(self)
| 1678 | ) |
| 1679 | |
| 1680 | def test_no_delete_PK_BtoA(self): |
| 1681 | tableB, A, B, tableA = ( |
| 1682 | self.tables.tableB, |
| 1683 | self.classes.A, |
| 1684 | self.classes.B, |
| 1685 | self.tables.tableA, |
| 1686 | ) |
| 1687 | |
| 1688 | self.mapper_registry.map_imperatively( |
| 1689 | B, tableB, properties={"a": relationship(A, cascade="save-update")} |
| 1690 | ) |
| 1691 | self.mapper_registry.map_imperatively(A, tableA) |
| 1692 | |
| 1693 | b1 = B() |
| 1694 | a1 = A() |
| 1695 | b1.a = a1 |
| 1696 | with fixture_session() as sess: |
| 1697 | sess.add(b1) |
| 1698 | sess.flush() |
| 1699 | b1.a = None |
| 1700 | assert_raises_message( |
| 1701 | AssertionError, |
| 1702 | "Dependency rule on column 'tableA.id' tried to blank-out " |
| 1703 | "primary key column 'tableB.id' on instance ", |
| 1704 | sess.flush, |
| 1705 | ) |
| 1706 | |
| 1707 | @testing.fails_on_everything_except( |
| 1708 | "sqlite", testing.requires.mysql_non_strict |
nothing calls this directly
no test coverage detected