Method test_class_already_mapped

test/orm/test_mapper.py:131–143

(self)

        )

    def test_class_already_mapped(self):
        users, User = (
            self.tables.users,
            self.classes.User,
        )

        self.mapper(User, users)

        with expect_raises_message(
            sa.exc.ArgumentError,
            "Class .*User.* already has a primary mapper defined",
        ):
            self.mapper(User, users)

    def test_no_table(self):
        """test new error condition raised for table=None