No 'blank the PK' error when the child is to be deleted as part of a cascade
(self, cascade)
| 1783 | "save-update, delete, delete-orphan", |
| 1784 | ) |
| 1785 | def test_delete_cascade_AtoB(self, cascade): |
| 1786 | """No 'blank the PK' error when the child is to |
| 1787 | be deleted as part of a cascade""" |
| 1788 | |
| 1789 | tableB, A, B, tableA = ( |
| 1790 | self.tables.tableB, |
| 1791 | self.classes.A, |
| 1792 | self.classes.B, |
| 1793 | self.tables.tableA, |
| 1794 | ) |
| 1795 | |
| 1796 | self.mapper_registry.map_imperatively( |
| 1797 | A, tableA, properties={"bs": relationship(B, cascade=cascade)} |
| 1798 | ) |
| 1799 | self.mapper_registry.map_imperatively(B, tableB) |
| 1800 | |
| 1801 | a1 = A() |
| 1802 | b1 = B() |
| 1803 | a1.bs.append(b1) |
| 1804 | with fixture_session() as sess: |
| 1805 | sess.add(a1) |
| 1806 | sess.flush() |
| 1807 | |
| 1808 | sess.delete(a1) |
| 1809 | sess.flush() |
| 1810 | assert a1 not in sess |
| 1811 | assert b1 not in sess |
| 1812 | |
| 1813 | def test_delete_manual_AtoB(self): |
| 1814 | tableB, A, B, tableA = ( |
nothing calls this directly
no test coverage detected