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// Copyright 2013 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 "ash/shell.h"
#include "ash/test/ash_test_base.h"
#include "ash/test/test_shelf_delegate.h"
#include "ash/wm/mru_window_tracker.h"
#include "ash/wm/window_state.h"
#include "ash/wm/window_util.h"
#include "base/compiler_specific.h"
#include "ui/aura/test/test_window_delegate.h"
#include "ui/aura/window.h"
namespace ash {
namespace internal {
class MruWindowTrackerTest : public test::AshTestBase {
public:
MruWindowTrackerTest() {}
virtual ~MruWindowTrackerTest() {}
aura::Window* CreateWindow() {
return CreateTestWindowInShellWithBounds(gfx::Rect(0, 0, 400, 400));
}
ash::MruWindowTracker* mru_window_tracker() {
return Shell::GetInstance()->mru_window_tracker();
}
private:
DISALLOW_COPY_AND_ASSIGN(MruWindowTrackerTest);
};
// Basic test that the activation order is tracked.
TEST_F(MruWindowTrackerTest, Basic) {
scoped_ptr<aura::Window> w1(CreateWindow());
scoped_ptr<aura::Window> w2(CreateWindow());
scoped_ptr<aura::Window> w3(CreateWindow());
wm::ActivateWindow(w3.get());
wm::ActivateWindow(w2.get());
wm::ActivateWindow(w1.get());
MruWindowTracker::WindowList window_list =
mru_window_tracker()->BuildMruWindowList();
EXPECT_EQ(w1.get(), window_list[0]);
EXPECT_EQ(w2.get(), window_list[1]);
EXPECT_EQ(w3.get(), window_list[2]);
}
// Test that minimized windows are considered least recently used (but kept in
// correct relative order).
TEST_F(MruWindowTrackerTest, MinimizedWindowsAreLru) {
scoped_ptr<aura::Window> w1(CreateWindow());
scoped_ptr<aura::Window> w2(CreateWindow());
scoped_ptr<aura::Window> w3(CreateWindow());
scoped_ptr<aura::Window> w4(CreateWindow());
scoped_ptr<aura::Window> w5(CreateWindow());
scoped_ptr<aura::Window> w6(CreateWindow());
wm::ActivateWindow(w6.get());
wm::ActivateWindow(w5.get());
wm::ActivateWindow(w4.get());
wm::ActivateWindow(w3.get());
wm::ActivateWindow(w2.get());
wm::ActivateWindow(w1.get());
wm::GetWindowState(w1.get())->Minimize();
wm::GetWindowState(w4.get())->Minimize();
wm::GetWindowState(w5.get())->Minimize();
// Expect the relative order of minimized windows to remain the same, but all
// minimized windows to be at the end of the list.
MruWindowTracker::WindowList window_list =
mru_window_tracker()->BuildMruWindowList();
EXPECT_EQ(w2.get(), window_list[0]);
EXPECT_EQ(w3.get(), window_list[1]);
EXPECT_EQ(w6.get(), window_list[2]);
EXPECT_EQ(w1.get(), window_list[3]);
EXPECT_EQ(w4.get(), window_list[4]);
EXPECT_EQ(w5.get(), window_list[5]);
}
} // namespace internal
} // namespace ash
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