);
 101     void AppendQuadsForPassWithOcclusion(LayerImpl* layer_impl,
 102                                          const RenderPass::Id& id,
 103                                          const gfx::Rect& occluded);
 104     void AppendSurfaceQuadsWithOcclusion(RenderSurfaceImpl* surface_impl,
 105                                          const gfx::Rect& occluded);
 106
 107     OutputSurface* output_surface() const {
 108       return host_->host_impl()->output_surface();
 109     }
 110     ResourceProvider* resource_provider() const {
 111       return host_->host_impl()->resource_provider();
 112     }
 113     LayerImpl* root_layer() const { return root_layer_impl_.get(); }
 114     FakeLayerTreeHostImpl* host_impl() const { return host_->host_impl(); }
 115     Proxy* proxy() const { return host_->host_impl()->proxy(); }
 116     const QuadList& quad_list() const { return quad_culler_.quad_list(); }
 117
 118    private:
 119     scoped_ptr<FakeLayerTreeHost> host_;
 120     scoped_ptr<LayerImpl> root_layer_impl_;
 121     MockQuadCuller quad_culler_;
 122   };
 123 };
 124
 125 }  // namespace cc
 126
 127 #endif  // CC_TEST_LAYER_TEST_COMMON_H_