Method fk

lib/sqlalchemy/testing/suite/test_ddl.py:238–282

(self, metadata, connection)

    __sparse_driver_backend__ = True

    def fk(self, metadata, connection):
        convention = {
            "fk": "foreign_key_%(table_name)s_"
            "%(column_0_N_name)s_"
            "%(referred_table_name)s_"
            + (
                "_".join(
                    "".join(random.choice("abcdef") for j in range(20))
                    for i in range(10)
                )
            ),
        }
        metadata.naming_convention = convention

        Table(
            "a_things_with_stuff",
            metadata,
            Column("id_long_column_name", Integer, primary_key=True),
            test_needs_fk=True,
        )

        cons = ForeignKeyConstraint(
            ["aid"], ["a_things_with_stuff.id_long_column_name"]
        )
        Table(
            "b_related_things_of_value",
            metadata,
            Column(
                "aid",
            ),
            cons,
            test_needs_fk=True,
        )
        actual_name = cons.name

        metadata.create_all(connection)

        if testing.requires.foreign_key_constraint_name_reflection.enabled:
            insp = inspect(connection)
            fks = insp.get_foreign_keys("b_related_things_of_value")
            reflected_name = fks[0]["name"]

            return actual_name, reflected_name
        else:
            return actual_name, None

    def pk(self, metadata, connection):
        convention = {