Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / external / python / cpython2 / 1d499265e08acac748b8158e90cf549194bac97c / . / Lib / test / test_ipaddr.py
blob: 16ebb861e4f223305ce07896e07cb8b2ec3f6623 [file] [log] [blame]
Gregory P. Smith1d499262009-05-01 19:59:52 +0000[diff] [blame^]1# Copyright 2007 Google Inc.
2# Licensed to PSF under a Contributor Agreement.
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8# http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16# See also: http://code.google.com/p/ipaddr-py/
17
18"""Unittest for ipaddr module."""
19
20
21import unittest
22
23import ipaddr
24
25# Compatibility function to cast str to bytes objects
26if ipaddr._compat_has_real_bytes:
27 _cb = lambda bytestr: bytes(bytestr, 'charmap')
28else:
29 _cb = str
30
31class IpaddrUnitTest(unittest.TestCase):
32
33 def setUp(self):
34 self.ipv4 = ipaddr.IPv4('1.2.3.4/24')
35 self.ipv4_hostmask = ipaddr.IPv4('10.0.0.1/0.255.255.255')
36 self.ipv6 = ipaddr.IPv6('2001:658:22a:cafe:200:0:0:1/64')
37
38 def testRepr(self):
39 self.assertEqual("IPv4('1.2.3.4/32')", repr(ipaddr.IPv4('1.2.3.4')))
40 self.assertEqual("IPv6('::1/128')", repr(ipaddr.IPv6('::1')))
41
42 def testInvalidStrings(self):
43 self.assertRaises(ValueError, ipaddr.IP, '')
44 self.assertRaises(ValueError, ipaddr.IP, 'www.google.com')
45 self.assertRaises(ValueError, ipaddr.IP, '1.2.3')
46 self.assertRaises(ValueError, ipaddr.IP, '1.2.3.4.5')
47 self.assertRaises(ValueError, ipaddr.IP, '301.2.2.2')
48 self.assertRaises(ValueError, ipaddr.IP, '1:2:3:4:5:6:7')
49 self.assertRaises(ValueError, ipaddr.IP, '1:2:3:4:5:6:7:')
50 self.assertRaises(ValueError, ipaddr.IP, ':2:3:4:5:6:7:8')
51 self.assertRaises(ValueError, ipaddr.IP, '1:2:3:4:5:6:7:8:9')
52 self.assertRaises(ValueError, ipaddr.IP, '1:2:3:4:5:6:7:8:')
53 self.assertRaises(ValueError, ipaddr.IP, '1::3:4:5:6::8')
54 self.assertRaises(ValueError, ipaddr.IP, 'a:')
55 self.assertRaises(ValueError, ipaddr.IP, ':')
56 self.assertRaises(ValueError, ipaddr.IP, ':::')
57 self.assertRaises(ValueError, ipaddr.IP, '::a:')
58 self.assertRaises(ValueError, ipaddr.IP, '1ffff::')
59 self.assertRaises(ValueError, ipaddr.IP, '0xa::')
60 self.assertRaises(ValueError, ipaddr.IP, '1:2:3:4:5:6:1a.2.3.4')
61 self.assertRaises(ValueError, ipaddr.IP, '1:2:3:4:5:1.2.3.4:8')
62 self.assertRaises(ipaddr.IPv4IpValidationError, ipaddr.IPv4, '')
63 self.assertRaises(ipaddr.IPv4IpValidationError, ipaddr.IPv4,
64 'google.com')
65 self.assertRaises(ipaddr.IPv4IpValidationError, ipaddr.IPv4,
66 '::1.2.3.4')
67 self.assertRaises(ipaddr.IPv6IpValidationError, ipaddr.IPv6, '')
68 self.assertRaises(ipaddr.IPv6IpValidationError, ipaddr.IPv6,
69 'google.com')
70 self.assertRaises(ipaddr.IPv6IpValidationError, ipaddr.IPv6,
71 '1.2.3.4')
72
73 def testGetNetwork(self):
74 self.assertEqual(self.ipv4.network, 16909056)
75 self.assertEqual(self.ipv4.network_ext, '1.2.3.0')
76 self.assertEqual(self.ipv4_hostmask.network_ext, '10.0.0.0')
77
78 self.assertEqual(self.ipv6.network,
79 42540616829182469433403647294022090752)
80 self.assertEqual(self.ipv6.network_ext,
81 '2001:658:22a:cafe::')
82 self.assertEqual(self.ipv6.hostmask_ext,
83 '::ffff:ffff:ffff:ffff')
84
85 def testIpFromInt(self):
86 self.assertEqual(self.ipv4.ip, ipaddr.IPv4(16909060).ip)
87 self.assertRaises(ipaddr.IPv4IpValidationError,
88 ipaddr.IPv4, 2**32)
89 self.assertRaises(ipaddr.IPv4IpValidationError,
90 ipaddr.IPv4, -1)
91
92 self.assertEqual(self.ipv6.ip,
93 ipaddr.IPv6(42540616829182469433547762482097946625).ip)
94 self.assertRaises(ipaddr.IPv6IpValidationError,
95 ipaddr.IPv6, 2**128)
96 self.assertRaises(ipaddr.IPv6IpValidationError,
97 ipaddr.IPv6, -1)
98
99 self.assertEqual(ipaddr.IP(self.ipv4.ip).version, 4)
100 self.assertEqual(ipaddr.IP(self.ipv6.ip).version, 6)
101
102 if ipaddr._compat_has_real_bytes: # on python3+
103 def testIpFromPacked(self):
104 ip = ipaddr.IP
105
106 self.assertEqual(self.ipv4.ip,
107 ip(_cb('\x01\x02\x03\x04')).ip)
108 self.assertEqual(ip('255.254.253.252'),
109 ip(_cb('\xff\xfe\xfd\xfc')))
110 self.assertRaises(ValueError, ipaddr.IP, _cb('\x00' * 3))
111 self.assertRaises(ValueError, ipaddr.IP, _cb('\x00' * 5))
112 self.assertEqual(self.ipv6.ip,
113 ip(_cb('\x20\x01\x06\x58\x02\x2a\xca\xfe'
114 '\x02\x00\x00\x00\x00\x00\x00\x01')).ip)
115 self.assertEqual(ip('ffff:2:3:4:ffff::'),
116 ip(_cb('\xff\xff\x00\x02\x00\x03\x00\x04' +
117 '\xff\xff' + '\x00' * 6)))
118 self.assertEqual(ip('::'),
119 ip(_cb('\x00' * 16)))
120 self.assertRaises(ValueError, ip, _cb('\x00' * 15))
121 self.assertRaises(ValueError, ip, _cb('\x00' * 17))
122
123 def testGetIp(self):
124 self.assertEqual(self.ipv4.ip, 16909060)
125 self.assertEqual(self.ipv4.ip_ext, '1.2.3.4')
126 self.assertEqual(self.ipv4.ip_ext_full, '1.2.3.4')
127 self.assertEqual(self.ipv4_hostmask.ip_ext, '10.0.0.1')
128
129 self.assertEqual(self.ipv6.ip, 42540616829182469433547762482097946625)
130 self.assertEqual(self.ipv6.ip_ext,
131 '2001:658:22a:cafe:200::1')
132 self.assertEqual(self.ipv6.ip_ext_full,
133 '2001:0658:022a:cafe:0200:0000:0000:0001')
134
135 def testGetNetmask(self):
136 self.assertEqual(self.ipv4.netmask, 4294967040)
137 self.assertEqual(self.ipv4.netmask_ext, '255.255.255.0')
138 self.assertEqual(self.ipv4_hostmask.netmask_ext, '255.0.0.0')
139 self.assertEqual(self.ipv6.netmask,
140 340282366920938463444927863358058659840)
141 self.assertEqual(self.ipv6.netmask_ext, 64)
142
143 def testZeroNetmask(self):
144 ipv4_zero_netmask = ipaddr.IPv4('1.2.3.4/0')
145 self.assertEqual(ipv4_zero_netmask.netmask, 0)
146 self.assert_(ipv4_zero_netmask._is_valid_netmask(str(0)))
147
148 ipv6_zero_netmask = ipaddr.IPv6('::1/0')
149 self.assertEqual(ipv6_zero_netmask.netmask, 0)
150 self.assert_(ipv6_zero_netmask._is_valid_netmask(str(0)))
151
152 def testGetBroadcast(self):
153 self.assertEqual(self.ipv4.broadcast, 16909311)
154 self.assertEqual(self.ipv4.broadcast_ext, '1.2.3.255')
155
156 self.assertEqual(self.ipv6.broadcast,
157 42540616829182469451850391367731642367)
158 self.assertEqual(self.ipv6.broadcast_ext,
159 '2001:658:22a:cafe:ffff:ffff:ffff:ffff')
160
161 def testGetPrefixlen(self):
162 self.assertEqual(self.ipv4.prefixlen, 24)
163
164 self.assertEqual(self.ipv6.prefixlen, 64)
165
166 def testGetSupernet(self):
167 self.assertEqual(self.ipv4.supernet().prefixlen, 23)
168 self.assertEqual(self.ipv4.supernet().network_ext, '1.2.2.0')
169 self.assertEqual(ipaddr.IPv4('0.0.0.0/0').supernet(),
170 ipaddr.IPv4('0.0.0.0/0'))
171
172 self.assertEqual(self.ipv6.supernet().prefixlen, 63)
173 self.assertEqual(self.ipv6.supernet().network_ext,
174 '2001:658:22a:cafe::')
175 self.assertEqual(ipaddr.IPv6('::0/0').supernet(), ipaddr.IPv6('::0/0'))
176
177 def testGetSupernet3(self):
178 self.assertEqual(self.ipv4.supernet(3).prefixlen, 21)
179 self.assertEqual(self.ipv4.supernet(3).network_ext, '1.2.0.0')
180
181 self.assertEqual(self.ipv6.supernet(3).prefixlen, 61)
182 self.assertEqual(self.ipv6.supernet(3).network_ext,
183 '2001:658:22a:caf8::')
184
185 def testGetSubnet(self):
186 self.assertEqual(self.ipv4.subnet()[0].prefixlen, 25)
187 self.assertEqual(self.ipv4.subnet()[0].network_ext, '1.2.3.0')
188 self.assertEqual(self.ipv4.subnet()[1].network_ext, '1.2.3.128')
189
190 self.assertEqual(self.ipv6.subnet()[0].prefixlen, 65)
191
192 def testGetSubnetForSingle32(self):
193 ip = ipaddr.IPv4('1.2.3.4/32')
194 subnets1 = [str(x) for x in ip.subnet()]
195 subnets2 = [str(x) for x in ip.subnet(2)]
196 self.assertEqual(subnets1, ['1.2.3.4/32'])
197 self.assertEqual(subnets1, subnets2)
198
199 def testGetSubnetForSingle128(self):
200 ip = ipaddr.IPv6('::1/128')
201 subnets1 = [str(x) for x in ip.subnet()]
202 subnets2 = [str(x) for x in ip.subnet(2)]
203 self.assertEqual(subnets1, ['::1/128'])
204 self.assertEqual(subnets1, subnets2)
205
206 def testSubnet2(self):
207 ips = [str(x) for x in self.ipv4.subnet(2)]
208 self.assertEqual(
209 ips,
210 ['1.2.3.0/26', '1.2.3.64/26', '1.2.3.128/26', '1.2.3.192/26'])
211
212 ipsv6 = [str(x) for x in self.ipv6.subnet(2)]
213 self.assertEqual(
214 ipsv6,
215 ['2001:658:22a:cafe::/66',
216 '2001:658:22a:cafe:4000::/66',
217 '2001:658:22a:cafe:8000::/66',
218 '2001:658:22a:cafe:c000::/66'])
219
220 def testSubnetFailsForLargeCidrDiff(self):
221 self.assertRaises(ipaddr.PrefixlenDiffInvalidError, self.ipv4.subnet, 9)
222 self.assertRaises(ipaddr.PrefixlenDiffInvalidError, self.ipv6.subnet,
223 65)
224
225 def testSupernetFailsForLargeCidrDiff(self):
226 self.assertRaises(ipaddr.PrefixlenDiffInvalidError, self.ipv4.supernet,
227 25)
228 self.assertRaises(ipaddr.PrefixlenDiffInvalidError, self.ipv6.supernet,
229 65)
230
231 def testSubnetFailsForNegativeCidrDiff(self):
232 self.assertRaises(ipaddr.PrefixlenDiffInvalidError, self.ipv4.subnet,
233 -1)
234 self.assertRaises(ipaddr.PrefixlenDiffInvalidError, self.ipv6.subnet,
235 -1)
236
237 def testGetNumHosts(self):
238 self.assertEqual(self.ipv4.numhosts, 256)
239 self.assertEqual(self.ipv4.subnet()[0].numhosts, 128)
240 self.assertEqual(self.ipv4.supernet().numhosts, 512)
241
242 self.assertEqual(self.ipv6.numhosts, 18446744073709551616)
243 self.assertEqual(self.ipv6.subnet()[0].numhosts, 9223372036854775808)
244 self.assertEqual(self.ipv6.supernet().numhosts, 36893488147419103232)
245
246 def testContains(self):
247 self.assertTrue(ipaddr.IPv4('1.2.3.128/25') in self.ipv4)
248 self.assertFalse(ipaddr.IPv4('1.2.4.1/24') in self.ipv4)
249 self.assertFalse(self.ipv4 in self.ipv6)
250 self.assertFalse(self.ipv6 in self.ipv4)
251 self.assertTrue(self.ipv4 in self.ipv4)
252 self.assertTrue(self.ipv6 in self.ipv6)
253
254 def testBadAddress(self):
255 self.assertRaises(ipaddr.IPv4IpValidationError, ipaddr.IPv4, 'poop')
256 self.assertRaises(ipaddr.IPv4IpValidationError,
257 ipaddr.IPv4, '1.2.3.256')
258
259 self.assertRaises(ipaddr.IPv6IpValidationError, ipaddr.IPv6, 'poopv6')
260 self.assertRaises(ipaddr.IPv4IpValidationError,
261 ipaddr.IPv4, '1.2.3.4/32/24')
262
263 def testBadNetMask(self):
264 self.assertRaises(ipaddr.IPv4NetmaskValidationError,
265 ipaddr.IPv4, '1.2.3.4/')
266 self.assertRaises(ipaddr.IPv4NetmaskValidationError,
267 ipaddr.IPv4, '1.2.3.4/33')
268 self.assertRaises(ipaddr.IPv4NetmaskValidationError,
269 ipaddr.IPv4, '1.2.3.4/254.254.255.256')
270
271 self.assertRaises(ipaddr.IPv6NetmaskValidationError,
272 ipaddr.IPv6, '::1/')
273 self.assertRaises(ipaddr.IPv6NetmaskValidationError,
274 ipaddr.IPv6, '::1/129')
275
276 def testNth(self):
277 self.assertEqual(self.ipv4[5], '1.2.3.5')
278 self.assertRaises(IndexError, self.ipv4.__getitem__, 256)
279
280 self.assertEqual(self.ipv6[5],
281 '2001:658:22a:cafe::5')
282
283 def testEquals(self):
284 self.assertTrue(self.ipv4 == ipaddr.IPv4('1.2.3.4/24'))
285 self.assertFalse(self.ipv4 == ipaddr.IPv4('1.2.3.4/23'))
286 self.assertFalse(self.ipv4 == ipaddr.IPv4('1.2.3.5/24'))
287 self.assertFalse(self.ipv4 == ipaddr.IPv6('::1.2.3.4/24'))
288 self.assertFalse(self.ipv4 == '')
289 self.assertFalse(self.ipv4 == [])
290 self.assertFalse(self.ipv4 == 2)
291
292 self.assertTrue(self.ipv6 ==
293 ipaddr.IPv6('2001:658:22a:cafe:200::1/64'))
294 self.assertFalse(self.ipv6 ==
295 ipaddr.IPv6('2001:658:22a:cafe:200::1/63'))
296 self.assertFalse(self.ipv6 ==
297 ipaddr.IPv6('2001:658:22a:cafe:200::2/64'))
298 self.assertFalse(self.ipv6 == ipaddr.IPv4('1.2.3.4/23'))
299 self.assertFalse(self.ipv6 == '')
300 self.assertFalse(self.ipv6 == [])
301 self.assertFalse(self.ipv6 == 2)
302
303 def testNotEquals(self):
304 self.assertFalse(self.ipv4 != ipaddr.IPv4('1.2.3.4/24'))
305 self.assertTrue(self.ipv4 != ipaddr.IPv4('1.2.3.4/23'))
306 self.assertTrue(self.ipv4 != ipaddr.IPv4('1.2.3.5/24'))
307 self.assertTrue(self.ipv4 != ipaddr.IPv6('::1.2.3.4/24'))
308 self.assertTrue(self.ipv4 != '')
309 self.assertTrue(self.ipv4 != [])
310 self.assertTrue(self.ipv4 != 2)
311
312 self.assertFalse(self.ipv6 !=
313 ipaddr.IPv6('2001:658:22a:cafe:200::1/64'))
314 self.assertTrue(self.ipv6 !=
315 ipaddr.IPv6('2001:658:22a:cafe:200::1/63'))
316 self.assertTrue(self.ipv6 !=
317 ipaddr.IPv6('2001:658:22a:cafe:200::2/64'))
318 self.assertTrue(self.ipv6 != ipaddr.IPv4('1.2.3.4/23'))
319 self.assertTrue(self.ipv6 != '')
320 self.assertTrue(self.ipv6 != [])
321 self.assertTrue(self.ipv6 != 2)
322
323 def testSlash32Constructor(self):
324 self.assertEquals(str(ipaddr.IPv4('1.2.3.4/255.255.255.255')),
325 '1.2.3.4/32')
326
327 def testSlash128Constructor(self):
328 self.assertEquals(str(ipaddr.IPv6('::1/128')),
329 '::1/128')
330
331 def testSlash0Constructor(self):
332 self.assertEquals(str(ipaddr.IPv4('1.2.3.4/0.0.0.0')), '1.2.3.4/0')
333
334 def testCollapsing(self):
335 ip1 = ipaddr.IPv4('1.1.0.0/24')
336 ip2 = ipaddr.IPv4('1.1.1.0/24')
337 ip3 = ipaddr.IPv4('1.1.2.0/24')
338 ip4 = ipaddr.IPv4('1.1.3.0/24')
339 ip5 = ipaddr.IPv4('1.1.4.0/24')
340 # stored in no particular order b/c we want CollapseAddr to call [].sort
341 ip6 = ipaddr.IPv4('1.1.0.0/22')
342 # check that addreses are subsumed properlly.
343 collapsed = ipaddr.collapse_address_list([ip1, ip2, ip3, ip4, ip5, ip6])
344 self.assertEqual(collapsed, [ipaddr.IPv4('1.1.0.0/22'),
345 ipaddr.IPv4('1.1.4.0/24')])
346 # test that two addresses are supernet'ed properlly
347 collapsed = ipaddr.collapse_address_list([ip1, ip2])
348 self.assertEqual(collapsed, [ipaddr.IPv4('1.1.0.0/23')])
349
350 ip_same1 = ip_same2 = ipaddr.IPv4('1.1.1.1/32')
351 self.assertEqual(ipaddr.collapse_address_list([ip_same1, ip_same2]),
352 [ip_same1])
353 ip1 = ipaddr.IPv6('::2001:1/100')
354 ip2 = ipaddr.IPv6('::2002:1/120')
355 ip3 = ipaddr.IPv6('::2001:1/96')
356 # test that ipv6 addresses are subsumed properly.
357 collapsed = ipaddr.collapse_address_list([ip1, ip2, ip3])
358 self.assertEqual(collapsed, [ip3])
359
360 def testNetworkComparison(self):
361 # ip1 and ip2 have the same network address
362 ip1 = ipaddr.IPv4('1.1.1.0/24')
363 ip2 = ipaddr.IPv4('1.1.1.1/24')
364 ip3 = ipaddr.IPv4('1.1.2.0/24')
365
366 self.assertTrue(ip1 < ip3)
367 self.assertTrue(ip3 > ip2)
368
369 self.assertEquals(ip1.compare_networks(ip2), 0)
370 self.assertTrue(ip1._get_networks_key() == ip2._get_networks_key())
371 self.assertEquals(ip1.compare_networks(ip3), -1)
372 self.assertTrue(ip1._get_networks_key() < ip3._get_networks_key())
373
374 ip1 = ipaddr.IPv6('2001::2000/96')
375 ip2 = ipaddr.IPv6('2001::2001/96')
376 ip3 = ipaddr.IPv6('2001:ffff::2000/96')
377
378 self.assertTrue(ip1 < ip3)
379 self.assertTrue(ip3 > ip2)
380 self.assertEquals(ip1.compare_networks(ip2), 0)
381 self.assertTrue(ip1._get_networks_key() == ip2._get_networks_key())
382 self.assertEquals(ip1.compare_networks(ip3), -1)
383 self.assertTrue(ip1._get_networks_key() < ip3._get_networks_key())
384
385 # Test comparing different protocols
386 ipv6 = ipaddr.IPv6('::/0')
387 ipv4 = ipaddr.IPv4('0.0.0.0/0')
388 self.assertTrue(ipv6 > ipv4)
389 self.assertTrue(ipv4 < ipv6)
390
391 def testEmbeddedIpv4(self):
392 ipv4_string = '192.168.0.1'
393 ipv4 = ipaddr.IPv4(ipv4_string)
394 v4compat_ipv6 = ipaddr.IPv6('::%s' % ipv4_string)
395 self.assertEquals(v4compat_ipv6.ip, ipv4.ip)
396 v4mapped_ipv6 = ipaddr.IPv6('::ffff:%s' % ipv4_string)
397 self.assertNotEquals(v4mapped_ipv6.ip, ipv4.ip)
398 self.assertRaises(ipaddr.IPv6IpValidationError, ipaddr.IPv6,
399 '2001:1.1.1.1:1.1.1.1')
400
401 def testIPVersion(self):
402 self.assertEqual(self.ipv4.version, 4)
403 self.assertEqual(self.ipv6.version, 6)
404
405 def testPacked(self):
406 self.assertEqual(self.ipv4.packed,
407 _cb('\x01\x02\x03\x04'))
408 self.assertEqual(ipaddr.IPv4('255.254.253.252').packed,
409 _cb('\xff\xfe\xfd\xfc'))
410 self.assertEqual(self.ipv6.packed,
411 _cb('\x20\x01\x06\x58\x02\x2a\xca\xfe'
412 '\x02\x00\x00\x00\x00\x00\x00\x01'))
413 self.assertEqual(ipaddr.IPv6('ffff:2:3:4:ffff::').packed,
414 _cb('\xff\xff\x00\x02\x00\x03\x00\x04\xff\xff'
415 + '\x00' * 6))
416 self.assertEqual(ipaddr.IPv6('::1:0:0:0:0').packed,
417 _cb('\x00' * 6 + '\x00\x01' + '\x00' * 8))
418
419 def testIpStrFromPrefixlen(self):
420 ipv4 = ipaddr.IPv4('1.2.3.4/24')
421 self.assertEquals(ipv4._ip_string_from_prefix(), '255.255.255.0')
422 self.assertEquals(ipv4._ip_string_from_prefix(28), '255.255.255.240')
423
424 def testIpType(self):
425 ipv4 = ipaddr.IP('1.2.3.4')
426 ipv6 = ipaddr.IP('::1.2.3.4')
427 self.assertEquals(ipaddr.IPv4, type(ipv4))
428 self.assertEquals(ipaddr.IPv6, type(ipv6))
429
430 def testReservedIpv4(self):
431 self.assertEquals(True, ipaddr.IP('224.1.1.1/31').is_multicast)
432 self.assertEquals(False, ipaddr.IP('240.0.0.0').is_multicast)
433
434 self.assertEquals(True, ipaddr.IP('192.168.1.1/17').is_private)
435 self.assertEquals(False, ipaddr.IP('192.169.0.0').is_private)
436 self.assertEquals(True, ipaddr.IP('10.255.255.255').is_private)
437 self.assertEquals(False, ipaddr.IP('11.0.0.0').is_private)
438 self.assertEquals(True, ipaddr.IP('172.31.255.255').is_private)
439 self.assertEquals(False, ipaddr.IP('172.32.0.0').is_private)
440
441 self.assertEquals(True, ipaddr.IP('169.254.100.200/24').is_link_local)
442 self.assertEquals(False, ipaddr.IP('169.255.100.200/24').is_link_local)
443
444 self.assertEquals(True, ipaddr.IP('127.100.200.254/32').is_loopback)
445 self.assertEquals(True, ipaddr.IP('127.42.0.0/16').is_loopback)
446 self.assertEquals(False, ipaddr.IP('128.0.0.0').is_loopback)
447
448 def testReservedIpv6(self):
449 ip = ipaddr.IP
450
451 self.assertEquals(True, ip('ffff::').is_multicast)
452 self.assertEquals(True, ip(2**128-1).is_multicast)
453 self.assertEquals(True, ip('ff00::').is_multicast)
454 self.assertEquals(False, ip('fdff::').is_multicast)
455
456 self.assertEquals(True, ip('fecf::').is_site_local)
457 self.assertEquals(True, ip('feff:ffff:ffff:ffff::').is_site_local)
458 self.assertEquals(False, ip('fbf:ffff::').is_site_local)
459 self.assertEquals(False, ip('ff00::').is_site_local)
460
461 self.assertEquals(True, ip('fc00::').is_private)
462 self.assertEquals(True, ip('fc00:ffff:ffff:ffff::').is_private)
463 self.assertEquals(False, ip('fbff:ffff::').is_private)
464 self.assertEquals(False, ip('fe00::').is_private)
465
466 self.assertEquals(True, ip('fea0::').is_link_local)
467 self.assertEquals(True, ip('febf:ffff::').is_link_local)
468 self.assertEquals(False, ip('fe7f:ffff::').is_link_local)
469 self.assertEquals(False, ip('fec0::').is_link_local)
470
471 self.assertEquals(True, ip('0:0::0:01').is_loopback)
472 self.assertEquals(False, ip('::1/127').is_loopback)
473 self.assertEquals(False, ip('::').is_loopback)
474 self.assertEquals(False, ip('::2').is_loopback)
475
476 self.assertEquals(True, ip('0::0').is_unspecified)
477 self.assertEquals(False, ip('::1').is_unspecified)
478 self.assertEquals(False, ip('::/127').is_unspecified)
479
480 def testAddrExclude(self):
481 addr1 = ipaddr.IP('10.1.1.0/24')
482 addr2 = ipaddr.IP('10.1.1.0/26')
483 addr3 = ipaddr.IP('10.2.1.0/24')
484 self.assertEqual(addr1.address_exclude(addr2),
485 [ipaddr.IP('10.1.1.64/26'),
486 ipaddr.IP('10.1.1.128/25')])
487 self.assertRaises(ValueError, addr1.address_exclude, addr3)
488
489 def testHash(self):
490 self.assertEquals(hash(ipaddr.IP('10.1.1.0/24')),
491 hash(ipaddr.IP('10.1.1.0/24')))
492 dummy = {}
493 dummy[self.ipv4] = None
494 dummy[self.ipv6] = None
495 self.assertTrue(self.ipv4 in dummy)
496
497 def testIPv4PrefixFromInt(self):
498 addr1 = ipaddr.IP('10.1.1.0/24')
499 addr2 = ipaddr.IPv4(addr1.ip) # clone prefix
500 addr2.prefixlen = addr1.prefixlen
501 addr3 = ipaddr.IP(123456)
502
503 self.assertEqual(123456, addr3.ip)
504 self.assertRaises(ipaddr.IPv4NetmaskValidationError,
505 addr2._set_prefix, -1)
506 self.assertEqual(addr1, addr2)
507 self.assertEqual(str(addr1), str(addr2))
508
509 def testIPv6PrefixFromInt(self):
510 addr1 = ipaddr.IP('2001:0658:022a:cafe:0200::1/64')
511 addr2 = ipaddr.IPv6(addr1.ip) # clone prefix
512 addr2.prefixlen = addr1.prefixlen
513 addr3 = ipaddr.IP(123456)
514
515 self.assertEqual(123456, addr3.ip)
516 self.assertRaises(ipaddr.IPv6NetmaskValidationError,
517 addr2._set_prefix, -1)
518 self.assertEqual(addr1, addr2)
519 self.assertEqual(str(addr1), str(addr2))
520
521 def testCopyConstructor(self):
522 addr1 = ipaddr.IP('10.1.1.0/24')
523 addr2 = ipaddr.IP(addr1)
524 addr3 = ipaddr.IP('2001:658:22a:cafe:200::1/64')
525 addr4 = ipaddr.IP(addr3)
526
527 self.assertEqual(addr1, addr2)
528 self.assertEqual(addr3, addr4)
529
530 def testCompressIPv6Address(self):
531 test_addresses = {
532 '1:2:3:4:5:6:7:8': '1:2:3:4:5:6:7:8/128',
533 '2001:0:0:4:0:0:0:8': '2001:0:0:4::8/128',
534 '2001:0:0:4:5:6:7:8': '2001::4:5:6:7:8/128',
535 '2001:0:3:4:5:6:7:8': '2001:0:3:4:5:6:7:8/128',
536 '2001:0::3:4:5:6:7:8': '2001:0:3:4:5:6:7:8/128',
537 '0:0:3:0:0:0:0:ffff': '0:0:3::ffff/128',
538 '0:0:0:4:0:0:0:ffff': '::4:0:0:0:ffff/128',
539 '0:0:0:0:5:0:0:ffff': '::5:0:0:ffff/128',
540 '1:0:0:4:0:0:7:8': '1::4:0:0:7:8/128',
541 '0:0:0:0:0:0:0:0': '::/128',
542 '0:0:0:0:0:0:0:0/0': '::/0',
543 '0:0:0:0:0:0:0:1': '::1/128',
544 '2001:0658:022a:cafe:0000:0000:0000:0000/66':
545 '2001:658:22a:cafe::/66',
546 }
547 for uncompressed, compressed in test_addresses.items():
548 self.assertEquals(compressed, str(ipaddr.IPv6(uncompressed)))
549
550 def testExplodeShortHandIpStr(self):
551 addr1 = ipaddr.IPv6('2001::1')
552 self.assertEqual('2001:0000:0000:0000:0000:0000:0000:0001',
553 addr1._explode_shorthand_ip_string(addr1.ip_ext))
554
555 def testIntRepresentation(self):
556 self.assertEqual(16909060, int(self.ipv4))
557 self.assertEqual(42540616829182469433547762482097946625, int(self.ipv6))
558
559 def testHexRepresentation(self):
560 self.assertEqual(hex(0x1020304), hex(self.ipv4))
561
562 self.assertEqual(hex(0x20010658022ACAFE0200000000000001),
563 hex(self.ipv6))
564
565
566if __name__ == '__main__':
567 unittest.main()