def test_it_should_subtract_lists2(self):
a = ["a", "b", "c", "e"]
b = ["a", "b", "c", "d", "e", "f"]
result = Lists.subtract(a, b)
self.assertEquals(len(result), 0)
def test_it_should_subtract_lists2(self):
a = ["a", "b", "c", "e"]
b = ["a", "b", "c", "d", "e", "f"]
result = Lists.subtract(a, b)
self.assertEquals(len(result), 0)
def test_it_should_subtract_lists(self):
a = ["a", "b", "c", "d", "e", "f"]
b = ["a", "b", "c", "e"]
result = Lists.subtract(a, b)
self.assertEqual(len(result), 2)
self.assertEqual(result[0], "d")
self.assertEqual(result[1], "f")