blob: 1ddbfe3c37ea70e7a12896e6deb1b202b8ab0cf1 [file] [log] [blame]
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "mash/wm/layout_manager.h"
#include <memory>
#include "base/macros.h"
#include "components/mus/public/cpp/tests/test_window.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace mash {
namespace wm {
class TestLayoutManager : public LayoutManager {
public:
explicit TestLayoutManager(mus::Window* window)
: LayoutManager(window), layout_called_(false) {}
~TestLayoutManager() override {}
bool GetAndResetLayoutCalled() {
bool was_layout_called = layout_called_;
layout_called_ = false;
return was_layout_called;
}
private:
// LayoutManager:
void LayoutWindow(mus::Window* window) override {
layout_called_ = true;
}
bool layout_called_;
DISALLOW_COPY_AND_ASSIGN(TestLayoutManager);
};
// Tests that owning window can be destroyed before the layout manager.
TEST(LayoutManagerTest, OwningWindowDestroyedFirst) {
std::unique_ptr<mus::TestWindow> parent(new mus::TestWindow(1));
mus::TestWindow child(2);
TestLayoutManager layout_manager(parent.get());
parent->AddChild(&child);
EXPECT_TRUE(layout_manager.GetAndResetLayoutCalled());
parent.reset();
child.SetBounds(gfx::Rect(100, 200));
}
// Tests that the layout manager can be destroyed before the owning window.
TEST(LayoutManagerTest, LayoutManagerDestroyedFirst) {
mus::TestWindow parent(1);
mus::TestWindow child(2);
std::unique_ptr<TestLayoutManager> layout_manager(
new TestLayoutManager(&parent));
parent.AddChild(&child);
EXPECT_TRUE(layout_manager->GetAndResetLayoutCalled());
parent.SetBounds(gfx::Rect(100, 200));
EXPECT_TRUE(layout_manager->GetAndResetLayoutCalled());
layout_manager.reset();
parent.SetBounds(gfx::Rect(200, 100));
}
} // namespace wm
} // namespace mash