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      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/system/tray/system_tray.h"
      7 #include "base/command_line.h"
      8 #include "base/prefs/pref_service.h"
      9 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
     10 #include "chrome/browser/profiles/profile.h"
     11 #include "chrome/browser/ui/browser.h"
     12 #include "chrome/browser/ui/tabs/tab_strip_model.h"
     13 #include "chrome/browser/ui/view_ids.h"
     14 #include "chrome/common/pref_names.h"
     15 #include "chrome/test/base/in_process_browser_test.h"
     16 #include "chrome/test/base/interactive_test_utils.h"
     17 #include "ui/aura/window_event_dispatcher.h"
     18 #include "ui/events/keycodes/keyboard_codes.h"
     19 #include "ui/gfx/native_widget_types.h"
     20 
     21 namespace chromeos {
     22 
     23 class StickyKeysBrowserTest : public InProcessBrowserTest {
     24  protected:
     25   StickyKeysBrowserTest() {}
     26   virtual ~StickyKeysBrowserTest() {}
     27 
     28   void EnableStickyKeys() {
     29     AccessibilityManager::Get()->EnableStickyKeys(true);
     30   }
     31 
     32   void DisableStickyKeys() {
     33     AccessibilityManager::Get()->EnableStickyKeys(false);
     34   }
     35 
     36   ash::SystemTray* GetSystemTray() {
     37     return ash::Shell::GetInstance()->GetPrimarySystemTray();
     38   }
     39 
     40   void SendKeyPress(ui::KeyboardCode key) {
     41     gfx::NativeWindow root_window =
     42         ash::Shell::GetInstance()->GetPrimaryRootWindow();
     43     ASSERT_TRUE(
     44         ui_test_utils::SendKeyPressToWindowSync(root_window,
     45                                                 key,
     46                                                 false, // control
     47                                                 false, // shift
     48                                                 false, // alt
     49                                                 false)); // command
     50   }
     51 
     52   content::NotificationRegistrar registrar_;
     53 
     54   DISALLOW_COPY_AND_ASSIGN(StickyKeysBrowserTest);
     55 };
     56 
     57 IN_PROC_BROWSER_TEST_F(StickyKeysBrowserTest, OpenTrayMenu) {
     58   EnableStickyKeys();
     59 
     60   // Open system tray bubble with shortcut.
     61   SendKeyPress(ui::VKEY_MENU); // alt key.
     62   SendKeyPress(ui::VKEY_SHIFT);
     63   SendKeyPress(ui::VKEY_S);
     64   EXPECT_TRUE(GetSystemTray()->HasSystemBubble());
     65 
     66   // Hide system bubble.
     67   GetSystemTray()->CloseSystemBubble();
     68   EXPECT_FALSE(GetSystemTray()->HasSystemBubble());
     69 
     70   // Pressing S again should not reopen the bubble.
     71   SendKeyPress(ui::VKEY_S);
     72   EXPECT_FALSE(GetSystemTray()->HasSystemBubble());
     73 
     74   // With sticky keys disabled, we will fail to perform the shortcut.
     75   DisableStickyKeys();
     76   SendKeyPress(ui::VKEY_MENU); // alt key.
     77   SendKeyPress(ui::VKEY_SHIFT);
     78   SendKeyPress(ui::VKEY_S);
     79   EXPECT_FALSE(GetSystemTray()->HasSystemBubble());
     80 }
     81 
     82 IN_PROC_BROWSER_TEST_F(StickyKeysBrowserTest, OpenNewTabs) {
     83   // Lock the modifier key.
     84   EnableStickyKeys();
     85   SendKeyPress(ui::VKEY_CONTROL);
     86   SendKeyPress(ui::VKEY_CONTROL);
     87 
     88   // In the locked state, pressing 't' should open a new tab each time.
     89   TabStripModel* tab_strip_model = browser()->tab_strip_model();
     90   int tab_count = 1;
     91   for (; tab_count < 5; ++tab_count) {
     92     EXPECT_EQ(tab_count, tab_strip_model->count());
     93     SendKeyPress(ui::VKEY_T);
     94   }
     95 
     96   // Unlock the modifier key and shortcut should no longer activate.
     97   SendKeyPress(ui::VKEY_CONTROL);
     98   SendKeyPress(ui::VKEY_T);
     99   EXPECT_EQ(tab_count, tab_strip_model->count());
    100 
    101   // Shortcut should not work after disabling sticky keys.
    102   DisableStickyKeys();
    103   SendKeyPress(ui::VKEY_CONTROL);
    104   SendKeyPress(ui::VKEY_CONTROL);
    105   SendKeyPress(ui::VKEY_T);
    106   EXPECT_EQ(tab_count, tab_strip_model->count());
    107 }
    108 
    109 IN_PROC_BROWSER_TEST_F(StickyKeysBrowserTest, CtrlClickHomeButton) {
    110   // Show home page button.
    111   browser()->profile()->GetPrefs()->SetBoolean(prefs::kShowHomeButton, true);
    112   TabStripModel* tab_strip_model = browser()->tab_strip_model();
    113   int tab_count = 1;
    114   EXPECT_EQ(tab_count, tab_strip_model->count());
    115 
    116   // Test sticky keys with modified mouse click action.
    117   EnableStickyKeys();
    118   SendKeyPress(ui::VKEY_CONTROL);
    119   ui_test_utils::ClickOnView(browser(), VIEW_ID_HOME_BUTTON);
    120   EXPECT_EQ(++tab_count, tab_strip_model->count());
    121   ui_test_utils::ClickOnView(browser(), VIEW_ID_HOME_BUTTON);
    122   EXPECT_EQ(tab_count, tab_strip_model->count());
    123 
    124   // Test locked modifier key with mouse click.
    125   SendKeyPress(ui::VKEY_CONTROL);
    126   SendKeyPress(ui::VKEY_CONTROL);
    127   for (; tab_count < 5; ++tab_count) {
    128     EXPECT_EQ(tab_count, tab_strip_model->count());
    129     ui_test_utils::ClickOnView(browser(), VIEW_ID_HOME_BUTTON);
    130   }
    131   SendKeyPress(ui::VKEY_CONTROL);
    132   ui_test_utils::ClickOnView(browser(), VIEW_ID_HOME_BUTTON);
    133   EXPECT_EQ(tab_count, tab_strip_model->count());
    134 
    135   // Test disabling sticky keys prevent modified mouse click.
    136   DisableStickyKeys();
    137   SendKeyPress(ui::VKEY_CONTROL);
    138   ui_test_utils::ClickOnView(browser(), VIEW_ID_HOME_BUTTON);
    139   EXPECT_EQ(tab_count, tab_strip_model->count());
    140 }
    141 
    142 }  // namespace chromeos
    143