@Test public void testHashSetContains() throws Exception { Capability c1 = factory.createCapability("a"); Capability c2 = factory.createCapability("a"); assertNotNull(c1); assertNotNull(c2); assertNotEquals(c1.hashCode(), c2.hashCode()); c1.setAttribute(ATTR_P1, "p1"); assertNotEquals(c1.hashCode(), c2.hashCode()); c2.setAttribute(ATTR_P1, "p1"); assertNotEquals(c1.hashCode(), c2.hashCode()); }