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content / public / test / background_color_change_waiter.h [blame]
// 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 CONTENT_PUBLIC_TEST_BACKGROUND_COLOR_CHANGE_WAITER_H_
#define CONTENT_PUBLIC_TEST_BACKGROUND_COLOR_CHANGE_WAITER_H_
#include "base/run_loop.h"
#include "content/public/browser/web_contents_observer.h"
namespace content {
// Spins a run loop until the |web_contents|' HTML background color changes.
class BackgroundColorChangeWaiter : public content::WebContentsObserver {
public:
explicit BackgroundColorChangeWaiter(content::WebContents* web_contents);
BackgroundColorChangeWaiter(const BackgroundColorChangeWaiter&) = delete;
BackgroundColorChangeWaiter& operator=(const BackgroundColorChangeWaiter&) =
delete;
~BackgroundColorChangeWaiter() override;
void Wait();
// content::WebContentsObserver:
void OnBackgroundColorChanged() override;
private:
bool observed_ = false;
base::RunLoop run_loop_;
};
} // namespace content
#endif // CONTENT_PUBLIC_TEST_BACKGROUND_COLOR_CHANGE_WAITER_H_