test/javax/swing/plaf/windows/6921687/bug6921687.java

rev 17561 : 8185500: [TESTBUG] Add keywords headful/printer in java/awt and javax tests.
Summary: Add new keyword 'printer'. Some minor test fixes to show headless exception. Add some @requires windows.

@@ -19,22 +19,24 @@
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 
-/*
+/**
  * @test
+ * @key headful
  * @bug 6921687 8079428
  * @summary Mnemonic disappears after repeated attempts to open menu items using
  *          mnemonics
  * @author Semyon Sadetsky
  * @library /test/lib
  * @build jdk.test.lib.Platform
  * @requires (os.family == "windows")
  * @modules java.desktop/com.sun.java.swing.plaf.windows
  * @run main bug6921687
  */
+
 import java.awt.Robot;
 import java.awt.event.KeyEvent;
 import javax.swing.JFrame;
 import javax.swing.JMenu;
 import javax.swing.JMenuBar;

@@ -81,11 +83,11 @@
             robot.keyRelease(KeyEvent.VK_ALT);
             robot.waitForIdle();
             checkMnemonics();
             System.out.println("ok");
         } finally {
-            frame.dispose();
+            if (frame != null) { frame.dispose(); }
         }
 
     }
 
     private static void checkMnemonics() throws Exception {