def test_bad_setv():
 cant_compile(u'(setv if* 1)')
 cant_compile(u'(setv (a b) [1 2])')

def test_bad_setv ( ) : cant_compile ( u'(setv if* 1)' ) cant_compile ( u'(setv (a b) [1 2])' )
ensure setv handles error cases .