Index: modules/swing/src/test/api/java/common/javax/swing/text/MaskFormatterTest.java =================================================================== --- modules/swing/src/test/api/java/common/javax/swing/text/MaskFormatterTest.java (revision 453187) +++ modules/swing/src/test/api/java/common/javax/swing/text/MaskFormatterTest.java (working copy) @@ -306,4 +306,15 @@ assertTrue("Unexcepted exception: " + e.getMessage(), false); } } + + public void testValueToString_Object() throws ParseException{ + // Regression for HARMONY-1742 + MaskFormatter obj = new MaskFormatter(); + obj.valueToString(new Object()); + } + public void testInstall_JFormattedTextField() { + // Regression for HARMONY-1742 + MaskFormatter obj = new MaskFormatter(); + obj.install(new JFormattedTextField()); + } }