kopia lustrzana https://github.com/Yakifo/amqtt
108 wiersze
5.6 KiB
Python
108 wiersze
5.6 KiB
Python
# Copyright (c) 2015 Nicolas JOUANIN
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#
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# See the file license.txt for copying permission.
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import unittest
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import asyncio
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from hbmqtt.mqtt.connect import ConnectPacket, ConnectVariableHeader, ConnectPayload
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from hbmqtt.mqtt.packet import MQTTFixedHeader, PacketType
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from hbmqtt.errors import MQTTException
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class ConnectPacketTest(unittest.TestCase):
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def setUp(self):
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self.loop = asyncio.new_event_loop()
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def test_decode_ok(self):
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data = b'\x10\x3e\x00\x04MQTT\x04\xce\x00\x00\x00\x0a0123456789\x00\x09WillTopic\x00\x0bWillMessage\x00\x04user\x00\x08password'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertEqual(message.variable_header.proto_name, "MQTT")
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self.assertEqual(message.variable_header.proto_level, 4)
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self.assertTrue(message.variable_header.username_flag)
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self.assertTrue(message.variable_header.password_flag)
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self.assertFalse(message.variable_header.will_retain_flag)
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self.assertEqual(message.variable_header.will_qos, 1)
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self.assertTrue(message.variable_header.will_flag)
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self.assertTrue(message.variable_header.clean_session_flag)
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self.assertFalse(message.variable_header.reserved_flag)
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self.assertEqual(message.payload.client_id, '0123456789')
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self.assertEqual(message.payload.will_topic, 'WillTopic')
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self.assertEqual(message.payload.will_message, b'WillMessage')
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self.assertEqual(message.payload.username, 'user')
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self.assertEqual(message.payload.password, 'password')
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def test_decode_ok_will_flag(self):
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data = b'\x10\x26\x00\x04MQTT\x04\xca\x00\x00\x00\x0a0123456789\x00\x04user\x00\x08password'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertEqual(message.variable_header.proto_name, "MQTT")
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self.assertEqual(message.variable_header.proto_level, 4)
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self.assertTrue(message.variable_header.username_flag)
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self.assertTrue(message.variable_header.password_flag)
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self.assertFalse(message.variable_header.will_retain_flag)
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self.assertEqual(message.variable_header.will_qos, 1)
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self.assertFalse(message.variable_header.will_flag)
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self.assertTrue(message.variable_header.clean_session_flag)
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self.assertFalse(message.variable_header.reserved_flag)
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self.assertEqual(message.payload.client_id, '0123456789')
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self.assertEqual(message.payload.will_topic, None)
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self.assertEqual(message.payload.will_message, None)
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self.assertEqual(message.payload.username, 'user')
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self.assertEqual(message.payload.password, 'password')
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def test_decode_fail_protocol_name(self):
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data = b'\x10\x3e\x00\x04TTQM\x04\xce\x00\x00\x00\x0a0123456789\x00\x09WillTopic\x00\x0bWillMessage\x00\x04user\x00\x08password'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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with self.assertRaises(MQTTException):
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self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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def test_decode_fail_reserved_flag(self):
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data = b'\x10\x3e\x00\x04MQTT\x04\xcf\x00\x00\x00\x0a0123456789\x00\x09WillTopic\x00\x0bWillMessage\x00\x04user\x00\x08password'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertTrue(message.variable_header.reserved_flag)
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def test_decode_fail_miss_clientId(self):
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data = b'\x10\x0a\x00\x04MQTT\x04\xce\x00\x00'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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stream.feed_eof()
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertIs(message.payload.client_id, None)
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def test_decode_fail_miss_willtopic(self):
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data = b'\x10\x16\x00\x04MQTT\x04\xce\x00\x00\x00\x0a0123456789'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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stream.feed_eof()
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertIs(message.payload.will_topic, None)
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def test_decode_fail_miss_username(self):
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data = b'\x10\x2e\x00\x04MQTT\x04\xce\x00\x00\x00\x0a0123456789\x00\x09WillTopic\x00\x0bWillMessage'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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stream.feed_eof()
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertIs(message.payload.username, None)
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def test_decode_fail_miss_password(self):
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data = b'\x10\x34\x00\x04MQTT\x04\xce\x00\x00\x00\x0a0123456789\x00\x09WillTopic\x00\x0bWillMessage\x00\x04user'
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stream = asyncio.StreamReader(loop=self.loop)
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stream.feed_data(data)
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stream.feed_eof()
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message = self.loop.run_until_complete(ConnectPacket.from_stream(stream))
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self.assertIs(message.payload.password, None)
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def test_encode(self):
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header = MQTTFixedHeader(PacketType.CONNECT, 0x00, 0)
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variable_header = ConnectVariableHeader(0xce, 0, 'MQTT', 4)
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payload = ConnectPayload('0123456789', 'WillTopic', b'WillMessage', 'user', 'password')
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message = ConnectPacket(header, variable_header, payload)
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encoded = message.to_bytes()
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self.assertEqual(encoded, b'\x10\x3e\x00\x04MQTT\x04\xce\x00\x00\x00\x0a0123456789\x00\x09WillTopic\x00\x0bWillMessage\x00\x04user\x00\x08password')
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