chromium/ui/aura/window_tree_host_platform_unittest.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/aura/window_tree_host_platform.h"

#include "base/memory/raw_ptr.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "ui/aura/test/aura_test_base.h"
#include "ui/aura/window_tree_host_observer.h"
#include "ui/base/ui_base_features.h"
#include "ui/platform_window/stub/stub_window.h"

namespace aura {
namespace {

class WindowTreeHostPlatformTest : public test::AuraTestBase { … };

// Trivial WindowTreeHostPlatform implementation that installs a StubWindow as
// the PlatformWindow.
class TestWindowTreeHost : public WindowTreeHostPlatform { … };

// WindowTreeHostObserver that tracks calls to
// OnHostWill/DidProcessBoundsChange. Additionally, this triggers a bounds
// change from within OnHostResized(). Such a scenario happens in production
// code.
class TestWindowTreeHostObserver : public WindowTreeHostObserver { … };

// Regression test for https://crbug.com/958449
TEST_F(WindowTreeHostPlatformTest, HostWillProcessBoundsChangeRecursion) { … }

// Deletes WindowTreeHostPlatform from OnHostMovedInPixels().
class DeleteHostWindowTreeHostObserver : public WindowTreeHostObserver { … };

// Verifies WindowTreeHostPlatform can be safely deleted when calling
// OnHostMovedInPixels().
// Regression test for https://crbug.com/1185482
TEST_F(WindowTreeHostPlatformTest, DeleteHostFromOnHostMovedInPixels) { … }

}  // namespace
}  // namespace aura