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- # Copyright 2007 Google Inc.
- # Licensed to PSF under a Contributor Agreement.
- """Unittest for ipaddress module."""
- from __future__ import unicode_literals
- import contextlib
- import operator
- import pickle
- import re
- import sys
- import unittest
- import weakref
- import ipaddress
- # Compatibility function
- import binascii
- try:
- _compat_bytes_fromhex = bytes.fromhex
- except AttributeError:
- def _compat_bytes_fromhex(s):
- return binascii.unhexlify(s)
- _compat_str = ipaddress._compat_str
- class BaseTestCase(unittest.TestCase):
- # One big change in ipaddress over the original ipaddr module is
- # error reporting that tries to assume users *don't know the rules*
- # for what constitutes an RFC compliant IP address
- # Ensuring these errors are emitted correctly in all relevant cases
- # meant moving to a more systematic test structure that allows the
- # test structure to map more directly to the module structure
- # Note that if the constructors are refactored so that addresses with
- # multiple problems get classified differently, that's OK - just
- # move the affected examples to the newly appropriate test case.
- # There is some duplication between the original relatively ad hoc
- # test suite and the new systematic tests. While some redundancy in
- # testing is considered preferable to accidentally deleting a valid
- # test, the original test suite will likely be reduced over time as
- # redundant tests are identified.
- @property
- def factory(self):
- raise NotImplementedError
- @contextlib.contextmanager
- def assertCleanError(self, exc_type, details, *args):
- """
- Ensure exception does not display a context by default
- Wraps unittest.TestCase.assertRaisesRegex
- """
- if args:
- details = details % args
- cm = self.assertRaisesRegex(exc_type, details)
- with cm as exc:
- yield exc
- # Commented out - this is not easily possible in 2.x
- # # Ensure we produce clean tracebacks on failure
- # if exc.exception.__context__ is not None:
- # self.assertTrue(exc.exception.__suppress_context__)
- def assertAddressError(self, details, *args):
- """Ensure a clean AddressValueError"""
- return self.assertCleanError(ipaddress.AddressValueError,
- details, *args)
- def assertNetmaskError(self, details, *args):
- """Ensure a clean NetmaskValueError"""
- return self.assertCleanError(ipaddress.NetmaskValueError,
- details, *args)
- def assertInstancesEqual(self, lhs, rhs):
- """Check constructor arguments produce equivalent instances"""
- self.assertEqual(self.factory(lhs), self.factory(rhs))
- class CommonTestMixin:
- def test_empty_address(self):
- with self.assertAddressError("Address cannot be empty"):
- self.factory("")
- def test_floats_rejected(self):
- with self.assertAddressError(re.escape(repr("1.0"))):
- self.factory(1.0)
- def test_not_an_index_issue15559(self):
- # Implementing __index__ makes for a very nasty interaction with the
- # bytes constructor. Thus, we disallow implicit use as an integer
- self.assertRaises(TypeError, operator.index, self.factory(1))
- self.assertRaises(TypeError, hex, self.factory(1))
- # Commented out: bytes semantics are different in 2.x
- # self.assertRaises(TypeError, bytes, self.factory(1))
- def pickle_test(self, addr):
- for proto in range(pickle.HIGHEST_PROTOCOL + 1):
- with self.subTest(proto=proto):
- x = self.factory(addr)
- y = pickle.loads(pickle.dumps(x, proto))
- self.assertEqual(y, x)
- class CommonTestMixin_v4(CommonTestMixin):
- def test_leading_zeros(self):
- self.assertInstancesEqual("000.000.000.000", "0.0.0.0")
- self.assertInstancesEqual("192.168.000.001", "192.168.0.1")
- def test_int(self):
- self.assertInstancesEqual(0, "0.0.0.0")
- self.assertInstancesEqual(3232235521, "192.168.0.1")
- def test_packed(self):
- self.assertInstancesEqual(
- _compat_bytes_fromhex("00000000"), "0.0.0.0")
- self.assertInstancesEqual(
- _compat_bytes_fromhex("c0a80001"), "192.168.0.1")
- def test_negative_ints_rejected(self):
- msg = "-1 (< 0) is not permitted as an IPv4 address"
- with self.assertAddressError(re.escape(msg)):
- self.factory(-1)
- def test_large_ints_rejected(self):
- msg = "%d (>= 2**32) is not permitted as an IPv4 address"
- with self.assertAddressError(re.escape(msg % (2 ** 32))):
- self.factory(2 ** 32)
- def test_bad_packed_length(self):
- def assertBadLength(length):
- addr = b'\0' * length
- msg = "%r (len %d != 4) is not permitted as an IPv4 address"
- with self.assertAddressError(re.escape(msg % (addr, length))):
- self.factory(addr)
- assertBadLength(3)
- assertBadLength(5)
- class CommonTestMixin_v6(CommonTestMixin):
- def test_leading_zeros(self):
- self.assertInstancesEqual("0000::0000", "::")
- self.assertInstancesEqual("000::c0a8:0001", "::c0a8:1")
- def test_int(self):
- self.assertInstancesEqual(0, "::")
- self.assertInstancesEqual(3232235521, "::c0a8:1")
- def test_packed(self):
- addr = b'\0'*12 + _compat_bytes_fromhex("00000000")
- self.assertInstancesEqual(addr, "::")
- addr = b'\0'*12 + _compat_bytes_fromhex("c0a80001")
- self.assertInstancesEqual(addr, "::c0a8:1")
- addr = _compat_bytes_fromhex("c0a80001") + b'\0'*12
- self.assertInstancesEqual(addr, "c0a8:1::")
- def test_negative_ints_rejected(self):
- msg = "-1 (< 0) is not permitted as an IPv6 address"
- with self.assertAddressError(re.escape(msg)):
- self.factory(-1)
- def test_large_ints_rejected(self):
- msg = "%d (>= 2**128) is not permitted as an IPv6 address"
- with self.assertAddressError(re.escape(msg % 2 ** 128)):
- self.factory(2 ** 128)
- def test_bad_packed_length(self):
- def assertBadLength(length):
- addr = b'\0' * length
- msg = "%r (len %d != 16) is not permitted as an IPv6 address"
- with self.assertAddressError(re.escape(msg % (addr, length))):
- self.factory(addr)
- self.factory(addr)
- assertBadLength(15)
- assertBadLength(17)
- class AddressTestCase_v4(BaseTestCase, CommonTestMixin_v4):
- factory = ipaddress.IPv4Address
- def test_network_passed_as_address(self):
- addr = "127.0.0.1/24"
- with self.assertAddressError("Unexpected '/' in %r", addr):
- ipaddress.IPv4Address(addr)
- def test_bad_address_split(self):
- def assertBadSplit(addr):
- with self.assertAddressError("Expected 4 octets in %r", addr):
- ipaddress.IPv4Address(addr)
- assertBadSplit("127.0.1")
- assertBadSplit("42.42.42.42.42")
- assertBadSplit("42.42.42")
- assertBadSplit("42.42")
- assertBadSplit("42")
- assertBadSplit("42..42.42.42")
- assertBadSplit("42.42.42.42.")
- assertBadSplit("42.42.42.42...")
- assertBadSplit(".42.42.42.42")
- assertBadSplit("...42.42.42.42")
- assertBadSplit("016.016.016")
- assertBadSplit("016.016")
- assertBadSplit("016")
- assertBadSplit("000")
- assertBadSplit("0x0a.0x0a.0x0a")
- assertBadSplit("0x0a.0x0a")
- assertBadSplit("0x0a")
- assertBadSplit(".")
- assertBadSplit("bogus")
- assertBadSplit("bogus.com")
- assertBadSplit("1000")
- assertBadSplit("1000000000000000")
- assertBadSplit("192.168.0.1.com")
- def test_empty_octet(self):
- def assertBadOctet(addr):
- with self.assertAddressError("Empty octet not permitted in %r",
- addr):
- ipaddress.IPv4Address(addr)
- assertBadOctet("42..42.42")
- assertBadOctet("...")
- def test_invalid_characters(self):
- def assertBadOctet(addr, octet):
- msg = "Only decimal digits permitted in %r in %r" % (octet, addr)
- with self.assertAddressError(re.escape(msg)):
- ipaddress.IPv4Address(addr)
- assertBadOctet("0x0a.0x0a.0x0a.0x0a", "0x0a")
- assertBadOctet("0xa.0x0a.0x0a.0x0a", "0xa")
- assertBadOctet("42.42.42.-0", "-0")
- assertBadOctet("42.42.42.+0", "+0")
- assertBadOctet("42.42.42.-42", "-42")
- assertBadOctet("+1.+2.+3.4", "+1")
- assertBadOctet("1.2.3.4e0", "4e0")
- assertBadOctet("1.2.3.4::", "4::")
- assertBadOctet("1.a.2.3", "a")
- def test_octal_decimal_ambiguity(self):
- def assertBadOctet(addr, octet):
- msg = "Ambiguous (octal/decimal) value in %r not permitted in %r"
- with self.assertAddressError(re.escape(msg % (octet, addr))):
- ipaddress.IPv4Address(addr)
- assertBadOctet("016.016.016.016", "016")
- assertBadOctet("001.000.008.016", "008")
- def test_octet_length(self):
- def assertBadOctet(addr, octet):
- msg = "At most 3 characters permitted in %r in %r"
- with self.assertAddressError(re.escape(msg % (octet, addr))):
- ipaddress.IPv4Address(addr)
- assertBadOctet("0000.000.000.000", "0000")
- assertBadOctet("12345.67899.-54321.-98765", "12345")
- def test_octet_limit(self):
- def assertBadOctet(addr, octet):
- msg = "Octet %d (> 255) not permitted in %r" % (octet, addr)
- with self.assertAddressError(re.escape(msg)):
- ipaddress.IPv4Address(addr)
- assertBadOctet("257.0.0.0", 257)
- assertBadOctet("192.168.0.999", 999)
- def test_pickle(self):
- self.pickle_test('192.0.2.1')
- def test_weakref(self):
- weakref.ref(self.factory('192.0.2.1'))
- def test_bytes_message(self):
- with self.assertAddressError(r'bytes'):
- ipaddress.IPv4Address(b'192.0.2.1')
- with self.assertAddressError(r'bytes'):
- ipaddress.ip_address(b'192.0.2.1')
- class AddressTestCase_v6(BaseTestCase, CommonTestMixin_v6):
- factory = ipaddress.IPv6Address
- def test_network_passed_as_address(self):
- addr = "::1/24"
- with self.assertAddressError("Unexpected '/' in %r", addr):
- ipaddress.IPv6Address(addr)
- def test_bad_address_split_v6_not_enough_parts(self):
- def assertBadSplit(addr):
- msg = "At least 3 parts expected in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit(":")
- assertBadSplit(":1")
- assertBadSplit("FEDC:9878")
- def test_bad_address_split_v6_too_many_colons(self):
- def assertBadSplit(addr):
- msg = "At most 8 colons permitted in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit("9:8:7:6:5:4:3::2:1")
- assertBadSplit("10:9:8:7:6:5:4:3:2:1")
- assertBadSplit("::8:7:6:5:4:3:2:1")
- assertBadSplit("8:7:6:5:4:3:2:1::")
- # A trailing IPv4 address is two parts
- assertBadSplit("10:9:8:7:6:5:4:3:42.42.42.42")
- def test_bad_address_split_v6_too_many_parts(self):
- def assertBadSplit(addr):
- msg = "Exactly 8 parts expected without '::' in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit("3ffe:0:0:0:0:0:0:0:1")
- assertBadSplit("9:8:7:6:5:4:3:2:1")
- assertBadSplit("7:6:5:4:3:2:1")
- # A trailing IPv4 address is two parts
- assertBadSplit("9:8:7:6:5:4:3:42.42.42.42")
- assertBadSplit("7:6:5:4:3:42.42.42.42")
- def test_bad_address_split_v6_too_many_parts_with_double_colon(self):
- def assertBadSplit(addr):
- msg = "Expected at most 7 other parts with '::' in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit("1:2:3:4::5:6:7:8")
- def test_bad_address_split_v6_repeated_double_colon(self):
- def assertBadSplit(addr):
- msg = "At most one '::' permitted in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit("3ffe::1::1")
- assertBadSplit("1::2::3::4:5")
- assertBadSplit("2001::db:::1")
- assertBadSplit("3ffe::1::")
- assertBadSplit("::3ffe::1")
- assertBadSplit(":3ffe::1::1")
- assertBadSplit("3ffe::1::1:")
- assertBadSplit(":3ffe::1::1:")
- assertBadSplit(":::")
- assertBadSplit('2001:db8:::1')
- def test_bad_address_split_v6_leading_colon(self):
- def assertBadSplit(addr):
- msg = "Leading ':' only permitted as part of '::' in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit(":2001:db8::1")
- assertBadSplit(":1:2:3:4:5:6:7")
- assertBadSplit(":1:2:3:4:5:6:")
- assertBadSplit(":6:5:4:3:2:1::")
- def test_bad_address_split_v6_trailing_colon(self):
- def assertBadSplit(addr):
- msg = "Trailing ':' only permitted as part of '::' in %r"
- with self.assertAddressError(msg, addr):
- ipaddress.IPv6Address(addr)
- assertBadSplit("2001:db8::1:")
- assertBadSplit("1:2:3:4:5:6:7:")
- assertBadSplit("::1.2.3.4:")
- assertBadSplit("::7:6:5:4:3:2:")
- def test_bad_v4_part_in(self):
- def assertBadAddressPart(addr, v4_error):
- with self.assertAddressError("%s in %r", v4_error, addr):
- ipaddress.IPv6Address(addr)
- assertBadAddressPart("3ffe::1.net", "Expected 4 octets in u?'1.net'")
- assertBadAddressPart("3ffe::127.0.1",
- "Expected 4 octets in u?'127.0.1'")
- assertBadAddressPart("::1.2.3",
- "Expected 4 octets in u?'1.2.3'")
- assertBadAddressPart("::1.2.3.4.5",
- "Expected 4 octets in u?'1.2.3.4.5'")
- assertBadAddressPart("3ffe::1.1.1.net",
- "Only decimal digits permitted in u?'net' "
- "in u?'1.1.1.net'")
- def test_invalid_characters(self):
- def assertBadPart(addr, part):
- msg = "Only hex digits permitted in %r in %r" % (part, addr)
- with self.assertAddressError(re.escape(msg)):
- ipaddress.IPv6Address(addr)
- assertBadPart("3ffe::goog", "goog")
- assertBadPart("3ffe::-0", "-0")
- assertBadPart("3ffe::+0", "+0")
- assertBadPart("3ffe::-1", "-1")
- assertBadPart("1.2.3.4::", "1.2.3.4")
- assertBadPart('1234:axy::b', "axy")
- def test_part_length(self):
- def assertBadPart(addr, part):
- msg = "At most 4 characters permitted in %r in %r"
- with self.assertAddressError(msg, part, addr):
- ipaddress.IPv6Address(addr)
- assertBadPart("::00000", "00000")
- assertBadPart("3ffe::10000", "10000")
- assertBadPart("02001:db8::", "02001")
- assertBadPart('2001:888888::1', "888888")
- def test_pickle(self):
- self.pickle_test('2001:db8::')
- def test_weakref(self):
- weakref.ref(self.factory('2001:db8::'))
- def test_bytes_message(self):
- with self.assertAddressError(r'bytes'):
- ipaddress.IPv6Address(b'::123')
- with self.assertAddressError(r'bytes'):
- ipaddress.ip_address(b'::123')
- class NetmaskTestMixin_v4(CommonTestMixin_v4):
- """Input validation on interfaces and networks is very similar"""
- def test_split_netmask(self):
- addr = "1.2.3.4/32/24"
- with self.assertAddressError("Only one '/' permitted in %r" % addr):
- self.factory(addr)
- def test_address_errors(self):
- def assertBadAddress(addr, details):
- with self.assertAddressError(details):
- self.factory(addr)
- assertBadAddress("/", "Address cannot be empty")
- assertBadAddress("/8", "Address cannot be empty")
- assertBadAddress("bogus", "Expected 4 octets")
- assertBadAddress("google.com", "Expected 4 octets")
- assertBadAddress("10/8", "Expected 4 octets")
- assertBadAddress("::1.2.3.4", "Only decimal digits")
- assertBadAddress("1.2.3.256", re.escape("256 (> 255)"))
- def test_valid_netmask(self):
- self.assertEqual(_compat_str(self.factory('192.0.2.0/255.255.255.0')),
- '192.0.2.0/24')
- for i in range(0, 33):
- # Generate and re-parse the CIDR format (trivial).
- net_str = '0.0.0.0/%d' % i
- net = self.factory(net_str)
- self.assertEqual(_compat_str(net), net_str)
- # Generate and re-parse the expanded netmask.
- self.assertEqual(
- _compat_str(self.factory('0.0.0.0/%s' % net.netmask)), net_str)
- # Zero prefix is treated as decimal.
- self.assertEqual(
- _compat_str(self.factory('0.0.0.0/0%d' % i)),
- net_str)
- # Generate and re-parse the expanded hostmask. The ambiguous
- # cases (/0 and /32) are treated as netmasks.
- if i in (32, 0):
- net_str = '0.0.0.0/%d' % (32 - i)
- self.assertEqual(
- _compat_str(self.factory('0.0.0.0/%s' % net.hostmask)),
- net_str)
- def test_netmask_errors(self):
- def assertBadNetmask(addr, netmask):
- msg = "%r is not a valid netmask" % netmask
- with self.assertNetmaskError(re.escape(msg)):
- self.factory("%s/%s" % (addr, netmask))
- assertBadNetmask("1.2.3.4", "")
- assertBadNetmask("1.2.3.4", "-1")
- assertBadNetmask("1.2.3.4", "+1")
- assertBadNetmask("1.2.3.4", " 1 ")
- assertBadNetmask("1.2.3.4", "0x1")
- assertBadNetmask("1.2.3.4", "33")
- assertBadNetmask("1.2.3.4", "254.254.255.256")
- assertBadNetmask("1.2.3.4", "1.a.2.3")
- assertBadNetmask("1.1.1.1", "254.xyz.2.3")
- assertBadNetmask("1.1.1.1", "240.255.0.0")
- assertBadNetmask("1.1.1.1", "255.254.128.0")
- assertBadNetmask("1.1.1.1", "0.1.127.255")
- assertBadNetmask("1.1.1.1", "pudding")
- assertBadNetmask("1.1.1.1", "::")
- def test_pickle(self):
- self.pickle_test('192.0.2.0/27')
- self.pickle_test('192.0.2.0/31') # IPV4LENGTH - 1
- self.pickle_test('192.0.2.0') # IPV4LENGTH
- class InterfaceTestCase_v4(BaseTestCase, NetmaskTestMixin_v4):
- factory = ipaddress.IPv4Interface
- class NetworkTestCase_v4(BaseTestCase, NetmaskTestMixin_v4):
- factory = ipaddress.IPv4Network
- def test_subnet_of(self):
- # containee left of container
- self.assertFalse(
- self.factory('10.0.0.0/30').subnet_of(
- self.factory('10.0.1.0/24')))
- # containee inside container
- self.assertTrue(
- self.factory('10.0.0.0/30').subnet_of(
- self.factory('10.0.0.0/24')))
- # containee right of container
- self.assertFalse(
- self.factory('10.0.0.0/30').subnet_of(
- self.factory('10.0.1.0/24')))
- # containee larger than container
- self.assertFalse(
- self.factory('10.0.1.0/24').subnet_of(
- self.factory('10.0.0.0/30')))
- def test_supernet_of(self):
- # containee left of container
- self.assertFalse(
- self.factory('10.0.0.0/30').supernet_of(
- self.factory('10.0.1.0/24')))
- # containee inside container
- self.assertFalse(
- self.factory('10.0.0.0/30').supernet_of(
- self.factory('10.0.0.0/24')))
- # containee right of container
- self.assertFalse(
- self.factory('10.0.0.0/30').supernet_of(
- self.factory('10.0.1.0/24')))
- # containee larger than container
- self.assertTrue(
- self.factory('10.0.0.0/24').supernet_of(
- self.factory('10.0.0.0/30')))
- def test_subnet_of_mixed_types(self):
- with self.assertRaises(TypeError):
- ipaddress.IPv4Network('10.0.0.0/30').supernet_of(
- ipaddress.IPv6Network('::1/128'))
- with self.assertRaises(TypeError):
- ipaddress.IPv6Network('::1/128').supernet_of(
- ipaddress.IPv4Network('10.0.0.0/30'))
- with self.assertRaises(TypeError):
- ipaddress.IPv4Network('10.0.0.0/30').subnet_of(
- ipaddress.IPv6Network('::1/128'))
- with self.assertRaises(TypeError):
- ipaddress.IPv6Network('::1/128').subnet_of(
- ipaddress.IPv4Network('10.0.0.0/30'))
- class NetmaskTestMixin_v6(CommonTestMixin_v6):
- """Input validation on interfaces and networks is very similar"""
- def test_split_netmask(self):
- addr = "cafe:cafe::/128/190"
- with self.assertAddressError("Only one '/' permitted in %r" % addr):
- self.factory(addr)
- def test_address_errors(self):
- def assertBadAddress(addr, details):
- with self.assertAddressError(details):
- self.factory(addr)
- assertBadAddress("/", "Address cannot be empty")
- assertBadAddress("/8", "Address cannot be empty")
- assertBadAddress("google.com", "At least 3 parts")
- assertBadAddress("1.2.3.4", "At least 3 parts")
- assertBadAddress("10/8", "At least 3 parts")
- assertBadAddress("1234:axy::b", "Only hex digits")
- def test_valid_netmask(self):
- # We only support CIDR for IPv6, because expanded netmasks are not
- # standard notation.
- self.assertEqual(
- _compat_str(self.factory('2001:db8::/32')),
- '2001:db8::/32')
- for i in range(0, 129):
- # Generate and re-parse the CIDR format (trivial).
- net_str = '::/%d' % i
- self.assertEqual(_compat_str(self.factory(net_str)), net_str)
- # Zero prefix is treated as decimal.
- self.assertEqual(_compat_str(self.factory('::/0%d' % i)), net_str)
- def test_netmask_errors(self):
- def assertBadNetmask(addr, netmask):
- msg = "%r is not a valid netmask" % netmask
- with self.assertNetmaskError(re.escape(msg)):
- self.factory("%s/%s" % (addr, netmask))
- assertBadNetmask("::1", "")
- assertBadNetmask("::1", "::1")
- assertBadNetmask("::1", "1::")
- assertBadNetmask("::1", "-1")
- assertBadNetmask("::1", "+1")
- assertBadNetmask("::1", " 1 ")
- assertBadNetmask("::1", "0x1")
- assertBadNetmask("::1", "129")
- assertBadNetmask("::1", "1.2.3.4")
- assertBadNetmask("::1", "pudding")
- assertBadNetmask("::", "::")
- def test_pickle(self):
- self.pickle_test('2001:db8::1000/124')
- self.pickle_test('2001:db8::1000/127') # IPV6LENGTH - 1
- self.pickle_test('2001:db8::1000') # IPV6LENGTH
- class InterfaceTestCase_v6(BaseTestCase, NetmaskTestMixin_v6):
- factory = ipaddress.IPv6Interface
- class NetworkTestCase_v6(BaseTestCase, NetmaskTestMixin_v6):
- factory = ipaddress.IPv6Network
- def test_subnet_of(self):
- # containee left of container
- self.assertFalse(
- self.factory('2000:999::/56').subnet_of(
- self.factory('2000:aaa::/48')))
- # containee inside container
- self.assertTrue(
- self.factory('2000:aaa::/56').subnet_of(
- self.factory('2000:aaa::/48')))
- # containee right of container
- self.assertFalse(
- self.factory('2000:bbb::/56').subnet_of(
- self.factory('2000:aaa::/48')))
- # containee larger than container
- self.assertFalse(
- self.factory('2000:aaa::/48').subnet_of(
- self.factory('2000:aaa::/56')))
- def test_supernet_of(self):
- # containee left of container
- self.assertFalse(
- self.factory('2000:999::/56').supernet_of(
- self.factory('2000:aaa::/48')))
- # containee inside container
- self.assertFalse(
- self.factory('2000:aaa::/56').supernet_of(
- self.factory('2000:aaa::/48')))
- # containee right of container
- self.assertFalse(
- self.factory('2000:bbb::/56').supernet_of(
- self.factory('2000:aaa::/48')))
- # containee larger than container
- self.assertTrue(
- self.factory('2000:aaa::/48').supernet_of(
- self.factory('2000:aaa::/56')))
- class FactoryFunctionErrors(BaseTestCase):
- def assertFactoryError(self, factory, kind):
- """Ensure a clean ValueError with the expected message"""
- addr = "camelot"
- msg = '%r does not appear to be an IPv4 or IPv6 %s'
- with self.assertCleanError(ValueError, msg, addr, kind):
- factory(addr)
- def test_ip_address(self):
- self.assertFactoryError(ipaddress.ip_address, "address")
- def test_ip_interface(self):
- self.assertFactoryError(ipaddress.ip_interface, "interface")
- def test_ip_network(self):
- self.assertFactoryError(ipaddress.ip_network, "network")
- class LargestObject(ipaddress._TotalOrderingMixin):
- def __eq__(self, other):
- return isinstance(other, LargestObject)
- def __lt__(self, other):
- return False
- class SmallestObject(ipaddress._TotalOrderingMixin):
- def __eq__(self, other):
- return isinstance(other, SmallestObject)
- def __lt__(self, other):
- return True
- class ComparisonTests(unittest.TestCase):
- v4addr = ipaddress.IPv4Address(1)
- v4net = ipaddress.IPv4Network(1)
- v4intf = ipaddress.IPv4Interface(1)
- v6addr = ipaddress.IPv6Address(1)
- v6net = ipaddress.IPv6Network(1)
- v6intf = ipaddress.IPv6Interface(1)
- v4_addresses = [v4addr, v4intf]
- v4_objects = v4_addresses + [v4net]
- v6_addresses = [v6addr, v6intf]
- v6_objects = v6_addresses + [v6net]
- objects = v4_objects + v6_objects
- v4addr2 = ipaddress.IPv4Address(2)
- v4net2 = ipaddress.IPv4Network(2)
- v4intf2 = ipaddress.IPv4Interface(2)
- v6addr2 = ipaddress.IPv6Address(2)
- v6net2 = ipaddress.IPv6Network(2)
- v6intf2 = ipaddress.IPv6Interface(2)
- def test_foreign_type_equality(self):
- # __eq__ should never raise TypeError directly
- other = object()
- for obj in self.objects:
- self.assertNotEqual(obj, other)
- self.assertFalse(obj == other)
- self.assertEqual(obj.__eq__(other), NotImplemented)
- self.assertEqual(obj.__ne__(other), NotImplemented)
- def test_mixed_type_equality(self):
- # Ensure none of the internal objects accidentally
- # expose the right set of attributes to become "equal"
- for lhs in self.objects:
- for rhs in self.objects:
- if lhs is rhs:
- continue
- self.assertNotEqual(lhs, rhs)
- def test_same_type_equality(self):
- for obj in self.objects:
- self.assertEqual(obj, obj)
- self.assertTrue(obj <= obj)
- self.assertTrue(obj >= obj)
- def test_same_type_ordering(self):
- for lhs, rhs in (
- (self.v4addr, self.v4addr2),
- (self.v4net, self.v4net2),
- (self.v4intf, self.v4intf2),
- (self.v6addr, self.v6addr2),
- (self.v6net, self.v6net2),
- (self.v6intf, self.v6intf2),
- ):
- self.assertNotEqual(lhs, rhs)
- self.assertTrue(lhs < rhs)
- self.assertTrue(lhs <= rhs)
- self.assertTrue(rhs > lhs)
- self.assertTrue(rhs >= lhs)
- self.assertFalse(lhs > rhs)
- self.assertFalse(rhs < lhs)
- self.assertFalse(lhs >= rhs)
- self.assertFalse(rhs <= lhs)
- def test_containment(self):
- for obj in self.v4_addresses:
- self.assertIn(obj, self.v4net)
- for obj in self.v6_addresses:
- self.assertIn(obj, self.v6net)
- for obj in self.v4_objects + [self.v6net]:
- self.assertNotIn(obj, self.v6net)
- for obj in self.v6_objects + [self.v4net]:
- self.assertNotIn(obj, self.v4net)
- def test_mixed_type_ordering(self):
- for lhs in self.objects:
- for rhs in self.objects:
- if isinstance(lhs, type(rhs)) or isinstance(rhs, type(lhs)):
- continue
- self.assertRaises(TypeError, lambda: lhs < rhs)
- self.assertRaises(TypeError, lambda: lhs > rhs)
- self.assertRaises(TypeError, lambda: lhs <= rhs)
- self.assertRaises(TypeError, lambda: lhs >= rhs)
- def test_foreign_type_ordering(self):
- # In Python 2.x, the semantics are much less convenient, so skip all of
- # these tests there.
- if sys.version_info < (3, 0):
- return
- other = object()
- smallest = SmallestObject()
- largest = LargestObject()
- for obj in self.objects:
- with self.assertRaises(TypeError):
- obj < other
- with self.assertRaises(TypeError):
- obj > other
- with self.assertRaises(TypeError):
- obj <= other
- with self.assertRaises(TypeError):
- obj >= other
- self.assertTrue(obj < largest)
- self.assertFalse(obj > largest)
- self.assertTrue(obj <= largest)
- self.assertFalse(obj >= largest)
- self.assertFalse(obj < smallest)
- self.assertTrue(obj > smallest)
- self.assertFalse(obj <= smallest)
- self.assertTrue(obj >= smallest)
- def test_mixed_type_key(self):
- # with get_mixed_type_key, you can sort addresses and network.
- v4_ordered = [self.v4addr, self.v4net, self.v4intf]
- v6_ordered = [self.v6addr, self.v6net, self.v6intf]
- self.assertEqual(v4_ordered,
- sorted(self.v4_objects,
- key=ipaddress.get_mixed_type_key))
- self.assertEqual(v6_ordered,
- sorted(self.v6_objects,
- key=ipaddress.get_mixed_type_key))
- self.assertEqual(v4_ordered + v6_ordered,
- sorted(self.objects,
- key=ipaddress.get_mixed_type_key))
- self.assertEqual(NotImplemented, ipaddress.get_mixed_type_key(object))
- def test_incompatible_versions(self):
- # These should always raise TypeError
- v4addr = ipaddress.ip_address('1.1.1.1')
- v4net = ipaddress.ip_network('1.1.1.1')
- v6addr = ipaddress.ip_address('::1')
- v6net = ipaddress.ip_network('::1')
- self.assertRaises(TypeError, v4addr.__lt__, v6addr)
- self.assertRaises(TypeError, v4addr.__gt__, v6addr)
- self.assertRaises(TypeError, v4net.__lt__, v6net)
- self.assertRaises(TypeError, v4net.__gt__, v6net)
- self.assertRaises(TypeError, v6addr.__lt__, v4addr)
- self.assertRaises(TypeError, v6addr.__gt__, v4addr)
- self.assertRaises(TypeError, v6net.__lt__, v4net)
- self.assertRaises(TypeError, v6net.__gt__, v4net)
- class IpaddrUnitTest(unittest.TestCase):
- def setUp(self):
- self.ipv4_address = ipaddress.IPv4Address('1.2.3.4')
- self.ipv4_interface = ipaddress.IPv4Interface('1.2.3.4/24')
- self.ipv4_network = ipaddress.IPv4Network('1.2.3.0/24')
- self.ipv6_address = ipaddress.IPv6Interface(
- '2001:658:22a:cafe:200:0:0:1')
- self.ipv6_interface = ipaddress.IPv6Interface(
- '2001:658:22a:cafe:200:0:0:1/64')
- self.ipv6_network = ipaddress.IPv6Network('2001:658:22a:cafe::/64')
- def testRepr(self):
- self.assertTrue(re.match("IPv4Interface\(u?'1.2.3.4/32'\)",
- repr(ipaddress.IPv4Interface('1.2.3.4'))))
- self.assertTrue(re.match("IPv6Interface\(u?'::1/128'\)",
- repr(ipaddress.IPv6Interface('::1'))))
- # issue #16531: constructing IPv4Network from an (address, mask) tuple
- def testIPv4Tuple(self):
- # /32
- ip = ipaddress.IPv4Address('192.0.2.1')
- net = ipaddress.IPv4Network('192.0.2.1/32')
- self.assertEqual(ipaddress.IPv4Network(('192.0.2.1', 32)), net)
- self.assertEqual(ipaddress.IPv4Network((ip, 32)), net)
- self.assertEqual(ipaddress.IPv4Network((3221225985, 32)), net)
- self.assertEqual(ipaddress.IPv4Network(('192.0.2.1',
- '255.255.255.255')), net)
- self.assertEqual(ipaddress.IPv4Network((ip,
- '255.255.255.255')), net)
- self.assertEqual(ipaddress.IPv4Network((3221225985,
- '255.255.255.255')), net)
- # strict=True and host bits set
- self.assertRaises(ValueError, ipaddress.IPv4Network, ('192.0.2.1', 24))
- self.assertRaises(ValueError, ipaddress.IPv4Network, (ip, 24))
- self.assertRaises(ValueError, ipaddress.IPv4Network, (3221225985, 24))
- self.assertRaises(
- ValueError, ipaddress.IPv4Network, ('192.0.2.1', '255.255.255.0'))
- self.assertRaises(
- ValueError, ipaddress.IPv4Network, (ip, '255.255.255.0'))
- self.assertRaises(
- ValueError, ipaddress.IPv4Network, (3221225985, '255.255.255.0'))
- # strict=False and host bits set
- net = ipaddress.IPv4Network('192.0.2.0/24')
- self.assertEqual(ipaddress.IPv4Network(('192.0.2.1', 24),
- strict=False), net)
- self.assertEqual(ipaddress.IPv4Network((ip, 24),
- strict=False), net)
- self.assertEqual(ipaddress.IPv4Network((3221225985, 24),
- strict=False), net)
- self.assertEqual(ipaddress.IPv4Network(('192.0.2.1',
- '255.255.255.0'),
- strict=False), net)
- self.assertEqual(ipaddress.IPv4Network((ip,
- '255.255.255.0'),
- strict=False), net)
- self.assertEqual(ipaddress.IPv4Network((3221225985,
- '255.255.255.0'),
- strict=False), net)
- # /24
- ip = ipaddress.IPv4Address('192.0.2.0')
- net = ipaddress.IPv4Network('192.0.2.0/24')
- self.assertEqual(ipaddress.IPv4Network(('192.0.2.0',
- '255.255.255.0')), net)
- self.assertEqual(ipaddress.IPv4Network((ip,
- '255.255.255.0')), net)
- self.assertEqual(ipaddress.IPv4Network((3221225984,
- '255.255.255.0')), net)
- self.assertEqual(ipaddress.IPv4Network(('192.0.2.0', 24)), net)
- self.assertEqual(ipaddress.IPv4Network((ip, 24)), net)
- self.assertEqual(ipaddress.IPv4Network((3221225984, 24)), net)
- self.assertEqual(ipaddress.IPv4Interface(('192.0.2.1', 24)),
- ipaddress.IPv4Interface('192.0.2.1/24'))
- self.assertEqual(ipaddress.IPv4Interface((3221225985, 24)),
- ipaddress.IPv4Interface('192.0.2.1/24'))
- # issue #16531: constructing IPv6Network from an (address, mask) tuple
- def testIPv6Tuple(self):
- # /128
- ip = ipaddress.IPv6Address('2001:db8::')
- net = ipaddress.IPv6Network('2001:db8::/128')
- self.assertEqual(
- ipaddress.IPv6Network(('2001:db8::', '128')),
- net)
- self.assertEqual(
- ipaddress.IPv6Network(
- (42540766411282592856903984951653826560, 128)),
- net)
- self.assertEqual(ipaddress.IPv6Network((ip, '128')),
- net)
- ip = ipaddress.IPv6Address('2001:db8::')
- net = ipaddress.IPv6Network('2001:db8::/96')
- self.assertEqual(
- ipaddress.IPv6Network(('2001:db8::', '96')),
- net)
- self.assertEqual(
- ipaddress.IPv6Network(
- (42540766411282592856903984951653826560, 96)),
- net)
- self.assertEqual(
- ipaddress.IPv6Network((ip, '96')),
- net)
- # strict=True and host bits set
- ip = ipaddress.IPv6Address('2001:db8::1')
- self.assertRaises(
- ValueError, ipaddress.IPv6Network, ('2001:db8::1', 96))
- self.assertRaises(
- ValueError, ipaddress.IPv6Network,
- (42540766411282592856903984951653826561, 96))
- self.assertRaises(ValueError, ipaddress.IPv6Network, (ip, 96))
- # strict=False and host bits set
- net = ipaddress.IPv6Network('2001:db8::/96')
- self.assertEqual(ipaddress.IPv6Network(('2001:db8::1', 96),
- strict=False),
- net)
- self.assertEqual(
- ipaddress.IPv6Network(
- (42540766411282592856903984951653826561, 96), strict=False),
- net)
- self.assertEqual(
- ipaddress.IPv6Network((ip, 96), strict=False),
- net)
- # /96
- self.assertEqual(ipaddress.IPv6Interface(('2001:db8::1', '96')),
- ipaddress.IPv6Interface('2001:db8::1/96'))
- self.assertEqual(
- ipaddress.IPv6Interface(
- (42540766411282592856903984951653826561, '96')),
- ipaddress.IPv6Interface('2001:db8::1/96'))
- # issue57
- def testAddressIntMath(self):
- self.assertEqual(ipaddress.IPv4Address('1.1.1.1') + 255,
- ipaddress.IPv4Address('1.1.2.0'))
- self.assertEqual(ipaddress.IPv4Address('1.1.1.1') - 256,
- ipaddress.IPv4Address('1.1.0.1'))
- self.assertEqual(ipaddress.IPv6Address('::1') + (2 ** 16 - 2),
- ipaddress.IPv6Address('::ffff'))
- self.assertEqual(ipaddress.IPv6Address('::ffff') - (2 ** 16 - 2),
- ipaddress.IPv6Address('::1'))
- def testInvalidIntToBytes(self):
- self.assertRaises(ValueError, ipaddress.v4_int_to_packed, -1)
- self.assertRaises(ValueError, ipaddress.v4_int_to_packed,
- 2 ** ipaddress.IPV4LENGTH)
- self.assertRaises(ValueError, ipaddress.v6_int_to_packed, -1)
- self.assertRaises(ValueError, ipaddress.v6_int_to_packed,
- 2 ** ipaddress.IPV6LENGTH)
- def testInternals(self):
- ip1 = ipaddress.IPv4Address('10.10.10.10')
- ip2 = ipaddress.IPv4Address('10.10.10.11')
- ip3 = ipaddress.IPv4Address('10.10.10.12')
- self.assertEqual(list(ipaddress._find_address_range([ip1])),
- [(ip1, ip1)])
- self.assertEqual(list(ipaddress._find_address_range([ip1, ip3])),
- [(ip1, ip1), (ip3, ip3)])
- self.assertEqual(list(ipaddress._find_address_range([ip1, ip2, ip3])),
- [(ip1, ip3)])
- self.assertEqual(128, ipaddress._count_righthand_zero_bits(0, 128))
- self.assertTrue(
- re.match("IPv4Network\(u?'1.2.3.0/24'\)", repr(self.ipv4_network)))
- def testMissingAddressVersion(self):
- class Broken(ipaddress._BaseAddress):
- pass
- broken = Broken()
- with self.assertRaisesRegex(NotImplementedError, "Broken.*version"):
- broken.version
- def testMissingNetworkVersion(self):
- class Broken(ipaddress._BaseNetwork):
- pass
- broken = Broken('127.0.0.1')
- with self.assertRaisesRegex(NotImplementedError, "Broken.*version"):
- broken.version
- def testMissingAddressClass(self):
- class Broken(ipaddress._BaseNetwork):
- pass
- broken = Broken('127.0.0.1')
- with self.assertRaisesRegex(NotImplementedError, "Broken.*address"):
- broken._address_class
- def testGetNetwork(self):
- self.assertEqual(int(self.ipv4_network.network_address), 16909056)
- self.assertEqual(
- _compat_str(self.ipv4_network.network_address),
- '1.2.3.0')
- self.assertEqual(int(self.ipv6_network.network_address),
- 42540616829182469433403647294022090752)
- self.assertEqual(_compat_str(self.ipv6_network.network_address),
- '2001:658:22a:cafe::')
- self.assertEqual(_compat_str(self.ipv6_network.hostmask),
- '::ffff:ffff:ffff:ffff')
- def testIpFromInt(self):
- self.assertEqual(self.ipv4_interface._ip,
- ipaddress.IPv4Interface(16909060)._ip)
- ipv4 = ipaddress.ip_network('1.2.3.4')
- ipv6 = ipaddress.ip_network('2001:658:22a:cafe:200:0:0:1')
- self.assertEqual(ipv4, ipaddress.ip_network(int(ipv4.network_address)))
- self.assertEqual(ipv6, ipaddress.ip_network(int(ipv6.network_address)))
- v6_int = 42540616829182469433547762482097946625
- self.assertEqual(self.ipv6_interface._ip,
- ipaddress.IPv6Interface(v6_int)._ip)
- self.assertEqual(ipaddress.ip_network(self.ipv4_address._ip).version,
- 4)
- self.assertEqual(ipaddress.ip_network(self.ipv6_address._ip).version,
- 6)
- def testIpFromPacked(self):
- address = ipaddress.ip_address
- self.assertEqual(self.ipv4_interface._ip,
- ipaddress.ip_interface(b'\x01\x02\x03\x04')._ip)
- self.assertEqual(address('255.254.253.252'),
- address(b'\xff\xfe\xfd\xfc'))
- self.assertEqual(
- self.ipv6_interface.ip,
- ipaddress.ip_interface(
- b'\x20\x01\x06\x58\x02\x2a\xca\xfe'
- b'\x02\x00\x00\x00\x00\x00\x00\x01').ip)
- self.assertEqual(
- address('ffff:2:3:4:ffff::'),
- address(b'\xff\xff\x00\x02\x00\x03\x00\x04' +
- b'\xff\xff' + b'\x00' * 6))
- self.assertEqual(address('::'),
- address(b'\x00' * 16))
- def testGetIp(self):
- self.assertEqual(int(self.ipv4_interface.ip), 16909060)
- self.assertEqual(_compat_str(self.ipv4_interface.ip), '1.2.3.4')
- self.assertEqual(int(self.ipv6_interface.ip),
- 42540616829182469433547762482097946625)
- self.assertEqual(_compat_str(self.ipv6_interface.ip),
- '2001:658:22a:cafe:200::1')
- def testGetNetmask(self):
- self.assertEqual(int(self.ipv4_network.netmask), 4294967040)
- self.assertEqual(
- _compat_str(self.ipv4_network.netmask),
- '255.255.255.0')
- self.assertEqual(int(self.ipv6_network.netmask),
- 340282366920938463444927863358058659840)
- self.assertEqual(self.ipv6_network.prefixlen, 64)
- def testZeroNetmask(self):
- ipv4_zero_netmask = ipaddress.IPv4Interface('1.2.3.4/0')
- self.assertEqual(int(ipv4_zero_netmask.network.netmask), 0)
- self.assertEqual(ipv4_zero_netmask._prefix_from_prefix_string('0'), 0)
- # Removed all _is_valid_netmask tests - the method was unused upstream
- ipv6_zero_netmask = ipaddress.IPv6Interface('::1/0')
- self.assertEqual(int(ipv6_zero_netmask.network.netmask), 0)
- self.assertEqual(ipv6_zero_netmask._prefix_from_prefix_string('0'), 0)
- def testIPv4NetAndHostmasks(self):
- net = self.ipv4_network
- # Removed all _is_valid_netmask tests - the method was unused upstream
- self.assertFalse(net._is_hostmask('invalid'))
- self.assertTrue(net._is_hostmask('128.255.255.255'))
- self.assertFalse(net._is_hostmask('255.255.255.255'))
- self.assertFalse(net._is_hostmask('1.2.3.4'))
- net = ipaddress.IPv4Network('127.0.0.0/0.0.0.255')
- self.assertEqual(net.prefixlen, 24)
- def testGetBroadcast(self):
- self.assertEqual(int(self.ipv4_network.broadcast_address), 16909311)
- self.assertEqual(
- _compat_str(self.ipv4_network.broadcast_address),
- '1.2.3.255')
- self.assertEqual(int(self.ipv6_network.broadcast_address),
- 42540616829182469451850391367731642367)
- self.assertEqual(_compat_str(self.ipv6_network.broadcast_address),
- '2001:658:22a:cafe:ffff:ffff:ffff:ffff')
- def testGetPrefixlen(self):
- self.assertEqual(self.ipv4_interface.network.prefixlen, 24)
- self.assertEqual(self.ipv6_interface.network.prefixlen, 64)
- def testGetSupernet(self):
- self.assertEqual(self.ipv4_network.supernet().prefixlen, 23)
- self.assertEqual(
- _compat_str(self.ipv4_network.supernet().network_address),
- '1.2.2.0')
- self.assertEqual(
- ipaddress.IPv4Interface('0.0.0.0/0').network.supernet(),
- ipaddress.IPv4Network('0.0.0.0/0'))
- self.assertEqual(self.ipv6_network.supernet().prefixlen, 63)
- self.assertEqual(
- _compat_str(self.ipv6_network.supernet().network_address),
- '2001:658:22a:cafe::')
- self.assertEqual(
- ipaddress.IPv6Interface('::0/0').network.supernet(),
- ipaddress.IPv6Network('::0/0'))
- def testGetSupernet3(self):
- self.assertEqual(self.ipv4_network.supernet(3).prefixlen, 21)
- self.assertEqual(
- _compat_str(self.ipv4_network.supernet(3).network_address),
- '1.2.0.0')
- self.assertEqual(self.ipv6_network.supernet(3).prefixlen, 61)
- self.assertEqual(
- _compat_str(self.ipv6_network.supernet(3).network_address),
- '2001:658:22a:caf8::')
- def testGetSupernet4(self):
- self.assertRaises(ValueError, self.ipv4_network.supernet,
- prefixlen_diff=2, new_prefix=1)
- self.assertRaises(ValueError, self.ipv4_network.supernet,
- new_prefix=25)
- self.assertEqual(self.ipv4_network.supernet(prefixlen_diff=2),
- self.ipv4_network.supernet(new_prefix=22))
- self.assertRaises(ValueError, self.ipv6_network.supernet,
- prefixlen_diff=2, new_prefix=1)
- self.assertRaises(ValueError, self.ipv6_network.supernet,
- new_prefix=65)
- self.assertEqual(self.ipv6_network.supernet(prefixlen_diff=2),
- self.ipv6_network.supernet(new_prefix=62))
- def testHosts(self):
- hosts = list(self.ipv4_network.hosts())
- self.assertEqual(254, len(hosts))
- self.assertEqual(ipaddress.IPv4Address('1.2.3.1'), hosts[0])
- self.assertEqual(ipaddress.IPv4Address('1.2.3.254'), hosts[-1])
- # special case where only 1 bit is left for address
- self.assertEqual([ipaddress.IPv4Address('2.0.0.0'),
- ipaddress.IPv4Address('2.0.0.1')],
- list(ipaddress.ip_network('2.0.0.0/31').hosts()))
- def testFancySubnetting(self):
- self.assertEqual(sorted(self.ipv4_network.subnets(prefixlen_diff=3)),
- sorted(self.ipv4_network.subnets(new_prefix=27)))
- self.assertRaises(ValueError, list,
- self.ipv4_network.subnets(new_prefix=23))
- self.assertRaises(ValueError, list,
- self.ipv4_network.subnets(prefixlen_diff=3,
- new_prefix=27))
- self.assertEqual(sorted(self.ipv6_network.subnets(prefixlen_diff=4)),
- sorted(self.ipv6_network.subnets(new_prefix=68)))
- self.assertRaises(ValueError, list,
- self.ipv6_network.subnets(new_prefix=63))
- self.assertRaises(ValueError, list,
- self.ipv6_network.subnets(prefixlen_diff=4,
- new_prefix=68))
- def testGetSubnets(self):
- self.assertEqual(list(self.ipv4_network.subnets())[0].prefixlen, 25)
- self.assertEqual(
- _compat_str(list(self.ipv4_network.subnets())[0].network_address),
- '1.2.3.0')
- self.assertEqual(
- _compat_str(list(self.ipv4_network.subnets())[1].network_address),
- '1.2.3.128')
- self.assertEqual(list(self.ipv6_network.subnets())[0].prefixlen, 65)
- def testGetSubnetForSingle32(self):
- ip = ipaddress.IPv4Network('1.2.3.4/32')
- subnets1 = [_compat_str(x) for x in ip.subnets()]
- subnets2 = [_compat_str(x) for x in ip.subnets(2)]
- self.assertEqual(subnets1, ['1.2.3.4/32'])
- self.assertEqual(subnets1, subnets2)
- def testGetSubnetForSingle128(self):
- ip = ipaddress.IPv6Network('::1/128')
- subnets1 = [_compat_str(x) for x in ip.subnets()]
- subnets2 = [_compat_str(x) for x in ip.subnets(2)]
- self.assertEqual(subnets1, ['::1/128'])
- self.assertEqual(subnets1, subnets2)
- def testSubnet2(self):
- ips = [str(x) for x in self.ipv4_network.subnets(2)]
- self.assertEqual(
- ips,
- ['1.2.3.0/26', '1.2.3.64/26', '1.2.3.128/26', '1.2.3.192/26'])
- ipsv6 = [str(x) for x in self.ipv6_network.subnets(2)]
- self.assertEqual(
- ipsv6,
- ['2001:658:22a:cafe::/66',
- '2001:658:22a:cafe:4000::/66',
- '2001:658:22a:cafe:8000::/66',
- '2001:658:22a:cafe:c000::/66'])
- def testGetSubnets3(self):
- subnets = [str(x) for x in self.ipv4_network.subnets(8)]
- self.assertEqual(
- subnets[:3],
- ['1.2.3.0/32', '1.2.3.1/32', '1.2.3.2/32'])
- self.assertEqual(
- subnets[-3:],
- ['1.2.3.253/32', '1.2.3.254/32', '1.2.3.255/32'])
- self.assertEqual(len(subnets), 256)
- ipv6_network = ipaddress.IPv6Network('2001:658:22a:cafe::/120')
- subnets = [str(x) for x in ipv6_network.subnets(8)]
- self.assertEqual(
- subnets[:3],
- ['2001:658:22a:cafe::/128',
- '2001:658:22a:cafe::1/128',
- '2001:658:22a:cafe::2/128'])
- self.assertEqual(
- subnets[-3:],
- ['2001:658:22a:cafe::fd/128',
- '2001:658:22a:cafe::fe/128',
- '2001:658:22a:cafe::ff/128'])
- self.assertEqual(len(subnets), 256)
- def testSubnetFailsForLargeCidrDiff(self):
- self.assertRaises(ValueError, list,
- self.ipv4_interface.network.subnets(9))
- self.assertRaises(ValueError, list,
- self.ipv4_network.subnets(9))
- self.assertRaises(ValueError, list,
- self.ipv6_interface.network.subnets(65))
- self.assertRaises(ValueError, list,
- self.ipv6_network.subnets(65))
- def testSupernetFailsForLargeCidrDiff(self):
- self.assertRaises(ValueError,
- self.ipv4_interface.network.supernet, 25)
- self.assertRaises(ValueError,
- self.ipv6_interface.network.supernet, 65)
- def testSubnetFailsForNegativeCidrDiff(self):
- self.assertRaises(ValueError, list,
- self.ipv4_interface.network.subnets(-1))
- self.assertRaises(ValueError, list,
- self.ipv4_network.subnets(-1))
- self.assertRaises(ValueError, list,
- self.ipv6_interface.network.subnets(-1))
- self.assertRaises(ValueError, list,
- self.ipv6_network.subnets(-1))
- def testGetNum_Addresses(self):
- self.assertEqual(self.ipv4_network.num_addresses, 256)
- self.assertEqual(list(self.ipv4_network.subnets())[0].num_addresses,
- 128)
- self.assertEqual(self.ipv4_network.supernet().num_addresses, 512)
- self.assertEqual(self.ipv6_network.num_addresses, 18446744073709551616)
- self.assertEqual(list(self.ipv6_network.subnets())[0].num_addresses,
- 9223372036854775808)
- self.assertEqual(self.ipv6_network.supernet().num_addresses,
- 36893488147419103232)
- def testContains(self):
- self.assertTrue(ipaddress.IPv4Interface('1.2.3.128/25') in
- self.ipv4_network)
- self.assertFalse(ipaddress.IPv4Interface('1.2.4.1/24') in
- self.ipv4_network)
- # We can test addresses and string as well.
- addr1 = ipaddress.IPv4Address('1.2.3.37')
- self.assertTrue(addr1 in self.ipv4_network)
- # issue 61, bad network comparison on like-ip'd network objects
- # with identical broadcast addresses.
- self.assertFalse(ipaddress.IPv4Network('1.1.0.0/16').__contains__(
- ipaddress.IPv4Network('1.0.0.0/15')))
- def testNth(self):
- self.assertEqual(_compat_str(self.ipv4_network[5]), '1.2.3.5')
- self.assertRaises(IndexError, self.ipv4_network.__getitem__, 256)
- self.assertEqual(_compat_str(self.ipv6_network[5]),
- '2001:658:22a:cafe::5')
- self.assertRaises(IndexError, self.ipv6_network.__getitem__, 1 << 64)
- def testGetitem(self):
- # http://code.google.com/p/ipaddr-py/issues/detail?id=15
- addr = ipaddress.IPv4Network('172.31.255.128/255.255.255.240')
- self.assertEqual(28, addr.prefixlen)
- addr_list = list(addr)
- self.assertEqual('172.31.255.128', str(addr_list[0]))
- self.assertEqual('172.31.255.128', str(addr[0]))
- self.assertEqual('172.31.255.143', str(addr_list[-1]))
- self.assertEqual('172.31.255.143', str(addr[-1]))
- self.assertEqual(addr_list[-1], addr[-1])
- def testEqual(self):
- self.assertTrue(self.ipv4_interface ==
- ipaddress.IPv4Interface('1.2.3.4/24'))
- self.assertFalse(self.ipv4_interface ==
- ipaddress.IPv4Interface('1.2.3.4/23'))
- self.assertFalse(self.ipv4_interface ==
- ipaddress.IPv6Interface('::1.2.3.4/24'))
- self.assertFalse(self.ipv4_interface == '')
- self.assertFalse(self.ipv4_interface == [])
- self.assertFalse(self.ipv4_interface == 2)
- self.assertTrue(
- self.ipv6_interface ==
- ipaddress.IPv6Interface('2001:658:22a:cafe:200::1/64'))
- self.assertFalse(
- self.ipv6_interface ==
- ipaddress.IPv6Interface('2001:658:22a:cafe:200::1/63'))
- self.assertFalse(self.ipv6_interface ==
- ipaddress.IPv4Interface('1.2.3.4/23'))
- self.assertFalse(self.ipv6_interface == '')
- self.assertFalse(self.ipv6_interface == [])
- self.assertFalse(self.ipv6_interface == 2)
- def testNotEqual(self):
- self.assertFalse(self.ipv4_interface !=
- ipaddress.IPv4Interface('1.2.3.4/24'))
- self.assertTrue(self.ipv4_interface !=
- ipaddress.IPv4Interface('1.2.3.4/23'))
- self.assertTrue(self.ipv4_interface !=
- ipaddress.IPv6Interface('::1.2.3.4/24'))
- self.assertTrue(self.ipv4_interface != '')
- self.assertTrue(self.ipv4_interface != [])
- self.assertTrue(self.ipv4_interface != 2)
- self.assertTrue(self.ipv4_address !=
- ipaddress.IPv4Address('1.2.3.5'))
- self.assertTrue(self.ipv4_address != '')
- self.assertTrue(self.ipv4_address != [])
- self.assertTrue(self.ipv4_address != 2)
- self.assertFalse(
- self.ipv6_interface !=
- ipaddress.IPv6Interface('2001:658:22a:cafe:200::1/64'))
- self.assertTrue(
- self.ipv6_interface !=
- ipaddress.IPv6Interface('2001:658:22a:cafe:200::1/63'))
- self.assertTrue(self.ipv6_interface !=
- ipaddress.IPv4Interface('1.2.3.4/23'))
- self.assertTrue(self.ipv6_interface != '')
- self.assertTrue(self.ipv6_interface != [])
- self.assertTrue(self.ipv6_interface != 2)
- self.assertTrue(self.ipv6_address !=
- ipaddress.IPv4Address('1.2.3.4'))
- self.assertTrue(self.ipv6_address != '')
- self.assertTrue(self.ipv6_address != [])
- self.assertTrue(self.ipv6_address != 2)
- def testSlash32Constructor(self):
- self.assertEqual(
- _compat_str(ipaddress.IPv4Interface('1.2.3.4/255.255.255.255')),
- '1.2.3.4/32')
- def testSlash128Constructor(self):
- self.assertEqual(
- _compat_str(ipaddress.IPv6Interface('::1/128')),
- '::1/128')
- def testSlash0Constructor(self):
- self.assertEqual(
- _compat_str(ipaddress.IPv4Interface('1.2.3.4/0.0.0.0')),
- '1.2.3.4/0')
- def testCollapsing(self):
- # test only IP addresses including some duplicates
- ip1 = ipaddress.IPv4Address('1.1.1.0')
- ip2 = ipaddress.IPv4Address('1.1.1.1')
- ip3 = ipaddress.IPv4Address('1.1.1.2')
- ip4 = ipaddress.IPv4Address('1.1.1.3')
- ip5 = ipaddress.IPv4Address('1.1.1.4')
- ip6 = ipaddress.IPv4Address('1.1.1.0')
- # check that addresses are subsumed properly.
- collapsed = ipaddress.collapse_addresses(
- [ip1, ip2, ip3, ip4, ip5, ip6])
- self.assertEqual(
- list(collapsed),
- [ipaddress.IPv4Network('1.1.1.0/30'),
- ipaddress.IPv4Network('1.1.1.4/32')])
- # test a mix of IP addresses and networks including some duplicates
- ip1 = ipaddress.IPv4Address('1.1.1.0')
- ip2 = ipaddress.IPv4Address('1.1.1.1')
- ip3 = ipaddress.IPv4Address('1.1.1.2')
- ip4 = ipaddress.IPv4Address('1.1.1.3')
- # check that addreses are subsumed properly.
- collapsed = ipaddress.collapse_addresses([ip1, ip2, ip3, ip4])
- self.assertEqual(list(collapsed),
- [ipaddress.IPv4Network('1.1.1.0/30')])
- # test only IP networks
- ip1 = ipaddress.IPv4Network('1.1.0.0/24')
- ip2 = ipaddress.IPv4Network('1.1.1.0/24')
- ip3 = ipaddress.IPv4Network('1.1.2.0/24')
- ip4 = ipaddress.IPv4Network('1.1.3.0/24')
- ip5 = ipaddress.IPv4Network('1.1.4.0/24')
- # stored in no particular order b/c we want CollapseAddr to call
- # [].sort
- ip6 = ipaddress.IPv4Network('1.1.0.0/22')
- # check that addreses are subsumed properly.
- collapsed = ipaddress.collapse_addresses(
- [ip1, ip2, ip3, ip4, ip5, ip6])
- self.assertEqual(list(collapsed),
- [ipaddress.IPv4Network('1.1.0.0/22'),
- ipaddress.IPv4Network('1.1.4.0/24')])
- # test that two addresses are supernet'ed properly
- collapsed = ipaddress.collapse_addresses([ip1, ip2])
- self.assertEqual(list(collapsed),
- [ipaddress.IPv4Network('1.1.0.0/23')])
- # test same IP networks
- ip_same1 = ip_same2 = ipaddress.IPv4Network('1.1.1.1/32')
- self.assertEqual(
- list(ipaddress.collapse_addresses([ip_same1, ip_same2])),
- [ip_same1])
- # test same IP addresses
- ip_same1 = ip_same2 = ipaddress.IPv4Address('1.1.1.1')
- self.assertEqual(
- list(ipaddress.collapse_addresses([ip_same1, ip_same2])),
- [ipaddress.ip_network('1.1.1.1/32')])
- ip1 = ipaddress.IPv6Network('2001::/100')
- ip2 = ipaddress.IPv6Network('2001::/120')
- ip3 = ipaddress.IPv6Network('2001::/96')
- # test that ipv6 addresses are subsumed properly.
- collapsed = ipaddress.collapse_addresses([ip1, ip2, ip3])
- self.assertEqual(list(collapsed), [ip3])
- # the toejam test
- addr_tuples = [
- (ipaddress.ip_address('1.1.1.1'),
- ipaddress.ip_address('::1')),
- (ipaddress.IPv4Network('1.1.0.0/24'),
- ipaddress.IPv6Network('2001::/120')),
- (ipaddress.IPv4Network('1.1.0.0/32'),
- ipaddress.IPv6Network('2001::/128')),
- ]
- for ip1, ip2 in addr_tuples:
- self.assertRaises(TypeError, ipaddress.collapse_addresses,
- [ip1, ip2])
- def testSummarizing(self):
- summarize = ipaddress.summarize_address_range
- ip1 = ipaddress.ip_address('1.1.1.0')
- ip2 = ipaddress.ip_address('1.1.1.255')
- # summarize works only for IPv4 & IPv6
- class IPv7Address(ipaddress.IPv6Address):
- @property
- def version(self):
- return 7
- ip_invalid1 = IPv7Address('::1')
- ip_invalid2 = IPv7Address('::1')
- self.assertRaises(ValueError, list,
- summarize(ip_invalid1, ip_invalid2))
- # test that a summary over ip4 & ip6 fails
- self.assertRaises(TypeError, list,
- summarize(ip1, ipaddress.IPv6Address('::1')))
- # test a /24 is summarized properly
- self.assertEqual(list(summarize(ip1, ip2))[0],
- ipaddress.ip_network('1.1.1.0/24'))
- # test an IPv4 range that isn't on a network byte boundary
- ip2 = ipaddress.ip_address('1.1.1.8')
- self.assertEqual(list(summarize(ip1, ip2)),
- [ipaddress.ip_network('1.1.1.0/29'),
- ipaddress.ip_network('1.1.1.8')])
- # all!
- ip1 = ipaddress.IPv4Address(0)
- ip2 = ipaddress.IPv4Address(ipaddress.IPv4Address._ALL_ONES)
- self.assertEqual([ipaddress.IPv4Network('0.0.0.0/0')],
- list(summarize(ip1, ip2)))
- ip1 = ipaddress.ip_address('1::')
- ip2 = ipaddress.ip_address('1:ffff:ffff:ffff:ffff:ffff:ffff:ffff')
- # test an IPv6 is summarized properly
- self.assertEqual(list(summarize(ip1, ip2))[0],
- ipaddress.ip_network('1::/16'))
- # test an IPv6 range that isn't on a network byte boundary
- ip2 = ipaddress.ip_address('2::')
- self.assertEqual(list(summarize(ip1, ip2)),
- [ipaddress.ip_network('1::/16'),
- ipaddress.ip_network('2::/128')])
- # test exception raised when first is greater than last
- self.assertRaises(ValueError, list,
- summarize(ipaddress.ip_address('1.1.1.0'),
- ipaddress.ip_address('1.1.0.0')))
- # test exception raised when first and last aren't IP addresses
- self.assertRaises(TypeError, list,
- summarize(ipaddress.ip_network('1.1.1.0'),
- ipaddress.ip_network('1.1.0.0')))
- self.assertRaises(TypeError, list,
- summarize(ipaddress.ip_network('1.1.1.0'),
- ipaddress.ip_network('1.1.0.0')))
- # test exception raised when first and last are not same version
- self.assertRaises(TypeError, list,
- summarize(ipaddress.ip_address('::'),
- ipaddress.ip_network('1.1.0.0')))
- def testAddressComparison(self):
- self.assertTrue(ipaddress.ip_address('1.1.1.1') <=
- ipaddress.ip_address('1.1.1.1'))
- self.assertTrue(ipaddress.ip_address('1.1.1.1') <=
- ipaddress.ip_address('1.1.1.2'))
- self.assertTrue(ipaddress.ip_address('::1') <=
- ipaddress.ip_address('::1'))
- self.assertTrue(ipaddress.ip_address('::1') <=
- ipaddress.ip_address('::2'))
- def testInterfaceComparison(self):
- self.assertTrue(ipaddress.ip_interface('1.1.1.1/24') ==
- ipaddress.ip_interface('1.1.1.1/24'))
- self.assertTrue(ipaddress.ip_interface('1.1.1.1/16') <
- ipaddress.ip_interface('1.1.1.1/24'))
- self.assertTrue(ipaddress.ip_interface('1.1.1.1/24') <
- ipaddress.ip_interface('1.1.1.2/24'))
- self.assertTrue(ipaddress.ip_interface('1.1.1.2/16') <
- ipaddress.ip_interface('1.1.1.1/24'))
- self.assertTrue(ipaddress.ip_interface('1.1.1.1/24') >
- ipaddress.ip_interface('1.1.1.1/16'))
- self.assertTrue(ipaddress.ip_interface('1.1.1.2/24') >
- ipaddress.ip_interface('1.1.1.1/24'))
- self.assertTrue(ipaddress.ip_interface('1.1.1.1/24') >
- ipaddress.ip_interface('1.1.1.2/16'))
- self.assertTrue(ipaddress.ip_interface('::1/64') ==
- ipaddress.ip_interface('::1/64'))
- self.assertTrue(ipaddress.ip_interface('::1/64') <
- ipaddress.ip_interface('::1/80'))
- self.assertTrue(ipaddress.ip_interface('::1/64') <
- ipaddress.ip_interface('::2/64'))
- self.assertTrue(ipaddress.ip_interface('::2/48') <
- ipaddress.ip_interface('::1/64'))
- self.assertTrue(ipaddress.ip_interface('::1/80') >
- ipaddress.ip_interface('::1/64'))
- self.assertTrue(ipaddress.ip_interface('::2/64') >
- ipaddress.ip_interface('::1/64'))
- self.assertTrue(ipaddress.ip_interface('::1/64') >
- ipaddress.ip_interface('::2/48'))
- def testNetworkComparison(self):
- # ip1 and ip2 have the same network address
- ip1 = ipaddress.IPv4Network('1.1.1.0/24')
- ip2 = ipaddress.IPv4Network('1.1.1.0/32')
- ip3 = ipaddress.IPv4Network('1.1.2.0/24')
- self.assertTrue(ip1 < ip3)
- self.assertTrue(ip3 > ip2)
- self.assertEqual(ip1.compare_networks(ip1), 0)
- # if addresses are the same, sort by netmask
- self.assertEqual(ip1.compare_networks(ip2), -1)
- self.assertEqual(ip2.compare_networks(ip1), 1)
- self.assertEqual(ip1.compare_networks(ip3), -1)
- self.assertEqual(ip3.compare_networks(ip1), 1)
- self.assertTrue(ip1._get_networks_key() < ip3._get_networks_key())
- ip1 = ipaddress.IPv6Network('2001:2000::/96')
- ip2 = ipaddress.IPv6Network('2001:2001::/96')
- ip3 = ipaddress.IPv6Network('2001:ffff:2000::/96')
- self.assertTrue(ip1 < ip3)
- self.assertTrue(ip3 > ip2)
- self.assertEqual(ip1.compare_networks(ip3), -1)
- self.assertTrue(ip1._get_networks_key() < ip3._get_networks_key())
- # Test comparing different protocols.
- # Should always raise a TypeError.
- self.assertRaises(TypeError,
- self.ipv4_network.compare_networks,
- self.ipv6_network)
- ipv6 = ipaddress.IPv6Interface('::/0')
- ipv4 = ipaddress.IPv4Interface('0.0.0.0/0')
- self.assertRaises(TypeError, ipv4.__lt__, ipv6)
- self.assertRaises(TypeError, ipv4.__gt__, ipv6)
- self.assertRaises(TypeError, ipv6.__lt__, ipv4)
- self.assertRaises(TypeError, ipv6.__gt__, ipv4)
- # Regression test for issue 19.
- ip1 = ipaddress.ip_network('10.1.2.128/25')
- self.assertFalse(ip1 < ip1)
- self.assertFalse(ip1 > ip1)
- ip2 = ipaddress.ip_network('10.1.3.0/24')
- self.assertTrue(ip1 < ip2)
- self.assertFalse(ip2 < ip1)
- self.assertFalse(ip1 > ip2)
- self.assertTrue(ip2 > ip1)
- ip3 = ipaddress.ip_network('10.1.3.0/25')
- self.assertTrue(ip2 < ip3)
- self.assertFalse(ip3 < ip2)
- self.assertFalse(ip2 > ip3)
- self.assertTrue(ip3 > ip2)
- # Regression test for issue 28.
- ip1 = ipaddress.ip_network('10.10.10.0/31')
- ip2 = ipaddress.ip_network('10.10.10.0')
- ip3 = ipaddress.ip_network('10.10.10.2/31')
- ip4 = ipaddress.ip_network('10.10.10.2')
- sorted = [ip1, ip2, ip3, ip4]
- unsorted = [ip2, ip4, ip1, ip3]
- unsorted.sort()
- self.assertEqual(sorted, unsorted)
- unsorted = [ip4, ip1, ip3, ip2]
- unsorted.sort()
- self.assertEqual(sorted, unsorted)
- self.assertRaises(TypeError, ip1.__lt__,
- ipaddress.ip_address('10.10.10.0'))
- self.assertRaises(TypeError, ip2.__lt__,
- ipaddress.ip_address('10.10.10.0'))
- # <=, >=
- self.assertTrue(ipaddress.ip_network('1.1.1.1') <=
- ipaddress.ip_network('1.1.1.1'))
- self.assertTrue(ipaddress.ip_network('1.1.1.1') <=
- ipaddress.ip_network('1.1.1.2'))
- self.assertFalse(ipaddress.ip_network('1.1.1.2') <=
- ipaddress.ip_network('1.1.1.1'))
- self.assertTrue(ipaddress.ip_network('::1') <=
- ipaddress.ip_network('::1'))
- self.assertTrue(ipaddress.ip_network('::1') <=
- ipaddress.ip_network('::2'))
- self.assertFalse(ipaddress.ip_network('::2') <=
- ipaddress.ip_network('::1'))
- def testStrictNetworks(self):
- self.assertRaises(ValueError, ipaddress.ip_network, '192.168.1.1/24')
- self.assertRaises(ValueError, ipaddress.ip_network, '::1/120')
- def testOverlaps(self):
- other = ipaddress.IPv4Network('1.2.3.0/30')
- other2 = ipaddress.IPv4Network('1.2.2.0/24')
- other3 = ipaddress.IPv4Network('1.2.2.64/26')
- self.assertTrue(self.ipv4_network.overlaps(other))
- self.assertFalse(self.ipv4_network.overlaps(other2))
- self.assertTrue(other2.overlaps(other3))
- def testEmbeddedIpv4(self):
- ipv4_string = '192.168.0.1'
- ipv4 = ipaddress.IPv4Interface(ipv4_string)
- v4compat_ipv6 = ipaddress.IPv6Interface('::%s' % ipv4_string)
- self.assertEqual(int(v4compat_ipv6.ip), int(ipv4.ip))
- v4mapped_ipv6 = ipaddress.IPv6Interface('::ffff:%s' % ipv4_string)
- self.assertNotEqual(v4mapped_ipv6.ip, ipv4.ip)
- self.assertRaises(ipaddress.AddressValueError, ipaddress.IPv6Interface,
- '2001:1.1.1.1:1.1.1.1')
- # Issue 67: IPv6 with embedded IPv4 address not recognized.
- def testIPv6AddressTooLarge(self):
- # RFC4291 2.5.5.2
- self.assertEqual(ipaddress.ip_address('::FFFF:192.0.2.1'),
- ipaddress.ip_address('::FFFF:c000:201'))
- # RFC4291 2.2 (part 3) x::d.d.d.d
- self.assertEqual(ipaddress.ip_address('FFFF::192.0.2.1'),
- ipaddress.ip_address('FFFF::c000:201'))
- def testIPVersion(self):
- self.assertEqual(self.ipv4_address.version, 4)
- self.assertEqual(self.ipv6_address.version, 6)
- def testMaxPrefixLength(self):
- self.assertEqual(self.ipv4_interface.max_prefixlen, 32)
- self.assertEqual(self.ipv6_interface.max_prefixlen, 128)
- def testPacked(self):
- self.assertEqual(self.ipv4_address.packed,
- b'\x01\x02\x03\x04')
- self.assertEqual(ipaddress.IPv4Interface('255.254.253.252').packed,
- b'\xff\xfe\xfd\xfc')
- self.assertEqual(self.ipv6_address.packed,
- b'\x20\x01\x06\x58\x02\x2a\xca\xfe'
- b'\x02\x00\x00\x00\x00\x00\x00\x01')
- self.assertEqual(ipaddress.IPv6Interface('ffff:2:3:4:ffff::').packed,
- b'\xff\xff\x00\x02\x00\x03\x00\x04\xff\xff' +
- b'\x00' * 6)
- self.assertEqual(ipaddress.IPv6Interface('::1:0:0:0:0').packed,
- b'\x00' * 6 + b'\x00\x01' + b'\x00' * 8)
- def testIpType(self):
- ipv4net = ipaddress.ip_network('1.2.3.4')
- ipv4addr = ipaddress.ip_address('1.2.3.4')
- ipv6net = ipaddress.ip_network('::1.2.3.4')
- ipv6addr = ipaddress.ip_address('::1.2.3.4')
- self.assertEqual(ipaddress.IPv4Network, type(ipv4net))
- self.assertEqual(ipaddress.IPv4Address, type(ipv4addr))
- self.assertEqual(ipaddress.IPv6Network, type(ipv6net))
- self.assertEqual(ipaddress.IPv6Address, type(ipv6addr))
- def testReservedIpv4(self):
- # test networks
- self.assertEqual(True, ipaddress.ip_interface(
- '224.1.1.1/31').is_multicast)
- self.assertEqual(False, ipaddress.ip_network('240.0.0.0').is_multicast)
- self.assertEqual(True, ipaddress.ip_network('240.0.0.0').is_reserved)
- self.assertEqual(True, ipaddress.ip_interface(
- '192.168.1.1/17').is_private)
- self.assertEqual(False, ipaddress.ip_network('192.169.0.0').is_private)
- self.assertEqual(True, ipaddress.ip_network(
- '10.255.255.255').is_private)
- self.assertEqual(False, ipaddress.ip_network('11.0.0.0').is_private)
- self.assertEqual(False, ipaddress.ip_network('11.0.0.0').is_reserved)
- self.assertEqual(True, ipaddress.ip_network(
- '172.31.255.255').is_private)
- self.assertEqual(False, ipaddress.ip_network('172.32.0.0').is_private)
- self.assertEqual(True,
- ipaddress.ip_network('169.254.1.0/24').is_link_local)
- self.assertEqual(
- True,
- ipaddress.ip_interface('169.254.100.200/24').is_link_local)
- self.assertEqual(
- False,
- ipaddress.ip_interface('169.255.100.200/24').is_link_local)
- self.assertEqual(
- True,
- ipaddress.ip_network('127.100.200.254/32').is_loopback)
- self.assertEqual(True, ipaddress.ip_network(
- '127.42.0.0/16').is_loopback)
- self.assertEqual(False, ipaddress.ip_network('128.0.0.0').is_loopback)
- self.assertEqual(False,
- ipaddress.ip_network('100.64.0.0/10').is_private)
- self.assertEqual(
- False, ipaddress.ip_network('100.64.0.0/10').is_global)
- self.assertEqual(True,
- ipaddress.ip_network('192.0.2.128/25').is_private)
- self.assertEqual(True,
- ipaddress.ip_network('192.0.3.0/24').is_global)
- # test addresses
- self.assertEqual(True, ipaddress.ip_address('0.0.0.0').is_unspecified)
- self.assertEqual(True, ipaddress.ip_address('224.1.1.1').is_multicast)
- self.assertEqual(False, ipaddress.ip_address('240.0.0.0').is_multicast)
- self.assertEqual(True, ipaddress.ip_address('240.0.0.1').is_reserved)
- self.assertEqual(False,
- ipaddress.ip_address('239.255.255.255').is_reserved)
- self.assertEqual(True, ipaddress.ip_address('192.168.1.1').is_private)
- self.assertEqual(False, ipaddress.ip_address('192.169.0.0').is_private)
- self.assertEqual(True, ipaddress.ip_address(
- '10.255.255.255').is_private)
- self.assertEqual(False, ipaddress.ip_address('11.0.0.0').is_private)
- self.assertEqual(True, ipaddress.ip_address(
- '172.31.255.255').is_private)
- self.assertEqual(False, ipaddress.ip_address('172.32.0.0').is_private)
- self.assertEqual(True,
- ipaddress.ip_address('169.254.100.200').is_link_local)
- self.assertEqual(False,
- ipaddress.ip_address('169.255.100.200').is_link_local)
- self.assertTrue(ipaddress.ip_address('192.0.7.1').is_global)
- self.assertFalse(ipaddress.ip_address('203.0.113.1').is_global)
- self.assertEqual(True,
- ipaddress.ip_address('127.100.200.254').is_loopback)
- self.assertEqual(True, ipaddress.ip_address('127.42.0.0').is_loopback)
- self.assertEqual(False, ipaddress.ip_address('128.0.0.0').is_loopback)
- self.assertEqual(True, ipaddress.ip_network('0.0.0.0').is_unspecified)
- def testReservedIpv6(self):
- self.assertEqual(True, ipaddress.ip_network('ffff::').is_multicast)
- self.assertEqual(True, ipaddress.ip_network(2 ** 128 - 1).is_multicast)
- self.assertEqual(True, ipaddress.ip_network('ff00::').is_multicast)
- self.assertEqual(False, ipaddress.ip_network('fdff::').is_multicast)
- self.assertEqual(True, ipaddress.ip_network('fecf::').is_site_local)
- self.assertEqual(True, ipaddress.ip_network(
- 'feff:ffff:ffff:ffff::').is_site_local)
- self.assertEqual(False, ipaddress.ip_network(
- 'fbf:ffff::').is_site_local)
- self.assertEqual(False, ipaddress.ip_network('ff00::').is_site_local)
- self.assertEqual(True, ipaddress.ip_network('fc00::').is_private)
- self.assertEqual(True, ipaddress.ip_network(
- 'fc00:ffff:ffff:ffff::').is_private)
- self.assertEqual(False, ipaddress.ip_network('fbff:ffff::').is_private)
- self.assertEqual(False, ipaddress.ip_network('fe00::').is_private)
- self.assertEqual(True, ipaddress.ip_network('fea0::').is_link_local)
- self.assertEqual(True, ipaddress.ip_network(
- 'febf:ffff::').is_link_local)
- self.assertEqual(False, ipaddress.ip_network(
- 'fe7f:ffff::').is_link_local)
- self.assertEqual(False, ipaddress.ip_network('fec0::').is_link_local)
- self.assertEqual(True, ipaddress.ip_interface('0:0::0:01').is_loopback)
- self.assertEqual(False, ipaddress.ip_interface('::1/127').is_loopback)
- self.assertEqual(False, ipaddress.ip_network('::').is_loopback)
- self.assertEqual(False, ipaddress.ip_network('::2').is_loopback)
- self.assertEqual(True, ipaddress.ip_network('0::0').is_unspecified)
- self.assertEqual(False, ipaddress.ip_network('::1').is_unspecified)
- self.assertEqual(False, ipaddress.ip_network('::/127').is_unspecified)
- self.assertEqual(True,
- ipaddress.ip_network('2001::1/128').is_private)
- self.assertEqual(True,
- ipaddress.ip_network('200::1/128').is_global)
- # test addresses
- self.assertEqual(True, ipaddress.ip_address('ffff::').is_multicast)
- self.assertEqual(True, ipaddress.ip_address(2 ** 128 - 1).is_multicast)
- self.assertEqual(True, ipaddress.ip_address('ff00::').is_multicast)
- self.assertEqual(False, ipaddress.ip_address('fdff::').is_multicast)
- self.assertEqual(True, ipaddress.ip_address('fecf::').is_site_local)
- self.assertEqual(True, ipaddress.ip_address(
- 'feff:ffff:ffff:ffff::').is_site_local)
- self.assertEqual(False, ipaddress.ip_address(
- 'fbf:ffff::').is_site_local)
- self.assertEqual(False, ipaddress.ip_address('ff00::').is_site_local)
- self.assertEqual(True, ipaddress.ip_address('fc00::').is_private)
- self.assertEqual(True, ipaddress.ip_address(
- 'fc00:ffff:ffff:ffff::').is_private)
- self.assertEqual(False, ipaddress.ip_address('fbff:ffff::').is_private)
- self.assertEqual(False, ipaddress.ip_address('fe00::').is_private)
- self.assertEqual(True, ipaddress.ip_address('fea0::').is_link_local)
- self.assertEqual(True, ipaddress.ip_address(
- 'febf:ffff::').is_link_local)
- self.assertEqual(False, ipaddress.ip_address(
- 'fe7f:ffff::').is_link_local)
- self.assertEqual(False, ipaddress.ip_address('fec0::').is_link_local)
- self.assertEqual(True, ipaddress.ip_address('0:0::0:01').is_loopback)
- self.assertEqual(True, ipaddress.ip_address('::1').is_loopback)
- self.assertEqual(False, ipaddress.ip_address('::2').is_loopback)
- self.assertEqual(True, ipaddress.ip_address('0::0').is_unspecified)
- self.assertEqual(False, ipaddress.ip_address('::1').is_unspecified)
- # some generic IETF reserved addresses
- self.assertEqual(True, ipaddress.ip_address('100::').is_reserved)
- self.assertEqual(True, ipaddress.ip_network('4000::1/128').is_reserved)
- def testIpv4Mapped(self):
- self.assertEqual(
- ipaddress.ip_address('::ffff:192.168.1.1').ipv4_mapped,
- ipaddress.ip_address('192.168.1.1'))
- self.assertEqual(ipaddress.ip_address('::c0a8:101').ipv4_mapped, None)
- self.assertEqual(ipaddress.ip_address('::ffff:c0a8:101').ipv4_mapped,
- ipaddress.ip_address('192.168.1.1'))
- def testAddrExclude(self):
- addr1 = ipaddress.ip_network('10.1.1.0/24')
- addr2 = ipaddress.ip_network('10.1.1.0/26')
- addr3 = ipaddress.ip_network('10.2.1.0/24')
- addr4 = ipaddress.ip_address('10.1.1.0')
- addr5 = ipaddress.ip_network('2001:db8::0/32')
- addr6 = ipaddress.ip_network('10.1.1.5/32')
- self.assertEqual(sorted(list(addr1.address_exclude(addr2))),
- [ipaddress.ip_network('10.1.1.64/26'),
- ipaddress.ip_network('10.1.1.128/25')])
- self.assertRaises(ValueError, list, addr1.address_exclude(addr3))
- self.assertRaises(TypeError, list, addr1.address_exclude(addr4))
- self.assertRaises(TypeError, list, addr1.address_exclude(addr5))
- self.assertEqual(list(addr1.address_exclude(addr1)), [])
- self.assertEqual(sorted(list(addr1.address_exclude(addr6))),
- [ipaddress.ip_network('10.1.1.0/30'),
- ipaddress.ip_network('10.1.1.4/32'),
- ipaddress.ip_network('10.1.1.6/31'),
- ipaddress.ip_network('10.1.1.8/29'),
- ipaddress.ip_network('10.1.1.16/28'),
- ipaddress.ip_network('10.1.1.32/27'),
- ipaddress.ip_network('10.1.1.64/26'),
- ipaddress.ip_network('10.1.1.128/25')])
- def testHash(self):
- self.assertEqual(hash(ipaddress.ip_interface('10.1.1.0/24')),
- hash(ipaddress.ip_interface('10.1.1.0/24')))
- self.assertEqual(hash(ipaddress.ip_network('10.1.1.0/24')),
- hash(ipaddress.ip_network('10.1.1.0/24')))
- self.assertEqual(hash(ipaddress.ip_address('10.1.1.0')),
- hash(ipaddress.ip_address('10.1.1.0')))
- # i70
- self.assertEqual(
- hash(ipaddress.ip_address('1.2.3.4')),
- hash(ipaddress.ip_address(
- int(ipaddress.ip_address('1.2.3.4')._ip))))
- ip1 = ipaddress.ip_address('10.1.1.0')
- ip2 = ipaddress.ip_address('1::')
- dummy = {}
- dummy[self.ipv4_address] = None
- dummy[self.ipv6_address] = None
- dummy[ip1] = None
- dummy[ip2] = None
- self.assertTrue(self.ipv4_address in dummy)
- self.assertTrue(ip2 in dummy)
- def testIPBases(self):
- net = self.ipv4_network
- self.assertEqual('1.2.3.0/24', net.compressed)
- net = self.ipv6_network
- self.assertRaises(ValueError, net._string_from_ip_int, 2 ** 128 + 1)
- def testIPv6NetworkHelpers(self):
- net = self.ipv6_network
- self.assertEqual('2001:658:22a:cafe::/64', net.with_prefixlen)
- self.assertEqual('2001:658:22a:cafe::/ffff:ffff:ffff:ffff::',
- net.with_netmask)
- self.assertEqual('2001:658:22a:cafe::/::ffff:ffff:ffff:ffff',
- net.with_hostmask)
- self.assertEqual('2001:658:22a:cafe::/64', str(net))
- def testIPv4NetworkHelpers(self):
- net = self.ipv4_network
- self.assertEqual('1.2.3.0/24', net.with_prefixlen)
- self.assertEqual('1.2.3.0/255.255.255.0', net.with_netmask)
- self.assertEqual('1.2.3.0/0.0.0.255', net.with_hostmask)
- self.assertEqual('1.2.3.0/24', str(net))
- def testCopyConstructor(self):
- addr1 = ipaddress.ip_network('10.1.1.0/24')
- addr2 = ipaddress.ip_network(addr1)
- addr3 = ipaddress.ip_interface('2001:658:22a:cafe:200::1/64')
- addr4 = ipaddress.ip_interface(addr3)
- addr5 = ipaddress.IPv4Address('1.1.1.1')
- addr6 = ipaddress.IPv6Address('2001:658:22a:cafe:200::1')
- self.assertEqual(addr1, addr2)
- self.assertEqual(addr3, addr4)
- self.assertEqual(addr5, ipaddress.IPv4Address(addr5))
- self.assertEqual(addr6, ipaddress.IPv6Address(addr6))
- def testCompressIPv6Address(self):
- test_addresses = {
- '1:2:3:4:5:6:7:8': '1:2:3:4:5:6:7:8/128',
- '2001:0:0:4:0:0:0:8': '2001:0:0:4::8/128',
- '2001:0:0:4:5:6:7:8': '2001::4:5:6:7:8/128',
- '2001:0:3:4:5:6:7:8': '2001:0:3:4:5:6:7:8/128',
- '0:0:3:0:0:0:0:ffff': '0:0:3::ffff/128',
- '0:0:0:4:0:0:0:ffff': '::4:0:0:0:ffff/128',
- '0:0:0:0:5:0:0:ffff': '::5:0:0:ffff/128',
- '1:0:0:4:0:0:7:8': '1::4:0:0:7:8/128',
- '0:0:0:0:0:0:0:0': '::/128',
- '0:0:0:0:0:0:0:0/0': '::/0',
- '0:0:0:0:0:0:0:1': '::1/128',
- '2001:0658:022a:cafe:0000:0000:0000:0000/66':
- '2001:658:22a:cafe::/66',
- '::1.2.3.4': '::102:304/128',
- '1:2:3:4:5:ffff:1.2.3.4': '1:2:3:4:5:ffff:102:304/128',
- '::7:6:5:4:3:2:1': '0:7:6:5:4:3:2:1/128',
- '::7:6:5:4:3:2:0': '0:7:6:5:4:3:2:0/128',
- '7:6:5:4:3:2:1::': '7:6:5:4:3:2:1:0/128',
- '0:6:5:4:3:2:1::': '0:6:5:4:3:2:1:0/128',
- }
- for uncompressed, compressed in list(test_addresses.items()):
- self.assertEqual(compressed, str(ipaddress.IPv6Interface(
- uncompressed)))
- def testExplodeShortHandIpStr(self):
- addr1 = ipaddress.IPv6Interface('2001::1')
- addr2 = ipaddress.IPv6Address('2001:0:5ef5:79fd:0:59d:a0e5:ba1')
- addr3 = ipaddress.IPv6Network('2001::/96')
- addr4 = ipaddress.IPv4Address('192.168.178.1')
- self.assertEqual('2001:0000:0000:0000:0000:0000:0000:0001/128',
- addr1.exploded)
- self.assertEqual('0000:0000:0000:0000:0000:0000:0000:0001/128',
- ipaddress.IPv6Interface('::1/128').exploded)
- # issue 77
- self.assertEqual('2001:0000:5ef5:79fd:0000:059d:a0e5:0ba1',
- addr2.exploded)
- self.assertEqual('2001:0000:0000:0000:0000:0000:0000:0000/96',
- addr3.exploded)
- self.assertEqual('192.168.178.1', addr4.exploded)
- def testReversePointer(self):
- addr1 = ipaddress.IPv4Address('127.0.0.1')
- addr2 = ipaddress.IPv6Address('2001:db8::1')
- self.assertEqual('1.0.0.127.in-addr.arpa', addr1.reverse_pointer)
- self.assertEqual('1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.' +
- 'b.d.0.1.0.0.2.ip6.arpa',
- addr2.reverse_pointer)
- def testIntRepresentation(self):
- self.assertEqual(16909060, int(self.ipv4_address))
- self.assertEqual(42540616829182469433547762482097946625,
- int(self.ipv6_address))
- def testForceVersion(self):
- self.assertEqual(ipaddress.ip_network(1).version, 4)
- self.assertEqual(ipaddress.IPv6Network(1).version, 6)
- def testWithStar(self):
- self.assertEqual(self.ipv4_interface.with_prefixlen, "1.2.3.4/24")
- self.assertEqual(self.ipv4_interface.with_netmask,
- "1.2.3.4/255.255.255.0")
- self.assertEqual(self.ipv4_interface.with_hostmask,
- "1.2.3.4/0.0.0.255")
- self.assertEqual(self.ipv6_interface.with_prefixlen,
- '2001:658:22a:cafe:200::1/64')
- self.assertEqual(self.ipv6_interface.with_netmask,
- '2001:658:22a:cafe:200::1/ffff:ffff:ffff:ffff::')
- # this probably don't make much sense, but it's included for
- # compatibility with ipv4
- self.assertEqual(self.ipv6_interface.with_hostmask,
- '2001:658:22a:cafe:200::1/::ffff:ffff:ffff:ffff')
- def testNetworkElementCaching(self):
- # V4 - make sure we're empty
- self.assertFalse('network_address' in self.ipv4_network._cache)
- self.assertFalse('broadcast_address' in self.ipv4_network._cache)
- self.assertFalse('hostmask' in self.ipv4_network._cache)
- # V4 - populate and test
- self.assertEqual(self.ipv4_network.network_address,
- ipaddress.IPv4Address('1.2.3.0'))
- self.assertEqual(self.ipv4_network.broadcast_address,
- ipaddress.IPv4Address('1.2.3.255'))
- self.assertEqual(self.ipv4_network.hostmask,
- ipaddress.IPv4Address('0.0.0.255'))
- # V4 - check we're cached
- self.assertTrue('broadcast_address' in self.ipv4_network._cache)
- self.assertTrue('hostmask' in self.ipv4_network._cache)
- # V6 - make sure we're empty
- self.assertFalse('broadcast_address' in self.ipv6_network._cache)
- self.assertFalse('hostmask' in self.ipv6_network._cache)
- # V6 - populate and test
- self.assertEqual(self.ipv6_network.network_address,
- ipaddress.IPv6Address('2001:658:22a:cafe::'))
- self.assertEqual(self.ipv6_interface.network.network_address,
- ipaddress.IPv6Address('2001:658:22a:cafe::'))
- self.assertEqual(
- self.ipv6_network.broadcast_address,
- ipaddress.IPv6Address('2001:658:22a:cafe:ffff:ffff:ffff:ffff'))
- self.assertEqual(self.ipv6_network.hostmask,
- ipaddress.IPv6Address('::ffff:ffff:ffff:ffff'))
- self.assertEqual(
- self.ipv6_interface.network.broadcast_address,
- ipaddress.IPv6Address('2001:658:22a:cafe:ffff:ffff:ffff:ffff'))
- self.assertEqual(self.ipv6_interface.network.hostmask,
- ipaddress.IPv6Address('::ffff:ffff:ffff:ffff'))
- # V6 - check we're cached
- self.assertTrue('broadcast_address' in self.ipv6_network._cache)
- self.assertTrue('hostmask' in self.ipv6_network._cache)
- self.assertTrue(
- 'broadcast_address' in self.ipv6_interface.network._cache)
- self.assertTrue('hostmask' in self.ipv6_interface.network._cache)
- def testTeredo(self):
- # stolen from wikipedia
- server = ipaddress.IPv4Address('65.54.227.120')
- client = ipaddress.IPv4Address('192.0.2.45')
- teredo_addr = '2001:0000:4136:e378:8000:63bf:3fff:fdd2'
- self.assertEqual((server, client),
- ipaddress.ip_address(teredo_addr).teredo)
- bad_addr = '2000::4136:e378:8000:63bf:3fff:fdd2'
- self.assertFalse(ipaddress.ip_address(bad_addr).teredo)
- bad_addr = '2001:0001:4136:e378:8000:63bf:3fff:fdd2'
- self.assertFalse(ipaddress.ip_address(bad_addr).teredo)
- # i77
- teredo_addr = ipaddress.IPv6Address('2001:0:5ef5:79fd:0:59d:a0e5:ba1')
- self.assertEqual((ipaddress.IPv4Address('94.245.121.253'),
- ipaddress.IPv4Address('95.26.244.94')),
- teredo_addr.teredo)
- def testsixtofour(self):
- sixtofouraddr = ipaddress.ip_address('2002:ac1d:2d64::1')
- bad_addr = ipaddress.ip_address('2000:ac1d:2d64::1')
- self.assertEqual(ipaddress.IPv4Address('172.29.45.100'),
- sixtofouraddr.sixtofour)
- self.assertFalse(bad_addr.sixtofour)
- # Monkey-patch test runner
- if not hasattr(BaseTestCase, 'assertRaisesRegex'):
- class _AssertRaisesRegex(object):
- def __init__(self, expected_exception, expected_regex):
- self.expected = expected_exception
- self.expected_regex = re.compile(expected_regex)
- def __enter__(self):
- return self
- def __exit__(self, exc_type, exc_value, tb):
- if exc_type is None:
- try:
- exc_name = self.expected.__name__
- except AttributeError:
- exc_name = str(self.expected)
- if self.obj_name:
- self._raiseFailure("{} not raised by {}".format(
- exc_name, self.obj_name))
- else:
- self._raiseFailure("{} not raised".format(exc_name))
- if not issubclass(exc_type, self.expected):
- # let unexpected exceptions pass through
- return False
- self.exception = exc_value
- if self.expected_regex is None:
- return True
- expected_regex = self.expected_regex
- if not expected_regex.search(str(exc_value)):
- raise AssertionError('"{}" does not match "{}"'.format(
- expected_regex.pattern, str(exc_value)))
- return True
- BaseTestCase.assertRaisesRegex = _AssertRaisesRegex
- IpaddrUnitTest.assertRaisesRegex = _AssertRaisesRegex
- if not hasattr(BaseTestCase, 'assertIn'):
- def _assertIn(self, o, iterable):
- self.assertTrue(o in iterable)
- def _assertNotIn(self, o, iterable):
- self.assertFalse(o in iterable)
- BaseTestCase.assertIn = _assertIn
- BaseTestCase.assertNotIn = _assertNotIn
- IpaddrUnitTest.assertIn = _assertIn
- IpaddrUnitTest.assertNotIn = _assertNotIn
- ComparisonTests.assertIn = _assertIn
- ComparisonTests.assertNotIn = _assertNotIn
- if not hasattr(BaseTestCase, 'subTest'):
- class _SubTest(object):
- def __init__(*a, **kw):
- pass
- def __enter__(*a):
- pass
- def __exit__(*a):
- pass
- BaseTestCase.subTest = _SubTest
- # Test for https://github.com/phihag/ipaddress/pull/6
- class Python2RangeTest(unittest.TestCase):
- def test_network_hosts(self):
- net = ipaddress.ip_network('::/0')
- next(net.hosts()) # This should not throw OverflowError
- def test_network_iter(self):
- net = ipaddress.ip_network('::/0')
- next(iter(net)) # This should not throw OverflowError
- class CompatTest(unittest.TestCase):
- def test_bit_length(self):
- self.assertEqual(ipaddress._compat_bit_length(0), 0)
- self.assertEqual(ipaddress._compat_bit_length(1), 1)
- self.assertEqual(ipaddress._compat_bit_length(2), 2)
- self.assertEqual(ipaddress._compat_bit_length(3), 2)
- self.assertEqual(ipaddress._compat_bit_length(4), 3)
- class SingleIssuesTest(unittest.TestCase):
- # https://github.com/phihag/ipaddress/issues/14
- def test_issue_14(self):
- self.assertTrue(ipaddress.ip_address('127.0.0.1').is_private)
- def test_issue_18(self):
- net1 = ipaddress.ip_network("192.0.2.0/24")
- net2 = ipaddress.ip_network("192.0.2.112/29")
- self.assertFalse(net1.subnet_of(net2))
- self.assertTrue(net1.supernet_of(net2))
- self.assertTrue(net2.subnet_of(net1))
- self.assertFalse(net2.supernet_of(net1))
- if __name__ == '__main__':
- unittest.main()
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