ui/keyboard/keyboard_controller_unittest.cc

   1 // Copyright (c) 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 "base/bind.h"
   6 #include "base/command_line.h"
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10 #include "ui/aura/client/focus_client.h"
  11 #include "ui/aura/layout_manager.h"
  12 #include "ui/aura/test/aura_test_helper.h"
  13 #include "ui/aura/test/event_generator.h"
  14 #include "ui/aura/test/test_window_delegate.h"
  15 #include "ui/aura/window.h"
  16 #include "ui/aura/window_event_dispatcher.h"
  17 #include "ui/base/ime/dummy_text_input_client.h"
  18 #include "ui/base/ime/input_method.h"
  19 #include "ui/base/ime/input_method_factory.h"
  20 #include "ui/base/ime/text_input_client.h"
  21 #include "ui/compositor/layer_type.h"
  22 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
  23 #include "ui/compositor/test/context_factories_for_test.h"
  24 #include "ui/compositor/test/layer_animator_test_controller.h"
  25 #include "ui/gfx/rect.h"
  26 #include "ui/keyboard/keyboard_controller.h"
  27 #include "ui/keyboard/keyboard_controller_observer.h"
  28 #include "ui/keyboard/keyboard_controller_proxy.h"
  29 #include "ui/keyboard/keyboard_switches.h"
  30 #include "ui/keyboard/keyboard_util.h"
  31 #include "ui/wm/core/default_activation_client.h"
  32
  33 namespace keyboard {
  34 namespace {
  35
  36 // Steps a layer animation until it is completed. Animations must be enabled.
  37 void RunAnimationForLayer(ui::Layer* layer) {
  38   // Animations must be enabled for stepping to work.
  39   ASSERT_NE(ui::ScopedAnimationDurationScaleMode::duration_scale_mode(),
  40             ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
  41
  42   ui::LayerAnimatorTestController controller(layer->GetAnimator());
  43   gfx::AnimationContainerElement* element = layer->GetAnimator();
  44   // Multiple steps are required to complete complex animations.
  45   // TODO(vollick): This should not be necessary. crbug.com/154017
  46   while (controller.animator()->is_animating()) {
  47     controller.StartThreadedAnimationsIfNeeded();
  48     base::TimeTicks step_time = controller.animator()->last_step_time();
  49     element->Step(step_time + base::TimeDelta::FromMilliseconds(1000));
  50   }
  51 }
  52
  53 // An event handler that focuses a window when it is clicked/touched on. This is
  54 // used to match the focus manger behaviour in ash and views.
  55 class TestFocusController : public ui::EventHandler {
  56  public:
  57   explicit TestFocusController(aura::Window* root)
  58       : root_(root) {
  59     root_->AddPreTargetHandler(this);
  60   }
  61
  62   virtual ~TestFocusController() {
  63     root_->RemovePreTargetHandler(this);
  64   }
  65
  66  private:
  67   // Overridden from ui::EventHandler:
  68   virtual void OnEvent(ui::Event* event) OVERRIDE {
  69     aura::Window* target = static_cast<aura::Window*>(event->target());
  70     if (event->type() == ui::ET_MOUSE_PRESSED ||
  71         event->type() == ui::ET_TOUCH_PRESSED) {
  72       aura::client::GetFocusClient(target)->FocusWindow(target);
  73     }
  74   }
  75
  76   aura::Window* root_;
  77   DISALLOW_COPY_AND_ASSIGN(TestFocusController);
  78 };
  79
  80 class TestKeyboardControllerProxy : public KeyboardControllerProxy {
  81  public:
  82   TestKeyboardControllerProxy()
  83       : window_(new aura::Window(&delegate_)),
  84         input_method_(ui::CreateInputMethod(NULL,
  85                                             gfx::kNullAcceleratedWidget)) {
  86     window_->Init(aura::WINDOW_LAYER_NOT_DRAWN);
  87     window_->set_owned_by_parent(false);
  88   }
  89
  90   virtual ~TestKeyboardControllerProxy() {
  91     // Destroy the window before the delegate.
  92     window_.reset();
  93   }
  94
  95   // Overridden from KeyboardControllerProxy:
  96   virtual bool HasKeyboardWindow() const OVERRIDE { return true; }
  97   virtual aura::Window* GetKeyboardWindow() OVERRIDE { return window_.get(); }
  98   virtual content::BrowserContext* GetBrowserContext() OVERRIDE { return NULL; }
  99   virtual ui::InputMethod* GetInputMethod() OVERRIDE {
 100     return input_method_.get();
 101   }
 102   virtual void RequestAudioInput(content::WebContents* web_contents,
 103       const content::MediaStreamRequest& request,
 104       const content::MediaResponseCallback& callback) OVERRIDE { return; }
 105   virtual void LoadSystemKeyboard() OVERRIDE {};
 106   virtual void ReloadKeyboardIfNeeded() OVERRIDE {};
 107
 108  private:
 109   scoped_ptr<aura::Window> window_;
 110   aura::test::TestWindowDelegate delegate_;
 111   scoped_ptr<ui::InputMethod> input_method_;
 112
 113   DISALLOW_COPY_AND_ASSIGN(TestKeyboardControllerProxy);
 114 };
 115
 116 // Keeps a count of all the events a window receives.
 117 class EventObserver : public ui::EventHandler {
 118  public:
 119   EventObserver() {}
 120   virtual ~EventObserver() {}
 121
 122   int GetEventCount(ui::EventType type) {
 123     return event_counts_[type];
 124   }
 125
 126  private:
 127   // Overridden from ui::EventHandler:
 128   virtual void OnEvent(ui::Event* event) OVERRIDE {
 129     ui::EventHandler::OnEvent(event);
 130     event_counts_[event->type()]++;
 131   }
 132
 133   std::map<ui::EventType, int> event_counts_;
 134   DISALLOW_COPY_AND_ASSIGN(EventObserver);
 135 };
 136
 137 class KeyboardContainerObserver : public aura::WindowObserver {
 138  public:
 139   explicit KeyboardContainerObserver(aura::Window* window) : window_(window) {
 140     window_->AddObserver(this);
 141   }
 142   virtual ~KeyboardContainerObserver() {
 143     window_->RemoveObserver(this);
 144   }
 145
 146  private:
 147   virtual void OnWindowVisibilityChanged(aura::Window* window,
 148                                          bool visible) OVERRIDE {
 149     if (!visible)
 150       base::MessageLoop::current()->Quit();
 151   }
 152
 153   aura::Window* window_;
 154
 155   DISALLOW_COPY_AND_ASSIGN(KeyboardContainerObserver);
 156 };
 157
 158 }  // namespace
 159
 160 class KeyboardControllerTest : public testing::Test {
 161  public:
 162   KeyboardControllerTest() {}
 163   virtual ~KeyboardControllerTest() {}
 164
 165   virtual void SetUp() OVERRIDE {
 166     // The ContextFactory must exist before any Compositors are created.
 167     bool enable_pixel_output = false;
 168     ui::InitializeContextFactoryForTests(enable_pixel_output);
 169
 170     aura_test_helper_.reset(new aura::test::AuraTestHelper(&message_loop_));
 171     aura_test_helper_->SetUp();
 172     new wm::DefaultActivationClient(aura_test_helper_->root_window());
 173     ui::SetUpInputMethodFactoryForTesting();
 174     focus_controller_.reset(new TestFocusController(root_window()));
 175     proxy_ = new TestKeyboardControllerProxy();
 176     controller_.reset(new KeyboardController(proxy_));
 177   }
 178
 179   virtual void TearDown() OVERRIDE {
 180     controller_.reset();
 181     focus_controller_.reset();
 182     aura_test_helper_->TearDown();
 183     ui::TerminateContextFactoryForTests();
 184   }
 185
 186   aura::Window* root_window() { return aura_test_helper_->root_window(); }
 187   KeyboardControllerProxy* proxy() { return proxy_; }
 188   KeyboardController* controller() { return controller_.get(); }
 189
 190   void ShowKeyboard() {
 191     ui::DummyTextInputClient test_text_input_client(ui::TEXT_INPUT_TYPE_TEXT);
 192     SetFocus(&test_text_input_client);
 193   }
 194
 195  protected:
 196   void SetFocus(ui::TextInputClient* client) {
 197     ui::InputMethod* input_method = proxy()->GetInputMethod();
 198     input_method->SetFocusedTextInputClient(client);
 199     if (client && client->GetTextInputType() != ui::TEXT_INPUT_TYPE_NONE) {
 200       input_method->ShowImeIfNeeded();
 201       if (proxy_->GetKeyboardWindow()->bounds().height() == 0) {
 202         // Set initial bounds for test keyboard window.
 203         proxy_->GetKeyboardWindow()->SetBounds(
 204             KeyboardBoundsFromWindowBounds(
 205                 controller()->GetContainerWindow()->bounds(), 100));
 206       }
 207     }
 208   }
 209
 210   bool WillHideKeyboard() {
 211     return controller_->WillHideKeyboard();
 212   }
 213
 214   base::MessageLoopForUI message_loop_;
 215   scoped_ptr<aura::test::AuraTestHelper> aura_test_helper_;
 216   scoped_ptr<TestFocusController> focus_controller_;
 217
 218  private:
 219   KeyboardControllerProxy* proxy_;
 220   scoped_ptr<KeyboardController> controller_;
 221
 222   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerTest);
 223 };
 224
 225 TEST_F(KeyboardControllerTest, KeyboardSize) {
 226   aura::Window* container(controller()->GetContainerWindow());
 227   aura::Window* keyboard(proxy()->GetKeyboardWindow());
 228   container->SetBounds(gfx::Rect(0, 0, 200, 100));
 229
 230   container->AddChild(keyboard);
 231   const gfx::Rect& before_bounds = keyboard->bounds();
 232   // The initial keyboard should be positioned at the bottom of container and
 233   // has 0 height.
 234   ASSERT_EQ(gfx::Rect(0, 100, 200, 0), before_bounds);
 235
 236   gfx::Rect new_bounds(
 237       before_bounds.x(), before_bounds.y() - 50,
 238       before_bounds.width(), 50);
 239
 240   keyboard->SetBounds(new_bounds);
 241   ASSERT_EQ(new_bounds, keyboard->bounds());
 242
 243   // Mock a screen rotation.
 244   container->SetBounds(gfx::Rect(0, 0, 100, 200));
 245   // The above call should resize keyboard to new width while keeping the old
 246   // height.
 247   ASSERT_EQ(gfx::Rect(0, 150, 100, 50), keyboard->bounds());
 248 }
 249
 250 // Tests that tapping/clicking inside the keyboard does not give it focus.
 251 TEST_F(KeyboardControllerTest, ClickDoesNotFocusKeyboard) {
 252   const gfx::Rect& root_bounds = root_window()->bounds();
 253   aura::test::EventCountDelegate delegate;
 254   scoped_ptr<aura::Window> window(new aura::Window(&delegate));
 255   window->Init(aura::WINDOW_LAYER_NOT_DRAWN);
 256   window->SetBounds(root_bounds);
 257   root_window()->AddChild(window.get());
 258   window->Show();
 259   window->Focus();
 260
 261   aura::Window* keyboard_container(controller()->GetContainerWindow());
 262   keyboard_container->SetBounds(root_bounds);
 263
 264   root_window()->AddChild(keyboard_container);
 265   keyboard_container->Show();
 266
 267   ShowKeyboard();
 268
 269   EXPECT_TRUE(window->IsVisible());
 270   EXPECT_TRUE(keyboard_container->IsVisible());
 271   EXPECT_TRUE(window->HasFocus());
 272   EXPECT_FALSE(keyboard_container->HasFocus());
 273
 274   // Click on the keyboard. Make sure the keyboard receives the event, but does
 275   // not get focus.
 276   EventObserver observer;
 277   keyboard_container->AddPreTargetHandler(&observer);
 278
 279   aura::test::EventGenerator generator(root_window());
 280   generator.MoveMouseTo(proxy()->GetKeyboardWindow()->bounds().CenterPoint());
 281   generator.ClickLeftButton();
 282   EXPECT_TRUE(window->HasFocus());
 283   EXPECT_FALSE(keyboard_container->HasFocus());
 284   EXPECT_EQ("0 0", delegate.GetMouseButtonCountsAndReset());
 285   EXPECT_EQ(1, observer.GetEventCount(ui::ET_MOUSE_PRESSED));
 286   EXPECT_EQ(1, observer.GetEventCount(ui::ET_MOUSE_RELEASED));
 287
 288   // Click outside of the keyboard. It should reach the window behind.
 289   generator.MoveMouseTo(gfx::Point());
 290   generator.ClickLeftButton();
 291   EXPECT_EQ("1 1", delegate.GetMouseButtonCountsAndReset());
 292   keyboard_container->RemovePreTargetHandler(&observer);
 293 }
 294
 295 TEST_F(KeyboardControllerTest, EventHitTestingInContainer) {
 296   const gfx::Rect& root_bounds = root_window()->bounds();
 297   aura::test::EventCountDelegate delegate;
 298   scoped_ptr<aura::Window> window(new aura::Window(&delegate));
 299   window->Init(aura::WINDOW_LAYER_NOT_DRAWN);
 300   window->SetBounds(root_bounds);
 301   root_window()->AddChild(window.get());
 302   window->Show();
 303   window->Focus();
 304
 305   aura::Window* keyboard_container(controller()->GetContainerWindow());
 306   keyboard_container->SetBounds(root_bounds);
 307
 308   root_window()->AddChild(keyboard_container);
 309   keyboard_container->Show();
 310
 311   ShowKeyboard();
 312
 313   EXPECT_TRUE(window->IsVisible());
 314   EXPECT_TRUE(keyboard_container->IsVisible());
 315   EXPECT_TRUE(window->HasFocus());
 316   EXPECT_FALSE(keyboard_container->HasFocus());
 317
 318   // Make sure hit testing works correctly while the keyboard is visible.
 319   aura::Window* keyboard_window = proxy()->GetKeyboardWindow();
 320   ui::EventTarget* root = root_window();
 321   ui::EventTargeter* targeter = root->GetEventTargeter();
 322   gfx::Point location = keyboard_window->bounds().CenterPoint();
 323   ui::MouseEvent mouse1(ui::ET_MOUSE_MOVED, location, location, ui::EF_NONE,
 324                         ui::EF_NONE);
 325   EXPECT_EQ(keyboard_window, targeter->FindTargetForEvent(root, &mouse1));
 326
 327
 328   location.set_y(keyboard_window->bounds().y() - 5);
 329   ui::MouseEvent mouse2(ui::ET_MOUSE_MOVED, location, location, ui::EF_NONE,
 330                         ui::EF_NONE);
 331   EXPECT_EQ(window.get(), targeter->FindTargetForEvent(root, &mouse2));
 332 }
 333
 334 TEST_F(KeyboardControllerTest, VisibilityChangeWithTextInputTypeChange) {
 335   const gfx::Rect& root_bounds = root_window()->bounds();
 336
 337   ui::DummyTextInputClient input_client_0(ui::TEXT_INPUT_TYPE_TEXT);
 338   ui::DummyTextInputClient input_client_1(ui::TEXT_INPUT_TYPE_TEXT);
 339   ui::DummyTextInputClient input_client_2(ui::TEXT_INPUT_TYPE_TEXT);
 340   ui::DummyTextInputClient no_input_client_0(ui::TEXT_INPUT_TYPE_NONE);
 341   ui::DummyTextInputClient no_input_client_1(ui::TEXT_INPUT_TYPE_NONE);
 342
 343   aura::Window* keyboard_container(controller()->GetContainerWindow());
 344   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 345       new KeyboardContainerObserver(keyboard_container));
 346   keyboard_container->SetBounds(root_bounds);
 347   root_window()->AddChild(keyboard_container);
 348
 349   SetFocus(&input_client_0);
 350
 351   EXPECT_TRUE(keyboard_container->IsVisible());
 352
 353   SetFocus(&no_input_client_0);
 354   // Keyboard should not immediately hide itself. It is delayed to avoid layout
 355   // flicker when the focus of input field quickly change.
 356   EXPECT_TRUE(keyboard_container->IsVisible());
 357   EXPECT_TRUE(WillHideKeyboard());
 358   // Wait for hide keyboard to finish.
 359   base::MessageLoop::current()->Run();
 360   EXPECT_FALSE(keyboard_container->IsVisible());
 361
 362   SetFocus(&input_client_1);
 363   EXPECT_TRUE(keyboard_container->IsVisible());
 364
 365   // Schedule to hide keyboard.
 366   SetFocus(&no_input_client_1);
 367   EXPECT_TRUE(WillHideKeyboard());
 368   // Cancel keyboard hide.
 369   SetFocus(&input_client_2);
 370
 371   EXPECT_FALSE(WillHideKeyboard());
 372   EXPECT_TRUE(keyboard_container->IsVisible());
 373 }
 374
 375 TEST_F(KeyboardControllerTest, AlwaysVisibleWhenLocked) {
 376   const gfx::Rect& root_bounds = root_window()->bounds();
 377
 378   ui::DummyTextInputClient input_client_0(ui::TEXT_INPUT_TYPE_TEXT);
 379   ui::DummyTextInputClient input_client_1(ui::TEXT_INPUT_TYPE_TEXT);
 380   ui::DummyTextInputClient no_input_client_0(ui::TEXT_INPUT_TYPE_NONE);
 381   ui::DummyTextInputClient no_input_client_1(ui::TEXT_INPUT_TYPE_NONE);
 382
 383   aura::Window* keyboard_container(controller()->GetContainerWindow());
 384   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 385       new KeyboardContainerObserver(keyboard_container));
 386   keyboard_container->SetBounds(root_bounds);
 387   root_window()->AddChild(keyboard_container);
 388
 389   SetFocus(&input_client_0);
 390
 391   EXPECT_TRUE(keyboard_container->IsVisible());
 392
 393   // Lock keyboard.
 394   controller()->set_lock_keyboard(true);
 395
 396   SetFocus(&no_input_client_0);
 397   // Keyboard should not try to hide itself as it is locked.
 398   EXPECT_TRUE(keyboard_container->IsVisible());
 399   EXPECT_FALSE(WillHideKeyboard());
 400
 401   SetFocus(&input_client_1);
 402   EXPECT_TRUE(keyboard_container->IsVisible());
 403
 404   // Unlock keyboard.
 405   controller()->set_lock_keyboard(false);
 406
 407   // Keyboard should hide when focus on no input client.
 408   SetFocus(&no_input_client_1);
 409   EXPECT_TRUE(WillHideKeyboard());
 410
 411   // Wait for hide keyboard to finish.
 412   base::MessageLoop::current()->Run();
 413   EXPECT_FALSE(keyboard_container->IsVisible());
 414 }
 415
 416 class KeyboardControllerAnimationTest : public KeyboardControllerTest,
 417                                         public KeyboardControllerObserver {
 418  public:
 419   KeyboardControllerAnimationTest() {}
 420   virtual ~KeyboardControllerAnimationTest() {}
 421
 422   virtual void SetUp() OVERRIDE {
 423     // We cannot short-circuit animations for this test.
 424     ui::ScopedAnimationDurationScaleMode normal_duration_mode(
 425         ui::ScopedAnimationDurationScaleMode::NORMAL_DURATION);
 426
 427     KeyboardControllerTest::SetUp();
 428
 429     const gfx::Rect& root_bounds = root_window()->bounds();
 430     keyboard_container()->SetBounds(root_bounds);
 431     root_window()->AddChild(keyboard_container());
 432     controller()->AddObserver(this);
 433   }
 434
 435   virtual void TearDown() OVERRIDE {
 436     controller()->RemoveObserver(this);
 437     KeyboardControllerTest::TearDown();
 438   }
 439
 440  protected:
 441   // KeyboardControllerObserver overrides
 442   virtual void OnKeyboardBoundsChanging(const gfx::Rect& new_bounds) OVERRIDE {
 443     notified_bounds_ = new_bounds;
 444   }
 445
 446   const gfx::Rect& notified_bounds() { return notified_bounds_; }
 447
 448   aura::Window* keyboard_container() {
 449     return controller()->GetContainerWindow();
 450   }
 451
 452   aura::Window* keyboard_window() {
 453     return proxy()->GetKeyboardWindow();
 454   }
 455
 456  private:
 457   gfx::Rect notified_bounds_;
 458
 459   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerAnimationTest);
 460 };
 461
 462 // Tests virtual keyboard has correct show and hide animation.
 463 TEST_F(KeyboardControllerAnimationTest, ContainerAnimation) {
 464   ui::Layer* layer = keyboard_container()->layer();
 465   ShowKeyboard();
 466
 467   // Keyboard container and window should immediately become visible before
 468   // animation starts.
 469   EXPECT_TRUE(keyboard_container()->IsVisible());
 470   EXPECT_TRUE(keyboard_window()->IsVisible());
 471   float show_start_opacity = layer->opacity();
 472   gfx::Transform transform;
 473   transform.Translate(0, keyboard_window()->bounds().height());
 474   EXPECT_EQ(transform, layer->transform());
 475   EXPECT_EQ(gfx::Rect(), notified_bounds());
 476
 477   RunAnimationForLayer(layer);
 478   EXPECT_TRUE(keyboard_container()->IsVisible());
 479   EXPECT_TRUE(keyboard_window()->IsVisible());
 480   float show_end_opacity = layer->opacity();
 481   EXPECT_LT(show_start_opacity, show_end_opacity);
 482   EXPECT_EQ(gfx::Transform(), layer->transform());
 483   // KeyboardController should notify the bounds of keyboard window to its
 484   // observers after show animation finished.
 485   EXPECT_EQ(keyboard_window()->bounds(), notified_bounds());
 486
 487   // Directly hide keyboard without delay.
 488   controller()->HideKeyboard(KeyboardController::HIDE_REASON_AUTOMATIC);
 489   EXPECT_TRUE(keyboard_container()->IsVisible());
 490   EXPECT_TRUE(keyboard_container()->layer()->visible());
 491   EXPECT_TRUE(keyboard_window()->IsVisible());
 492   float hide_start_opacity = layer->opacity();
 493   // KeyboardController should notify the bounds of keyboard window to its
 494   // observers before hide animation starts.
 495   EXPECT_EQ(gfx::Rect(), notified_bounds());
 496
 497   RunAnimationForLayer(layer);
 498   EXPECT_FALSE(keyboard_container()->IsVisible());
 499   EXPECT_FALSE(keyboard_container()->layer()->visible());
 500   EXPECT_FALSE(keyboard_window()->IsVisible());
 501   float hide_end_opacity = layer->opacity();
 502   EXPECT_GT(hide_start_opacity, hide_end_opacity);
 503   EXPECT_EQ(transform, layer->transform());
 504   EXPECT_EQ(gfx::Rect(), notified_bounds());
 505 }
 506
 507 // Show keyboard during keyboard hide animation should abort the hide animation
 508 // and the keyboard should animate in.
 509 // Test for crbug.com/333284.
 510 TEST_F(KeyboardControllerAnimationTest, ContainerShowWhileHide) {
 511   ui::Layer* layer = keyboard_container()->layer();
 512   ShowKeyboard();
 513   RunAnimationForLayer(layer);
 514
 515   controller()->HideKeyboard(KeyboardController::HIDE_REASON_AUTOMATIC);
 516   // Before hide animation finishes, show keyboard again.
 517   ShowKeyboard();
 518   RunAnimationForLayer(layer);
 519   EXPECT_TRUE(keyboard_container()->IsVisible());
 520   EXPECT_TRUE(keyboard_window()->IsVisible());
 521   EXPECT_EQ(1.0, layer->opacity());
 522   EXPECT_EQ(gfx::Transform(), layer->transform());
 523 }
 524
 525 class KeyboardControllerUsabilityTest : public KeyboardControllerTest {
 526  public:
 527   KeyboardControllerUsabilityTest() {}
 528   virtual ~KeyboardControllerUsabilityTest() {}
 529
 530   virtual void SetUp() OVERRIDE {
 531     CommandLine::ForCurrentProcess()->AppendSwitch(
 532         switches::kKeyboardUsabilityExperiment);
 533     KeyboardControllerTest::SetUp();
 534   }
 535
 536  private:
 537   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerUsabilityTest);
 538 };
 539
 540 TEST_F(KeyboardControllerUsabilityTest, KeyboardAlwaysVisibleInUsabilityTest) {
 541   const gfx::Rect& root_bounds = root_window()->bounds();
 542
 543   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 544   ui::DummyTextInputClient no_input_client(ui::TEXT_INPUT_TYPE_NONE);
 545
 546   aura::Window* keyboard_container(controller()->GetContainerWindow());
 547   keyboard_container->SetBounds(root_bounds);
 548   root_window()->AddChild(keyboard_container);
 549
 550   SetFocus(&input_client);
 551   EXPECT_TRUE(keyboard_container->IsVisible());
 552
 553   SetFocus(&no_input_client);
 554   // Keyboard should not hide itself after lost focus.
 555   EXPECT_TRUE(keyboard_container->IsVisible());
 556   EXPECT_FALSE(WillHideKeyboard());
 557 }
 558
 559 }  // namespace keyboard