2013-09-20 16:34:01 +01:00
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright(c)2013 NTT corp. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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2013-09-20 17:04:52 +01:00
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""" Unit tests for websocket """
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2013-09-20 16:34:01 +01:00
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import unittest
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2015-05-06 18:49:13 +01:00
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from websockify import websocket
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2017-02-08 14:45:48 +00:00
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class FakeSocket:
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def __init__(self):
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self.data = b''
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def send(self, buf):
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self.data += buf
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return len(buf)
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class AcceptTestCase(unittest.TestCase):
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def test_success(self):
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ws = websocket.WebSocket()
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sock = FakeSocket()
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ws.accept(sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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self.assertEqual(sock.data[:13], b'HTTP/1.1 101 ')
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2017-02-09 09:38:53 +00:00
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self.assertTrue(b'\r\nUpgrade: websocket\r\n' in sock.data)
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self.assertTrue(b'\r\nConnection: Upgrade\r\n' in sock.data)
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self.assertTrue(b'\r\nSec-WebSocket-Accept: pczpYSQsvE1vBpTQYjFQPcuoj6M=\r\n' in sock.data)
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2017-02-08 14:45:48 +00:00
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def test_bad_version(self):
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ws = websocket.WebSocket()
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sock = FakeSocket()
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '5',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '20',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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def test_bad_upgrade(self):
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ws = websocket.WebSocket()
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sock = FakeSocket()
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self.assertRaises(Exception, ws.accept,
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sock, {'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket2',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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def test_missing_key(self):
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ws = websocket.WebSocket()
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sock = FakeSocket()
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13'})
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def test_protocol(self):
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class ProtoSocket(websocket.WebSocket):
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def select_subprotocol(self, protocol):
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return 'gazonk'
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ws = ProtoSocket()
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sock = FakeSocket()
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ws.accept(sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q==',
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'Sec-WebSocket-Protocol': 'foobar gazonk'})
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self.assertEqual(sock.data[:13], b'HTTP/1.1 101 ')
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2017-02-09 09:38:53 +00:00
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self.assertTrue(b'\r\nSec-WebSocket-Protocol: gazonk\r\n' in sock.data)
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2017-02-08 14:45:48 +00:00
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def test_no_protocol(self):
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ws = websocket.WebSocket()
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sock = FakeSocket()
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ws.accept(sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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self.assertEqual(sock.data[:13], b'HTTP/1.1 101 ')
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2017-02-09 09:38:53 +00:00
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self.assertFalse(b'\r\nSec-WebSocket-Protocol:' in sock.data)
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2017-02-08 14:45:48 +00:00
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def test_missing_protocol(self):
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ws = websocket.WebSocket()
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sock = FakeSocket()
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q==',
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'Sec-WebSocket-Protocol': 'foobar gazonk'})
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def test_protocol(self):
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class ProtoSocket(websocket.WebSocket):
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def select_subprotocol(self, protocol):
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return 'oddball'
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ws = ProtoSocket()
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sock = FakeSocket()
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self.assertRaises(Exception, ws.accept,
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sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q==',
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'Sec-WebSocket-Protocol': 'foobar gazonk'})
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2017-04-19 12:30:47 +01:00
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class PingPongTest(unittest.TestCase):
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def setUp(self):
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self.ws = websocket.WebSocket()
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self.sock = FakeSocket()
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self.ws.accept(self.sock, {'upgrade': 'websocket',
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'Sec-WebSocket-Version': '13',
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'Sec-WebSocket-Key': 'DKURYVK9cRFul1vOZVA56Q=='})
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self.assertEqual(self.sock.data[:13], b'HTTP/1.1 101 ')
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self.sock.data = b''
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def test_ping(self):
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self.ws.ping()
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self.assertEqual(self.sock.data, b'\x89\x00')
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def test_pong(self):
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self.ws.pong()
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self.assertEqual(self.sock.data, b'\x8a\x00')
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def test_ping_data(self):
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self.ws.ping(b'foo')
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self.assertEqual(self.sock.data, b'\x89\x03foo')
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def test_pong_data(self):
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self.ws.pong(b'foo')
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self.assertEqual(self.sock.data, b'\x8a\x03foo')
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2015-05-12 17:56:36 +01:00
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class HyBiEncodeDecodeTestCase(unittest.TestCase):
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def test_decode_hybi_text(self):
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buf = b'\x81\x85\x37\xfa\x21\x3d\x7f\x9f\x4d\x51\x58'
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2016-09-15 18:51:26 +01:00
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ws = websocket.WebSocket()
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res = ws._decode_hybi(buf)
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['fin'], 1)
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self.assertEqual(res['opcode'], 0x1)
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self.assertEqual(res['masked'], True)
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2016-09-15 18:51:26 +01:00
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self.assertEqual(res['length'], len(buf))
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['payload'], b'Hello')
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def test_decode_hybi_binary(self):
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buf = b'\x82\x04\x01\x02\x03\x04'
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2016-09-15 18:51:26 +01:00
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ws = websocket.WebSocket()
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res = ws._decode_hybi(buf)
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['fin'], 1)
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self.assertEqual(res['opcode'], 0x2)
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2016-09-15 18:51:26 +01:00
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self.assertEqual(res['length'], len(buf))
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['payload'], b'\x01\x02\x03\x04')
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def test_decode_hybi_extended_16bit_binary(self):
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data = (b'\x01\x02\x03\x04' * 65) # len > 126 -- len == 260
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buf = b'\x82\x7e\x01\x04' + data
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2016-09-15 18:51:26 +01:00
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ws = websocket.WebSocket()
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res = ws._decode_hybi(buf)
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['fin'], 1)
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self.assertEqual(res['opcode'], 0x2)
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2016-09-15 18:51:26 +01:00
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self.assertEqual(res['length'], len(buf))
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['payload'], data)
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def test_decode_hybi_extended_64bit_binary(self):
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data = (b'\x01\x02\x03\x04' * 65) # len > 126 -- len == 260
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buf = b'\x82\x7f\x00\x00\x00\x00\x00\x00\x01\x04' + data
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2016-09-15 18:51:26 +01:00
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ws = websocket.WebSocket()
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res = ws._decode_hybi(buf)
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['fin'], 1)
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self.assertEqual(res['opcode'], 0x2)
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2016-09-15 18:51:26 +01:00
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self.assertEqual(res['length'], len(buf))
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res['payload'], data)
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def test_decode_hybi_multi(self):
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buf1 = b'\x01\x03\x48\x65\x6c'
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buf2 = b'\x80\x02\x6c\x6f'
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2016-09-15 18:51:26 +01:00
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ws = websocket.WebSocket()
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res1 = ws._decode_hybi(buf1)
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res1['fin'], 0)
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self.assertEqual(res1['opcode'], 0x1)
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2016-09-15 18:51:26 +01:00
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self.assertEqual(res1['length'], len(buf1))
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res1['payload'], b'Hel')
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2016-09-15 18:51:26 +01:00
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res2 = ws._decode_hybi(buf2)
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res2['fin'], 1)
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self.assertEqual(res2['opcode'], 0x0)
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2016-09-15 18:51:26 +01:00
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self.assertEqual(res2['length'], len(buf2))
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res2['payload'], b'lo')
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def test_encode_hybi_basic(self):
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2016-09-15 18:51:26 +01:00
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ws = websocket.WebSocket()
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res = ws._encode_hybi(0x1, b'Hello')
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expected = b'\x81\x05\x48\x65\x6c\x6c\x6f'
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2015-05-12 17:56:36 +01:00
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self.assertEqual(res, expected)
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