Method all_none

test/dialect/postgresql/test_reflection.py:2930–2940

()

            eq_(elements, exp)

        def all_none():
            insp = inspect(connection)
            is_(insp.get_pk_constraint("foo")["comment"], None)
            check(
                insp.get_check_constraints("foo"), {"ch_1": None, "ch_2": None}
            )
            check(
                insp.get_unique_constraints("foo"),
                {"un_1": None, "un_2": None},
            )
            check(insp.get_foreign_keys("foo"), {"fk_1": None, "fk_2": None})

        all_none()