def test_remove():
""" Test remove """
l = DoubleLinkedList()
with pytest.raises(LookupError):
l.remove(1)
for i in range(1, 4):
l.append(i)
assert l.remove(2)
assert l.head.value == 1
assert l.head.next.value == 3
assert l.tail.value == 3
assert l._size == 2
def test_remove():
""" Test remove """
l = DoubleLinkedList()
with pytest.raises(LookupError):
l.remove(1)
for i in range(1,4):
l.append(i)
assert l.remove(2)
assert l.head.value == 1
assert l.head.next.value == 3
assert l.tail.value == 3
assert l._size == 2
def test_remove_error():
from double_linked import DoubleLinkedList
new_list = DoubleLinkedList(LIST_INPUT)
with pytest.raises(ValueError):
new_list.remove('eight')
def test_remove():
from double_linked import DoubleLinkedList
new_list = DoubleLinkedList(LIST_INPUT)
new_list.remove(9)
new_list.remove(7)
assert new_list.head.data == 8
def test_remove_error():
from double_linked import DoubleLinkedList
new_list = DoubleLinkedList(LIST_INPUT)
with pytest.raises(ValueError):
new_list.remove('eight')
def test_remove():
from double_linked import DoubleLinkedList
new_list = DoubleLinkedList(LIST_INPUT)
new_list.remove(9)
new_list.remove(7)
assert new_list.head.data == 8
