It is time.

ui/ozone/platform/dri/dri_surface_unittest.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/message_loop/message_loop.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/skia/include/core/SkCanvas.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "third_party/skia/include/core/SkDevice.h"
-#include "ui/ozone/platform/dri/crtc_controller.h"
-#include "ui/ozone/platform/dri/dri_buffer.h"
-#include "ui/ozone/platform/dri/dri_surface.h"
-#include "ui/ozone/platform/dri/dri_window_delegate.h"
-#include "ui/ozone/platform/dri/hardware_display_controller.h"
-#include "ui/ozone/platform/dri/test/mock_dri_wrapper.h"
-
-namespace {
-
-// Create a basic mode for a 6x4 screen.
-const drmModeModeInfo kDefaultMode =
-    {0, 6, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, {'\0'}};
-
-const uint32_t kDefaultCrtc = 1;
-const uint32_t kDefaultConnector = 2;
-
-class MockDriWindowDelegate : public ui::DriWindowDelegate {
- public:
-  MockDriWindowDelegate(ui::DriWrapper* drm) {
-    controller_.reset(new ui::HardwareDisplayController(make_scoped_ptr(
-        new ui::CrtcController(drm, kDefaultCrtc, kDefaultConnector))));
-    scoped_refptr<ui::DriBuffer> buffer(new ui::DriBuffer(drm));
-    SkImageInfo info = SkImageInfo::MakeN32Premul(kDefaultMode.hdisplay,
-                                                  kDefaultMode.vdisplay);
-    EXPECT_TRUE(buffer->Initialize(info));
-    EXPECT_TRUE(controller_->Modeset(ui::OverlayPlane(buffer), kDefaultMode));
-  }
-  virtual ~MockDriWindowDelegate() {}
-
-  // DriWindowDelegate:
-  virtual void Initialize() override {}
-  virtual void Shutdown() override {}
-  virtual gfx::AcceleratedWidget GetAcceleratedWidget() override { return 1; }
-  virtual ui::HardwareDisplayController* GetController() override {
-    return controller_.get();
-  }
-  virtual void OnBoundsChanged(const gfx::Rect& bounds) override {}
-
- private:
-  scoped_ptr<ui::HardwareDisplayController> controller_;
-
-  DISALLOW_COPY_AND_ASSIGN(MockDriWindowDelegate);
-};
-
-}  // namespace
-
-class DriSurfaceTest : public testing::Test {
- public:
-  DriSurfaceTest() {}
-
-  virtual void SetUp() override;
-  virtual void TearDown() override;
-
- protected:
-  scoped_ptr<base::MessageLoop> message_loop_;
-  scoped_ptr<ui::MockDriWrapper> drm_;
-  scoped_ptr<MockDriWindowDelegate> window_delegate_;
-  scoped_ptr<ui::DriSurface> surface_;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(DriSurfaceTest);
-};
-
-void DriSurfaceTest::SetUp() {
-  message_loop_.reset(new base::MessageLoopForUI);
-  drm_.reset(new ui::MockDriWrapper(3));
-  window_delegate_.reset(new MockDriWindowDelegate(drm_.get()));
-  surface_.reset(new ui::DriSurface(window_delegate_.get(), drm_.get()));
-  surface_->ResizeCanvas(gfx::Size(kDefaultMode.hdisplay,
-                                   kDefaultMode.vdisplay));
-}
-
-void DriSurfaceTest::TearDown() {
-  surface_.reset();
-  window_delegate_.reset();
-  drm_.reset();
-  message_loop_.reset();
-}
-
-TEST_F(DriSurfaceTest, CheckFBIDOnSwap) {
-  surface_->PresentCanvas(gfx::Rect());
-  // Framebuffer ID 1 is allocated in SetUp for the buffer used to modeset.
-  EXPECT_EQ(3u, drm_->current_framebuffer());
-  surface_->PresentCanvas(gfx::Rect());
-  EXPECT_EQ(2u, drm_->current_framebuffer());
-}
-
-TEST_F(DriSurfaceTest, CheckSurfaceContents) {
-  SkPaint paint;
-  paint.setColor(SK_ColorWHITE);
-  SkRect rect = SkRect::MakeWH(kDefaultMode.hdisplay / 2,
-                               kDefaultMode.vdisplay / 2);
-  surface_->GetCanvas()->drawRect(rect, paint);
-  surface_->PresentCanvas(
-      gfx::Rect(0, 0, kDefaultMode.hdisplay / 2, kDefaultMode.vdisplay / 2));
-
-  SkBitmap image;
-  // Buffer 0 is the buffer used in SetUp for modesetting and buffer 1 is the
-  // frontbuffer.
-  // Buffer 2 is the backbuffer we just painted in, so we want to make sure its
-  // contents are correct.
-  image.setInfo(drm_->buffers()[2]->getCanvas()->imageInfo());
-  EXPECT_TRUE(drm_->buffers()[2]->getCanvas()->readPixels(&image, 0, 0));
-
-  EXPECT_EQ(kDefaultMode.hdisplay, image.width());
-  EXPECT_EQ(kDefaultMode.vdisplay, image.height());
-
-  // Make sure the updates are correctly propagated to the native surface.
-  for (int i = 0; i < image.height(); ++i) {
-    for (int j = 0; j < image.width(); ++j) {
-      if (j < kDefaultMode.hdisplay / 2 && i < kDefaultMode.vdisplay / 2)
-        EXPECT_EQ(SK_ColorWHITE, image.getColor(j, i));
-      else
-        EXPECT_EQ(SK_ColorBLACK, image.getColor(j, i));
-    }
-  }
-}