ash/system/ime/tray_ime_chromeos_unittest.cc

   1 // Copyright 2014 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/system/ime/tray_ime_chromeos.h"
   6
   7 #include "ash/accessibility_delegate.h"
   8 #include "ash/shell.h"
   9 #include "ash/system/status_area_widget.h"
  10 #include "ash/system/tray/system_tray_notifier.h"
  11 #include "ash/test/ash_test_base.h"
  12 #include "ash/test/status_area_widget_test_helper.h"
  13 #include "ash/test/virtual_keyboard_test_helper.h"
  14 #include "base/command_line.h"
  15 #include "ui/keyboard/keyboard_util.h"
  16
  17 namespace ash {
  18
  19 class TrayIMETest : public test::AshTestBase {
  20  public:
  21   TrayIMETest() {}
  22   ~TrayIMETest() override {}
  23
  24   TrayIME* tray() { return tray_.get(); }
  25
  26   views::View* default_view() { return default_view_.get(); }
  27
  28   views::View* detailed_view() { return detailed_view_.get(); }
  29
  30   // Sets up a TrayIME and its default view.
  31   void SetUpForStatusAreaWidget(StatusAreaWidget* status_area_widget);
  32
  33   // Mocks enabling the a11y virtual keyboard since the actual a11y manager
  34   // is not created in ash tests.
  35   void SetAccessibilityKeyboardEnabled(bool enabled);
  36
  37   // Resets |tray_| and |default_view_| so that all components of
  38   // TrayIME have been cleared. Tests may then call
  39   // SetUpForStatusAreaWidget in order to initialize the components.
  40   void TearDownViews();
  41
  42   // Sets the current number of active IMEs.
  43   void SetIMELength(int length);
  44
  45   // Returns the view in the detailed views scroll content at the provided
  46   // index.
  47   views::View* GetScrollChildView(int index);
  48
  49   // test::AshTestBase:
  50   void SetUp() override;
  51   void TearDown() override;
  52
  53  private:
  54   scoped_ptr<TrayIME> tray_;
  55   scoped_ptr<views::View> default_view_;
  56   scoped_ptr<views::View> detailed_view_;
  57 };
  58
  59 void TrayIMETest::SetUpForStatusAreaWidget(
  60     StatusAreaWidget* status_area_widget) {
  61   tray_.reset(new TrayIME(status_area_widget->system_tray()));
  62   default_view_.reset(tray_->CreateDefaultView(
  63       StatusAreaWidgetTestHelper::GetUserLoginStatus()));
  64   detailed_view_.reset(tray_->CreateDetailedView(
  65       StatusAreaWidgetTestHelper::GetUserLoginStatus()));
  66 }
  67
  68 void TrayIMETest::SetAccessibilityKeyboardEnabled(bool enabled) {
  69   Shell::GetInstance()->accessibility_delegate()->SetVirtualKeyboardEnabled(
  70       enabled);
  71   keyboard::SetAccessibilityKeyboardEnabled(enabled);
  72   ui::AccessibilityNotificationVisibility notification =
  73       enabled ? ui::AccessibilityNotificationVisibility::A11Y_NOTIFICATION_SHOW
  74               : ui::AccessibilityNotificationVisibility::A11Y_NOTIFICATION_NONE;
  75   Shell::GetInstance()->system_tray_notifier()->NotifyAccessibilityModeChanged(
  76       notification);
  77 }
  78
  79 void TrayIMETest::TearDownViews() {
  80   tray_.reset();
  81   default_view_.reset();
  82   detailed_view_.reset();
  83 }
  84
  85 void TrayIMETest::SetIMELength(int length) {
  86   tray_->ime_list_.clear();
  87   IMEInfo ime;
  88   for (int i = 0; i < length; i++) {
  89     tray_->ime_list_.push_back(ime);
  90   }
  91   tray_->Update();
  92 }
  93
  94 views::View* TrayIMETest::GetScrollChildView(int index) {
  95   TrayDetailsView* details = static_cast<TrayDetailsView*>(detailed_view());
  96   views::View* content = details->scroll_content();
  97   EXPECT_TRUE(content);
  98   EXPECT_GT(content->child_count(), index);
  99   return content->child_at(index);
 100 }
 101
 102 void TrayIMETest::SetUp() {
 103   test::AshTestBase::SetUp();
 104   SetUpForStatusAreaWidget(StatusAreaWidgetTestHelper::GetStatusAreaWidget());
 105 }
 106
 107 void TrayIMETest::TearDown() {
 108   SetAccessibilityKeyboardEnabled(false);
 109   TearDownViews();
 110   test::AshTestBase::TearDown();
 111 }
 112
 113 // Tests that if the keyboard is not suppressed the default view is hidden
 114 // if less than 2 IMEs are present.
 115 TEST_F(TrayIMETest, HiddenWithNoIMEs) {
 116   SetIMELength(0);
 117   EXPECT_FALSE(default_view()->visible());
 118   SetIMELength(1);
 119   EXPECT_FALSE(default_view()->visible());
 120   SetIMELength(2);
 121   EXPECT_TRUE(default_view()->visible());
 122 }
 123
 124 // Tests that if no IMEs are present the default view is hidden when a11y is
 125 // enabled.
 126 TEST_F(TrayIMETest, HidesOnA11yEnabled) {
 127   SetIMELength(0);
 128   test::VirtualKeyboardTestHelper::SuppressKeyboard();
 129   EXPECT_TRUE(default_view()->visible());
 130   // Enable a11y keyboard.
 131   SetAccessibilityKeyboardEnabled(true);
 132   EXPECT_FALSE(default_view()->visible());
 133   // Disable the a11y keyboard.
 134   SetAccessibilityKeyboardEnabled(false);
 135   EXPECT_TRUE(default_view()->visible());
 136 }
 137
 138 // Tests that clicking on the keyboard toggle causes the virtual keyboard
 139 // to toggle between enabled and disabled.
 140 TEST_F(TrayIMETest, PerformActionOnDetailedView) {
 141   SetIMELength(0);
 142   test::VirtualKeyboardTestHelper::SuppressKeyboard();
 143   EXPECT_FALSE(keyboard::IsKeyboardEnabled());
 144   views::View* toggle = GetScrollChildView(0);
 145   ui::GestureEvent tap(0, 0, 0, base::TimeDelta(),
 146                        ui::GestureEventDetails(ui::ET_GESTURE_TAP));
 147   // Enable the keyboard.
 148   toggle->OnGestureEvent(&tap);
 149   EXPECT_TRUE(keyboard::IsKeyboardEnabled());
 150   EXPECT_TRUE(default_view()->visible());
 151   // With no IMEs the toggle should be the first child.
 152   toggle = GetScrollChildView(0);
 153   // Clicking again should disable the keyboard.
 154   tap = ui::GestureEvent(0, 0, 0, base::TimeDelta(),
 155                          ui::GestureEventDetails(ui::ET_GESTURE_TAP));
 156   toggle->OnGestureEvent(&tap);
 157   EXPECT_FALSE(keyboard::IsKeyboardEnabled());
 158   EXPECT_TRUE(default_view()->visible());
 159 }
 160
 161 }  // namespace ash