Method test_unsupported_lookups_custom_lookups

tests/lookup/tests.py:1197–1205

(self)

            Article.objects.filter(pub_date__gt__lt__foo="blahblah")

    def test_unsupported_lookups_custom_lookups(self):
        slug_field = Article._meta.get_field("slug")
        msg = (
            "Unsupported lookup 'lengtp' for SlugField or join on the field not "
            "permitted, perhaps you meant length?"
        )
        with self.assertRaisesMessage(FieldError, msg):
            with register_lookup(slug_field, Length):
                Article.objects.filter(slug__lengtp=20)

    def test_relation_nested_lookup_error(self):
        # An invalid nested lookup on a related field raises a useful error.