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/quads/render_pass.h"
  11 #include "cc/test/fake_layer_tree_host.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 VerifyQuadsAreOccluded(const QuadList& quads,
  45                                      const gfx::Rect& occluded,
  46                                      size_t* partially_occluded_count);
  47
  48   class LayerImplTest {
  49    public:
  50     LayerImplTest();
  51     ~LayerImplTest();
  52
  53     template <typename T>
  54     T* AddChildToRoot() {
  55       scoped_ptr<T> layer = T::Create(host_->host_impl()->active_tree(), 2);
  56       T* ptr = layer.get();
  57       root_layer_impl_->AddChild(layer.Pass());
  58       return ptr;
  59     }
  60
  61     template <typename T, typename A>
  62     T* AddChildToRoot(const A& a) {
  63       scoped_ptr<T> layer = T::Create(host_->host_impl()->active_tree(), 2, a);
  64       T* ptr = layer.get();
  65       root_layer_impl_->AddChild(layer.Pass());
  66       return ptr;
  67     }
  68
  69     template <typename T, typename A, typename B>
  70     T* AddChildToRoot(const A& a, const B& b) {
  71       scoped_ptr<T> layer =
  72           T::Create(host_->host_impl()->active_tree(), 2, a, b);
  73       T* ptr = layer.get();
  74       root_layer_impl_->AddChild(layer.Pass());
  75       return ptr;
  76     }
  77
  78     template <typename T, typename A, typename B, typename C, typename D>
  79     T* AddChildToRoot(const A& a, const B& b, const C& c, const D& d) {
  80       scoped_ptr<T> layer =
  81           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d);
  82       T* ptr = layer.get();
  83       root_layer_impl_->AddChild(layer.Pass());
  84       return ptr;
  85     }
  86
  87     template <typename T,
  88               typename A,
  89               typename B,
  90               typename C,
  91               typename D,
  92               typename E>
  93     T* AddChildToRoot(const A& a,
  94                       const B& b,
  95                       const C& c,
  96                       const D& d,
  97                       const E& e) {
  98       scoped_ptr<T> layer =
  99           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d, e);
 100       T* ptr = layer.get();
 101       root_layer_impl_->AddChild(layer.Pass());
 102       return ptr;
 103     }
 104
 105     void CalcDrawProps(const gfx::Size& viewport_size);
 106     void AppendQuadsWithOcclusion(LayerImpl* layer_impl,
 107                                   const gfx::Rect& occluded);
 108     void AppendQuadsForPassWithOcclusion(LayerImpl* layer_impl,
 109                                          RenderPass* given_render_pass,
 110                                          const gfx::Rect& occluded);
 111     void AppendSurfaceQuadsWithOcclusion(RenderSurfaceImpl* surface_impl,
 112                                          const gfx::Rect& occluded);
 113
 114     OutputSurface* output_surface() const {
 115       return host_->host_impl()->output_surface();
 116     }
 117     ResourceProvider* resource_provider() const {
 118       return host_->host_impl()->resource_provider();
 119     }
 120     LayerImpl* root_layer() const { return root_layer_impl_.get(); }
 121     FakeLayerTreeHostImpl* host_impl() const { return host_->host_impl(); }
 122     Proxy* proxy() const { return host_->host_impl()->proxy(); }
 123     const QuadList& quad_list() const { return render_pass_->quad_list; }
 124
 125    private:
 126     FakeLayerTreeHostClient client_;
 127     scoped_ptr<FakeLayerTreeHost> host_;
 128     scoped_ptr<LayerImpl> root_layer_impl_;
 129     scoped_ptr<RenderPass> render_pass_;
 130   };
 131 };
 132
 133 }  // namespace cc
 134
 135 #endif  // CC_TEST_LAYER_TEST_COMMON_H_