chromium/components/viz/service/display/viz_pixel_test.h

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_VIZ_SERVICE_DISPLAY_VIZ_PIXEL_TEST_H_
#define COMPONENTS_VIZ_SERVICE_DISPLAY_VIZ_PIXEL_TEST_H_

#include "cc/test/pixel_test.h"
#include "components/viz/test/test_types.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace viz {

// Viz pixel test base class. When SetUp() is called the appropriate
// DirectRenderer implementation is initialized based on RendererType
// parameter passed to the constructor.
//
// Use VizPixelTestWithParam as a pareterized test base class to run the same
// test with different renderers/graphics backends. If a test requires multiple
// parameters then VizPixelTest is the appropriate base class. One of the
// parameters would be passed to the VizPixelTest constructor to select the
// RendererType.
class VizPixelTest : public cc::PixelTest { … };

// Parameterized test helper with a single RendererType parameter.
class VizPixelTestWithParam : public VizPixelTest,
                              public testing::WithParamInterface<RendererType> { … };

}  // namespace viz

#endif  // COMPONENTS_VIZ_SERVICE_DISPLAY_VIZ_PIXEL_TEST_H_