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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_TEST_ANIMATION_METRICS_TEST_UTIL_H_
#define ASH_TEST_ANIMATION_METRICS_TEST_UTIL_H_
#include <memory>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/time/time.h"
#include "ui/compositor/compositor.h"
#include "ui/compositor/compositor_animation_observer.h"
#include "ui/compositor/compositor_observer.h"
namespace ash::test {
class TestAnimationObserver final : public ui::CompositorAnimationObserver {
public:
explicit TestAnimationObserver(ui::Compositor* compositor);
TestAnimationObserver(const TestAnimationObserver&) = delete;
TestAnimationObserver& operator=(const TestAnimationObserver&) = delete;
~TestAnimationObserver() override;
// ui::CompositorAnimationObserver:
void OnAnimationStep(base::TimeTicks timestamp) override;
void OnCompositingShuttingDown(ui::Compositor* compositor) override;
private:
int count_ = 0;
const raw_ptr<ui::Compositor> compositor_;
};
class FirstNonAnimatedFrameStartedWaiter : public ui::CompositorObserver {
public:
explicit FirstNonAnimatedFrameStartedWaiter(ui::Compositor* compositor);
~FirstNonAnimatedFrameStartedWaiter() override;
// ui::CompositorObserver
void OnFirstNonAnimatedFrameStarted(ui::Compositor* compositor) override;
void Wait();
private:
raw_ptr<ui::Compositor> compositor_;
bool done_ = false;
std::unique_ptr<base::RunLoop> run_loop_;
};
class MetricsWaiter {
public:
MetricsWaiter(base::HistogramTester* histogram_tester,
std::string metrics_name);
MetricsWaiter(const MetricsWaiter&) = delete;
MetricsWaiter& operator=(const MetricsWaiter&) = delete;
~MetricsWaiter();
void Wait();
private:
raw_ptr<base::HistogramTester> histogram_tester_;
const std::string metrics_name_;
};
void RunSimpleAnimation();
} // namespace ash::test
#endif // ASH_TEST_ANIMATION_METRICS_TEST_UTIL_H_
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