test_disambigutors.py 文件源码

def test_disambiguation(cl_and_vals_a, cl_and_vals_b):
    """Disambiguation should work when there are unique fields."""
    cl_a, vals_a = cl_and_vals_a
    cl_b, vals_b = cl_and_vals_b

    req_a = {a.name for a in attr.fields(cl_a)}
    req_b = {a.name for a in attr.fields(cl_b)}

    assume(len(req_a))
    assume(len(req_b))

    assume((req_a - req_b) or (req_b - req_a))

    fn = create_uniq_field_dis_func(cl_a, cl_b)

    assert fn(attr.asdict(cl_a(*vals_a))) is cl_a