def testForall (self):
self.assertEquals (True, Nil.forall (lambda x: x == 0))
self.assertEquals (False, List (1, 2, 3).forall (_ % 2 == 0))
self.assertEquals (True, List (2, 4).forall (_ % 2 == 0))
pass
def testForall (self):
self.assertEquals (True, Nil.forall (lambda x: x == 0))
self.assertEquals (False, List (1, 2, 3).forall (_ % 2 == 0))
self.assertEquals (True, List (2, 4).forall (_ % 2 == 0))
pass
