Method test_a_only

test/orm/inheritance/test_basic.py:1773–1810

(self)

        )

    def test_a_only(self):
        A, B, C = self.classes("A", "B", "C")
        self._fixture(a_p=True)

        s = fixture_session()
        a1, b1, c1 = A(id=1), B(id=2), C(cid=1, id=3)
        s.add_all([a1, b1, c1])
        s.commit()

        s.delete(a1)

        with self.sql_execution_asserter(testing.db) as asserter:
            s.flush()
        asserter.assert_(
            CompiledSQL(
                "SELECT a.id, a.type FROM a WHERE a.id = :pk_1",
                [{"pk_1": 1}],
            ),
            CompiledSQL("DELETE FROM a WHERE a.id = :id", [{"id": 1}]),
        )

        b1.id
        s.delete(b1)
        with self.sql_execution_asserter(testing.db) as asserter:
            s.flush()
        asserter.assert_(
            CompiledSQL("DELETE FROM a WHERE a.id = :id", [{"id": 2}])
        )

        # want to see if the 'C' table loads even though
        # a and b are loaded
        c1 = s.query(A).filter_by(id=3).first()
        s.delete(c1)
        with self.sql_execution_asserter(testing.db) as asserter:
            s.flush()
        asserter.assert_(
            CompiledSQL("DELETE FROM a WHERE a.id = :id", [{"id": 3}])
        )


class OptimizedGetOnDeferredTest(fixtures.MappedTest):