amqtt/tests/mqtt/test_puback.py

45 wiersze
1.3 KiB
Python

import asyncio
import unittest
import pytest
from amqtt.adapters import BufferReader
from amqtt.errors import AMQTTError
from amqtt.mqtt import PUBLISH, MQTTFixedHeader
from amqtt.mqtt.puback import PacketIdVariableHeader, PubackPacket
class PubackPacketTest(unittest.TestCase):
def setUp(self):
self.loop = asyncio.new_event_loop()
def test_from_stream(self):
data = b"\x40\x02\x00\x0a"
stream = BufferReader(data)
message = self.loop.run_until_complete(PubackPacket.from_stream(stream))
assert message.variable_header.packet_id == 10
def test_to_bytes(self):
variable_header = PacketIdVariableHeader(10)
publish = PubackPacket(variable_header=variable_header)
out = publish.to_bytes()
assert out == b"@\x02\x00\n"
def test_incorrect_fixed_header():
header = MQTTFixedHeader(PUBLISH, 0x00)
with pytest.raises(AMQTTError):
connect_packet = PubackPacket(fixed=header)
@pytest.mark.parametrize("prop", [
"packet_id",
])
def test_empty_variable_header(prop):
connect_packet = PubackPacket()
with pytest.raises(ValueError):
assert getattr(connect_packet, prop) is not None
with pytest.raises(ValueError):
assert setattr(connect_packet, prop, "a value")