def test_integerListInsert_whenIndexIsInvalid_shouldRaise(self):
il = IntegerList(1, 2, 3, 4, 5, 6, 7)
with self.assertRaises(Exception) as context:
il.insert(len(il.get_data()), -1)
self.assertIsNotNone(context.exception)
def test_integerListInsert_whenIndexIsValid_shouldInsertIt(self):
il = IntegerList(1, 2, 3, 4, 5, 6, 7)
il.insert(2, -1)
self.assertListEqual([1, 2, -1, 3, 4, 5, 6, 7], il.get_data())
def test_integerListAdd_whenValueIsInteger_shouldBeAdded(self):
il = IntegerList()
il.add(1)
self.assertListEqual([1], il.get_data())
def test_integerListRemoveIndex_whenIndexIsValid_shouldRemoveElementAndReturnIt(self):
il = IntegerList(1, 2, 3, 4, 5, 6, 7)
returned = il.remove_index(3)
self.assertListEqual([1, 2, 3, 5, 6, 7], il.get_data())
self.assertEqual(4, returned)
def test_integerListInit_whenOnlyIntegers_shouldStoreThem(self):
values = [1, 2, 3, 4, 5]
il = IntegerList(*values)
self.assertListEqual(values, il.get_data())