def test_setitem(self):
        vec1 = Vector([4, 2, 1, 5])
        vec1[2] = 10

        self.assertListEqual(vec1.get(), [4, 2, 10, 5])

        vec2 = Vector([1, 2, 3])
        vec2[5] = 7

        self.assertListEqual(vec2.get(), [1, 2, 3, 0, 0, 7])
    def test_get(self):
        arr = [3, 4, 5]
        vec = Vector(arr)

        self.assertEqual(vec.get(), arr)