chromium/ui/views/test/menu_test_utils.h

// Copyright 2016 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_VIEWS_TEST_MENU_TEST_UTILS_H_
#define UI_VIEWS_TEST_MENU_TEST_UTILS_H_

#include <memory>
#include <utility>

#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "ui/compositor/layer_tree_owner.h"
#include "ui/views/controls/menu/menu_delegate.h"
#include "ui/views/test/test_views_delegate.h"
#include "ui/views/view.h"

namespace views {

class MenuController;

namespace test {

// Test implementation of MenuDelegate that tracks calls to MenuDelegate, along
// with the provided parameters.
class TestMenuDelegate : public MenuDelegate { … };

// Test api which caches the currently active MenuController. Can be used to
// toggle visibility, and to clear seletion states, without performing full
// shutdown. This is used to simulate menus with varing states, such as during
// drags, without performing the entire operation. Used to test strange shutdown
// ordering.
class MenuControllerTestApi { … };

// On platforms which have menu closure animations, these functions are
// necessary to:
//   1) Disable those animations (make them take zero time) to avoid slowing
//      down tests;
//   2) Wait for maybe-asynchronous menu closure to finish.
// On platforms without menu closure animations, these do nothing.
void DisableMenuClosureAnimations();
void WaitForMenuClosureAnimation();

// An implementation of TestViewsDelegate which overrides ReleaseRef in order to
// call a provided callback.
class ReleaseRefTestViewsDelegate : public TestViewsDelegate { … };

}  // namespace test
}  // namespace views

#endif  // UI_VIEWS_TEST_MENU_TEST_UTILS_H_