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                                        vsync_manager,
  78                                        CreateTestValidatorOzone().Pass()) {}
  79
  80   void SetFlip(bool flip) { capabilities_.flipped_output_surface = flip; }
  81
  82   void SwapBuffers(cc::CompositorFrame* frame) override {}
  83
  84   void OnReflectorChanged() override {
  85     if (!reflector_) {
  86       reflector_texture_.reset();
  87     } else {
  88       reflector_texture_.reset(new ReflectorTexture(context_provider()));
  89       reflector_->OnSourceTextureMailboxUpdated(reflector_texture_->mailbox());
  90     }
  91   }
  92
  93 #if defined(OS_MACOSX)
  94   void OnSurfaceDisplayed() override {}
  95   void SetSurfaceSuspendedForRecycle(bool suspended) override {}
  96   bool SurfaceShouldNotShowFramesAfterSuspendForRecycle() const override {
  97     return false;
  98   }
  99 #endif
 100
 101   gfx::Size SurfaceSize() const override { return gfx::Size(256, 256); }
 102
 103  private:
 104   scoped_ptr<ReflectorTexture> reflector_texture_;
 105 };
 106
 107 const gfx::Rect kSubRect(0, 0, 64, 64);
 108
 109 }  // namespace
 110
 111 class ReflectorImplTest : public testing::Test {
 112  public:
 113   void SetUp() override {
 114     bool enable_pixel_output = false;
 115     ui::ContextFactory* context_factory =
 116         ui::InitializeContextFactoryForTests(enable_pixel_output);
 117     ImageTransportFactory::InitializeForUnitTests(
 118         scoped_ptr<ImageTransportFactory>(
 119             new NoTransportImageTransportFactory));
 120     message_loop_.reset(new base::MessageLoop());
 121     task_runner_ = message_loop_->task_runner();
 122     compositor_task_runner_ = new FakeTaskRunner();
 123     compositor_.reset(new ui::Compositor(gfx::kNullAcceleratedWidget,
 124                                          context_factory,
 125                                          compositor_task_runner_.get()));
 126     context_provider_ = cc::TestContextProvider::Create(
 127         cc::TestWebGraphicsContext3D::Create().Pass());
 128     output_surface_ =
 129         scoped_ptr<TestOutputSurface>(
 130             new TestOutputSurface(context_provider_,
 131                                   compositor_->vsync_manager())).Pass();
 132     CHECK(output_surface_->BindToClient(&output_surface_client_));
 133
 134     root_layer_.reset(new ui::Layer(ui::LAYER_SOLID_COLOR));
 135     compositor_->SetRootLayer(root_layer_.get());
 136     mirroring_layer_.reset(new ui::Layer(ui::LAYER_SOLID_COLOR));
 137     compositor_->root_layer()->Add(mirroring_layer_.get());
 138     gfx::Size size = output_surface_->SurfaceSize();
 139     mirroring_layer_->SetBounds(gfx::Rect(size.width(), size.height()));
 140   }
 141
 142   void SetUpReflector() {
 143     reflector_ = make_scoped_ptr(
 144         new ReflectorImpl(compositor_.get(), mirroring_layer_.get()));
 145     reflector_->OnSourceSurfaceReady(output_surface_.get());
 146   }
 147
 148   void TearDown() override {
 149     if (reflector_)
 150       reflector_->RemoveMirroringLayer(mirroring_layer_.get());
 151     cc::TextureMailbox mailbox;
 152     scoped_ptr<cc::SingleReleaseCallback> release;
 153     if (mirroring_layer_->PrepareTextureMailbox(&mailbox, &release, false)) {
 154       release->Run(0, false);
 155     }
 156     compositor_.reset();
 157     ui::TerminateContextFactoryForTests();
 158     ImageTransportFactory::Terminate();
 159   }
 160
 161   void UpdateTexture() { reflector_->OnSourcePostSubBuffer(kSubRect); }
 162
 163  protected:
 164   scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner_;
 165   scoped_refptr<cc::ContextProvider> context_provider_;
 166   cc::FakeOutputSurfaceClient output_surface_client_;
 167   scoped_ptr<base::MessageLoop> message_loop_;
 168   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 169   scoped_ptr<ui::Compositor> compositor_;
 170   scoped_ptr<ui::Layer> root_layer_;
 171   scoped_ptr<ui::Layer> mirroring_layer_;
 172   scoped_ptr<ReflectorImpl> reflector_;
 173   scoped_ptr<TestOutputSurface> output_surface_;
 174 };
 175
 176 namespace {
 177 TEST_F(ReflectorImplTest, CheckNormalOutputSurface) {
 178   output_surface_->SetFlip(false);
 179   SetUpReflector();
 180   UpdateTexture();
 181   EXPECT_TRUE(mirroring_layer_->TextureFlipped());
 182   gfx::Rect expected_rect =
 183       kSubRect + gfx::Vector2d(0, output_surface_->SurfaceSize().height()) -
 184       gfx::Vector2d(0, kSubRect.height());
 185   EXPECT_EQ(expected_rect, mirroring_layer_->damaged_region());
 186 }
 187
 188 TEST_F(ReflectorImplTest, CheckInvertedOutputSurface) {
 189   output_surface_->SetFlip(true);
 190   SetUpReflector();
 191   UpdateTexture();
 192   EXPECT_FALSE(mirroring_layer_->TextureFlipped());
 193   EXPECT_EQ(kSubRect, mirroring_layer_->damaged_region());
 194 }
 195
 196 #if defined(USE_OZONE)
 197 TEST_F(ReflectorImplTest, CheckOverlayNoReflector) {
 198   cc::OverlayCandidateList list;
 199   cc::OverlayCandidate plane_1, plane_2;
 200   plane_1.plane_z_order = 0;
 201   plane_2.plane_z_order = 1;
 202   list.push_back(plane_1);
 203   list.push_back(plane_2);
 204   output_surface_->GetOverlayCandidateValidator()->CheckOverlaySupport(&list);
 205   EXPECT_TRUE(list[0].overlay_handled);
 206 }
 207
 208 TEST_F(ReflectorImplTest, CheckOverlaySWMirroring) {
 209   SetUpReflector();
 210   cc::OverlayCandidateList list;
 211   cc::OverlayCandidate plane_1, plane_2;
 212   plane_1.plane_z_order = 0;
 213   plane_2.plane_z_order = 1;
 214   list.push_back(plane_1);
 215   list.push_back(plane_2);
 216   output_surface_->GetOverlayCandidateValidator()->CheckOverlaySupport(&list);
 217   EXPECT_FALSE(list[0].overlay_handled);
 218 }
 219 #endif  // defined(USE_OZONE)
 220
 221 }  // namespace
 222 }  // namespace content