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/test/mock_occlusion_tracker.h"
  13 #include "cc/trees/layer_tree_host_impl.h"
  14
  15 #define EXPECT_SET_NEEDS_COMMIT(expect, code_to_test)                 \
  16   do {                                                                \
  17     EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times((expect)); \
  18     code_to_test;                                                     \
  19     Mock::VerifyAndClearExpectations(layer_tree_host_.get());         \
  20   } while (false)
  21
  22 #define EXPECT_SET_NEEDS_UPDATE(expect, code_to_test)                       \
  23   do {                                                                      \
  24     EXPECT_CALL(*layer_tree_host_, SetNeedsUpdateLayers()).Times((expect)); \
  25     code_to_test;                                                           \
  26     Mock::VerifyAndClearExpectations(layer_tree_host_.get());               \
  27   } while (false)
  28
  29 namespace gfx { class Rect; }
  30
  31 namespace cc {
  32 class LayerImpl;
  33 class OutputSurface;
  34 class QuadList;
  35 class RenderSurfaceImpl;
  36 class ResourceProvider;
  37
  38 class LayerTestCommon {
  39  public:
  40   static const char* quad_string;
  41
  42   static void VerifyQuadsExactlyCoverRect(const QuadList& quads,
  43                                           const gfx::Rect& rect);
  44
  45   static void VerifyQuadsCoverRectWithOcclusion(
  46       const QuadList& quads,
  47       const gfx::Rect& rect,
  48       const gfx::Rect& occluded,
  49       size_t* partially_occluded_count);
  50
  51   class LayerImplTest {
  52    public:
  53     LayerImplTest();
  54     ~LayerImplTest();
  55
  56     template <typename T>
  57     T* AddChildToRoot() {
  58       scoped_ptr<T> layer = T::Create(host_->host_impl()->active_tree(), 2);
  59       T* ptr = layer.get();
  60       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  61       return ptr;
  62     }
  63
  64     template <typename T, typename A>
  65     T* AddChildToRoot(const A& a) {
  66       scoped_ptr<T> layer = T::Create(host_->host_impl()->active_tree(), 2, a);
  67       T* ptr = layer.get();
  68       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  69       return ptr;
  70     }
  71
  72     template <typename T, typename A, typename B>
  73     T* AddChildToRoot(const A& a, const B& b) {
  74       scoped_ptr<T> layer =
  75           T::Create(host_->host_impl()->active_tree(), 2, a, b);
  76       T* ptr = layer.get();
  77       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  78       return ptr;
  79     }
  80
  81     template <typename T, typename A, typename B, typename C, typename D>
  82     T* AddChildToRoot(const A& a, const B& b, const C& c, const D& d) {
  83       scoped_ptr<T> layer =
  84           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d);
  85       T* ptr = layer.get();
  86       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  87       return ptr;
  88     }
  89
  90     template <typename T,
  91               typename A,
  92               typename B,
  93               typename C,
  94               typename D,
  95               typename E>
  96     T* AddChildToRoot(const A& a,
  97                       const B& b,
  98                       const C& c,
  99                       const D& d,
 100                       const E& e) {
 101       scoped_ptr<T> layer =
 102           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d, e);
 103       T* ptr = layer.get();
 104       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
 105       return ptr;
 106     }
 107
 108     void CalcDrawProps(const gfx::Size& viewport_size);
 109     void AppendQuadsWithOcclusion(LayerImpl* layer_impl,
 110                                   const gfx::Rect& occluded);
 111     void AppendQuadsForPassWithOcclusion(LayerImpl* layer_impl,
 112                                          const RenderPass::Id& id,
 113                                          const gfx::Rect& occluded);
 114     void AppendSurfaceQuadsWithOcclusion(RenderSurfaceImpl* surface_impl,
 115                                          const gfx::Rect& occluded);
 116
 117     OutputSurface* output_surface() const {
 118       return host_->host_impl()->output_surface();
 119     }
 120     ResourceProvider* resource_provider() const {
 121       return host_->host_impl()->resource_provider();
 122     }
 123     LayerImpl* root_layer() const { return root_layer_impl_.get(); }
 124     FakeLayerTreeHostImpl* host_impl() const { return host_->host_impl(); }
 125     Proxy* proxy() const { return host_->host_impl()->proxy(); }
 126     const QuadList& quad_list() const { return render_pass_->quad_list; }
 127
 128    private:
 129     scoped_ptr<FakeLayerTreeHost> host_;
 130     scoped_ptr<LayerImpl> root_layer_impl_;
 131     scoped_ptr<RenderPass> render_pass_;
 132     MockOcclusionTracker<LayerImpl> occlusion_tracker_;
 133   };
 134 };
 135
 136 }  // namespace cc
 137
 138 #endif  // CC_TEST_LAYER_TEST_COMMON_H_