def test_get_square_root(self):
     number = 4
     epsilon = 0.01
     root_type = 2
     square_root = get_root(root_type, number, epsilon)
     self.assertTrue(abs(number - square_root ** root_type) < epsilon)
 def test_get_cube_root_for_negative_number(self):
     number = -8
     epsilon = 0.01
     root_type = 3
     square_root = get_root(root_type, number, epsilon)
     self.assertTrue(abs(number - square_root ** root_type) < epsilon)