Index: src/test/api/java/common/java/awt/ContainerRTest.java =================================================================== --- src/test/api/java/common/java/awt/ContainerRTest.java (revision 490131) +++ src/test/api/java/common/java/awt/ContainerRTest.java (working copy) @@ -54,6 +54,16 @@ assertTrue(c2.isDisplayable()); } + public void testAddComponent() { + try { + Container s = new Container(); + s.add((Component) null); + fail("NPE should be thrown"); + } catch (NullPointerException npe) { + // PASSED + } + } + // public final void testRemoveComponent() { // Button b = new Button(); // boolean npeThrown = false;