ash/wm/mru_window_tracker_unittest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/shell.h"
   6 #include "ash/test/ash_test_base.h"
   7 #include "ash/test/test_shelf_delegate.h"
   8 #include "ash/wm/mru_window_tracker.h"
   9 #include "ash/wm/window_state.h"
  10 #include "ash/wm/window_util.h"
  11 #include "base/compiler_specific.h"
  12 #include "ui/aura/test/test_window_delegate.h"
  13 #include "ui/aura/window.h"
  14 #include "ui/views/widget/widget.h"
  15
  16 namespace ash {
  17
  18 class MruWindowTrackerTest : public test::AshTestBase {
  19  public:
  20   MruWindowTrackerTest() {}
  21   ~MruWindowTrackerTest() override {}
  22
  23   aura::Window* CreateWindow() {
  24     return CreateTestWindowInShellWithBounds(gfx::Rect(0, 0, 400, 400));
  25   }
  26
  27   ash::MruWindowTracker* mru_window_tracker() {
  28     return Shell::GetInstance()->mru_window_tracker();
  29   }
  30
  31  private:
  32   DISALLOW_COPY_AND_ASSIGN(MruWindowTrackerTest);
  33 };
  34
  35 // Basic test that the activation order is tracked.
  36 TEST_F(MruWindowTrackerTest, Basic) {
  37   scoped_ptr<aura::Window> w1(CreateWindow());
  38   scoped_ptr<aura::Window> w2(CreateWindow());
  39   scoped_ptr<aura::Window> w3(CreateWindow());
  40   wm::ActivateWindow(w3.get());
  41   wm::ActivateWindow(w2.get());
  42   wm::ActivateWindow(w1.get());
  43
  44   MruWindowTracker::WindowList window_list =
  45       mru_window_tracker()->BuildMruWindowList();
  46   EXPECT_EQ(w1.get(), window_list[0]);
  47   EXPECT_EQ(w2.get(), window_list[1]);
  48   EXPECT_EQ(w3.get(), window_list[2]);
  49 }
  50
  51 // Test that minimized windows are considered least recently used (but kept in
  52 // correct relative order).
  53 TEST_F(MruWindowTrackerTest, MinimizedWindowsAreLru) {
  54   scoped_ptr<aura::Window> w1(CreateWindow());
  55   scoped_ptr<aura::Window> w2(CreateWindow());
  56   scoped_ptr<aura::Window> w3(CreateWindow());
  57   scoped_ptr<aura::Window> w4(CreateWindow());
  58   scoped_ptr<aura::Window> w5(CreateWindow());
  59   scoped_ptr<aura::Window> w6(CreateWindow());
  60   wm::ActivateWindow(w6.get());
  61   wm::ActivateWindow(w5.get());
  62   wm::ActivateWindow(w4.get());
  63   wm::ActivateWindow(w3.get());
  64   wm::ActivateWindow(w2.get());
  65   wm::ActivateWindow(w1.get());
  66
  67   wm::GetWindowState(w1.get())->Minimize();
  68   wm::GetWindowState(w4.get())->Minimize();
  69   wm::GetWindowState(w5.get())->Minimize();
  70
  71   // Expect the relative order of minimized windows to remain the same, but all
  72   // minimized windows to be at the end of the list.
  73   MruWindowTracker::WindowList window_list =
  74       mru_window_tracker()->BuildMruWindowList();
  75   EXPECT_EQ(w2.get(), window_list[0]);
  76   EXPECT_EQ(w3.get(), window_list[1]);
  77   EXPECT_EQ(w6.get(), window_list[2]);
  78   EXPECT_EQ(w1.get(), window_list[3]);
  79   EXPECT_EQ(w4.get(), window_list[4]);
  80   EXPECT_EQ(w5.get(), window_list[5]);
  81 }
  82
  83 }  // namespace ash