def test_copy(self): store = self.get_storageobj() w = store.write_open(self.filemeta) w.write('hello') w.close() target_filemeta = FileMeta() target_filemeta.delivery = self.filemeta.delivery target_filemeta.size = 0 target_filemeta.filename = 'test2.txt' target_filemeta.save() store.copy(self.filemeta, target_filemeta) self.assertEquals(store.read_open(target_filemeta).read(), 'hello')