Lazily loaded relationships. When a lazy-loaded list is unloaded, and a commit occurs, that the 'passive' call on that list does not blow away its value
(self)
| 1938 | eq_(u.syn_name, "User:some name:User") |
| 1939 | |
| 1940 | def test_lazyattr_commit(self): |
| 1941 | """Lazily loaded relationships. |
| 1942 | |
| 1943 | When a lazy-loaded list is unloaded, and a commit occurs, that the |
| 1944 | 'passive' call on that list does not blow away its value |
| 1945 | |
| 1946 | """ |
| 1947 | |
| 1948 | users, Address, addresses, User = ( |
| 1949 | self.tables.users, |
| 1950 | self.classes.Address, |
| 1951 | self.tables.addresses, |
| 1952 | self.classes.User, |
| 1953 | ) |
| 1954 | |
| 1955 | self.mapper_registry.map_imperatively( |
| 1956 | User, |
| 1957 | users, |
| 1958 | properties={ |
| 1959 | "addresses": relationship( |
| 1960 | self.mapper_registry.map_imperatively(Address, addresses) |
| 1961 | ) |
| 1962 | }, |
| 1963 | ) |
| 1964 | |
| 1965 | u = User(name="u1") |
| 1966 | u.addresses.append(Address(email_address="u1@e1")) |
| 1967 | u.addresses.append(Address(email_address="u1@e2")) |
| 1968 | u.addresses.append(Address(email_address="u1@e3")) |
| 1969 | u.addresses.append(Address(email_address="u1@e4")) |
| 1970 | |
| 1971 | session = fixture_session() |
| 1972 | session.add(u) |
| 1973 | session.flush() |
| 1974 | session.expunge_all() |
| 1975 | |
| 1976 | u = session.query(User).one() |
| 1977 | u.name = "newname" |
| 1978 | session.flush() |
| 1979 | eq_(len(u.addresses), 4) |
| 1980 | |
| 1981 | def test_inherits(self): |
| 1982 | """a user object that also has the users mailing address.""" |
nothing calls this directly
no test coverage detected