Python NotField.resolve_and_iter_fields示例

示例#1

文件： test_iter_methods.py 项目： adamchainz/jsl

def test_not_field():
    field = NotField(a)
    assert set(field.iter_fields()) == set([a])
    assert set(field.resolve_and_iter_fields('some_role')) == set([a])

    field = NotField(Var({
        'role_1': a,
        'role_2': b,
        'role_3': None,  # probably should raise?
    }))
    assert set(field.iter_fields()) == set([a, b])
    assert set(field.resolve_and_iter_fields('role_1')) == set([a])
    assert set(field.resolve_and_iter_fields('role_3')) == set([])