test/javax/swing/UI/UnninstallUIMemoryLeaks/UnninstallUIMemoryLeaks.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.

*** 29,38 ****
--- 29,39 ----
  
  import static javax.swing.UIManager.getInstalledLookAndFeels;
  
  /**
   * @test
+  * @key headful
   * @bug 8134947
   * @author Sergey Bylokhov
   * @run main/timeout=300/othervm -Xmx12m -XX:+HeapDumpOnOutOfMemoryError UnninstallUIMemoryLeaks
   */
  public final class UnninstallUIMemoryLeaks {
*** 52,62 ****
                          }
                      });
                  }
              }
          } finally {
!             EventQueue.invokeAndWait(() -> frame.dispose());
          }
      }
  
      private static void createGUI() throws Exception {
          EventQueue.invokeAndWait(() -> {
--- 53,63 ----
                          }
                      });
                  }
              }
          } finally {
!             if (frame != null) { EventQueue.invokeAndWait(() -> frame.dispose()); }
          }
      }
  
      private static void createGUI() throws Exception {
          EventQueue.invokeAndWait(() -> {