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, typename C, typename D>
  73     T* AddChildToRoot(const A& a, const B& b, const C& c, const D& d) {
  74       scoped_ptr<T> layer =
  75           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d);
  76       T* ptr = layer.get();
  77       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  78       return ptr;
  79     }
  80
  81     template <typename T,
  82               typename A,
  83               typename B,
  84               typename C,
  85               typename D,
  86               typename E>
  87     T* AddChildToRoot(const A& a,
  88                       const B& b,
  89                       const C& c,
  90                       const D& d,
  91                       const E& e) {
  92       scoped_ptr<T> layer =
  93           T::Create(host_->host_impl()->active_tree(), 2, a, b, c, d, e);
  94       T* ptr = layer.get();
  95       root_layer_impl_->AddChild(layer.template PassAs<LayerImpl>());
  96       return ptr;
  97     }
  98
  99     void CalcDrawProps(const gfx::Size& viewport_size);
 100     void AppendQuadsWithOcclusion(LayerImpl* layer_impl,
 101                                   const gfx::Rect& occluded);
 102     void AppendQuadsForPassWithOcclusion(LayerImpl* layer_impl,
 103                                          const RenderPass::Id& id,
 104                                          const gfx::Rect& occluded);
 105     void AppendSurfaceQuadsWithOcclusion(RenderSurfaceImpl* surface_impl,
 106                                          const gfx::Rect& occluded);
 107
 108     OutputSurface* output_surface() const {
 109       return host_->host_impl()->output_surface();
 110     }
 111     ResourceProvider* resource_provider() const {
 112       return host_->host_impl()->resource_provider();
 113     }
 114     LayerImpl* root_layer() const { return root_layer_impl_.get(); }
 115     FakeLayerTreeHostImpl* host_impl() const { return host_->host_impl(); }
 116     Proxy* proxy() const { return host_->host_impl()->proxy(); }
 117     const QuadList& quad_list() const { return render_pass_->quad_list; }
 118
 119    private:
 120     scoped_ptr<FakeLayerTreeHost> host_;
 121     scoped_ptr<LayerImpl> root_layer_impl_;
 122     scoped_ptr<RenderPass> render_pass_;
 123     MockOcclusionTracker<LayerImpl> occlusion_tracker_;
 124   };
 125 };
 126
 127 }  // namespace cc
 128
 129 #endif  // CC_TEST_LAYER_TEST_COMMON_H_