[Notifications] Fix swipe to close for ARC notifications.

ui/message_center/views/custom_notification_view_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/utf_string_conversions.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/base/ime/dummy_text_input_client.h"
 #include "ui/base/ime/input_method.h"
 #include "ui/base/ime/text_input_client.h"
+#include "ui/compositor/scoped_animation_duration_scale_mode.h"
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
+#include "ui/events/test/event_generator.h"
 #include "ui/message_center/notification.h"
 #include "ui/message_center/notification_delegate.h"
 #include "ui/message_center/views/custom_notification_view.h"
 #include "ui/message_center/views/message_center_controller.h"
 #include "ui/message_center/views/message_view_factory.h"
 #include "ui/views/background.h"
 #include "ui/views/controls/button/image_button.h"
 #include "ui/views/test/views_test_base.h"
 
 namespace message_center {
@@ skipping 44 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(TestCustomView);
 };
 
 class TestContentViewDelegate : public CustomNotificationContentViewDelegate {
  public:
   bool IsCloseButtonFocused() const override { return false; }
   void RequestFocusOnCloseButton() override {}
   bool IsPinned() const override { return false; }
   void UpdateControlButtonsVisibility() override {}
+  void OnSlideChanged() override {}
 };
 
 class TestNotificationDelegate : public NotificationDelegate {
  public:
   TestNotificationDelegate() {}
 
   // NotificateDelegate
   std::unique_ptr<CustomContent> CreateCustomContent() override {
     return base::MakeUnique<CustomContent>(
         base::MakeUnique<TestCustomView>(),
@@ skipping 96 matching lines @@
     notification_view_.reset(static_cast<CustomNotificationView*>(
         MessageViewFactory::Create(controller(), *notification_, true)));
     notification_view_->set_owned_by_client();
 
     views::Widget::InitParams init_params(
         CreateParams(views::Widget::InitParams::TYPE_POPUP));
     views::Widget* widget = new views::Widget();
     widget->Init(init_params);
     widget->SetContentsView(notification_view_.get());
     widget->SetSize(notification_view_->GetPreferredSize());
+    widget->Show();
   }
 
   void TearDown() override {
     widget()->Close();
     notification_view_.reset();
     views::ViewsTestBase::TearDown();
   }
 
   SkColor GetBackgroundColor() const {
     return notification_view_->background_view()->background()->get_color();
@@ skipping 19 matching lines @@
 
   void KeyPress(ui::KeyboardCode key_code) {
     ui::KeyEvent event(ui::ET_KEY_PRESSED, key_code, ui::EF_NONE);
     widget()->OnKeyEvent(&event);
   }
 
   void UpdateNotificationViews() {
     notification_view()->UpdateWithNotification(*notification());
   }
 
+  float GetNotificationSlideAmount() const {
+    return notification_view_->GetSlideOutLayer()
+        ->transform()
+        .To2dTranslation()
+        .x();
+  }
+
+  void DispatchGesture(const ui::GestureEventDetails& details) {
+    ui::test::EventGenerator generator(
+        notification_view()->GetWidget()->GetNativeWindow());
+    ui::GestureEvent event(0, 0, 0, ui::EventTimeForNow(), details);
+    generator.Dispatch(&event);
+  }
+
+  void BeginScroll() {
+    DispatchGesture(ui::GestureEventDetails(ui::ET_GESTURE_SCROLL_BEGIN));
+  }
+
+  void EndScroll() {
+    DispatchGesture(ui::GestureEventDetails(ui::ET_GESTURE_SCROLL_END));
+  }
+
+  void ScrollBy(int dx) {
+    DispatchGesture(
+        ui::GestureEventDetails(ui::ET_GESTURE_SCROLL_UPDATE, dx, 0));
+  }
+
   TestMessageCenterController* controller() { return &controller_; }
   Notification* notification() { return notification_.get(); }
   TestCustomView* custom_view() {
     return static_cast<TestCustomView*>(notification_view_->contents_view_);
   }
   views::Widget* widget() { return notification_view_->GetWidget(); }
   CustomNotificationView* notification_view() {
     return notification_view_.get();
   }
 
@@ skipping 23 matching lines @@
   ui::MouseEvent move(ui::ET_MOUSE_MOVED, cursor_location, cursor_location,
                       ui::EventTimeForNow(), ui::EF_NONE, ui::EF_NONE);
   widget()->OnMouseEvent(&move);
   EXPECT_EQ(3, custom_view()->mouse_event_count());
 
   EXPECT_EQ(0, custom_view()->keyboard_event_count());
   KeyPress(ui::VKEY_A);
   EXPECT_EQ(1, custom_view()->keyboard_event_count());
 }
 
+TEST_F(CustomNotificationViewTest, SlideOut) {
+  ui::ScopedAnimationDurationScaleMode zero_duration_scope(
+      ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
+
+  UpdateNotificationViews();
+  std::string notification_id = notification()->id();
+
+  BeginScroll();
+  ScrollBy(-10);
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_EQ(-10.f, GetNotificationSlideAmount());
+  EndScroll();
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_EQ(0.f, GetNotificationSlideAmount());
+
+  BeginScroll();
+  ScrollBy(-200);
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_EQ(-200.f, GetNotificationSlideAmount());
+  EndScroll();
+  EXPECT_TRUE(controller()->IsRemoved(notification_id));
+}
+
+TEST_F(CustomNotificationViewTest, SlideOutNested) {
+  ui::ScopedAnimationDurationScaleMode zero_duration_scope(
+      ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
+
+  UpdateNotificationViews();
+  notification_view()->SetIsNested();
+  std::string notification_id = notification()->id();
+
+  BeginScroll();
+  ScrollBy(-10);
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_EQ(-10.f, GetNotificationSlideAmount());
+  EndScroll();
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_EQ(0.f, GetNotificationSlideAmount());
+
+  BeginScroll();
+  ScrollBy(-200);
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_EQ(-200.f, GetNotificationSlideAmount());
+  EndScroll();
+  EXPECT_TRUE(controller()->IsRemoved(notification_id));
+}
+
+// Pinning notification is ChromeOS only feature.
+#if defined(OS_CHROMEOS)
+
+TEST_F(CustomNotificationViewTest, SlideOutPinned) {
+  ui::ScopedAnimationDurationScaleMode zero_duration_scope(
+      ui::ScopedAnimationDurationScaleMode::ZERO_DURATION);
+
+  notification()->set_pinned(true);
+  UpdateNotificationViews();
+  std::string notification_id = notification()->id();
+
+  BeginScroll();
+  ScrollBy(-200);
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+  EXPECT_LT(-200.f, GetNotificationSlideAmount());
+  EndScroll();
+  EXPECT_FALSE(controller()->IsRemoved(notification_id));
+}
+
+#endif  // defined(OS_CHROMEOS)
+
 TEST_F(CustomNotificationViewTest, PressBackspaceKey) {
   std::string notification_id = notification()->id();
   custom_view()->RequestFocus();
 
   ui::InputMethod* input_method = custom_view()->GetInputMethod();
   ASSERT_TRUE(input_method);
   TestTextInputClient text_input_client;
   input_method->SetFocusedTextInputClient(&text_input_client);
   ASSERT_EQ(&text_input_client, input_method->GetTextInputClient());
 
@@ skipping 36 matching lines @@
   EXPECT_EQ("360x10", size.ToString());
 
   // The long notification.
   custom_view()->set_preferred_size(gfx::Size(1000, 1000));
   size = notification_view()->GetPreferredSize();
   size.Enlarge(0, -notification_view()->GetInsets().height());
   EXPECT_EQ("360x1000", size.ToString());
 }
 
 }  // namespace message_center