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 "ui/keyboard/keyboard_controller.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12 #include "ui/aura/client/focus_client.h"
  13 #include "ui/aura/layout_manager.h"
  14 #include "ui/aura/test/aura_test_helper.h"
  15 #include "ui/aura/test/test_window_delegate.h"
  16 #include "ui/aura/window.h"
  17 #include "ui/aura/window_event_dispatcher.h"
  18 #include "ui/base/ime/dummy_text_input_client.h"
  19 #include "ui/base/ime/input_method.h"
  20 #include "ui/base/ime/input_method_factory.h"
  21 #include "ui/base/ime/text_input_client.h"
  22 #include "ui/compositor/compositor.h"
  23 #include "ui/compositor/layer_type.h"
  24 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
  25 #include "ui/compositor/test/context_factories_for_test.h"
  26 #include "ui/compositor/test/layer_animator_test_controller.h"
  27 #include "ui/events/event_utils.h"
  28 #include "ui/events/test/event_generator.h"
  29 #include "ui/gfx/geometry/rect.h"
  30 #include "ui/keyboard/keyboard_controller_observer.h"
  31 #include "ui/keyboard/keyboard_controller_proxy.h"
  32 #include "ui/keyboard/keyboard_util.h"
  33 #include "ui/wm/core/default_activation_client.h"
  34
  35 namespace keyboard {
  36 namespace {
  37
  38 const int kDefaultVirtualKeyboardHeight = 100;
  39
  40 // Verify if the |keyboard| window covers the |container| window completely.
  41 void VerifyKeyboardWindowSize(aura::Window* container, aura::Window* keyboard) {
  42   ASSERT_EQ(gfx::Rect(0, 0, container->bounds().width(),
  43                       container->bounds().height()),
  44             keyboard->bounds());
  45 }
  46
  47 // Steps a layer animation until it is completed. Animations must be enabled.
  48 void RunAnimationForLayer(ui::Layer* layer) {
  49   // Animations must be enabled for stepping to work.
  50   ASSERT_NE(ui::ScopedAnimationDurationScaleMode::duration_scale_mode(),
  51             ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
  52
  53   ui::LayerAnimatorTestController controller(layer->GetAnimator());
  54   // Multiple steps are required to complete complex animations.
  55   // TODO(vollick): This should not be necessary. crbug.com/154017
  56   while (controller.animator()->is_animating()) {
  57     controller.StartThreadedAnimationsIfNeeded();
  58     base::TimeTicks step_time = controller.animator()->last_step_time();
  59     controller.animator()->Step(step_time +
  60                                 base::TimeDelta::FromMilliseconds(1000));
  61   }
  62 }
  63
  64 // An event handler that focuses a window when it is clicked/touched on. This is
  65 // used to match the focus manger behaviour in ash and views.
  66 class TestFocusController : public ui::EventHandler {
  67  public:
  68   explicit TestFocusController(aura::Window* root)
  69       : root_(root) {
  70     root_->AddPreTargetHandler(this);
  71   }
  72
  73   ~TestFocusController() override { root_->RemovePreTargetHandler(this); }
  74
  75  private:
  76   // Overridden from ui::EventHandler:
  77   void OnEvent(ui::Event* event) override {
  78     aura::Window* target = static_cast<aura::Window*>(event->target());
  79     if (event->type() == ui::ET_MOUSE_PRESSED ||
  80         event->type() == ui::ET_TOUCH_PRESSED) {
  81       aura::client::GetFocusClient(target)->FocusWindow(target);
  82     }
  83   }
  84
  85   aura::Window* root_;
  86   DISALLOW_COPY_AND_ASSIGN(TestFocusController);
  87 };
  88
  89 class TestKeyboardControllerProxy : public KeyboardControllerProxy {
  90  public:
  91   TestKeyboardControllerProxy(ui::InputMethod* input_method)
  92       : KeyboardControllerProxy(nullptr),
  93         input_method_(input_method) {}
  94
  95   ~TestKeyboardControllerProxy() override {
  96     // Destroy the window before the delegate.
  97     window_.reset();
  98   }
  99
 100   // Overridden from KeyboardControllerProxy:
 101   bool HasKeyboardWindow() const override { return window_; }
 102   aura::Window* GetKeyboardWindow() override {
 103     if (!window_) {
 104       window_.reset(new aura::Window(&delegate_));
 105       window_->Init(ui::LAYER_NOT_DRAWN);
 106       window_->set_owned_by_parent(false);
 107     }
 108     return window_.get();
 109   }
 110   ui::InputMethod* GetInputMethod() override { return input_method_; }
 111   void RequestAudioInput(
 112       content::WebContents* web_contents,
 113       const content::MediaStreamRequest& request,
 114       const content::MediaResponseCallback& callback) override {
 115     return;
 116   }
 117   void LoadSystemKeyboard() override{};
 118   void ReloadKeyboardIfNeeded() override{};
 119
 120  private:
 121   scoped_ptr<aura::Window> window_;
 122   aura::test::TestWindowDelegate delegate_;
 123   ui::InputMethod* input_method_;
 124
 125   DISALLOW_COPY_AND_ASSIGN(TestKeyboardControllerProxy);
 126 };
 127
 128 // Keeps a count of all the events a window receives.
 129 class EventObserver : public ui::EventHandler {
 130  public:
 131   EventObserver() {}
 132   ~EventObserver() override {}
 133
 134   int GetEventCount(ui::EventType type) {
 135     return event_counts_[type];
 136   }
 137
 138  private:
 139   // Overridden from ui::EventHandler:
 140   void OnEvent(ui::Event* event) override {
 141     ui::EventHandler::OnEvent(event);
 142     event_counts_[event->type()]++;
 143   }
 144
 145   std::map<ui::EventType, int> event_counts_;
 146   DISALLOW_COPY_AND_ASSIGN(EventObserver);
 147 };
 148
 149 class KeyboardContainerObserver : public aura::WindowObserver {
 150  public:
 151   explicit KeyboardContainerObserver(aura::Window* window) : window_(window) {
 152     window_->AddObserver(this);
 153   }
 154   ~KeyboardContainerObserver() override { window_->RemoveObserver(this); }
 155
 156  private:
 157   void OnWindowVisibilityChanged(aura::Window* window, bool visible) override {
 158     if (!visible)
 159       base::MessageLoop::current()->Quit();
 160   }
 161
 162   aura::Window* window_;
 163
 164   DISALLOW_COPY_AND_ASSIGN(KeyboardContainerObserver);
 165 };
 166
 167 }  // namespace
 168
 169 class KeyboardControllerTest : public testing::Test,
 170                                public KeyboardControllerObserver {
 171  public:
 172   KeyboardControllerTest() : number_of_calls_(0) {}
 173   ~KeyboardControllerTest() override {}
 174
 175   void SetUp() override {
 176     // The ContextFactory must exist before any Compositors are created.
 177     bool enable_pixel_output = false;
 178     ui::ContextFactory* context_factory =
 179         ui::InitializeContextFactoryForTests(enable_pixel_output);
 180
 181     ui::SetUpInputMethodFactoryForTesting();
 182     aura_test_helper_.reset(new aura::test::AuraTestHelper(&message_loop_));
 183     aura_test_helper_->SetUp(context_factory);
 184     new wm::DefaultActivationClient(aura_test_helper_->root_window());
 185     focus_controller_.reset(new TestFocusController(root_window()));
 186     proxy_ = new TestKeyboardControllerProxy(
 187         aura_test_helper_->host()->GetInputMethod());
 188     controller_.reset(new KeyboardController(proxy_));
 189     controller()->AddObserver(this);
 190   }
 191
 192   void TearDown() override {
 193     controller()->RemoveObserver(this);
 194     controller_.reset();
 195     focus_controller_.reset();
 196     aura_test_helper_->TearDown();
 197     ui::TerminateContextFactoryForTests();
 198   }
 199
 200   aura::Window* root_window() { return aura_test_helper_->root_window(); }
 201   KeyboardControllerProxy* proxy() { return proxy_; }
 202   KeyboardController* controller() { return controller_.get(); }
 203
 204   void ShowKeyboard() {
 205     test_text_input_client_.reset(
 206         new ui::DummyTextInputClient(ui::TEXT_INPUT_TYPE_TEXT));
 207     SetFocus(test_text_input_client_.get());
 208   }
 209
 210   void MockRotateScreen() {
 211     const gfx::Rect root_bounds = root_window()->bounds();
 212     controller_->OnWindowBoundsChanged(root_window(), gfx::Rect(),
 213                                        gfx::Rect(0,
 214                                                  0,
 215                                                  root_bounds.height(),
 216                                                  root_bounds.width()));
 217   }
 218
 219  protected:
 220   // KeyboardControllerObserver overrides
 221   void OnKeyboardBoundsChanging(const gfx::Rect& new_bounds) override {
 222     notified_bounds_ = new_bounds;
 223     number_of_calls_++;
 224   }
 225
 226   int number_of_calls() const { return number_of_calls_; }
 227
 228   const gfx::Rect& notified_bounds() { return notified_bounds_; }
 229
 230   void SetFocus(ui::TextInputClient* client) {
 231     ui::InputMethod* input_method = proxy()->GetInputMethod();
 232     input_method->SetFocusedTextInputClient(client);
 233     if (client && client->GetTextInputType() != ui::TEXT_INPUT_TYPE_NONE) {
 234       input_method->ShowImeIfNeeded();
 235       if (proxy_->GetKeyboardWindow()->bounds().height() == 0) {
 236         // Set initial bounds for test keyboard window.
 237         proxy_->GetKeyboardWindow()->SetBounds(
 238             FullWidthKeyboardBoundsFromRootBounds(
 239                 root_window()->bounds(), kDefaultVirtualKeyboardHeight));
 240       }
 241     }
 242   }
 243
 244   bool WillHideKeyboard() {
 245     return controller_->WillHideKeyboard();
 246   }
 247
 248   bool ShouldEnableInsets(aura::Window* window) {
 249     return controller_->ShouldEnableInsets(window);
 250   }
 251
 252   base::MessageLoopForUI message_loop_;
 253   scoped_ptr<aura::test::AuraTestHelper> aura_test_helper_;
 254   scoped_ptr<TestFocusController> focus_controller_;
 255
 256  private:
 257   int number_of_calls_;
 258   gfx::Rect notified_bounds_;
 259   KeyboardControllerProxy* proxy_;
 260   scoped_ptr<KeyboardController> controller_;
 261   scoped_ptr<ui::TextInputClient> test_text_input_client_;
 262   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerTest);
 263 };
 264
 265 TEST_F(KeyboardControllerTest, KeyboardSize) {
 266   aura::Window* container(controller()->GetContainerWindow());
 267   aura::Window* keyboard(proxy()->GetKeyboardWindow());
 268   gfx::Rect screen_bounds = root_window()->bounds();
 269   root_window()->AddChild(container);
 270   container->AddChild(keyboard);
 271   const gfx::Rect& initial_bounds = container->bounds();
 272   // The container should be positioned at the bottom of screen and has 0
 273   // height.
 274   ASSERT_EQ(gfx::Rect(), initial_bounds);
 275   VerifyKeyboardWindowSize(container, keyboard);
 276
 277
 278   // In FULL_WIDTH mode, attempt to change window width or move window up from
 279   // the bottom are ignored. Changing window height is supported.
 280   gfx::Rect expected_bounds(0,
 281                             screen_bounds.height() - 50,
 282                             screen_bounds.width(),
 283                             50);
 284
 285   // The x position of new bounds may not be 0 if shelf is on the left side of
 286   // screen. In FULL_WIDTH mode, the virtual keyboard should always align with
 287   // the left edge of screen. See http://crbug.com/510595.
 288   gfx::Rect new_bounds(10, 0, 50, 50);
 289   keyboard->SetBounds(new_bounds);
 290   ASSERT_EQ(expected_bounds, container->bounds());
 291   VerifyKeyboardWindowSize(container, keyboard);
 292
 293   MockRotateScreen();
 294   // The above call should resize keyboard to new width while keeping the old
 295   // height.
 296   ASSERT_EQ(gfx::Rect(0,
 297                       screen_bounds.width() - 50,
 298                       screen_bounds.height(),
 299                       50),
 300             container->bounds());
 301   VerifyKeyboardWindowSize(container, keyboard);
 302 }
 303
 304 TEST_F(KeyboardControllerTest, FloatingKeyboardSize) {
 305   aura::Window* container(controller()->GetContainerWindow());
 306   aura::Window* keyboard(proxy()->GetKeyboardWindow());
 307   gfx::Rect screen_bounds = root_window()->bounds();
 308   root_window()->AddChild(container);
 309   controller()->SetKeyboardMode(FLOATING);
 310   container->AddChild(keyboard);
 311   gfx::Rect new_bounds(0, 50, 50, 50);
 312   keyboard->SetBounds(new_bounds);
 313   ASSERT_EQ(new_bounds, container->bounds());
 314   VerifyKeyboardWindowSize(container, keyboard);
 315 }
 316
 317 // Tests that tapping/clicking inside the keyboard does not give it focus.
 318 TEST_F(KeyboardControllerTest, ClickDoesNotFocusKeyboard) {
 319   const gfx::Rect& root_bounds = root_window()->bounds();
 320   aura::test::EventCountDelegate delegate;
 321   scoped_ptr<aura::Window> window(new aura::Window(&delegate));
 322   window->Init(ui::LAYER_NOT_DRAWN);
 323   window->SetBounds(root_bounds);
 324   root_window()->AddChild(window.get());
 325   window->Show();
 326   window->Focus();
 327
 328   aura::Window* keyboard_container(controller()->GetContainerWindow());
 329
 330   root_window()->AddChild(keyboard_container);
 331   keyboard_container->Show();
 332
 333   ShowKeyboard();
 334
 335   EXPECT_TRUE(window->IsVisible());
 336   EXPECT_TRUE(keyboard_container->IsVisible());
 337   EXPECT_TRUE(window->HasFocus());
 338   EXPECT_FALSE(keyboard_container->HasFocus());
 339
 340   // Click on the keyboard. Make sure the keyboard receives the event, but does
 341   // not get focus.
 342   EventObserver observer;
 343   keyboard_container->AddPreTargetHandler(&observer);
 344
 345   ui::test::EventGenerator generator(root_window());
 346   generator.MoveMouseTo(keyboard_container->bounds().CenterPoint());
 347   generator.ClickLeftButton();
 348   EXPECT_TRUE(window->HasFocus());
 349   EXPECT_FALSE(keyboard_container->HasFocus());
 350   EXPECT_EQ("0 0", delegate.GetMouseButtonCountsAndReset());
 351   EXPECT_EQ(1, observer.GetEventCount(ui::ET_MOUSE_PRESSED));
 352   EXPECT_EQ(1, observer.GetEventCount(ui::ET_MOUSE_RELEASED));
 353
 354   // Click outside of the keyboard. It should reach the window behind.
 355   generator.MoveMouseTo(gfx::Point());
 356   generator.ClickLeftButton();
 357   EXPECT_EQ("1 1", delegate.GetMouseButtonCountsAndReset());
 358   keyboard_container->RemovePreTargetHandler(&observer);
 359 }
 360
 361 TEST_F(KeyboardControllerTest, VisibilityChangeWithTextInputTypeChange) {
 362   ui::DummyTextInputClient input_client_0(ui::TEXT_INPUT_TYPE_TEXT);
 363   ui::DummyTextInputClient input_client_1(ui::TEXT_INPUT_TYPE_TEXT);
 364   ui::DummyTextInputClient input_client_2(ui::TEXT_INPUT_TYPE_TEXT);
 365   ui::DummyTextInputClient no_input_client_0(ui::TEXT_INPUT_TYPE_NONE);
 366   ui::DummyTextInputClient no_input_client_1(ui::TEXT_INPUT_TYPE_NONE);
 367
 368   aura::Window* keyboard_container(controller()->GetContainerWindow());
 369   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 370       new KeyboardContainerObserver(keyboard_container));
 371   root_window()->AddChild(keyboard_container);
 372
 373   SetFocus(&input_client_0);
 374
 375   EXPECT_TRUE(keyboard_container->IsVisible());
 376
 377   SetFocus(&no_input_client_0);
 378   // Keyboard should not immediately hide itself. It is delayed to avoid layout
 379   // flicker when the focus of input field quickly change.
 380   EXPECT_TRUE(keyboard_container->IsVisible());
 381   EXPECT_TRUE(WillHideKeyboard());
 382   // Wait for hide keyboard to finish.
 383   base::MessageLoop::current()->Run();
 384   EXPECT_FALSE(keyboard_container->IsVisible());
 385
 386   SetFocus(&input_client_1);
 387   EXPECT_TRUE(keyboard_container->IsVisible());
 388
 389   // Schedule to hide keyboard.
 390   SetFocus(&no_input_client_1);
 391   EXPECT_TRUE(WillHideKeyboard());
 392   // Cancel keyboard hide.
 393   SetFocus(&input_client_2);
 394
 395   EXPECT_FALSE(WillHideKeyboard());
 396   EXPECT_TRUE(keyboard_container->IsVisible());
 397 }
 398
 399 // Test to prevent spurious overscroll boxes when changing tabs during keyboard
 400 // hide. Refer to crbug.com/401670 for more context.
 401 TEST_F(KeyboardControllerTest, CheckOverscrollInsetDuringVisibilityChange) {
 402   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 403   ui::DummyTextInputClient no_input_client(ui::TEXT_INPUT_TYPE_NONE);
 404
 405   aura::Window* keyboard_container(controller()->GetContainerWindow());
 406   root_window()->AddChild(keyboard_container);
 407
 408   // Enable touch keyboard / overscroll mode to test insets.
 409   keyboard::SetTouchKeyboardEnabled(true);
 410   EXPECT_TRUE(keyboard::IsKeyboardOverscrollEnabled());
 411
 412   SetFocus(&input_client);
 413   SetFocus(&no_input_client);
 414   // Insets should not be enabled for new windows while keyboard is in the
 415   // process of hiding when overscroll is enabled.
 416   EXPECT_FALSE(ShouldEnableInsets(proxy()->GetKeyboardWindow()));
 417   // Cancel keyboard hide.
 418   SetFocus(&input_client);
 419   // Insets should be enabled for new windows as hide was cancelled.
 420   EXPECT_TRUE(ShouldEnableInsets(proxy()->GetKeyboardWindow()));
 421 }
 422
 423 // Verify switch to FLOATING mode will reset the overscroll or resize and when
 424 // in FLOATING mode, overscroll or resize wont be triggered.
 425 TEST_F(KeyboardControllerTest, FloatingKeyboardDontOverscrollOrResize) {
 426   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 427   ui::DummyTextInputClient no_input_client(ui::TEXT_INPUT_TYPE_NONE);
 428
 429   aura::Window* container(controller()->GetContainerWindow());
 430   root_window()->AddChild(container);
 431   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 432       new KeyboardContainerObserver(container));
 433   gfx::Rect screen_bounds = root_window()->bounds();
 434   keyboard::SetTouchKeyboardEnabled(true);
 435
 436   SetFocus(&input_client);
 437   gfx::Rect expected_bounds(
 438       0, screen_bounds.height() - kDefaultVirtualKeyboardHeight,
 439       screen_bounds.width(), kDefaultVirtualKeyboardHeight);
 440   // Verify overscroll or resize is in effect.
 441   EXPECT_EQ(expected_bounds, notified_bounds());
 442   EXPECT_EQ(1, number_of_calls());
 443
 444   controller()->SetKeyboardMode(FLOATING);
 445   // Switch to FLOATING should clear overscroll or resize.
 446   EXPECT_EQ(gfx::Rect(), notified_bounds());
 447   EXPECT_EQ(2, number_of_calls());
 448   SetFocus(&no_input_client);
 449   base::MessageLoop::current()->Run();
 450   EXPECT_EQ(gfx::Rect(), notified_bounds());
 451   EXPECT_EQ(3, number_of_calls());
 452   SetFocus(&input_client);
 453   // In FLOATING mode, no overscroll or resize should be triggered.
 454   EXPECT_EQ(3, number_of_calls());
 455   EXPECT_EQ(gfx::Rect(), controller()->current_keyboard_bounds());
 456 }
 457
 458 // Verify switch to FULL_WIDTH mode will move virtual keyboard to the right
 459 // place and sets the correct overscroll.
 460 TEST_F(KeyboardControllerTest, SwitchToFullWidthVirtualKeyboard) {
 461   ui::DummyTextInputClient input_client(ui::TEXT_INPUT_TYPE_TEXT);
 462
 463   aura::Window* container(controller()->GetContainerWindow());
 464   root_window()->AddChild(container);
 465   gfx::Rect screen_bounds = root_window()->bounds();
 466   keyboard::SetTouchKeyboardEnabled(true);
 467   SetFocus(&input_client);
 468
 469   controller()->SetKeyboardMode(FLOATING);
 470   EXPECT_EQ(gfx::Rect(), notified_bounds());
 471   EXPECT_EQ(gfx::Rect(), controller()->current_keyboard_bounds());
 472
 473   controller()->SetKeyboardMode(FULL_WIDTH);
 474   gfx::Rect expected_bounds(
 475       0, screen_bounds.height() - kDefaultVirtualKeyboardHeight,
 476       screen_bounds.width(), kDefaultVirtualKeyboardHeight);
 477   EXPECT_EQ(expected_bounds, notified_bounds());
 478   EXPECT_EQ(expected_bounds, controller()->current_keyboard_bounds());
 479 }
 480
 481 TEST_F(KeyboardControllerTest, AlwaysVisibleWhenLocked) {
 482   ui::DummyTextInputClient input_client_0(ui::TEXT_INPUT_TYPE_TEXT);
 483   ui::DummyTextInputClient input_client_1(ui::TEXT_INPUT_TYPE_TEXT);
 484   ui::DummyTextInputClient no_input_client_0(ui::TEXT_INPUT_TYPE_NONE);
 485   ui::DummyTextInputClient no_input_client_1(ui::TEXT_INPUT_TYPE_NONE);
 486
 487   aura::Window* keyboard_container(controller()->GetContainerWindow());
 488   scoped_ptr<KeyboardContainerObserver> keyboard_container_observer(
 489       new KeyboardContainerObserver(keyboard_container));
 490   root_window()->AddChild(keyboard_container);
 491
 492   SetFocus(&input_client_0);
 493
 494   EXPECT_TRUE(keyboard_container->IsVisible());
 495
 496   // Lock keyboard.
 497   controller()->set_lock_keyboard(true);
 498
 499   SetFocus(&no_input_client_0);
 500   // Keyboard should not try to hide itself as it is locked.
 501   EXPECT_TRUE(keyboard_container->IsVisible());
 502   EXPECT_FALSE(WillHideKeyboard());
 503
 504   SetFocus(&input_client_1);
 505   EXPECT_TRUE(keyboard_container->IsVisible());
 506
 507   // Unlock keyboard.
 508   controller()->set_lock_keyboard(false);
 509
 510   // Keyboard should hide when focus on no input client.
 511   SetFocus(&no_input_client_1);
 512   EXPECT_TRUE(WillHideKeyboard());
 513
 514   // Wait for hide keyboard to finish.
 515   base::MessageLoop::current()->Run();
 516   EXPECT_FALSE(keyboard_container->IsVisible());
 517 }
 518
 519 class KeyboardControllerAnimationTest : public KeyboardControllerTest {
 520  public:
 521   KeyboardControllerAnimationTest() {}
 522   ~KeyboardControllerAnimationTest() override {}
 523
 524   void SetUp() override {
 525     // We cannot short-circuit animations for this test.
 526     ui::ScopedAnimationDurationScaleMode test_duration_mode(
 527         ui::ScopedAnimationDurationScaleMode::NON_ZERO_DURATION);
 528
 529     KeyboardControllerTest::SetUp();
 530
 531     const gfx::Rect& root_bounds = root_window()->bounds();
 532     keyboard_container()->SetBounds(root_bounds);
 533     root_window()->AddChild(keyboard_container());
 534   }
 535
 536   void TearDown() override {
 537     KeyboardControllerTest::TearDown();
 538   }
 539
 540  protected:
 541   aura::Window* keyboard_container() {
 542     return controller()->GetContainerWindow();
 543   }
 544
 545   aura::Window* keyboard_window() {
 546     return proxy()->GetKeyboardWindow();
 547   }
 548
 549  private:
 550   DISALLOW_COPY_AND_ASSIGN(KeyboardControllerAnimationTest);
 551 };
 552
 553 // Tests virtual keyboard has correct show and hide animation.
 554 TEST_F(KeyboardControllerAnimationTest, ContainerAnimation) {
 555   ui::Layer* layer = keyboard_container()->layer();
 556   ShowKeyboard();
 557
 558   // Keyboard container and window should immediately become visible before
 559   // animation starts.
 560   EXPECT_TRUE(keyboard_container()->IsVisible());
 561   EXPECT_TRUE(keyboard_window()->IsVisible());
 562   float show_start_opacity = layer->opacity();
 563   gfx::Transform transform;
 564   transform.Translate(0, kAnimationDistance);
 565   EXPECT_EQ(transform, layer->transform());
 566   EXPECT_EQ(gfx::Rect(), notified_bounds());
 567
 568   RunAnimationForLayer(layer);
 569   EXPECT_TRUE(keyboard_container()->IsVisible());
 570   EXPECT_TRUE(keyboard_window()->IsVisible());
 571   float show_end_opacity = layer->opacity();
 572   EXPECT_LT(show_start_opacity, show_end_opacity);
 573   EXPECT_EQ(gfx::Transform(), layer->transform());
 574   // KeyboardController should notify the bounds of container window to its
 575   // observers after show animation finished.
 576   EXPECT_EQ(keyboard_container()->bounds(), notified_bounds());
 577
 578   // Directly hide keyboard without delay.
 579   controller()->HideKeyboard(KeyboardController::HIDE_REASON_AUTOMATIC);
 580   EXPECT_TRUE(keyboard_container()->IsVisible());
 581   EXPECT_TRUE(keyboard_container()->layer()->visible());
 582   EXPECT_TRUE(keyboard_window()->IsVisible());
 583   float hide_start_opacity = layer->opacity();
 584   // KeyboardController should notify the bounds of keyboard window to its
 585   // observers before hide animation starts.
 586   EXPECT_EQ(gfx::Rect(), notified_bounds());
 587
 588   RunAnimationForLayer(layer);
 589   EXPECT_FALSE(keyboard_container()->IsVisible());
 590   EXPECT_FALSE(keyboard_container()->layer()->visible());
 591   EXPECT_FALSE(keyboard_window()->IsVisible());
 592   float hide_end_opacity = layer->opacity();
 593   EXPECT_GT(hide_start_opacity, hide_end_opacity);
 594   EXPECT_EQ(transform, layer->transform());
 595   EXPECT_EQ(gfx::Rect(), notified_bounds());
 596 }
 597
 598 // Show keyboard during keyboard hide animation should abort the hide animation
 599 // and the keyboard should animate in.
 600 // Test for crbug.com/333284.
 601 TEST_F(KeyboardControllerAnimationTest, ContainerShowWhileHide) {
 602   ui::Layer* layer = keyboard_container()->layer();
 603   ShowKeyboard();
 604   RunAnimationForLayer(layer);
 605
 606   controller()->HideKeyboard(KeyboardController::HIDE_REASON_AUTOMATIC);
 607   // Before hide animation finishes, show keyboard again.
 608   ShowKeyboard();
 609   RunAnimationForLayer(layer);
 610   EXPECT_TRUE(keyboard_container()->IsVisible());
 611   EXPECT_TRUE(keyboard_window()->IsVisible());
 612   EXPECT_EQ(1.0, layer->opacity());
 613   EXPECT_EQ(gfx::Transform(), layer->transform());
 614 }
 615
 616 }  // namespace keyboard