Add EventFilter for LauncherTooltip (2nd try).

ash/launcher/launcher_tooltip_manager_unittest.cc

Index: ash/launcher/launcher_tooltip_manager_unittest.cc
diff --git a/ash/launcher/launcher_tooltip_manager_unittest.cc b/ash/launcher/launcher_tooltip_manager_unittest.cc
index 0e428574d5034626c7c64e4b39a307308ad8b3dd..6d14c895e4f313c001ec2096e21c09b6fb2f1253 100644
--- a/ash/launcher/launcher_tooltip_manager_unittest.cc
+++ b/ash/launcher/launcher_tooltip_manager_unittest.cc
@@ -8,6 +8,12 @@
 #include "ash/wm/shelf_layout_manager.h"
 #include "ash/wm/window_util.h"
 #include "base/string16.h"
+#include "base/time.h"
+#include "ui/aura/event.h"
+#include "ui/aura/event_filter.h"
+#include "ui/aura/root_window.h"
+#include "ui/base/events.h"
+#include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/views/widget/widget.h"
 
 namespace ash {
@@ -19,10 +25,17 @@ class LauncherTooltipManagerTest : public AshTestBase {
   virtual ~LauncherTooltipManagerTest() {}
 
   virtual void SetUp() OVERRIDE {
-    ash::test::AshTestBase::SetUp();
+    AshTestBase::SetUp();
 
     tooltip_manager_.reset(new internal::LauncherTooltipManager(
-        SHELF_ALIGNMENT_BOTTOM, Shell::GetInstance()->shelf()));
+        SHELF_ALIGNMENT_BOTTOM,
+        Shell::GetInstance()->shelf(),
+        Shell::GetInstance()->launcher()->GetLauncherViewForTest()));
+  }
+
+  virtual void TearDown() OVERRIDE {
+    tooltip_manager_.reset();
+    AshTestBase::TearDown();
   }
 
   void ShowDelayed() {
@@ -43,6 +56,14 @@ class LauncherTooltipManagerTest : public AshTestBase {
     return tooltip_manager_->timer_.get() != NULL;
   }
 
+  aura::EventFilter* GetEventFilter() {
+    return tooltip_manager_.get();
+  }
+
+  views::Widget* GetTooltipWidget() {
+    return tooltip_manager_->widget_;
+  }
+
  protected:
   scoped_ptr<views::View> dummy_anchor_;
   scoped_ptr<internal::LauncherTooltipManager> tooltip_manager_;
@@ -112,5 +133,67 @@ TEST_F(LauncherTooltipManagerTest, HideWhenShelfIsAutoHide) {
   EXPECT_FALSE(IsTimerRunning());
 }
 
+TEST_F(LauncherTooltipManagerTest, ShouldHideForEvents) {
+  ShowImmediately();
+  ASSERT_TRUE(TooltipIsVisible());
+
+  aura::RootWindow* root_window = Shell::GetInstance()->GetPrimaryRootWindow();
+  aura::EventFilter* event_filter = GetEventFilter();
+
+  // Should not hide for key events.
+  aura::KeyEvent key_event(ui::ET_KEY_PRESSED, ui::VKEY_A, ui::EF_NONE);
+  EXPECT_FALSE(event_filter->PreHandleKeyEvent(root_window, &key_event));
+  EXPECT_TRUE(TooltipIsVisible());
+
+  // Should hide for touch events.
+  aura::TouchEvent touch_event(
+      ui::ET_TOUCH_PRESSED, gfx::Point(), 0, base::TimeDelta());
+  EXPECT_EQ(ui::TOUCH_STATUS_UNKNOWN,
+            event_filter->PreHandleTouchEvent(root_window, &touch_event));
+  EXPECT_FALSE(TooltipIsVisible());
+
+  // Shouldn't hide if the touch happens on the tooltip.
+  ShowImmediately();
+  views::Widget* tooltip_widget = GetTooltipWidget();
+  EXPECT_EQ(ui::TOUCH_STATUS_UNKNOWN,
+            event_filter->PreHandleTouchEvent(
+                tooltip_widget->GetNativeWindow(), &touch_event));
+  EXPECT_TRUE(TooltipIsVisible());
+
+  // Should hide for gesture events.
+  aura::GestureEvent gesture_event(
+      ui::ET_GESTURE_BEGIN, 0, 0, ui::EF_NONE, base::Time(),
+      ui::GestureEventDetails(ui::ET_GESTURE_BEGIN, 0.0f, 0.0f), 0);
+  EXPECT_EQ(ui::GESTURE_STATUS_UNKNOWN,
+            event_filter->PreHandleGestureEvent(root_window, &gesture_event));
+  RunAllPendingInMessageLoop();
+  EXPECT_FALSE(TooltipIsVisible());
+}
+
+TEST_F(LauncherTooltipManagerTest, HideForMouseEvent) {
+  ShowImmediately();
+  ASSERT_TRUE(TooltipIsVisible());
+
+  aura::RootWindow* root_window = Shell::GetInstance()->GetPrimaryRootWindow();
+  aura::EventFilter* event_filter = GetEventFilter();
+
+  gfx::Rect tooltip_rect = GetTooltipWidget()->GetNativeWindow()->bounds();
+  ASSERT_FALSE(tooltip_rect.IsEmpty());
+
+  // Shouldn't hide if the mouse is in the tooltip.
+  aura::MouseEvent mouse_event(ui::ET_MOUSE_MOVED, tooltip_rect.CenterPoint(),
+                               tooltip_rect.CenterPoint(), ui::EF_NONE);
+  aura::LocatedEvent::TestApi test_api(&mouse_event);
+
+  EXPECT_FALSE(event_filter->PreHandleMouseEvent(root_window, &mouse_event));
+  EXPECT_TRUE(TooltipIsVisible());
+
+  // Should hide if the mouse is out of the tooltip.
+  test_api.set_location(tooltip_rect.origin().Add(gfx::Point(-1, -1)));
+  EXPECT_FALSE(event_filter->PreHandleMouseEvent(root_window, &mouse_event));
+  RunAllPendingInMessageLoop();
+  EXPECT_FALSE(TooltipIsVisible());
+}
+
 }  // namespace test
 }  // namespace ash