cros: Laser pointer fades out on release, do not cover palette.

ash/laser/laser_pointer_controller_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 "ash/laser/laser_pointer_controller.h"
 #include "ash/laser/laser_pointer_controller_test_api.h"
 #include "ash/laser/laser_pointer_points_test_api.h"
 #include "ash/laser/laser_pointer_view.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
@@ skipping 141 matching lines @@
   controller_test_api_.SetEnabled(true);
   EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer());
 
   // Verify moving the stylus 4 times will not display the laser pointer.
   GetEventGenerator().MoveMouseToInHost(gfx::Point(2, 2));
   GetEventGenerator().MoveMouseToInHost(gfx::Point(3, 3));
   GetEventGenerator().MoveMouseToInHost(gfx::Point(4, 4));
   GetEventGenerator().MoveMouseToInHost(gfx::Point(5, 5));
   EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer());
 
-  // Verify pressing the stylus will show the laser pointer and add a point.
+  // Verify pressing the stylus will show the laser pointer and add a point but
+  // will not activate fading out.
   GetEventGenerator().PressLeftButton();
   EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer());
+  EXPECT_FALSE(controller_test_api_.IsFadingOut());
   EXPECT_EQ(1, controller_test_api_.laser_points().GetNumberOfPoints());
 
   // Verify dragging the stylus 2 times will add 2 more points.
   GetEventGenerator().MoveMouseToInHost(gfx::Point(6, 6));
   GetEventGenerator().MoveMouseToInHost(gfx::Point(7, 7));
   EXPECT_EQ(3, controller_test_api_.laser_points().GetNumberOfPoints());
 
-  // Verify releasing the stylus hides the laser pointer.
+  // Verify releasing the stylus still shows the laser pointer, which is fading
+  // away.
   GetEventGenerator().ReleaseLeftButton();
-  EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer());
+  EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer());
+  EXPECT_TRUE(controller_test_api_.IsFadingOut());
 
   // Verify that disabling the mode does not display the laser pointer.
   controller_test_api_.SetEnabled(false);
   EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer());
 
   // Verify that disabling the mode while laser pointer is displayed does not
   // display the laser pointer.
   controller_test_api_.SetEnabled(true);
   GetEventGenerator().PressLeftButton();
   GetEventGenerator().MoveMouseToInHost(gfx::Point(6, 6));
@@ skipping 12 matching lines @@
   // from the stylus, even when enabled.
   GetEventGenerator().ExitPenPointerMode();
   controller_test_api_.SetEnabled(true);
   GetEventGenerator().PressLeftButton();
   GetEventGenerator().MoveMouseToInHost(gfx::Point(10, 10));
   GetEventGenerator().MoveMouseToInHost(gfx::Point(11, 11));
   EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer());
   GetEventGenerator().ReleaseLeftButton();
 }
 }  // namespace ash