void () { assertTrue(UNKNOWN.isSuperType(CONSUMED)); assertTrue(UNKNOWN.isSuperType(OPEN)); assertTrue(OPEN.isSuperType(OPEN)); assertFalse(OPEN.isSuperType(CONSUMED)); assertFalse(OPEN.isSuperType(UNKNOWN)); assertFalse(CONSUMED.isSuperType(UNKNOWN)); assertFalse(CONSUMED.isSuperType(OPEN)); }