New AppListView Scroll Behavior.

ash/app_list/app_list_presenter_delegate_unittest.cc

 // Copyright 2013 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 "ash/ash_switches.h"
 #include "ash/public/cpp/config.h"
 #include "ash/public/cpp/shelf_types.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/shelf/shelf.h"
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shell.h"
 #include "ash/shell_port.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/test/test_app_list_view_presenter_impl.h"
 #include "ash/wm/maximize_mode/maximize_mode_controller.h"
 #include "ash/wm/window_util.h"
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/test/scoped_feature_list.h"
 #include "ui/app_list/app_list_features.h"
 #include "ui/app_list/app_list_switches.h"
 #include "ui/app_list/views/app_list_main_view.h"
 #include "ui/app_list/views/app_list_view.h"
+#include "ui/app_list/views/search_box_view.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/window.h"
 #include "ui/display/display.h"
 #include "ui/display/screen.h"
 #include "ui/events/test/event_generator.h"
 
 namespace ash {
 namespace {
 
 int64_t GetPrimaryDisplayId() {
@@ skipping 455 matching lines @@
   generator.MoveMouseTo(tap_point);
   generator.ClickLeftButton();
   EXPECT_FALSE(app_list_presenter_impl()->GetTargetVisibility());
 }
 
 // Tests that the shelf background displays/hides with bottom shelf
 // alignment.
 TEST_F(AppListPresenterDelegateTest,
        ShelfBackgroundRespondsToAppListBeingShown) {
   // TODO(newcomer): Investigate mash failures crbug.com/726838
-   if (Shell::GetAshConfig() == Config::MASH)
-     return;
+  if (Shell::GetAshConfig() == Config::MASH)
+    return;
   EnableFullscreenAppList();
   GetPrimaryShelf()->SetAlignment(SHELF_ALIGNMENT_BOTTOM);
 
   // Show the app list, the shelf background should be transparent.
   app_list_presenter_impl()->Show(GetPrimaryDisplayId());
   ShelfLayoutManager* shelf_layout_manager =
       GetPrimaryShelf()->shelf_layout_manager();
   EXPECT_EQ(shelf_layout_manager->GetShelfBackgroundType(),
             SHELF_BACKGROUND_DEFAULT);
   app_list_presenter_impl()->Dismiss();
 
   // Set the alignment to the side and show the app list. The background should
   // show.
   GetPrimaryShelf()->SetAlignment(ShelfAlignment::SHELF_ALIGNMENT_LEFT);
   app_list_presenter_impl()->Show(GetPrimaryDisplayId());
   EXPECT_TRUE(app_list::features::IsFullscreenAppListEnabled());
   EXPECT_FALSE(GetPrimaryShelf()->IsHorizontalAlignment());
-  EXPECT_EQ(GetPrimaryShelf()->shelf_layout_manager()->
-            GetShelfBackgroundType(),
+  EXPECT_EQ(GetPrimaryShelf()->shelf_layout_manager()->GetShelfBackgroundType(),
             SHELF_BACKGROUND_DEFAULT);
 }
 
 // Tests that the half app list closes if the user taps outside its bounds.
 TEST_F(AppListPresenterDelegateTest, TapAndClickOutsideClosesHalfAppList) {
   // TODO(newcomer): Investigate mash failures crbug.com/726838
   EnableFullscreenAppList();
   app_list_presenter_impl()->Show(GetPrimaryDisplayId());
   ui::test::EventGenerator& generator = GetEventGenerator();
 
@@ skipping 30 matching lines @@
   app_list_presenter_impl()->Show(GetPrimaryDisplayId());
   generator.PressKey(ui::KeyboardCode::VKEY_0, 0);
   EXPECT_EQ(app_list->app_list_state(), app_list::AppListView::HALF);
 
   // Clicking outside the bounds closes the app list.
   generator.MoveMouseTo(gfx::Point(10, 10));
   generator.ClickLeftButton();
   EXPECT_FALSE(app_list_presenter_impl()->IsVisible());
 }
 
+// Tests that the app list transitions on mousewheel and gesture scroll events.
+TEST_P(AppListPresenterDelegateTest, MouseWheelAndGestureScrollTransition) {
+  if (!GetParam())
+    EnableFullscreenAppList();  // TODO FOR THIS CL: on rebase, change this to
+                                // class FullscreenAppListPresenterDelegateTest
+
+  bool test_mouse_event = GetParam();
+  app_list_presenter_impl()->Show(GetPrimaryDisplayId());
+  app_list::AppListView* view = app_list_presenter_impl()->GetView();
+  ui::test::EventGenerator& generator = GetEventGenerator();
+  gfx::Point inside_search_box = view->app_list_main_view()
+                                     ->search_box_view()
+                                     ->GetBoundsInScreen()
+                                     .origin();
+  EXPECT_EQ(view->app_list_state(), app_list::AppListView::PEEKING);
+
+  // Move mouse to over the searchbox, mousewheel scroll up.
+  generator.MoveMouseTo(inside_search_box);
+  if (test_mouse_event) {
+    generator.MoveMouseWheel(0, -30);
+  } else {
+    generator.ScrollSequence(
+        inside_search_box, base::TimeDelta::FromMilliseconds(5), 0, -300, 2, 2);
+  }
+  EXPECT_EQ(view->app_list_state(), app_list::AppListView::FULLSCREEN_ALL_APPS);
+
+  // swipe down, the app list should return to peeking mode.

[oshima, 2017/07/14 02:06:47]

Swipe

[newcomer, 2017/07/14 17:49:33]

Done.

+  gfx::Point start = gfx::Point(0, 0);

[oshima, 2017/07/14 02:06:47]

start(0, 0)

[newcomer, 2017/07/14 17:49:33]

Done.

+  generator.GestureScrollSequence(start, gfx::Point(0, 720),
+                                  base::TimeDelta::FromMilliseconds(100), 10);
+  EXPECT_EQ(view->app_list_state(), app_list::AppListView::PEEKING);
+
+  // Move mouse away from the searchbox, mousewheel scroll up.
+  gfx::Point outside_search_box = view->GetBoundsInScreen().origin();
+  generator.MoveMouseTo(outside_search_box);
+  if (test_mouse_event) {
+    generator.MoveMouseWheel(0, -30);
+  } else {
+    generator.ScrollSequence(outside_search_box,
+                             base::TimeDelta::FromMilliseconds(5), 0, -300, 2,
+                             2);
+  }
+  EXPECT_EQ(view->app_list_state(), app_list::AppListView::FULLSCREEN_ALL_APPS);
+}
+
 }  // namespace ash