test/jdk/java/awt/TrayIcon/ActionEventMask/ActionEventMask.java

*** 25,34 ****
--- 25,35 ----
  import java.awt.event.*;
  import java.awt.image.BufferedImage;
  
  /*
   * @test
+  * @key headful
   * @summary Check if ActionEvent triggered when a TrayIcon is double
   *          (single, on Mac) clicked is visible by an AWTEventListener
   *          added to the Toolkit. It also checks if all listeners are
   *          triggered when multiple AWTEventListeners and ActionListeners
   *          are added.