test_dsdf.py 文件源码

def test_dsdf_exact(eval_buffer):
    """ Following the direction ends up on the surface in a single step

    This test conditionally xfails if the DSDF of this shape is not exact.
    `test_dsdf_approximate` ensures that the approximation is correct """

    for v in eval_buffer.array:
        if v[1]["w"] != pytest.approx(0, abs=1e-5):
            pytest.xfail()