def METHOD_NAME(self):
    float_a = np.array([1., 2., 3.])
    b = self._get_array(2.)
    float_b = b.view(np.float64).copy()
    np.multiply.at(float_b, [1, 1, 1], float_a)
    np.multiply.at(b, [1, 1, 1], float_a)
    assert_array_equal(b.view(np.float64), float_b)