def test_protocol_exception_from_frame_parsing(self):
payload = struct.pack("!H", 1000) + b'hello'
f = Frame(opcode=OPCODE_CLOSE, body=payload,
fin=1, masking_key=os.urandom(4))
f.rsv1 = 1
f = f.build()
s = Stream()
self.assertEqual(len(s.errors), 0)
self.assertEqual(s.closing, None)
s.parser.send(f)
self.assertEqual(s.closing, None)
self.assertEqual(type(s.errors[0]), CloseControlMessage)
self.assertEqual(s.errors[0].code, 1002)
