def test_callback(self):
def callback(promise):
promise.called = True
promise = Promise(callback)
promise.fulfill(42, 43)
self.assertEqual(promise.get_response(), 42)
self.assertEqual(promise.get_content(), 43)
self.assertTrue(promise.called)
def test_set_and_flag(self):
promise = Promise()
self.assertFalse(promise.done(), 'promise does not start done')
delay = 0.1
WaitAndSet(promise, 42, 43, delay).start()
start = datetime.now()
self.assertFalse(promise.done(), 'promise still not done')
self.assertEqual(promise.get_response(), 42, 'expected response')
self.assertEqual(promise.get_content(), 43, 'expected content')
duration = datetime.now() - start
min = timedelta(seconds=delay - 0.1)
max = timedelta(seconds=delay + 0.1)
self.assertTrue(min < duration and duration < max,
'took around 1s to get response and content')
self.assertTrue(promise.done(), 'promise now done')
