def test_b_empty():
list_a = LinkedList()
for value in reversed([1, 2, 3]):
list_a.insert(value)
list_b = LinkedList()
actual = zip_lists(list_a, list_b)
expected = LinkedList()
for value in reversed([1, 2, 3]):
expected.insert(value)
assert str(actual) == str(expected)
def test_a_empty():
list_a = LinkedList()
list_b = LinkedList()
for value in reversed(["a", "b", "c"]):
list_b.insert(value)
actual = zip_lists(list_a, list_b)
expected = LinkedList()
for value in reversed(["a", "b", "c"]):
expected.insert(value)
assert str(actual) == str(expected)
def test_b_shorter():
list_a = LinkedList()
for value in reversed([1, 2, 3]):
list_a.insert(value)
list_b = LinkedList()
for value in reversed(["a", "b"]):
list_b.insert(value)
actual = zip_lists(list_a, list_b)
expected = LinkedList()
for value in reversed([1, "a", 2, "b", 3]):
expected.insert(value)
assert str(actual) == str(expected)