Index: src/test/api/java/common/javax/swing/RepaintManagerTest.java =================================================================== --- src/test/api/java/common/javax/swing/RepaintManagerTest.java (revision 493699) +++ src/test/api/java/common/javax/swing/RepaintManagerTest.java (working copy) @@ -101,6 +101,11 @@ RepaintManager.currentManager(null).addInvalidComponent(inner); waitForIdle(); assertTrue(marker.isOccurred()); + try { // Regression test for HARMONY-1725 + RepaintManager.currentManager(null).addInvalidComponent(null); + } catch (NullPointerException e) { + fail("Unexpected NullPointerException is thrown"); + } } public void testValidateInvalidComponents() throws Exception {