content/browser/compositor/reflector_impl_unittest.cc

   1 // Copyright 2015 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 "base/run_loop.h"
   6 #include "base/single_thread_task_runner.h"
   7 #include "cc/test/fake_output_surface_client.h"
   8 #include "cc/test/test_context_provider.h"
   9 #include "cc/test/test_web_graphics_context_3d.h"
  10 #include "content/browser/compositor/browser_compositor_output_surface.h"
  11 #include "content/browser/compositor/browser_compositor_overlay_candidate_validator.h"
  12 #include "content/browser/compositor/reflector_impl.h"
  13 #include "content/browser/compositor/reflector_texture.h"
  14 #include "content/browser/compositor/test/no_transport_image_transport_factory.h"
  15 #include "testing/gtest/include/gtest/gtest.h"
  16 #include "ui/compositor/compositor.h"
  17 #include "ui/compositor/layer.h"
  18 #include "ui/compositor/test/context_factories_for_test.h"
  19
  20 #if defined(USE_OZONE)
  21 #include "content/browser/compositor/browser_compositor_overlay_candidate_validator_ozone.h"
  22 #include "ui/ozone/public/overlay_candidates_ozone.h"
  23 #endif  // defined(USE_OZONE)
  24
  25 namespace content {
  26 namespace {
  27 class FakeTaskRunner : public base::SingleThreadTaskRunner {
  28  public:
  29   FakeTaskRunner() {}
  30
  31   bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here,
  32                                   const base::Closure& task,
  33                                   base::TimeDelta delay) override {
  34     return true;
  35   }
  36   bool PostDelayedTask(const tracked_objects::Location& from_here,
  37                        const base::Closure& task,
  38                        base::TimeDelta delay) override {
  39     return true;
  40   }
  41   bool RunsTasksOnCurrentThread() const override { return true; }
  42
  43  protected:
  44   ~FakeTaskRunner() override {}
  45 };
  46
  47 #if defined(USE_OZONE)
  48 class TestOverlayCandidatesOzone : public ui::OverlayCandidatesOzone {
  49  public:
  50   TestOverlayCandidatesOzone() {}
  51   ~TestOverlayCandidatesOzone() override {}
  52
  53   void CheckOverlaySupport(OverlaySurfaceCandidateList* surfaces) override {
  54     (*surfaces)[0].overlay_handled = true;
  55   }
  56 };
  57 #endif  // defined(USE_OZONE)
  58
  59 scoped_ptr<BrowserCompositorOverlayCandidateValidator>
  60 CreateTestValidatorOzone() {
  61 #if defined(USE_OZONE)
  62   return scoped_ptr<BrowserCompositorOverlayCandidateValidator>(
  63       new BrowserCompositorOverlayCandidateValidatorOzone(
  64           0, scoped_ptr<ui::OverlayCandidatesOzone>(
  65                  new TestOverlayCandidatesOzone())));
  66 #else
  67   return nullptr;
  68 #endif  // defined(USE_OZONE)
  69 }
  70
  71 class TestOutputSurface : public BrowserCompositorOutputSurface {
  72  public:
  73   TestOutputSurface(
  74       const scoped_refptr<cc::ContextProvider>& context_provider,
  75       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager)
  76       : BrowserCompositorOutputSurface(context_provider,
  77                                        nullptr,
  78                                        vsync_manager,
  79                                        CreateTestValidatorOzone().Pass()) {}
  80
  81   void SetFlip(bool flip) { capabilities_.flipped_output_surface = flip; }
  82
  83   void SwapBuffers(cc::CompositorFrame* frame) override {}
  84
  85   void OnReflectorChanged() override {
  86     if (!reflector_) {
  87       reflector_texture_.reset();
  88     } else {
  89       reflector_texture_.reset(new ReflectorTexture(context_provider()));
  90       reflector_->OnSourceTextureMailboxUpdated(reflector_texture_->mailbox());
  91     }
  92   }
  93
  94 #if defined(OS_MACOSX)
  95   void OnSurfaceDisplayed() override {}
  96   void SetSurfaceSuspendedForRecycle(bool suspended) override {}
  97   bool SurfaceShouldNotShowFramesAfterSuspendForRecycle() const override {
  98     return false;
  99   }
 100 #endif
 101
 102   gfx::Size SurfaceSize() const override { return gfx::Size(256, 256); }
 103
 104  private:
 105   scoped_ptr<ReflectorTexture> reflector_texture_;
 106 };
 107
 108 const gfx::Rect kSubRect(0, 0, 64, 64);
 109
 110 }  // namespace
 111
 112 class ReflectorImplTest : public testing::Test {
 113  public:
 114   void SetUp() override {
 115     bool enable_pixel_output = false;
 116     ui::ContextFactory* context_factory =
 117         ui::InitializeContextFactoryForTests(enable_pixel_output);
 118     ImageTransportFactory::InitializeForUnitTests(
 119         scoped_ptr<ImageTransportFactory>(
 120             new NoTransportImageTransportFactory));
 121     message_loop_.reset(new base::MessageLoop());
 122     task_runner_ = message_loop_->task_runner();
 123     compositor_task_runner_ = new FakeTaskRunner();
 124     compositor_.reset(new ui::Compositor(gfx::kNullAcceleratedWidget,
 125                                          context_factory,
 126                                          compositor_task_runner_.get()));
 127     context_provider_ = cc::TestContextProvider::Create(
 128         cc::TestWebGraphicsContext3D::Create().Pass());
 129     output_surface_ =
 130         scoped_ptr<TestOutputSurface>(
 131             new TestOutputSurface(context_provider_,
 132                                   compositor_->vsync_manager())).Pass();
 133     CHECK(output_surface_->BindToClient(&output_surface_client_));
 134
 135     root_layer_.reset(new ui::Layer(ui::LAYER_SOLID_COLOR));
 136     compositor_->SetRootLayer(root_layer_.get());
 137     mirroring_layer_.reset(new ui::Layer(ui::LAYER_SOLID_COLOR));
 138     compositor_->root_layer()->Add(mirroring_layer_.get());
 139     gfx::Size size = output_surface_->SurfaceSize();
 140     mirroring_layer_->SetBounds(gfx::Rect(size.width(), size.height()));
 141   }
 142
 143   void SetUpReflector() {
 144     reflector_ = make_scoped_ptr(
 145         new ReflectorImpl(compositor_.get(), mirroring_layer_.get()));
 146     reflector_->OnSourceSurfaceReady(output_surface_.get());
 147   }
 148
 149   void TearDown() override {
 150     if (reflector_)
 151       reflector_->RemoveMirroringLayer(mirroring_layer_.get());
 152     cc::TextureMailbox mailbox;
 153     scoped_ptr<cc::SingleReleaseCallback> release;
 154     if (mirroring_layer_->PrepareTextureMailbox(&mailbox, &release, false)) {
 155       release->Run(0, false);
 156     }
 157     compositor_.reset();
 158     ui::TerminateContextFactoryForTests();
 159     ImageTransportFactory::Terminate();
 160   }
 161
 162   void UpdateTexture() { reflector_->OnSourcePostSubBuffer(kSubRect); }
 163
 164  protected:
 165   scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner_;
 166   scoped_refptr<cc::ContextProvider> context_provider_;
 167   cc::FakeOutputSurfaceClient output_surface_client_;
 168   scoped_ptr<base::MessageLoop> message_loop_;
 169   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 170   scoped_ptr<ui::Compositor> compositor_;
 171   scoped_ptr<ui::Layer> root_layer_;
 172   scoped_ptr<ui::Layer> mirroring_layer_;
 173   scoped_ptr<ReflectorImpl> reflector_;
 174   scoped_ptr<TestOutputSurface> output_surface_;
 175 };
 176
 177 namespace {
 178 TEST_F(ReflectorImplTest, CheckNormalOutputSurface) {
 179   output_surface_->SetFlip(false);
 180   SetUpReflector();
 181   UpdateTexture();
 182   EXPECT_TRUE(mirroring_layer_->TextureFlipped());
 183   gfx::Rect expected_rect =
 184       kSubRect + gfx::Vector2d(0, output_surface_->SurfaceSize().height()) -
 185       gfx::Vector2d(0, kSubRect.height());
 186   EXPECT_EQ(expected_rect, mirroring_layer_->damaged_region());
 187 }
 188
 189 TEST_F(ReflectorImplTest, CheckInvertedOutputSurface) {
 190   output_surface_->SetFlip(true);
 191   SetUpReflector();
 192   UpdateTexture();
 193   EXPECT_FALSE(mirroring_layer_->TextureFlipped());
 194   EXPECT_EQ(kSubRect, mirroring_layer_->damaged_region());
 195 }
 196
 197 #if defined(USE_OZONE)
 198 TEST_F(ReflectorImplTest, CheckOverlayNoReflector) {
 199   cc::OverlayCandidateList list;
 200   cc::OverlayCandidate plane_1, plane_2;
 201   plane_1.plane_z_order = 0;
 202   plane_2.plane_z_order = 1;
 203   list.push_back(plane_1);
 204   list.push_back(plane_2);
 205   output_surface_->GetOverlayCandidateValidator()->CheckOverlaySupport(&list);
 206   EXPECT_TRUE(list[0].overlay_handled);
 207 }
 208
 209 TEST_F(ReflectorImplTest, CheckOverlaySWMirroring) {
 210   SetUpReflector();
 211   cc::OverlayCandidateList list;
 212   cc::OverlayCandidate plane_1, plane_2;
 213   plane_1.plane_z_order = 0;
 214   plane_2.plane_z_order = 1;
 215   list.push_back(plane_1);
 216   list.push_back(plane_2);
 217   output_surface_->GetOverlayCandidateValidator()->CheckOverlaySupport(&list);
 218   EXPECT_FALSE(list[0].overlay_handled);
 219 }
 220 #endif  // defined(USE_OZONE)
 221
 222 }  // namespace
 223 }  // namespace content