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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GFX_LINUX_TEST_MOCK_GBM_DEVICE_H_
#define UI_GFX_LINUX_TEST_MOCK_GBM_DEVICE_H_
#include <drm_fourcc.h>
#include <vector>
#include "ui/gfx/linux/gbm_device.h"
namespace ui {
// The real DrmDevice makes actual DRM calls which we can't use in unit tests.
class MockGbmDevice : public GbmDevice {
public:
MockGbmDevice();
MockGbmDevice(const MockGbmDevice&) = delete;
MockGbmDevice& operator=(const MockGbmDevice&) = delete;
~MockGbmDevice() override;
void set_allocation_failure(bool should_fail_allocations);
std::vector<uint64_t> GetSupportedModifiers() const;
// GbmDevice:
std::unique_ptr<GbmBuffer> CreateBuffer(uint32_t format,
const gfx::Size& size,
uint32_t flags) override;
std::unique_ptr<GbmBuffer> CreateBufferWithModifiers(
uint32_t format,
const gfx::Size& size,
uint32_t flags,
const std::vector<uint64_t>& modifiers) override;
std::unique_ptr<GbmBuffer> CreateBufferFromHandle(
uint32_t format,
const gfx::Size& size,
gfx::NativePixmapHandle handle) override;
bool CanCreateBufferForFormat(uint32_t format) override;
private:
uint32_t next_handle_ = 0;
bool should_fail_allocations_ = false;
// List of modifiers that MockGbm validates when used.
const std::vector<uint64_t> supported_modifiers_ = {
DRM_FORMAT_MOD_LINEAR, I915_FORMAT_MOD_X_TILED, I915_FORMAT_MOD_Y_TILED,
I915_FORMAT_MOD_Yf_TILED_CCS};
};
} // namespace ui
#endif // UI_GFX_LINUX_TEST_MOCK_GBM_DEVICE_H_
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