def testAppend(self):
r = DLList()
r._append(1)
r._append(2)
r._append('cat')
r._append(4)
self.assertEqual(str(r),str([1,2,'cat',4]))
def test_iter(self):
r = DLList()
r._append(0)
r._append(1)
r._append(2)
r._append(3)
r._append(4)
r._append(5)
i = 0
_iter = r.__iter__()
while True:
try:
a = _iter.__next__()
self.assertEqual(i,a)
i = i +1
except StopIteration:
return
except:
self.assertTrue(False,'Iterating Is not working properly')