Method test_changeComponent

linear-algebra-python/src/tests.py:110–117

test for the changeComponent(...)-method

(self)

        self.assertEqual(x.__str__(), y.__str__())

    def test_changeComponent(self):
        """
        test for the changeComponent(...)-method
        """
        x = Vector([1, 0, 0])
        x.changeComponent(0, 0)
        x.changeComponent(1, 1)
        self.assertEqual(x.__str__(), "(0,1,0)")

    def test_str_matrix(self):
        A = Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]], 3, 3)