class PopTests(GaeTestCase):
def setUp(self):
super(PopTests, self).setUp()
self.datastore_dict = DatastoreDict(model=DatastoreDictModel)
self.datastore_dict.persist('key', 'value')
def test_KeyError_on_missing_key(self):
with self.assertRaises(KeyError):
self.datastore_dict._pop('missing-key')
def test_returns_default_on_missing_key(self):
value = self.datastore_dict._pop('missing-key', default='value')
self.assertEquals(value, 'value')
def test_returns_popped_value(self):
value = self.datastore_dict._pop('key')
self.assertEquals(value, 'value')
def test_updates_last_updated_when_popped(self):
old_cache_val = memcache.get(self.datastore_dict.cache_key)
self.datastore_dict._pop('key')
new_cache_val = memcache.get(self.datastore_dict.cache_key)
self.assertEqual(old_cache_val + 1, new_cache_val)
def test_removes_popped_value_from_dict(self):
self.datastore_dict._pop('key')
entity = build_key(DatastoreDictModel, 'key').get()
self.assertIsNone(entity)
self.assertEquals(self.datastore_dict.durables(), {})
