Avoid toggling app list if interrupted by mouse

ash/accelerators/accelerator_controller_unittest.cc

 // Copyright (c) 2012 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 "ash/accelerators/accelerator_controller.h"
 
 #include "ash/accelerators/accelerator_table.h"
 #include "ash/accessibility_delegate.h"
 #include "ash/accessibility_types.h"
 #include "ash/ash_switches.h"
@@ skipping 844 matching lines @@
 
   // The press of VKEY_BROWSER_SEARCH should toggle the AppList
   EXPECT_TRUE(ProcessInController(
       ui::Accelerator(ui::VKEY_BROWSER_SEARCH, ui::EF_NONE)));
   RunAllPendingInMessageLoop();
   EXPECT_EQ(3u, test_app_list_presenter.toggle_count());
   EXPECT_FALSE(ProcessInController(
       CreateReleaseAccelerator(ui::VKEY_BROWSER_SEARCH, ui::EF_NONE)));
   RunAllPendingInMessageLoop();
   EXPECT_EQ(3u, test_app_list_presenter.toggle_count());
+
+  // When pressed key is interrupted by mouse, the AppList should not toggle.
+  EXPECT_FALSE(
+      ProcessInController(ui::Accelerator(ui::VKEY_LWIN, ui::EF_NONE)));
+  GetController()->accelerator_history()->InterruptCurrentAccelerator();
+  EXPECT_FALSE(ProcessInController(
+      CreateReleaseAccelerator(ui::VKEY_LWIN, ui::EF_NONE)));
+  RunAllPendingInMessageLoop();
+  EXPECT_EQ(3u, test_app_list_presenter.toggle_count());
 }
 
 TEST_F(AcceleratorControllerTest, ImeGlobalAccelerators) {
   ASSERT_EQ(0u, Shell::Get()->ime_controller()->available_imes().size());
 
   // Cycling IME is blocked because there is nothing to switch to.
   ui::Accelerator control_space_down(ui::VKEY_SPACE, ui::EF_CONTROL_DOWN);
   ui::Accelerator control_space_up(ui::VKEY_SPACE, ui::EF_CONTROL_DOWN);
   control_space_up.set_key_state(ui::Accelerator::KeyState::RELEASED);
   ui::Accelerator control_shift_space(ui::VKEY_SPACE,
@@ skipping 446 matching lines @@
       EXPECT_TRUE(IsMessageCenterEmpty());
     }
 
     // If the action is LOCK_SCREEN, we must reset the state by unlocking the
     // screen before we proceed testing the rest of accelerators.
     ResetStateIfNeeded();
   }
 }
 
 }  // namespace ash