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/shell_window_ids.h"
   7 #include "ash/test/ash_test_base.h"
   8 #include "ash/test/test_shelf_delegate.h"
   9 #include "ash/wm/mru_window_tracker.h"
  10 #include "ash/wm/window_state.h"
  11 #include "ash/wm/window_util.h"
  12 #include "base/compiler_specific.h"
  13 #include "ui/aura/test/test_window_delegate.h"
  14 #include "ui/aura/window.h"
  15 #include "ui/base/hit_test.h"
  16 #include "ui/views/widget/widget.h"
  17
  18 namespace ash {
  19
  20 class MruWindowTrackerTest : public test::AshTestBase {
  21  public:
  22   MruWindowTrackerTest() {}
  23   ~MruWindowTrackerTest() override {}
  24
  25   aura::Window* CreateWindow() {
  26     return CreateTestWindowInShellWithBounds(gfx::Rect(0, 0, 400, 400));
  27   }
  28
  29   ash::MruWindowTracker* mru_window_tracker() {
  30     return Shell::GetInstance()->mru_window_tracker();
  31   }
  32
  33  private:
  34   DISALLOW_COPY_AND_ASSIGN(MruWindowTrackerTest);
  35 };
  36
  37 // Basic test that the activation order is tracked.
  38 TEST_F(MruWindowTrackerTest, Basic) {
  39   scoped_ptr<aura::Window> w1(CreateWindow());
  40   scoped_ptr<aura::Window> w2(CreateWindow());
  41   scoped_ptr<aura::Window> w3(CreateWindow());
  42   wm::ActivateWindow(w3.get());
  43   wm::ActivateWindow(w2.get());
  44   wm::ActivateWindow(w1.get());
  45
  46   MruWindowTracker::WindowList window_list =
  47       mru_window_tracker()->BuildMruWindowList();
  48   EXPECT_EQ(w1.get(), window_list[0]);
  49   EXPECT_EQ(w2.get(), window_list[1]);
  50   EXPECT_EQ(w3.get(), window_list[2]);
  51 }
  52
  53 // Test that minimized windows are considered least recently used (but kept in
  54 // correct relative order).
  55 TEST_F(MruWindowTrackerTest, MinimizedWindowsAreLru) {
  56   scoped_ptr<aura::Window> w1(CreateWindow());
  57   scoped_ptr<aura::Window> w2(CreateWindow());
  58   scoped_ptr<aura::Window> w3(CreateWindow());
  59   scoped_ptr<aura::Window> w4(CreateWindow());
  60   scoped_ptr<aura::Window> w5(CreateWindow());
  61   scoped_ptr<aura::Window> w6(CreateWindow());
  62   wm::ActivateWindow(w6.get());
  63   wm::ActivateWindow(w5.get());
  64   wm::ActivateWindow(w4.get());
  65   wm::ActivateWindow(w3.get());
  66   wm::ActivateWindow(w2.get());
  67   wm::ActivateWindow(w1.get());
  68
  69   wm::GetWindowState(w1.get())->Minimize();
  70   wm::GetWindowState(w4.get())->Minimize();
  71   wm::GetWindowState(w5.get())->Minimize();
  72
  73   // Expect the relative order of minimized windows to remain the same, but all
  74   // minimized windows to be at the end of the list.
  75   MruWindowTracker::WindowList window_list =
  76       mru_window_tracker()->BuildMruWindowList();
  77   EXPECT_EQ(w2.get(), window_list[0]);
  78   EXPECT_EQ(w3.get(), window_list[1]);
  79   EXPECT_EQ(w6.get(), window_list[2]);
  80   EXPECT_EQ(w1.get(), window_list[3]);
  81   EXPECT_EQ(w4.get(), window_list[4]);
  82   EXPECT_EQ(w5.get(), window_list[5]);
  83 }
  84
  85 // Tests that windows being dragged are only in the WindowList once.
  86 TEST_F(MruWindowTrackerTest, DraggedWindowsInListOnlyOnce) {
  87   scoped_ptr<aura::Window> w1(CreateWindow());
  88   wm::ActivateWindow(w1.get());
  89
  90   // Start dragging the window.
  91   wm::GetWindowState(w1.get())->CreateDragDetails(
  92       w1.get(), gfx::Point(), HTRIGHT, aura::client::WINDOW_MOVE_SOURCE_TOUCH);
  93
  94   // During a drag the window is reparented by the Docked container.
  95   aura::Window* drag_container = Shell::GetContainer(
  96       Shell::GetTargetRootWindow(), kShellWindowId_DockedContainer);
  97   drag_container->AddChild(w1.get());
  98   EXPECT_TRUE(wm::GetWindowState(w1.get())->is_dragged());
  99
 100   // The dragged window should only be in the list once.
 101   MruWindowTracker::WindowList window_list =
 102       mru_window_tracker()->BuildWindowListIgnoreModal();
 103   EXPECT_EQ(1, std::count(window_list.begin(), window_list.end(), w1.get()));
 104 }
 105
 106 }  // namespace ash