Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 1 | import socket |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 2 | import select |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 3 | import telnetlib |
| 4 | import time |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 5 | import contextlib |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 6 | |
| 7 | from unittest import TestCase |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 8 | from test import support |
Victor Stinner | 45df820 | 2010-04-28 22:31:17 +0000 | [diff] [blame] | 9 | threading = support.import_module('threading') |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 10 | |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 11 | HOST = support.HOST |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 12 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 13 | def server(evt, serv): |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 14 | serv.listen(5) |
Christian Heimes | af98da1 | 2008-01-27 15:18:18 +0000 | [diff] [blame] | 15 | evt.set() |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 16 | try: |
| 17 | conn, addr = serv.accept() |
Jesus Cea | bc91b46 | 2011-11-08 16:24:43 +0100 | [diff] [blame] | 18 | conn.close() |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 19 | except socket.timeout: |
| 20 | pass |
| 21 | finally: |
| 22 | serv.close() |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 23 | |
| 24 | class GeneralTests(TestCase): |
| 25 | |
| 26 | def setUp(self): |
| 27 | self.evt = threading.Event() |
Christian Heimes | 5e69685 | 2008-04-09 08:37:03 +0000 | [diff] [blame] | 28 | self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
Jesus Cea | bc91b46 | 2011-11-08 16:24:43 +0100 | [diff] [blame] | 29 | self.sock.settimeout(60) # Safety net. Look issue 11812 |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 30 | self.port = support.bind_port(self.sock) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 31 | self.thread = threading.Thread(target=server, args=(self.evt,self.sock)) |
Jesus Cea | bc91b46 | 2011-11-08 16:24:43 +0100 | [diff] [blame] | 32 | self.thread.setDaemon(True) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 33 | self.thread.start() |
Christian Heimes | af98da1 | 2008-01-27 15:18:18 +0000 | [diff] [blame] | 34 | self.evt.wait() |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 35 | |
| 36 | def tearDown(self): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 37 | self.thread.join() |
Brett Cannon | 40ccea7 | 2011-08-04 22:37:55 -0700 | [diff] [blame] | 38 | del self.thread # Clear out any dangling Thread objects. |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 39 | |
| 40 | def testBasic(self): |
| 41 | # connects |
Christian Heimes | 5e69685 | 2008-04-09 08:37:03 +0000 | [diff] [blame] | 42 | telnet = telnetlib.Telnet(HOST, self.port) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 43 | telnet.sock.close() |
| 44 | |
| 45 | def testTimeoutDefault(self): |
Georg Brandl | f78e02b | 2008-06-10 17:40:04 +0000 | [diff] [blame] | 46 | self.assertTrue(socket.getdefaulttimeout() is None) |
| 47 | socket.setdefaulttimeout(30) |
| 48 | try: |
Jesus Cea | bc91b46 | 2011-11-08 16:24:43 +0100 | [diff] [blame] | 49 | telnet = telnetlib.Telnet(HOST, self.port) |
Georg Brandl | f78e02b | 2008-06-10 17:40:04 +0000 | [diff] [blame] | 50 | finally: |
| 51 | socket.setdefaulttimeout(None) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 52 | self.assertEqual(telnet.sock.gettimeout(), 30) |
| 53 | telnet.sock.close() |
| 54 | |
| 55 | def testTimeoutNone(self): |
| 56 | # None, having other default |
Georg Brandl | f78e02b | 2008-06-10 17:40:04 +0000 | [diff] [blame] | 57 | self.assertTrue(socket.getdefaulttimeout() is None) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 58 | socket.setdefaulttimeout(30) |
| 59 | try: |
Christian Heimes | 5e69685 | 2008-04-09 08:37:03 +0000 | [diff] [blame] | 60 | telnet = telnetlib.Telnet(HOST, self.port, timeout=None) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 61 | finally: |
Georg Brandl | f78e02b | 2008-06-10 17:40:04 +0000 | [diff] [blame] | 62 | socket.setdefaulttimeout(None) |
| 63 | self.assertTrue(telnet.sock.gettimeout() is None) |
| 64 | telnet.sock.close() |
| 65 | |
| 66 | def testTimeoutValue(self): |
Jesus Cea | bc91b46 | 2011-11-08 16:24:43 +0100 | [diff] [blame] | 67 | telnet = telnetlib.Telnet(HOST, self.port, timeout=30) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 68 | self.assertEqual(telnet.sock.gettimeout(), 30) |
| 69 | telnet.sock.close() |
| 70 | |
Georg Brandl | f78e02b | 2008-06-10 17:40:04 +0000 | [diff] [blame] | 71 | def testTimeoutOpen(self): |
| 72 | telnet = telnetlib.Telnet() |
Jesus Cea | bc91b46 | 2011-11-08 16:24:43 +0100 | [diff] [blame] | 73 | telnet.open(HOST, self.port, timeout=30) |
Georg Brandl | f78e02b | 2008-06-10 17:40:04 +0000 | [diff] [blame] | 74 | self.assertEqual(telnet.sock.gettimeout(), 30) |
| 75 | telnet.sock.close() |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 76 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 77 | class SocketStub(object): |
| 78 | ''' a socket proxy that re-defines sendall() ''' |
| 79 | def __init__(self, reads=[]): |
| 80 | self.reads = reads |
| 81 | self.writes = [] |
| 82 | self.block = False |
| 83 | def sendall(self, data): |
| 84 | self.writes.append(data) |
| 85 | def recv(self, size): |
| 86 | out = b'' |
| 87 | while self.reads and len(out) < size: |
| 88 | out += self.reads.pop(0) |
| 89 | if len(out) > size: |
| 90 | self.reads.insert(0, out[size:]) |
| 91 | out = out[:size] |
| 92 | return out |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 93 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 94 | class TelnetAlike(telnetlib.Telnet): |
| 95 | def fileno(self): |
| 96 | raise NotImplementedError() |
| 97 | def close(self): pass |
| 98 | def sock_avail(self): |
| 99 | return (not self.sock.block) |
| 100 | def msg(self, msg, *args): |
| 101 | with support.captured_stdout() as out: |
| 102 | telnetlib.Telnet.msg(self, msg, *args) |
| 103 | self._messages += out.getvalue() |
| 104 | return |
| 105 | |
| 106 | def new_select(*s_args): |
| 107 | block = False |
| 108 | for l in s_args: |
| 109 | for fob in l: |
| 110 | if isinstance(fob, TelnetAlike): |
| 111 | block = fob.sock.block |
| 112 | if block: |
| 113 | return [[], [], []] |
| 114 | else: |
| 115 | return s_args |
| 116 | |
| 117 | @contextlib.contextmanager |
| 118 | def test_socket(reads): |
| 119 | def new_conn(*ignored): |
| 120 | return SocketStub(reads) |
| 121 | try: |
| 122 | old_conn = socket.create_connection |
| 123 | socket.create_connection = new_conn |
| 124 | yield None |
| 125 | finally: |
| 126 | socket.create_connection = old_conn |
| 127 | return |
| 128 | |
| 129 | def test_telnet(reads=[], cls=TelnetAlike): |
| 130 | ''' return a telnetlib.Telnet object that uses a SocketStub with |
| 131 | reads queued up to be read ''' |
| 132 | for x in reads: |
| 133 | assert type(x) is bytes, x |
| 134 | with test_socket(reads): |
| 135 | telnet = cls('dummy', 0) |
| 136 | telnet._messages = '' # debuglevel output |
| 137 | return telnet |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 138 | |
| 139 | class ReadTests(TestCase): |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 140 | def setUp(self): |
| 141 | self.old_select = select.select |
| 142 | select.select = new_select |
| 143 | def tearDown(self): |
| 144 | select.select = self.old_select |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 145 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 146 | def test_read_until(self): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 147 | """ |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 148 | read_until(expected, timeout=None) |
| 149 | test the blocking version of read_util |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 150 | """ |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 151 | want = [b'xxxmatchyyy'] |
| 152 | telnet = test_telnet(want) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 153 | data = telnet.read_until(b'match') |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 154 | self.assertEqual(data, b'xxxmatch', msg=(telnet.cookedq, telnet.rawq, telnet.sock.reads)) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 155 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 156 | reads = [b'x' * 50, b'match', b'y' * 50] |
| 157 | expect = b''.join(reads[:-1]) |
| 158 | telnet = test_telnet(reads) |
| 159 | data = telnet.read_until(b'match') |
| 160 | self.assertEqual(data, expect) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 161 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 162 | |
| 163 | def test_read_all(self): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 164 | """ |
| 165 | read_all() |
| 166 | Read all data until EOF; may block. |
| 167 | """ |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 168 | reads = [b'x' * 500, b'y' * 500, b'z' * 500] |
| 169 | expect = b''.join(reads) |
| 170 | telnet = test_telnet(reads) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 171 | data = telnet.read_all() |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 172 | self.assertEqual(data, expect) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 173 | return |
| 174 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 175 | def test_read_some(self): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 176 | """ |
| 177 | read_some() |
| 178 | Read at least one byte or EOF; may block. |
| 179 | """ |
| 180 | # test 'at least one byte' |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 181 | telnet = test_telnet([b'x' * 500]) |
| 182 | data = telnet.read_some() |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 183 | self.assertTrue(len(data) >= 1) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 184 | # test EOF |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 185 | telnet = test_telnet() |
| 186 | data = telnet.read_some() |
| 187 | self.assertEqual(b'', data) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 188 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 189 | def _read_eager(self, func_name): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 190 | """ |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 191 | read_*_eager() |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 192 | Read all data available already queued or on the socket, |
| 193 | without blocking. |
| 194 | """ |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 195 | want = b'x' * 100 |
| 196 | telnet = test_telnet([want]) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 197 | func = getattr(telnet, func_name) |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 198 | telnet.sock.block = True |
| 199 | self.assertEqual(b'', func()) |
| 200 | telnet.sock.block = False |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 201 | data = b'' |
| 202 | while True: |
| 203 | try: |
| 204 | data += func() |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 205 | except EOFError: |
| 206 | break |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 207 | self.assertEqual(data, want) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 208 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 209 | def test_read_eager(self): |
| 210 | # read_eager and read_very_eager make the same gaurantees |
| 211 | # (they behave differently but we only test the gaurantees) |
| 212 | self._read_eager('read_eager') |
| 213 | self._read_eager('read_very_eager') |
| 214 | # NB -- we need to test the IAC block which is mentioned in the |
| 215 | # docstring but not in the module docs |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 216 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 217 | def read_very_lazy(self): |
| 218 | want = b'x' * 100 |
| 219 | telnet = test_telnet([want]) |
| 220 | self.assertEqual(b'', telnet.read_very_lazy()) |
| 221 | while telnet.sock.reads: |
| 222 | telnet.fill_rawq() |
| 223 | data = telnet.read_very_lazy() |
| 224 | self.assertEqual(want, data) |
| 225 | self.assertRaises(EOFError, telnet.read_very_lazy) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 226 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 227 | def test_read_lazy(self): |
| 228 | want = b'x' * 100 |
| 229 | telnet = test_telnet([want]) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 230 | self.assertEqual(b'', telnet.read_lazy()) |
| 231 | data = b'' |
| 232 | while True: |
| 233 | try: |
| 234 | read_data = telnet.read_lazy() |
| 235 | data += read_data |
| 236 | if not read_data: |
| 237 | telnet.fill_rawq() |
| 238 | except EOFError: |
| 239 | break |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 240 | self.assertTrue(want.startswith(data)) |
| 241 | self.assertEqual(data, want) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 242 | |
| 243 | class nego_collector(object): |
| 244 | def __init__(self, sb_getter=None): |
| 245 | self.seen = b'' |
| 246 | self.sb_getter = sb_getter |
| 247 | self.sb_seen = b'' |
| 248 | |
| 249 | def do_nego(self, sock, cmd, opt): |
| 250 | self.seen += cmd + opt |
| 251 | if cmd == tl.SE and self.sb_getter: |
| 252 | sb_data = self.sb_getter() |
| 253 | self.sb_seen += sb_data |
| 254 | |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 255 | tl = telnetlib |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 256 | |
| 257 | class WriteTests(TestCase): |
| 258 | '''The only thing that write does is replace each tl.IAC for |
| 259 | tl.IAC+tl.IAC''' |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 260 | |
| 261 | def test_write(self): |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 262 | data_sample = [b'data sample without IAC', |
| 263 | b'data sample with' + tl.IAC + b' one IAC', |
| 264 | b'a few' + tl.IAC + tl.IAC + b' iacs' + tl.IAC, |
| 265 | tl.IAC, |
| 266 | b''] |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 267 | for data in data_sample: |
| 268 | telnet = test_telnet() |
| 269 | telnet.write(data) |
| 270 | written = b''.join(telnet.sock.writes) |
| 271 | self.assertEqual(data.replace(tl.IAC,tl.IAC+tl.IAC), written) |
Jack Diederich | 36596a3 | 2009-07-26 22:23:04 +0000 | [diff] [blame] | 272 | |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 273 | class OptionTests(TestCase): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 274 | # RFC 854 commands |
| 275 | cmds = [tl.AO, tl.AYT, tl.BRK, tl.EC, tl.EL, tl.GA, tl.IP, tl.NOP] |
| 276 | |
| 277 | def _test_command(self, data): |
| 278 | """ helper for testing IAC + cmd """ |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 279 | telnet = test_telnet(data) |
| 280 | data_len = len(b''.join(data)) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 281 | nego = nego_collector() |
| 282 | telnet.set_option_negotiation_callback(nego.do_nego) |
| 283 | txt = telnet.read_all() |
| 284 | cmd = nego.seen |
| 285 | self.assertTrue(len(cmd) > 0) # we expect at least one command |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 286 | self.assertIn(cmd[:1], self.cmds) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 287 | self.assertEqual(cmd[1:2], tl.NOOPT) |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 288 | self.assertEqual(data_len, len(txt + cmd)) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 289 | nego.sb_getter = None # break the nego => telnet cycle |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 290 | |
| 291 | def test_IAC_commands(self): |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 292 | for cmd in self.cmds: |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 293 | self._test_command([tl.IAC, cmd]) |
| 294 | self._test_command([b'x' * 100, tl.IAC, cmd, b'y'*100]) |
| 295 | self._test_command([b'x' * 10, tl.IAC, cmd, b'y'*10]) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 296 | # all at once |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 297 | self._test_command([tl.IAC + cmd for (cmd) in self.cmds]) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 298 | |
| 299 | def test_SB_commands(self): |
| 300 | # RFC 855, subnegotiations portion |
| 301 | send = [tl.IAC + tl.SB + tl.IAC + tl.SE, |
| 302 | tl.IAC + tl.SB + tl.IAC + tl.IAC + tl.IAC + tl.SE, |
| 303 | tl.IAC + tl.SB + tl.IAC + tl.IAC + b'aa' + tl.IAC + tl.SE, |
| 304 | tl.IAC + tl.SB + b'bb' + tl.IAC + tl.IAC + tl.IAC + tl.SE, |
| 305 | tl.IAC + tl.SB + b'cc' + tl.IAC + tl.IAC + b'dd' + tl.IAC + tl.SE, |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 306 | ] |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 307 | telnet = test_telnet(send) |
Jack Diederich | 1c8f38c | 2009-04-10 05:33:26 +0000 | [diff] [blame] | 308 | nego = nego_collector(telnet.read_sb_data) |
| 309 | telnet.set_option_negotiation_callback(nego.do_nego) |
| 310 | txt = telnet.read_all() |
| 311 | self.assertEqual(txt, b'') |
| 312 | want_sb_data = tl.IAC + tl.IAC + b'aabb' + tl.IAC + b'cc' + tl.IAC + b'dd' |
| 313 | self.assertEqual(nego.sb_seen, want_sb_data) |
| 314 | self.assertEqual(b'', telnet.read_sb_data()) |
| 315 | nego.sb_getter = None # break the nego => telnet cycle |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 316 | |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 317 | def test_debuglevel_reads(self): |
Jack Diederich | 36596a3 | 2009-07-26 22:23:04 +0000 | [diff] [blame] | 318 | # test all the various places that self.msg(...) is called |
| 319 | given_a_expect_b = [ |
| 320 | # Telnet.fill_rawq |
| 321 | (b'a', ": recv b''\n"), |
| 322 | # Telnet.process_rawq |
| 323 | (tl.IAC + bytes([88]), ": IAC 88 not recognized\n"), |
| 324 | (tl.IAC + tl.DO + bytes([1]), ": IAC DO 1\n"), |
| 325 | (tl.IAC + tl.DONT + bytes([1]), ": IAC DONT 1\n"), |
| 326 | (tl.IAC + tl.WILL + bytes([1]), ": IAC WILL 1\n"), |
| 327 | (tl.IAC + tl.WONT + bytes([1]), ": IAC WONT 1\n"), |
Jack Diederich | 36596a3 | 2009-07-26 22:23:04 +0000 | [diff] [blame] | 328 | ] |
| 329 | for a, b in given_a_expect_b: |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 330 | telnet = test_telnet([a]) |
| 331 | telnet.set_debuglevel(1) |
| 332 | txt = telnet.read_all() |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 333 | self.assertIn(b, telnet._messages) |
Jack Diederich | 36596a3 | 2009-07-26 22:23:04 +0000 | [diff] [blame] | 334 | return |
| 335 | |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 336 | def test_debuglevel_write(self): |
Jack Diederich | 1766b9d | 2009-11-06 17:20:42 +0000 | [diff] [blame] | 337 | telnet = test_telnet() |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 338 | telnet.set_debuglevel(1) |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 339 | telnet.write(b'xxx') |
| 340 | expected = "send b'xxx'\n" |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 341 | self.assertIn(expected, telnet._messages) |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 342 | |
R. David Murray | 32ef70c | 2010-12-14 14:16:20 +0000 | [diff] [blame] | 343 | def test_debug_accepts_str_port(self): |
| 344 | # Issue 10695 |
| 345 | with test_socket([]): |
| 346 | telnet = TelnetAlike('dummy', '0') |
| 347 | telnet._messages = '' |
| 348 | telnet.set_debuglevel(1) |
| 349 | telnet.msg('test') |
| 350 | self.assertRegex(telnet._messages, r'0.*test') |
| 351 | |
| 352 | |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 353 | def test_main(verbose=None): |
Jack Diederich | f31f7bb | 2009-09-03 20:37:58 +0000 | [diff] [blame] | 354 | support.run_unittest(GeneralTests, ReadTests, WriteTests, OptionTests) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 355 | |
| 356 | if __name__ == '__main__': |
| 357 | test_main() |