def set_up(self):
Pep8CompliantTestCase.set_up(self)
self._repository = Repository('DUMMY', Aggregate)
self._session = Session(self._repository)
def set_up(self):
Pep8CompliantTestCase.set_up(self)
self._repository = Repository('DUMMY', Aggregate)
self._session = Session(self._repository)
class TransactionLessMemorySessionTestCase(_MemorySessionTestCaseBase):
def set_up(self):
Pep8CompliantTestCase.set_up(self)
self._repository = Repository('DUMMY', Aggregate)
self._session = Session(self._repository)
def test_references(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
self.assert_equal(len(self._session.get_all(_MyEntity)), 1)
# Even with the last external ref gone, the cache should hold a
# reference to the entities it manages.
del ent
gc.collect()
self.assert_equal(len(self._session.get_all(_MyEntity)), 1)
def test_id_generation(self):
ent1 = _MyEntity()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity()
self._session.add(_MyEntity, ent2)
self.assert_is_not_none(ent1.id)
self.assert_is_not_none(ent2.id)
# entity IDs can be sorted by creation time.
self.assert_true(ent2.id > ent1.id)
def test_with_id_without_slug(self):
ent = _MyEntityNoneSlug(id=0)
self._session.add(_MyEntityNoneSlug, ent)
self.assert_true(self._session.get_by_id(_MyEntityNoneSlug, 0) is ent)
def test_without_id_with_slug(self):
ent = _MyEntityWithSlug()
self._session.add(_MyEntityWithSlug, ent)
self.assert_true(
self._session.get_by_slug(_MyEntityWithSlug, 'slug') is ent)
def test_duplicate_id_raises_error(self):
ent_id = new_entity_id()
ent1 = _MyEntity(id=ent_id)
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity(id=ent_id)
self.assert_raises(ValueError, self._session.add, _MyEntity, ent2)
def test_duplicate_slug_raises_error(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntityWithSlug, ent1)
ent2 = _MyEntityWithSlug()
self.assert_raises(ValueError, self._session.add, _MyEntityWithSlug,
ent2)
def test_cope_with_numeric_id(self):
ent = _MyEntity(id=0)
self._session.add(_MyEntity, ent)
self.assert_equal(
self._session.get_by_id(_MyEntity, ent.id).id, ent.id)
self.assert_equal(
self._session.get_by_slug(_MyEntity, ent.slug).id, ent.id)
def test_repeated_add_remove(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
self.assert_true(
self._session.get_by_slug(_MyEntity, ent1.slug) is ent1)
self._session.remove(_MyEntity, ent1)
self.assert_is_none(self._session.get_by_slug(_MyEntity, ent1.slug))
ent2 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent2)
self.assert_true(
self._session.get_by_slug(_MyEntity, ent2.slug) is ent2)
self._session.remove(_MyEntity, ent2)
self.assert_is_none(self._session.get_by_slug(_MyEntity, ent2.slug))
self.assert_true(ent1.id != ent2.id)
def test_remove_(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
self._session.remove(_MyEntity, ent)
self.assert_equal(len(self._session.get_all(_MyEntity)), 0)
def test_add_remove_add(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent_id = ent1.id
self._session.commit()
self._session.remove(_MyEntity, ent1)
self._session.add(_MyEntity, ent1)
self.assert_equal(ent1.id, ent_id)
def test_replace_without_id_raises_error(self):
ent1 = _MyEntity(id=0)
self._session.add(_MyEntity, ent1)
self._session.commit()
ent2 = self._session.get_by_id(_MyEntity, 0)
ent2.id = None
with self.assert_raises(ValueError) as cm:
self._session.commit()
exc_msg = 'Entity ID must not be None.'
self.assert_equal(cm.exception.message, exc_msg)
def test_replace_with_different_slug(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntityWithSlug, ent1)
ent_id = ent1.id
self._session.commit()
ent2 = self._session.get_by_id(_MyEntityWithSlug, ent_id)
ent2.slug = 'foo'
self._session.commit()
ent3 = self._session.get_by_slug(_MyEntityWithSlug, 'foo')
self.assert_equal(ent3.id, ent_id)
def test_failing_commit_duplicate_id(self):
ent1 = _MyEntity()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity()
self._session.add(_MyEntity, ent2)
ent2.id = ent1.id
self.assert_raises(ValueError, self._session.commit)
def test_failing_add_commit_none_id(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
ent.id = None
self.assert_raises(ValueError, self._session.commit)
def test_failing_add_commit_remove_none_id(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
self._session.commit()
self._session.remove(_MyEntity, ent)
ent.id = None
self.assert_raises(ValueError, self._session.commit)
def test_failing_flush_duplicate_slug(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntityWithSlug()
ent2.slug = None
self._session.add(_MyEntity, ent2)
ent2.slug = 'slug'
self.assert_raises(ValueError, self._session.commit)
def test_find_added_by_id(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent2 = self._session.get_by_id(_MyEntity, ent1.id)
self.assert_is_not_none(ent2)
self.assert_equal(ent1.id, ent2.id)
def test_find_added_by_slug(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent2 = self._session.get_by_slug(_MyEntity, ent1.slug)
self.assert_is_not_none(ent2)
self.assert_equal(ent1.id, ent2.id)
def test_find_added_with_none_slug_by_slug(self):
ent1 = _MyEntityNoneSlug()
self._session.add(_MyEntity, ent1)
ent1.slug = 'testslug'
ent2 = self._session.get_by_slug(_MyEntity, ent1.slug)
self.assert_is_not_none(ent2)
self.assert_equal(ent1.id, ent2.id)
def test_replace(self):
ent1 = _MyEntity()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity()
ent2.id = ent1.id
my_attr_value = 1
ent2.my_attr = my_attr_value
self._session.replace(_MyEntity, ent2)
ent3 = self._session.get_by_id(_MyEntity, ent1.id)
self.assert_is_not_none(ent3)
self.assert_equal(ent3.id, ent1.id)
self.assert_equal(ent3.my_attr, my_attr_value)
class TransactionLessMemorySessionTestCase(_MemorySessionTestCaseBase):
def set_up(self):
Pep8CompliantTestCase.set_up(self)
self._repository = Repository('DUMMY', Aggregate)
self._session = Session(self._repository)
def test_references(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
self.assert_equal(len(self._session.get_all(_MyEntity)), 1)
# Even with the last external ref gone, the cache should hold a
# reference to the entities it manages.
del ent
gc.collect()
self.assert_equal(len(self._session.get_all(_MyEntity)), 1)
def test_id_generation(self):
ent1 = _MyEntity()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity()
self._session.add(_MyEntity, ent2)
self.assert_is_not_none(ent1.id)
self.assert_is_not_none(ent2.id)
# entity IDs can be sorted by creation time.
self.assert_true(ent2.id > ent1.id)
def test_with_id_without_slug(self):
ent = _MyEntityNoneSlug(id=0)
self._session.add(_MyEntityNoneSlug, ent)
self.assert_true(self._session.get_by_id(_MyEntityNoneSlug, 0) is ent)
def test_without_id_with_slug(self):
ent = _MyEntityWithSlug()
self._session.add(_MyEntityWithSlug, ent)
self.assert_true(self._session.get_by_slug(_MyEntityWithSlug, 'slug')
is ent)
def test_duplicate_id_raises_error(self):
ent_id = new_entity_id()
ent1 = _MyEntity(id=ent_id)
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity(id=ent_id)
self.assert_raises(ValueError, self._session.add, _MyEntity, ent2)
def test_duplicate_slug_raises_error(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntityWithSlug, ent1)
ent2 = _MyEntityWithSlug()
self.assert_raises(ValueError,
self._session.add, _MyEntityWithSlug, ent2)
def test_cope_with_numeric_id(self):
ent = _MyEntity(id=0)
self._session.add(_MyEntity, ent)
self.assert_equal(self._session.get_by_id(_MyEntity, ent.id).id,
ent.id)
self.assert_equal(self._session.get_by_slug(_MyEntity, ent.slug).id,
ent.id)
def test_repeated_add_remove(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
self.assert_true(self._session.get_by_slug(_MyEntity, ent1.slug)
is ent1)
self._session.remove(_MyEntity, ent1)
self.assert_is_none(self._session.get_by_slug(_MyEntity, ent1.slug))
ent2 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent2)
self.assert_true(self._session.get_by_slug(_MyEntity, ent2.slug)
is ent2)
self._session.remove(_MyEntity, ent2)
self.assert_is_none(self._session.get_by_slug(_MyEntity, ent2.slug))
self.assert_true(ent1.id != ent2.id)
def test_remove_(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
self._session.remove(_MyEntity, ent)
self.assert_equal(len(self._session.get_all(_MyEntity)), 0)
def test_add_remove_add(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent_id = ent1.id
self._session.commit()
self._session.remove(_MyEntity, ent1)
self._session.add(_MyEntity, ent1)
self.assert_equal(ent1.id, ent_id)
def test_replace_without_id_raises_error(self):
ent1 = _MyEntity(id=0)
self._session.add(_MyEntity, ent1)
self._session.commit()
ent2 = self._session.get_by_id(_MyEntity, 0)
ent2.id = None
with self.assert_raises(ValueError) as cm:
self._session.commit()
exc_msg = 'Entity ID must not be None.'
self.assert_equal(cm.exception.message, exc_msg)
def test_replace_with_different_slug(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntityWithSlug, ent1)
ent_id = ent1.id
self._session.commit()
ent2 = self._session.get_by_id(_MyEntityWithSlug, ent_id)
ent2.slug = 'foo'
self._session.commit()
ent3 = self._session.get_by_slug(_MyEntityWithSlug, 'foo')
self.assert_equal(ent3.id, ent_id)
def test_failing_commit_duplicate_id(self):
ent1 = _MyEntity()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity()
self._session.add(_MyEntity, ent2)
ent2.id = ent1.id
self.assert_raises(ValueError, self._session.commit)
def test_failing_add_commit_none_id(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
ent.id = None
self.assert_raises(ValueError, self._session.commit)
def test_failing_add_commit_remove_none_id(self):
ent = _MyEntity()
self._session.add(_MyEntity, ent)
self._session.commit()
self._session.remove(_MyEntity, ent)
ent.id = None
self.assert_raises(ValueError, self._session.commit)
def test_failing_flush_duplicate_slug(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntityWithSlug()
ent2.slug = None
self._session.add(_MyEntity, ent2)
ent2.slug = 'slug'
self.assert_raises(ValueError, self._session.commit)
def test_find_added_by_id(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent2 = self._session.get_by_id(_MyEntity, ent1.id)
self.assert_is_not_none(ent2)
self.assert_equal(ent1.id, ent2.id)
def test_find_added_by_slug(self):
ent1 = _MyEntityWithSlug()
self._session.add(_MyEntity, ent1)
ent2 = self._session.get_by_slug(_MyEntity, ent1.slug)
self.assert_is_not_none(ent2)
self.assert_equal(ent1.id, ent2.id)
def test_find_added_with_none_slug_by_slug(self):
ent1 = _MyEntityNoneSlug()
self._session.add(_MyEntity, ent1)
ent1.slug = 'testslug'
ent2 = self._session.get_by_slug(_MyEntity, ent1.slug)
self.assert_is_not_none(ent2)
self.assert_equal(ent1.id, ent2.id)
def test_replace(self):
ent1 = _MyEntity()
self._session.add(_MyEntity, ent1)
ent2 = _MyEntity()
ent2.id = ent1.id
my_attr_value = 1
ent2.my_attr = my_attr_value
self._session.replace(_MyEntity, ent2)
ent3 = self._session.get_by_id(_MyEntity, ent1.id)
self.assert_is_not_none(ent3)
self.assert_equal(ent3.id, ent1.id)
self.assert_equal(ent3.my_attr, my_attr_value)