def test_remove_last(self):
mylist = LinkedList()
mylist.add(1)
mylist.add(2)
mylist.add(3)
mylist.remove(1)
assert mylist.toList() == [3, 2]
def test_remove_first(self):
mylist = LinkedList()
mylist.add(1)
mylist.add(2)
mylist.add(3)
mylist.remove(3)
assert mylist.toList() == [2, 1]
def test_many_duplicates(self):
mylist = LinkedList()
mylist.add(3)
mylist.add(3)
mylist.add(3)
mylist.remove(3)
assert mylist.toList() == [3, 3]
def test_one_item(self):
mylist = LinkedList()
mylist.add(3)
mylist.remove(3)
assert mylist.isEmpty()
def test_empty_list(self):
mylist = LinkedList()
mylist.remove(1)
assert mylist.isEmpty()
