def METHOD_NAME(BENZENE):
    """Test :meth:`Molecule.round_coords`."""
    benzene = BENZENE.copy()
    ref1 = np.array(
        [
            [1.0, -1.0, 0.0],
            [1.0, 1.0, 0.0],
            [0.0, 1.0, 0.0],
            [-1.0, 1.0, 0.0],
            [-1.0, -1.0, 0.0],
            [0.0, -1.0, 0.0],
            [2.0, -1.0, 0.0],
            [2.0, 1.0, 0.0],
            [0.0, 2.0, 0.0],
            [-2.0, 1.0, 0.0],
            [-2.0, -1.0, 0.0],
            [0.0, -2.0, 0.0],
        ]
    )
    ref2 = np.array(
        [
            [1.19, -0.69, 0.0],
            [1.19, 0.69, 0.0],
            [0.0, 1.38, 0.0],
            [-1.19, 0.69, 0.0],
            [-1.19, -0.69, 0.0],
            [-0.0, -1.38, 0.0],
            [2.13, -1.23, -0.0],
            [2.13, 1.23, -0.0],
            [0.0, 2.46, -0.0],
            [-2.13, 1.23, -0.0],
            [-2.13, -1.23, -0.0],
            [-0.0, -2.46, -0.0],
        ]
    )
    benzene2 = round(benzene)
    np.testing.assert_array_equal(benzene2, ref1)
    benzene.round_coords(decimals=2)
    np.testing.assert_allclose(benzene, ref2)