| import unittest |
| from test import support |
| from test.support import import_helper |
| import builtins |
| import contextlib |
| import copy |
| import enum |
| import io |
| import os |
| import pickle |
| import sys |
| import weakref |
| from unittest import mock |
| |
| py_uuid = import_helper.import_fresh_module('uuid', blocked=['_uuid']) |
| c_uuid = import_helper.import_fresh_module('uuid', fresh=['_uuid']) |
| |
| def importable(name): |
| try: |
| __import__(name) |
| return True |
| except: |
| return False |
| |
| |
| def mock_get_command_stdout(data): |
| def get_command_stdout(command, args): |
| return io.BytesIO(data.encode()) |
| return get_command_stdout |
| |
| |
| class BaseTestUUID: |
| uuid = None |
| |
| def test_safe_uuid_enum(self): |
| class CheckedSafeUUID(enum.Enum): |
| safe = 0 |
| unsafe = -1 |
| unknown = None |
| enum._test_simple_enum(CheckedSafeUUID, py_uuid.SafeUUID) |
| |
| def test_UUID(self): |
| equal = self.assertEqual |
| ascending = [] |
| for (string, curly, hex, bytes, bytes_le, fields, integer, urn, |
| time, clock_seq, variant, version) in [ |
| ('00000000-0000-0000-0000-000000000000', |
| '{00000000-0000-0000-0000-000000000000}', |
| '00000000000000000000000000000000', |
| b'\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0', |
| b'\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0', |
| (0, 0, 0, 0, 0, 0), |
| 0, |
| 'urn:uuid:00000000-0000-0000-0000-000000000000', |
| 0, 0, self.uuid.RESERVED_NCS, None), |
| ('00010203-0405-0607-0809-0a0b0c0d0e0f', |
| '{00010203-0405-0607-0809-0a0b0c0d0e0f}', |
| '000102030405060708090a0b0c0d0e0f', |
| b'\0\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\x0d\x0e\x0f', |
| b'\x03\x02\x01\0\x05\x04\x07\x06\x08\t\n\x0b\x0c\x0d\x0e\x0f', |
| (0x00010203, 0x0405, 0x0607, 8, 9, 0x0a0b0c0d0e0f), |
| 0x000102030405060708090a0b0c0d0e0f, |
| 'urn:uuid:00010203-0405-0607-0809-0a0b0c0d0e0f', |
| 0x607040500010203, 0x809, self.uuid.RESERVED_NCS, None), |
| ('02d9e6d5-9467-382e-8f9b-9300a64ac3cd', |
| '{02d9e6d5-9467-382e-8f9b-9300a64ac3cd}', |
| '02d9e6d59467382e8f9b9300a64ac3cd', |
| b'\x02\xd9\xe6\xd5\x94\x67\x38\x2e\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd', |
| b'\xd5\xe6\xd9\x02\x67\x94\x2e\x38\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd', |
| (0x02d9e6d5, 0x9467, 0x382e, 0x8f, 0x9b, 0x9300a64ac3cd), |
| 0x02d9e6d59467382e8f9b9300a64ac3cd, |
| 'urn:uuid:02d9e6d5-9467-382e-8f9b-9300a64ac3cd', |
| 0x82e946702d9e6d5, 0xf9b, self.uuid.RFC_4122, 3), |
| ('12345678-1234-5678-1234-567812345678', |
| '{12345678-1234-5678-1234-567812345678}', |
| '12345678123456781234567812345678', |
| b'\x12\x34\x56\x78'*4, |
| b'\x78\x56\x34\x12\x34\x12\x78\x56\x12\x34\x56\x78\x12\x34\x56\x78', |
| (0x12345678, 0x1234, 0x5678, 0x12, 0x34, 0x567812345678), |
| 0x12345678123456781234567812345678, |
| 'urn:uuid:12345678-1234-5678-1234-567812345678', |
| 0x678123412345678, 0x1234, self.uuid.RESERVED_NCS, None), |
| ('6ba7b810-9dad-11d1-80b4-00c04fd430c8', |
| '{6ba7b810-9dad-11d1-80b4-00c04fd430c8}', |
| '6ba7b8109dad11d180b400c04fd430c8', |
| b'\x6b\xa7\xb8\x10\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| b'\x10\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| (0x6ba7b810, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), |
| 0x6ba7b8109dad11d180b400c04fd430c8, |
| 'urn:uuid:6ba7b810-9dad-11d1-80b4-00c04fd430c8', |
| 0x1d19dad6ba7b810, 0xb4, self.uuid.RFC_4122, 1), |
| ('6ba7b811-9dad-11d1-80b4-00c04fd430c8', |
| '{6ba7b811-9dad-11d1-80b4-00c04fd430c8}', |
| '6ba7b8119dad11d180b400c04fd430c8', |
| b'\x6b\xa7\xb8\x11\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| b'\x11\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| (0x6ba7b811, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), |
| 0x6ba7b8119dad11d180b400c04fd430c8, |
| 'urn:uuid:6ba7b811-9dad-11d1-80b4-00c04fd430c8', |
| 0x1d19dad6ba7b811, 0xb4, self.uuid.RFC_4122, 1), |
| ('6ba7b812-9dad-11d1-80b4-00c04fd430c8', |
| '{6ba7b812-9dad-11d1-80b4-00c04fd430c8}', |
| '6ba7b8129dad11d180b400c04fd430c8', |
| b'\x6b\xa7\xb8\x12\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| b'\x12\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| (0x6ba7b812, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), |
| 0x6ba7b8129dad11d180b400c04fd430c8, |
| 'urn:uuid:6ba7b812-9dad-11d1-80b4-00c04fd430c8', |
| 0x1d19dad6ba7b812, 0xb4, self.uuid.RFC_4122, 1), |
| ('6ba7b814-9dad-11d1-80b4-00c04fd430c8', |
| '{6ba7b814-9dad-11d1-80b4-00c04fd430c8}', |
| '6ba7b8149dad11d180b400c04fd430c8', |
| b'\x6b\xa7\xb8\x14\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| b'\x14\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', |
| (0x6ba7b814, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), |
| 0x6ba7b8149dad11d180b400c04fd430c8, |
| 'urn:uuid:6ba7b814-9dad-11d1-80b4-00c04fd430c8', |
| 0x1d19dad6ba7b814, 0xb4, self.uuid.RFC_4122, 1), |
| ('7d444840-9dc0-11d1-b245-5ffdce74fad2', |
| '{7d444840-9dc0-11d1-b245-5ffdce74fad2}', |
| '7d4448409dc011d1b2455ffdce74fad2', |
| b'\x7d\x44\x48\x40\x9d\xc0\x11\xd1\xb2\x45\x5f\xfd\xce\x74\xfa\xd2', |
| b'\x40\x48\x44\x7d\xc0\x9d\xd1\x11\xb2\x45\x5f\xfd\xce\x74\xfa\xd2', |
| (0x7d444840, 0x9dc0, 0x11d1, 0xb2, 0x45, 0x5ffdce74fad2), |
| 0x7d4448409dc011d1b2455ffdce74fad2, |
| 'urn:uuid:7d444840-9dc0-11d1-b245-5ffdce74fad2', |
| 0x1d19dc07d444840, 0x3245, self.uuid.RFC_4122, 1), |
| ('e902893a-9d22-3c7e-a7b8-d6e313b71d9f', |
| '{e902893a-9d22-3c7e-a7b8-d6e313b71d9f}', |
| 'e902893a9d223c7ea7b8d6e313b71d9f', |
| b'\xe9\x02\x89\x3a\x9d\x22\x3c\x7e\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f', |
| b'\x3a\x89\x02\xe9\x22\x9d\x7e\x3c\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f', |
| (0xe902893a, 0x9d22, 0x3c7e, 0xa7, 0xb8, 0xd6e313b71d9f), |
| 0xe902893a9d223c7ea7b8d6e313b71d9f, |
| 'urn:uuid:e902893a-9d22-3c7e-a7b8-d6e313b71d9f', |
| 0xc7e9d22e902893a, 0x27b8, self.uuid.RFC_4122, 3), |
| ('eb424026-6f54-4ef8-a4d0-bb658a1fc6cf', |
| '{eb424026-6f54-4ef8-a4d0-bb658a1fc6cf}', |
| 'eb4240266f544ef8a4d0bb658a1fc6cf', |
| b'\xeb\x42\x40\x26\x6f\x54\x4e\xf8\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf', |
| b'\x26\x40\x42\xeb\x54\x6f\xf8\x4e\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf', |
| (0xeb424026, 0x6f54, 0x4ef8, 0xa4, 0xd0, 0xbb658a1fc6cf), |
| 0xeb4240266f544ef8a4d0bb658a1fc6cf, |
| 'urn:uuid:eb424026-6f54-4ef8-a4d0-bb658a1fc6cf', |
| 0xef86f54eb424026, 0x24d0, self.uuid.RFC_4122, 4), |
| ('f81d4fae-7dec-11d0-a765-00a0c91e6bf6', |
| '{f81d4fae-7dec-11d0-a765-00a0c91e6bf6}', |
| 'f81d4fae7dec11d0a76500a0c91e6bf6', |
| b'\xf8\x1d\x4f\xae\x7d\xec\x11\xd0\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6', |
| b'\xae\x4f\x1d\xf8\xec\x7d\xd0\x11\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6', |
| (0xf81d4fae, 0x7dec, 0x11d0, 0xa7, 0x65, 0x00a0c91e6bf6), |
| 0xf81d4fae7dec11d0a76500a0c91e6bf6, |
| 'urn:uuid:f81d4fae-7dec-11d0-a765-00a0c91e6bf6', |
| 0x1d07decf81d4fae, 0x2765, self.uuid.RFC_4122, 1), |
| ('fffefdfc-fffe-fffe-fffe-fffefdfcfbfa', |
| '{fffefdfc-fffe-fffe-fffe-fffefdfcfbfa}', |
| 'fffefdfcfffefffefffefffefdfcfbfa', |
| b'\xff\xfe\xfd\xfc\xff\xfe\xff\xfe\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa', |
| b'\xfc\xfd\xfe\xff\xfe\xff\xfe\xff\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa', |
| (0xfffefdfc, 0xfffe, 0xfffe, 0xff, 0xfe, 0xfffefdfcfbfa), |
| 0xfffefdfcfffefffefffefffefdfcfbfa, |
| 'urn:uuid:fffefdfc-fffe-fffe-fffe-fffefdfcfbfa', |
| 0xffefffefffefdfc, 0x3ffe, self.uuid.RESERVED_FUTURE, None), |
| ('ffffffff-ffff-ffff-ffff-ffffffffffff', |
| '{ffffffff-ffff-ffff-ffff-ffffffffffff}', |
| 'ffffffffffffffffffffffffffffffff', |
| b'\xff'*16, |
| b'\xff'*16, |
| (0xffffffff, 0xffff, 0xffff, 0xff, 0xff, 0xffffffffffff), |
| 0xffffffffffffffffffffffffffffffff, |
| 'urn:uuid:ffffffff-ffff-ffff-ffff-ffffffffffff', |
| 0xfffffffffffffff, 0x3fff, self.uuid.RESERVED_FUTURE, None), |
| ]: |
| equivalents = [] |
| # Construct each UUID in several different ways. |
| for u in [self.uuid.UUID(string), self.uuid.UUID(curly), self.uuid.UUID(hex), |
| self.uuid.UUID(bytes=bytes), self.uuid.UUID(bytes_le=bytes_le), |
| self.uuid.UUID(fields=fields), self.uuid.UUID(int=integer), |
| self.uuid.UUID(urn)]: |
| # Test all conversions and properties of the UUID object. |
| equal(str(u), string) |
| equal(int(u), integer) |
| equal(u.bytes, bytes) |
| equal(u.bytes_le, bytes_le) |
| equal(u.fields, fields) |
| equal(u.time_low, fields[0]) |
| equal(u.time_mid, fields[1]) |
| equal(u.time_hi_version, fields[2]) |
| equal(u.clock_seq_hi_variant, fields[3]) |
| equal(u.clock_seq_low, fields[4]) |
| equal(u.node, fields[5]) |
| equal(u.hex, hex) |
| equal(u.int, integer) |
| equal(u.urn, urn) |
| equal(u.time, time) |
| equal(u.clock_seq, clock_seq) |
| equal(u.variant, variant) |
| equal(u.version, version) |
| equivalents.append(u) |
| |
| # Different construction methods should give the same UUID. |
| for u in equivalents: |
| for v in equivalents: |
| equal(u, v) |
| |
| # Bug 7380: "bytes" and "bytes_le" should give the same type. |
| equal(type(u.bytes), builtins.bytes) |
| equal(type(u.bytes_le), builtins.bytes) |
| |
| ascending.append(u) |
| |
| # Test comparison of UUIDs. |
| for i in range(len(ascending)): |
| for j in range(len(ascending)): |
| equal(i < j, ascending[i] < ascending[j]) |
| equal(i <= j, ascending[i] <= ascending[j]) |
| equal(i == j, ascending[i] == ascending[j]) |
| equal(i > j, ascending[i] > ascending[j]) |
| equal(i >= j, ascending[i] >= ascending[j]) |
| equal(i != j, ascending[i] != ascending[j]) |
| |
| # Test sorting of UUIDs (above list is in ascending order). |
| resorted = ascending[:] |
| resorted.reverse() |
| resorted.sort() |
| equal(ascending, resorted) |
| |
| def test_exceptions(self): |
| badvalue = lambda f: self.assertRaises(ValueError, f) |
| badtype = lambda f: self.assertRaises(TypeError, f) |
| |
| # Badly formed hex strings. |
| badvalue(lambda: self.uuid.UUID('')) |
| badvalue(lambda: self.uuid.UUID('abc')) |
| badvalue(lambda: self.uuid.UUID('1234567812345678123456781234567')) |
| badvalue(lambda: self.uuid.UUID('123456781234567812345678123456789')) |
| badvalue(lambda: self.uuid.UUID('123456781234567812345678z2345678')) |
| |
| # Badly formed bytes. |
| badvalue(lambda: self.uuid.UUID(bytes='abc')) |
| badvalue(lambda: self.uuid.UUID(bytes='\0'*15)) |
| badvalue(lambda: self.uuid.UUID(bytes='\0'*17)) |
| |
| # Badly formed bytes_le. |
| badvalue(lambda: self.uuid.UUID(bytes_le='abc')) |
| badvalue(lambda: self.uuid.UUID(bytes_le='\0'*15)) |
| badvalue(lambda: self.uuid.UUID(bytes_le='\0'*17)) |
| |
| # Badly formed fields. |
| badvalue(lambda: self.uuid.UUID(fields=(1,))) |
| badvalue(lambda: self.uuid.UUID(fields=(1, 2, 3, 4, 5))) |
| badvalue(lambda: self.uuid.UUID(fields=(1, 2, 3, 4, 5, 6, 7))) |
| |
| # Field values out of range. |
| badvalue(lambda: self.uuid.UUID(fields=(-1, 0, 0, 0, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0x100000000, 0, 0, 0, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, -1, 0, 0, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0x10000, 0, 0, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, -1, 0, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0x10000, 0, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0, -1, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0, 0x100, 0, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0, 0, -1, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0, 0, 0x100, 0))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0, 0, 0, -1))) |
| badvalue(lambda: self.uuid.UUID(fields=(0, 0, 0, 0, 0, 0x1000000000000))) |
| |
| # Version number out of range. |
| badvalue(lambda: self.uuid.UUID('00'*16, version=0)) |
| badvalue(lambda: self.uuid.UUID('00'*16, version=6)) |
| |
| # Integer value out of range. |
| badvalue(lambda: self.uuid.UUID(int=-1)) |
| badvalue(lambda: self.uuid.UUID(int=1<<128)) |
| |
| # Must supply exactly one of hex, bytes, fields, int. |
| h, b, f, i = '00'*16, b'\0'*16, (0, 0, 0, 0, 0, 0), 0 |
| self.uuid.UUID(h) |
| self.uuid.UUID(hex=h) |
| self.uuid.UUID(bytes=b) |
| self.uuid.UUID(bytes_le=b) |
| self.uuid.UUID(fields=f) |
| self.uuid.UUID(int=i) |
| |
| # Wrong number of arguments (positional). |
| badtype(lambda: self.uuid.UUID()) |
| badtype(lambda: self.uuid.UUID(h, b)) |
| badtype(lambda: self.uuid.UUID(h, b, b)) |
| badtype(lambda: self.uuid.UUID(h, b, b, f)) |
| badtype(lambda: self.uuid.UUID(h, b, b, f, i)) |
| |
| # Duplicate arguments. |
| for hh in [[], [('hex', h)]]: |
| for bb in [[], [('bytes', b)]]: |
| for bble in [[], [('bytes_le', b)]]: |
| for ii in [[], [('int', i)]]: |
| for ff in [[], [('fields', f)]]: |
| args = dict(hh + bb + bble + ii + ff) |
| if len(args) != 0: |
| badtype(lambda: self.uuid.UUID(h, **args)) |
| if len(args) != 1: |
| badtype(lambda: self.uuid.UUID(**args)) |
| |
| # Immutability. |
| u = self.uuid.UUID(h) |
| badtype(lambda: setattr(u, 'hex', h)) |
| badtype(lambda: setattr(u, 'bytes', b)) |
| badtype(lambda: setattr(u, 'bytes_le', b)) |
| badtype(lambda: setattr(u, 'fields', f)) |
| badtype(lambda: setattr(u, 'int', i)) |
| badtype(lambda: setattr(u, 'time_low', 0)) |
| badtype(lambda: setattr(u, 'time_mid', 0)) |
| badtype(lambda: setattr(u, 'time_hi_version', 0)) |
| badtype(lambda: setattr(u, 'time_hi_version', 0)) |
| badtype(lambda: setattr(u, 'clock_seq_hi_variant', 0)) |
| badtype(lambda: setattr(u, 'clock_seq_low', 0)) |
| badtype(lambda: setattr(u, 'node', 0)) |
| |
| # Comparison with a non-UUID object |
| badtype(lambda: u < object()) |
| badtype(lambda: u > object()) |
| |
| def test_getnode(self): |
| node1 = self.uuid.getnode() |
| self.assertTrue(0 < node1 < (1 << 48), '%012x' % node1) |
| |
| # Test it again to ensure consistency. |
| node2 = self.uuid.getnode() |
| self.assertEqual(node1, node2, '%012x != %012x' % (node1, node2)) |
| |
| def test_pickle_roundtrip(self): |
| def check(actual, expected): |
| self.assertEqual(actual, expected) |
| self.assertEqual(actual.is_safe, expected.is_safe) |
| |
| with support.swap_item(sys.modules, 'uuid', self.uuid): |
| for is_safe in self.uuid.SafeUUID: |
| u = self.uuid.UUID('d82579ce6642a0de7ddf490a7aec7aa5', |
| is_safe=is_safe) |
| check(copy.copy(u), u) |
| check(copy.deepcopy(u), u) |
| for proto in range(pickle.HIGHEST_PROTOCOL + 1): |
| with self.subTest(protocol=proto): |
| check(pickle.loads(pickle.dumps(u, proto)), u) |
| |
| def test_unpickle_previous_python_versions(self): |
| def check(actual, expected): |
| self.assertEqual(actual, expected) |
| self.assertEqual(actual.is_safe, expected.is_safe) |
| |
| pickled_uuids = [ |
| # Python 2.7, protocol 0 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR(dS\'int\'\nL287307832597519156748809049798316161701L\nsb.', |
| # Python 2.7, protocol 1 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR}U\x03intL287307832597519156748809049798316161701L\nsb.', |
| # Python 2.7, protocol 2 |
| b'\x80\x02cuuid\nUUID\n)\x81}U\x03int\x8a\x11\xa5z\xecz\nI\xdf}' |
| b'\xde\xa0Bf\xcey%\xd8\x00sb.', |
| # Python 3.6, protocol 0 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR(dVint\nL287307832597519156748809049798316161701L\nsb.', |
| # Python 3.6, protocol 1 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR}X\x03\x00\x00\x00intL287307832597519156748809049798316161701L' |
| b'\nsb.', |
| # Python 3.6, protocol 2 |
| b'\x80\x02cuuid\nUUID\n)\x81}X\x03\x00\x00\x00int\x8a\x11\xa5z\xec' |
| b'z\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00sb.', |
| # Python 3.6, protocol 3 |
| b'\x80\x03cuuid\nUUID\n)\x81}X\x03\x00\x00\x00int\x8a\x11\xa5z\xec' |
| b'z\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00sb.', |
| # Python 3.6, protocol 4 |
| b'\x80\x04\x95+\x00\x00\x00\x00\x00\x00\x00\x8c\x04uuid\x8c\x04UUI' |
| b'D\x93)\x81}\x8c\x03int\x8a\x11\xa5z\xecz\nI\xdf}\xde\xa0Bf\xcey%' |
| b'\xd8\x00sb.', |
| # Python 3.7, protocol 0 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR(dVint\nL287307832597519156748809049798316161701L\nsVis_safe\n' |
| b'cuuid\nSafeUUID\n(NtRsb.', |
| # Python 3.7, protocol 1 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR}(X\x03\x00\x00\x00intL287307832597519156748809049798316161701' |
| b'L\nX\x07\x00\x00\x00is_safecuuid\nSafeUUID\n(NtRub.', |
| # Python 3.7, protocol 2 |
| b'\x80\x02cuuid\nUUID\n)\x81}(X\x03\x00\x00\x00int\x8a\x11\xa5z' |
| b'\xecz\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00X\x07\x00\x00\x00is_safecuu' |
| b'id\nSafeUUID\nN\x85Rub.', |
| # Python 3.7, protocol 3 |
| b'\x80\x03cuuid\nUUID\n)\x81}(X\x03\x00\x00\x00int\x8a\x11\xa5z' |
| b'\xecz\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00X\x07\x00\x00\x00is_safecuu' |
| b'id\nSafeUUID\nN\x85Rub.', |
| # Python 3.7, protocol 4 |
| b'\x80\x04\x95F\x00\x00\x00\x00\x00\x00\x00\x8c\x04uuid\x94\x8c' |
| b'\x04UUID\x93)\x81}(\x8c\x03int\x8a\x11\xa5z\xecz\nI\xdf}\xde\xa0' |
| b'Bf\xcey%\xd8\x00\x8c\x07is_safeh\x00\x8c\x08SafeUUID\x93N\x85Rub' |
| b'.', |
| ] |
| pickled_uuids_safe = [ |
| # Python 3.7, protocol 0 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR(dVint\nL287307832597519156748809049798316161701L\nsVis_safe\n' |
| b'cuuid\nSafeUUID\n(I0\ntRsb.', |
| # Python 3.7, protocol 1 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR}(X\x03\x00\x00\x00intL287307832597519156748809049798316161701' |
| b'L\nX\x07\x00\x00\x00is_safecuuid\nSafeUUID\n(K\x00tRub.', |
| # Python 3.7, protocol 2 |
| b'\x80\x02cuuid\nUUID\n)\x81}(X\x03\x00\x00\x00int\x8a\x11\xa5z' |
| b'\xecz\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00X\x07\x00\x00\x00is_safecuu' |
| b'id\nSafeUUID\nK\x00\x85Rub.', |
| # Python 3.7, protocol 3 |
| b'\x80\x03cuuid\nUUID\n)\x81}(X\x03\x00\x00\x00int\x8a\x11\xa5z' |
| b'\xecz\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00X\x07\x00\x00\x00is_safecuu' |
| b'id\nSafeUUID\nK\x00\x85Rub.', |
| # Python 3.7, protocol 4 |
| b'\x80\x04\x95G\x00\x00\x00\x00\x00\x00\x00\x8c\x04uuid\x94\x8c' |
| b'\x04UUID\x93)\x81}(\x8c\x03int\x8a\x11\xa5z\xecz\nI\xdf}\xde\xa0' |
| b'Bf\xcey%\xd8\x00\x8c\x07is_safeh\x00\x8c\x08SafeUUID\x93K\x00' |
| b'\x85Rub.', |
| ] |
| pickled_uuids_unsafe = [ |
| # Python 3.7, protocol 0 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR(dVint\nL287307832597519156748809049798316161701L\nsVis_safe\n' |
| b'cuuid\nSafeUUID\n(I-1\ntRsb.', |
| # Python 3.7, protocol 1 |
| b'ccopy_reg\n_reconstructor\n(cuuid\nUUID\nc__builtin__\nobject\nN' |
| b'tR}(X\x03\x00\x00\x00intL287307832597519156748809049798316161701' |
| b'L\nX\x07\x00\x00\x00is_safecuuid\nSafeUUID\n(J\xff\xff\xff\xfftR' |
| b'ub.', |
| # Python 3.7, protocol 2 |
| b'\x80\x02cuuid\nUUID\n)\x81}(X\x03\x00\x00\x00int\x8a\x11\xa5z' |
| b'\xecz\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00X\x07\x00\x00\x00is_safecuu' |
| b'id\nSafeUUID\nJ\xff\xff\xff\xff\x85Rub.', |
| # Python 3.7, protocol 3 |
| b'\x80\x03cuuid\nUUID\n)\x81}(X\x03\x00\x00\x00int\x8a\x11\xa5z' |
| b'\xecz\nI\xdf}\xde\xa0Bf\xcey%\xd8\x00X\x07\x00\x00\x00is_safecuu' |
| b'id\nSafeUUID\nJ\xff\xff\xff\xff\x85Rub.', |
| # Python 3.7, protocol 4 |
| b'\x80\x04\x95J\x00\x00\x00\x00\x00\x00\x00\x8c\x04uuid\x94\x8c' |
| b'\x04UUID\x93)\x81}(\x8c\x03int\x8a\x11\xa5z\xecz\nI\xdf}\xde\xa0' |
| b'Bf\xcey%\xd8\x00\x8c\x07is_safeh\x00\x8c\x08SafeUUID\x93J\xff' |
| b'\xff\xff\xff\x85Rub.', |
| ] |
| |
| u = self.uuid.UUID('d82579ce6642a0de7ddf490a7aec7aa5') |
| u_safe = self.uuid.UUID('d82579ce6642a0de7ddf490a7aec7aa5', |
| is_safe=self.uuid.SafeUUID.safe) |
| u_unsafe = self.uuid.UUID('d82579ce6642a0de7ddf490a7aec7aa5', |
| is_safe=self.uuid.SafeUUID.unsafe) |
| |
| with support.swap_item(sys.modules, 'uuid', self.uuid): |
| for pickled in pickled_uuids: |
| # is_safe was added in 3.7. When unpickling values from older |
| # versions, is_safe will be missing, so it should be set to |
| # SafeUUID.unknown. |
| check(pickle.loads(pickled), u) |
| for pickled in pickled_uuids_safe: |
| check(pickle.loads(pickled), u_safe) |
| for pickled in pickled_uuids_unsafe: |
| check(pickle.loads(pickled), u_unsafe) |
| |
| # bpo-32502: UUID1 requires a 48-bit identifier, but hardware identifiers |
| # need not necessarily be 48 bits (e.g., EUI-64). |
| def test_uuid1_eui64(self): |
| # Confirm that uuid.getnode ignores hardware addresses larger than 48 |
| # bits. Mock out each platform's *_getnode helper functions to return |
| # something just larger than 48 bits to test. This will cause |
| # uuid.getnode to fall back on uuid._random_getnode, which will |
| # generate a valid value. |
| too_large_getter = lambda: 1 << 48 |
| with mock.patch.multiple( |
| self.uuid, |
| _node=None, # Ignore any cached node value. |
| _GETTERS=[too_large_getter], |
| ): |
| node = self.uuid.getnode() |
| self.assertTrue(0 < node < (1 << 48), '%012x' % node) |
| |
| # Confirm that uuid1 can use the generated node, i.e., the that |
| # uuid.getnode fell back on uuid._random_getnode() rather than using |
| # the value from too_large_getter above. |
| try: |
| self.uuid.uuid1(node=node) |
| except ValueError: |
| self.fail('uuid1 was given an invalid node ID') |
| |
| def test_uuid1(self): |
| equal = self.assertEqual |
| |
| # Make sure uuid1() generates UUIDs that are actually version 1. |
| for u in [self.uuid.uuid1() for i in range(10)]: |
| equal(u.variant, self.uuid.RFC_4122) |
| equal(u.version, 1) |
| self.assertIn(u.is_safe, {self.uuid.SafeUUID.safe, |
| self.uuid.SafeUUID.unsafe, |
| self.uuid.SafeUUID.unknown}) |
| |
| # Make sure the generated UUIDs are actually unique. |
| uuids = {} |
| for u in [self.uuid.uuid1() for i in range(1000)]: |
| uuids[u] = 1 |
| equal(len(uuids.keys()), 1000) |
| |
| # Make sure the supplied node ID appears in the UUID. |
| u = self.uuid.uuid1(0) |
| equal(u.node, 0) |
| u = self.uuid.uuid1(0x123456789abc) |
| equal(u.node, 0x123456789abc) |
| u = self.uuid.uuid1(0xffffffffffff) |
| equal(u.node, 0xffffffffffff) |
| |
| # Make sure the supplied clock sequence appears in the UUID. |
| u = self.uuid.uuid1(0x123456789abc, 0) |
| equal(u.node, 0x123456789abc) |
| equal(((u.clock_seq_hi_variant & 0x3f) << 8) | u.clock_seq_low, 0) |
| u = self.uuid.uuid1(0x123456789abc, 0x1234) |
| equal(u.node, 0x123456789abc) |
| equal(((u.clock_seq_hi_variant & 0x3f) << 8) | |
| u.clock_seq_low, 0x1234) |
| u = self.uuid.uuid1(0x123456789abc, 0x3fff) |
| equal(u.node, 0x123456789abc) |
| equal(((u.clock_seq_hi_variant & 0x3f) << 8) | |
| u.clock_seq_low, 0x3fff) |
| |
| # bpo-29925: On Mac OS X Tiger, self.uuid.uuid1().is_safe returns |
| # self.uuid.SafeUUID.unknown |
| @support.requires_mac_ver(10, 5) |
| @unittest.skipUnless(os.name == 'posix', 'POSIX-only test') |
| def test_uuid1_safe(self): |
| if not self.uuid._has_uuid_generate_time_safe: |
| self.skipTest('requires uuid_generate_time_safe(3)') |
| |
| u = self.uuid.uuid1() |
| # uuid_generate_time_safe() may return 0 or -1 but what it returns is |
| # dependent on the underlying platform support. At least it cannot be |
| # unknown (unless I suppose the platform is buggy). |
| self.assertNotEqual(u.is_safe, self.uuid.SafeUUID.unknown) |
| |
| @contextlib.contextmanager |
| def mock_generate_time_safe(self, safe_value): |
| """ |
| Mock uuid._generate_time_safe() to return a given *safe_value*. |
| """ |
| if os.name != 'posix': |
| self.skipTest('POSIX-only test') |
| self.uuid._load_system_functions() |
| f = self.uuid._generate_time_safe |
| if f is None: |
| self.skipTest('need uuid._generate_time_safe') |
| with mock.patch.object(self.uuid, '_generate_time_safe', |
| lambda: (f()[0], safe_value)): |
| yield |
| |
| @unittest.skipUnless(os.name == 'posix', 'POSIX-only test') |
| def test_uuid1_unknown(self): |
| # Even if the platform has uuid_generate_time_safe(), let's mock it to |
| # be uuid_generate_time() and ensure the safety is unknown. |
| with self.mock_generate_time_safe(None): |
| u = self.uuid.uuid1() |
| self.assertEqual(u.is_safe, self.uuid.SafeUUID.unknown) |
| |
| @unittest.skipUnless(os.name == 'posix', 'POSIX-only test') |
| def test_uuid1_is_safe(self): |
| with self.mock_generate_time_safe(0): |
| u = self.uuid.uuid1() |
| self.assertEqual(u.is_safe, self.uuid.SafeUUID.safe) |
| |
| @unittest.skipUnless(os.name == 'posix', 'POSIX-only test') |
| def test_uuid1_is_unsafe(self): |
| with self.mock_generate_time_safe(-1): |
| u = self.uuid.uuid1() |
| self.assertEqual(u.is_safe, self.uuid.SafeUUID.unsafe) |
| |
| @unittest.skipUnless(os.name == 'posix', 'POSIX-only test') |
| def test_uuid1_bogus_return_value(self): |
| with self.mock_generate_time_safe(3): |
| u = self.uuid.uuid1() |
| self.assertEqual(u.is_safe, self.uuid.SafeUUID.unknown) |
| |
| def test_uuid1_time(self): |
| with mock.patch.object(self.uuid, '_has_uuid_generate_time_safe', False), \ |
| mock.patch.object(self.uuid, '_generate_time_safe', None), \ |
| mock.patch.object(self.uuid, '_last_timestamp', None), \ |
| mock.patch.object(self.uuid, 'getnode', return_value=93328246233727), \ |
| mock.patch('time.time_ns', return_value=1545052026752910643), \ |
| mock.patch('random.getrandbits', return_value=5317): # guaranteed to be random |
| u = self.uuid.uuid1() |
| self.assertEqual(u, self.uuid.UUID('a7a55b92-01fc-11e9-94c5-54e1acf6da7f')) |
| |
| with mock.patch.object(self.uuid, '_has_uuid_generate_time_safe', False), \ |
| mock.patch.object(self.uuid, '_generate_time_safe', None), \ |
| mock.patch.object(self.uuid, '_last_timestamp', None), \ |
| mock.patch('time.time_ns', return_value=1545052026752910643): |
| u = self.uuid.uuid1(node=93328246233727, clock_seq=5317) |
| self.assertEqual(u, self.uuid.UUID('a7a55b92-01fc-11e9-94c5-54e1acf6da7f')) |
| |
| def test_uuid3(self): |
| equal = self.assertEqual |
| |
| # Test some known version-3 UUIDs. |
| for u, v in [(self.uuid.uuid3(self.uuid.NAMESPACE_DNS, 'python.org'), |
| '6fa459ea-ee8a-3ca4-894e-db77e160355e'), |
| (self.uuid.uuid3(self.uuid.NAMESPACE_URL, 'http://python.org/'), |
| '9fe8e8c4-aaa8-32a9-a55c-4535a88b748d'), |
| (self.uuid.uuid3(self.uuid.NAMESPACE_OID, '1.3.6.1'), |
| 'dd1a1cef-13d5-368a-ad82-eca71acd4cd1'), |
| (self.uuid.uuid3(self.uuid.NAMESPACE_X500, 'c=ca'), |
| '658d3002-db6b-3040-a1d1-8ddd7d189a4d'), |
| ]: |
| equal(u.variant, self.uuid.RFC_4122) |
| equal(u.version, 3) |
| equal(u, self.uuid.UUID(v)) |
| equal(str(u), v) |
| |
| def test_uuid4(self): |
| equal = self.assertEqual |
| |
| # Make sure uuid4() generates UUIDs that are actually version 4. |
| for u in [self.uuid.uuid4() for i in range(10)]: |
| equal(u.variant, self.uuid.RFC_4122) |
| equal(u.version, 4) |
| |
| # Make sure the generated UUIDs are actually unique. |
| uuids = {} |
| for u in [self.uuid.uuid4() for i in range(1000)]: |
| uuids[u] = 1 |
| equal(len(uuids.keys()), 1000) |
| |
| def test_uuid5(self): |
| equal = self.assertEqual |
| |
| # Test some known version-5 UUIDs. |
| for u, v in [(self.uuid.uuid5(self.uuid.NAMESPACE_DNS, 'python.org'), |
| '886313e1-3b8a-5372-9b90-0c9aee199e5d'), |
| (self.uuid.uuid5(self.uuid.NAMESPACE_URL, 'http://python.org/'), |
| '4c565f0d-3f5a-5890-b41b-20cf47701c5e'), |
| (self.uuid.uuid5(self.uuid.NAMESPACE_OID, '1.3.6.1'), |
| '1447fa61-5277-5fef-a9b3-fbc6e44f4af3'), |
| (self.uuid.uuid5(self.uuid.NAMESPACE_X500, 'c=ca'), |
| 'cc957dd1-a972-5349-98cd-874190002798'), |
| ]: |
| equal(u.variant, self.uuid.RFC_4122) |
| equal(u.version, 5) |
| equal(u, self.uuid.UUID(v)) |
| equal(str(u), v) |
| |
| @support.requires_fork() |
| def testIssue8621(self): |
| # On at least some versions of OSX self.uuid.uuid4 generates |
| # the same sequence of UUIDs in the parent and any |
| # children started using fork. |
| fds = os.pipe() |
| pid = os.fork() |
| if pid == 0: |
| os.close(fds[0]) |
| value = self.uuid.uuid4() |
| os.write(fds[1], value.hex.encode('latin-1')) |
| os._exit(0) |
| |
| else: |
| os.close(fds[1]) |
| self.addCleanup(os.close, fds[0]) |
| parent_value = self.uuid.uuid4().hex |
| support.wait_process(pid, exitcode=0) |
| child_value = os.read(fds[0], 100).decode('latin-1') |
| |
| self.assertNotEqual(parent_value, child_value) |
| |
| def test_uuid_weakref(self): |
| # bpo-35701: check that weak referencing to a UUID object can be created |
| strong = self.uuid.uuid4() |
| weak = weakref.ref(strong) |
| self.assertIs(strong, weak()) |
| |
| class TestUUIDWithoutExtModule(BaseTestUUID, unittest.TestCase): |
| uuid = py_uuid |
| |
| @unittest.skipUnless(c_uuid, 'requires the C _uuid module') |
| class TestUUIDWithExtModule(BaseTestUUID, unittest.TestCase): |
| uuid = c_uuid |
| |
| |
| class BaseTestInternals: |
| _uuid = py_uuid |
| |
| def check_parse_mac(self, aix): |
| if not aix: |
| patch = mock.patch.multiple(self.uuid, |
| _MAC_DELIM=b':', |
| _MAC_OMITS_LEADING_ZEROES=False) |
| else: |
| patch = mock.patch.multiple(self.uuid, |
| _MAC_DELIM=b'.', |
| _MAC_OMITS_LEADING_ZEROES=True) |
| |
| with patch: |
| # Valid MAC addresses |
| if not aix: |
| tests = ( |
| (b'52:54:00:9d:0e:67', 0x5254009d0e67), |
| (b'12:34:56:78:90:ab', 0x1234567890ab), |
| ) |
| else: |
| # AIX format |
| tests = ( |
| (b'fe.ad.c.1.23.4', 0xfead0c012304), |
| ) |
| for mac, expected in tests: |
| self.assertEqual(self.uuid._parse_mac(mac), expected) |
| |
| # Invalid MAC addresses |
| for mac in ( |
| b'', |
| # IPv6 addresses with same length than valid MAC address |
| # (17 characters) |
| b'fe80::5054:ff:fe9', |
| b'123:2:3:4:5:6:7:8', |
| # empty 5rd field |
| b'52:54:00:9d::67', |
| # only 5 fields instead of 6 |
| b'52:54:00:9d:0e' |
| # invalid character 'x' |
| b'52:54:00:9d:0e:6x' |
| # dash separator |
| b'52-54-00-9d-0e-67', |
| ): |
| if aix: |
| mac = mac.replace(b':', b'.') |
| with self.subTest(mac=mac): |
| self.assertIsNone(self.uuid._parse_mac(mac)) |
| |
| def test_parse_mac(self): |
| self.check_parse_mac(False) |
| |
| def test_parse_mac_aix(self): |
| self.check_parse_mac(True) |
| |
| def test_find_under_heading(self): |
| data = '''\ |
| Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll |
| en0 1500 link#2 fe.ad.c.1.23.4 1714807956 0 711348489 0 0 |
| 01:00:5e:00:00:01 |
| en0 1500 192.168.129 x071 1714807956 0 711348489 0 0 |
| 224.0.0.1 |
| en0 1500 192.168.90 x071 1714807956 0 711348489 0 0 |
| 224.0.0.1 |
| ''' |
| |
| # The above data is from AIX - with '.' as _MAC_DELIM and strings |
| # shorter than 17 bytes (no leading 0). (_MAC_OMITS_LEADING_ZEROES=True) |
| with mock.patch.multiple(self.uuid, |
| _MAC_DELIM=b'.', |
| _MAC_OMITS_LEADING_ZEROES=True, |
| _get_command_stdout=mock_get_command_stdout(data)): |
| mac = self.uuid._find_mac_under_heading( |
| command='netstat', |
| args='-ian', |
| heading=b'Address', |
| ) |
| |
| self.assertEqual(mac, 0xfead0c012304) |
| |
| def test_find_under_heading_ipv6(self): |
| # bpo-39991: IPv6 address "fe80::5054:ff:fe9" looks like a MAC address |
| # (same string length) but must be skipped |
| data = '''\ |
| Name Mtu Network Address Ipkts Ierrs Idrop Opkts Oerrs Coll |
| vtnet 1500 <Link#1> 52:54:00:9d:0e:67 10017 0 0 8174 0 0 |
| vtnet - fe80::%vtnet0 fe80::5054:ff:fe9 0 - - 4 - - |
| vtnet - 192.168.122.0 192.168.122.45 8844 - - 8171 - - |
| lo0 16384 <Link#2> lo0 260148 0 0 260148 0 0 |
| lo0 - ::1/128 ::1 193 - - 193 - - |
| ff01::1%lo0 |
| ff02::2:2eb7:74fa |
| ff02::2:ff2e:b774 |
| ff02::1%lo0 |
| ff02::1:ff00:1%lo |
| lo0 - fe80::%lo0/64 fe80::1%lo0 0 - - 0 - - |
| ff01::1%lo0 |
| ff02::2:2eb7:74fa |
| ff02::2:ff2e:b774 |
| ff02::1%lo0 |
| ff02::1:ff00:1%lo |
| lo0 - 127.0.0.0/8 127.0.0.1 259955 - - 259955 - - |
| 224.0.0.1 |
| ''' |
| |
| with mock.patch.multiple(self.uuid, |
| _MAC_DELIM=b':', |
| _MAC_OMITS_LEADING_ZEROES=False, |
| _get_command_stdout=mock_get_command_stdout(data)): |
| mac = self.uuid._find_mac_under_heading( |
| command='netstat', |
| args='-ian', |
| heading=b'Address', |
| ) |
| |
| self.assertEqual(mac, 0x5254009d0e67) |
| |
| def test_find_mac_near_keyword(self): |
| # key and value are on the same line |
| data = ''' |
| fake Link encap:UNSPEC hwaddr 00-00 |
| cscotun0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 |
| eth0 Link encap:Ethernet HWaddr 12:34:56:78:90:ab |
| ''' |
| |
| # The above data will only be parsed properly on non-AIX unixes. |
| with mock.patch.multiple(self.uuid, |
| _MAC_DELIM=b':', |
| _MAC_OMITS_LEADING_ZEROES=False, |
| _get_command_stdout=mock_get_command_stdout(data)): |
| mac = self.uuid._find_mac_near_keyword( |
| command='ifconfig', |
| args='', |
| keywords=[b'hwaddr'], |
| get_word_index=lambda x: x + 1, |
| ) |
| |
| self.assertEqual(mac, 0x1234567890ab) |
| |
| def check_node(self, node, requires=None): |
| if requires and node is None: |
| self.skipTest('requires ' + requires) |
| hex = '%012x' % node |
| if support.verbose >= 2: |
| print(hex, end=' ') |
| self.assertTrue(0 < node < (1 << 48), |
| "%s is not an RFC 4122 node ID" % hex) |
| |
| @unittest.skipUnless(_uuid._ifconfig_getnode in _uuid._GETTERS, |
| "ifconfig is not used for introspection on this platform") |
| def test_ifconfig_getnode(self): |
| node = self.uuid._ifconfig_getnode() |
| self.check_node(node, 'ifconfig') |
| |
| @unittest.skipUnless(_uuid._ip_getnode in _uuid._GETTERS, |
| "ip is not used for introspection on this platform") |
| def test_ip_getnode(self): |
| node = self.uuid._ip_getnode() |
| self.check_node(node, 'ip') |
| |
| @unittest.skipUnless(_uuid._arp_getnode in _uuid._GETTERS, |
| "arp is not used for introspection on this platform") |
| def test_arp_getnode(self): |
| node = self.uuid._arp_getnode() |
| self.check_node(node, 'arp') |
| |
| @unittest.skipUnless(_uuid._lanscan_getnode in _uuid._GETTERS, |
| "lanscan is not used for introspection on this platform") |
| def test_lanscan_getnode(self): |
| node = self.uuid._lanscan_getnode() |
| self.check_node(node, 'lanscan') |
| |
| @unittest.skipUnless(_uuid._netstat_getnode in _uuid._GETTERS, |
| "netstat is not used for introspection on this platform") |
| def test_netstat_getnode(self): |
| node = self.uuid._netstat_getnode() |
| self.check_node(node, 'netstat') |
| |
| def test_random_getnode(self): |
| node = self.uuid._random_getnode() |
| # The multicast bit, i.e. the least significant bit of first octet, |
| # must be set for randomly generated MAC addresses. See RFC 4122, |
| # $4.1.6. |
| self.assertTrue(node & (1 << 40), '%012x' % node) |
| self.check_node(node) |
| |
| node2 = self.uuid._random_getnode() |
| self.assertNotEqual(node2, node, '%012x' % node) |
| |
| class TestInternalsWithoutExtModule(BaseTestInternals, unittest.TestCase): |
| uuid = py_uuid |
| |
| @unittest.skipUnless(c_uuid, 'requires the C _uuid module') |
| class TestInternalsWithExtModule(BaseTestInternals, unittest.TestCase): |
| uuid = c_uuid |
| |
| @unittest.skipUnless(os.name == 'posix', 'requires Posix') |
| def test_unix_getnode(self): |
| if not importable('_uuid') and not importable('ctypes'): |
| self.skipTest("neither _uuid extension nor ctypes available") |
| try: # Issues 1481, 3581: _uuid_generate_time() might be None. |
| node = self.uuid._unix_getnode() |
| except TypeError: |
| self.skipTest('requires uuid_generate_time') |
| self.check_node(node, 'unix') |
| |
| @unittest.skipUnless(os.name == 'nt', 'requires Windows') |
| def test_windll_getnode(self): |
| node = self.uuid._windll_getnode() |
| self.check_node(node) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
