def test_includes_two_three_fail():
tester = LinkedList()
tester.insert(2)
tester.insert(3)
actual = tester.includes(8)
actual = tester.includes(7)
assert actual == False
def test_linked_list_includes_true():
value = 10
node = Node(10)
ll = LinkedList(node)
actual = ll.includes(value)
expected = True
assert actual == expected
def test_includes_two_three_pass():
tester = LinkedList()
tester.insert(2)
tester.insert(3)
actual = tester.includes(2)
actual = tester.includes(3)
assert actual == True
def test_append():
lst = LinkedList()
lst.insert("a")
lst.insert("c")
lst.insert("f")
lst.append("b")
assert lst.includes("b") == True
def test_linked_list_includes_false():
value = 10
other_value = 11
node = Node(10)
ll = LinkedList(node)
actual = ll.includes(other_value)
expected = False
assert actual == expected
def test_includes_false():
ll = LinkedList()
ll.insert(1)
ll.insert(2)
ll.insert(3)
actual = ll.includes(4)
expected = False
assert actual == expected
def test_includes_true():
ll = LinkedList()
ll.insert(1)
ll.insert(2)
ll.insert(3)
ll.insert(4)
actual = ll.includes(2)
expected = True
assert actual == expected
def test_includes():
lst = LinkedList()
lst.insert("a")
lst.insert("c")
lst.insert("f")
assert lst.includes("a") == True
