test_options.py 文件源码

def test_mongoengine_field_references_self():
    from mongoengine import Document, ReferenceField

    class Test(Document):
        parent = ReferenceField('self')

    with pytest.raises(Exception) as e_info:
        Options('TestSchema', {'model': Test})

    assert str(e_info.value) == "It was not possible to generate schema for {} because the field {} is a " \
                                "ReferenceField to self and this is not supported yet."\
                                .format("TestSchema", 'parent')