def testing_resolver(lock, thing, name):
if name == 'lock':
lock.acquire()
return True
return engine.resolve_item(thing, name)
def test_engine_resolve_item(self):
thing = {'name': 'Alice'}
self.assertEqual(engine.resolve_item(thing, 'name'), thing['name'])
with self.assertRaises(errors.SymbolResolutionError):
engine.resolve_item(thing, 'email')