def testMultiCallbacks(self):
cbs = []
def cb_multi_thunk(*args, **kwargs):
cbs.append({
'done': True,
'args': args,
'kwargs': kwargs
})
d = Deferred()
d.add_callback_fn(cb_multi_thunk)
d.callback('a')
self.assertEqual(len(cbs), 1)
self.assertNotEqual(len(cbs[0]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
cbs[:] = []
d = Deferred()
d.add_callback_fn(cb_multi_thunk)
d.add_callback_fn(cb_multi_thunk)
d.callback('a')
self.assertEqual(len(cbs), 2)
self.assertNotEqual(len(cbs[0]), 0)
self.assertNotEqual(len(cbs[1]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
self.assertEqual(cbs[1]['args'][0], 'a')
cbs[:] = []
d = Deferred()
d.add_callback_fn(cb_multi_thunk)
d.callback('a')
d.add_callback_fn(cb_multi_thunk)
self.assertEqual(len(cbs), 2)
self.assertNotEqual(len(cbs[0]), 0)
self.assertNotEqual(len(cbs[1]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
self.assertEqual(cbs[1]['args'][0], 'a')
cbs[:] = []
d = Deferred()
d.callback('a')
d.add_callback_fn(cb_multi_thunk)
d.add_callback_fn(cb_multi_thunk)
self.assertEqual(len(cbs), 2)
self.assertNotEqual(len(cbs[0]), 0)
self.assertNotEqual(len(cbs[1]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
self.assertEqual(cbs[1]['args'][0], 'a')
cbs[:] = []
def testMultiCallbacks(self):
cbs = []
def cb_multi_thunk(*args, **kwargs):
cbs.append({'done': True, 'args': args, 'kwargs': kwargs})
d = Deferred()
d.add_callback_fn(cb_multi_thunk)
d.callback('a')
self.assertEqual(len(cbs), 1)
self.assertNotEqual(len(cbs[0]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
cbs[:] = []
d = Deferred()
d.add_callback_fn(cb_multi_thunk)
d.add_callback_fn(cb_multi_thunk)
d.callback('a')
self.assertEqual(len(cbs), 2)
self.assertNotEqual(len(cbs[0]), 0)
self.assertNotEqual(len(cbs[1]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
self.assertEqual(cbs[1]['args'][0], 'a')
cbs[:] = []
d = Deferred()
d.add_callback_fn(cb_multi_thunk)
d.callback('a')
d.add_callback_fn(cb_multi_thunk)
self.assertEqual(len(cbs), 2)
self.assertNotEqual(len(cbs[0]), 0)
self.assertNotEqual(len(cbs[1]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
self.assertEqual(cbs[1]['args'][0], 'a')
cbs[:] = []
d = Deferred()
d.callback('a')
d.add_callback_fn(cb_multi_thunk)
d.add_callback_fn(cb_multi_thunk)
self.assertEqual(len(cbs), 2)
self.assertNotEqual(len(cbs[0]), 0)
self.assertNotEqual(len(cbs[1]), 0)
self.assertEqual(cbs[0]['args'][0], 'a')
self.assertEqual(cbs[1]['args'][0], 'a')
cbs[:] = []
def testCallbackArgs(self):
cb = {}
def cb_thunk(*args, **kwargs):
cb['done'] = True
cb['args'] = args
cb['kwargs'] = kwargs
d = Deferred()
self.assertFalse(d.is_done())
d.callback()
self.assertTrue(d.is_done())
d = Deferred()
self.assertFalse(d.is_done())
d.errback()
self.assertTrue(d.is_done())
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback()
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 0)
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback('a', 'b')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 2)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(cb['args'][1], 'b')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback('a', b='b')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 1)
self.assertEqual(cb['kwargs']['b'], 'b')
cb.clear()
def testCallbackArgs(self):
cb = {}
def cb_thunk(*args, **kwargs):
cb['done'] = True
cb['args'] = args
cb['kwargs'] = kwargs
d = Deferred()
self.assertFalse(d.is_done())
d.callback()
self.assertTrue(d.is_done())
d = Deferred()
self.assertFalse(d.is_done())
d.errback()
self.assertTrue(d.is_done())
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback()
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 0)
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback('a', 'b')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 2)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(cb['args'][1], 'b')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback('a', b='b')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 1)
self.assertEqual(cb['kwargs']['b'], 'b')
cb.clear()
def testCallbackOrder(self):
cb = {}
def cb_thunk(*args, **kwargs):
cb['done'] = True
cb['args'] = args
cb['kwargs'] = kwargs
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback('a')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.callback('a')
d.add_callback_fn(cb_thunk)
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_errback_fn(cb_thunk)
d.errback('a')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.errback('a')
d.add_errback_fn(cb_thunk)
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_callback_fn(cb_thunk)
d.errback('a')
self.assertEqual(len(cb), 0)
cb.clear()
d = Deferred()
d.errback('a')
d.add_callback_fn(cb_thunk)
self.assertEqual(len(cb), 0)
cb.clear()
d = Deferred()
d.add_errback_fn(cb_thunk)
d.callback('a')
self.assertEqual(len(cb), 0)
cb.clear()
d = Deferred()
d.callback('a')
d.add_errback_fn(cb_thunk)
self.assertEqual(len(cb), 0)
cb.clear()
def testCallbackOrder(self):
cb = {}
def cb_thunk(*args, **kwargs):
cb['done'] = True
cb['args'] = args
cb['kwargs'] = kwargs
d = Deferred()
d.add_callback_fn(cb_thunk)
d.callback('a')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.callback('a')
d.add_callback_fn(cb_thunk)
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_errback_fn(cb_thunk)
d.errback('a')
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.errback('a')
d.add_errback_fn(cb_thunk)
self.assertNotEqual(len(cb), 0)
self.assertTrue(cb['done'])
self.assertEqual(len(cb['args']), 1)
self.assertEqual(cb['args'][0], 'a')
self.assertEqual(len(cb['kwargs']), 0)
cb.clear()
d = Deferred()
d.add_callback_fn(cb_thunk)
d.errback('a')
self.assertEqual(len(cb), 0)
cb.clear()
d = Deferred()
d.errback('a')
d.add_callback_fn(cb_thunk)
self.assertEqual(len(cb), 0)
cb.clear()
d = Deferred()
d.add_errback_fn(cb_thunk)
d.callback('a')
self.assertEqual(len(cb), 0)
cb.clear()
d = Deferred()
d.callback('a')
d.add_errback_fn(cb_thunk)
self.assertEqual(len(cb), 0)
cb.clear()
