symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_uuid.py
author Gareth Stockwell <gareth.stockwell@accenture.com>
Wed, 22 Sep 2010 15:40:40 +0100
branchgraphics-phase-3
changeset 111 345f1c88c950
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Fixes to syborg-graphicswrapper.vcproj These changes allow syborg-graphicswrapper to link against the hostthreadadapter and khronosapiwrapper libraries built by the graphics.simulator component. The .vcproj file uses relative paths, which requires that the following three packages are laid out as follows: os/ graphics adapt/ graphics.simulator qemu

from unittest import TestCase
from test import test_support
import uuid

def importable(name):
    try:
        __import__(name)
        return True
    except:
        return False

class TestUUID(TestCase):
    last_node = None
    source2node = {}

    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',
             '\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0',
             '\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, uuid.RESERVED_NCS, None),
            ('00010203-0405-0607-0809-0a0b0c0d0e0f',
             '{00010203-0405-0607-0809-0a0b0c0d0e0f}',
             '000102030405060708090a0b0c0d0e0f',
             '\0\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\x0d\x0e\x0f',
             '\x03\x02\x01\0\x05\x04\x07\x06\x08\t\n\x0b\x0c\x0d\x0e\x0f',
             (0x00010203L, 0x0405, 0x0607, 8, 9, 0x0a0b0c0d0e0fL),
             0x000102030405060708090a0b0c0d0e0fL,
             'urn:uuid:00010203-0405-0607-0809-0a0b0c0d0e0f',
             0x607040500010203L, 0x809, uuid.RESERVED_NCS, None),
            ('02d9e6d5-9467-382e-8f9b-9300a64ac3cd',
             '{02d9e6d5-9467-382e-8f9b-9300a64ac3cd}',
             '02d9e6d59467382e8f9b9300a64ac3cd',
             '\x02\xd9\xe6\xd5\x94\x67\x38\x2e\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd',
             '\xd5\xe6\xd9\x02\x67\x94\x2e\x38\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd',
             (0x02d9e6d5L, 0x9467, 0x382e, 0x8f, 0x9b, 0x9300a64ac3cdL),
             0x02d9e6d59467382e8f9b9300a64ac3cdL,
             'urn:uuid:02d9e6d5-9467-382e-8f9b-9300a64ac3cd',
             0x82e946702d9e6d5L, 0xf9b, uuid.RFC_4122, 3),
            ('12345678-1234-5678-1234-567812345678',
             '{12345678-1234-5678-1234-567812345678}',
             '12345678123456781234567812345678',
             '\x12\x34\x56\x78'*4,
             '\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',
             0x678123412345678L, 0x1234, uuid.RESERVED_NCS, None),
            ('6ba7b810-9dad-11d1-80b4-00c04fd430c8',
             '{6ba7b810-9dad-11d1-80b4-00c04fd430c8}',
             '6ba7b8109dad11d180b400c04fd430c8',
             '\x6b\xa7\xb8\x10\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             '\x10\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             (0x6ba7b810L, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8L),
             0x6ba7b8109dad11d180b400c04fd430c8L,
             'urn:uuid:6ba7b810-9dad-11d1-80b4-00c04fd430c8',
             0x1d19dad6ba7b810L, 0xb4, uuid.RFC_4122, 1),
            ('6ba7b811-9dad-11d1-80b4-00c04fd430c8',
             '{6ba7b811-9dad-11d1-80b4-00c04fd430c8}',
             '6ba7b8119dad11d180b400c04fd430c8',
             '\x6b\xa7\xb8\x11\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             '\x11\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             (0x6ba7b811L, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8L),
             0x6ba7b8119dad11d180b400c04fd430c8L,
             'urn:uuid:6ba7b811-9dad-11d1-80b4-00c04fd430c8',
             0x1d19dad6ba7b811L, 0xb4, uuid.RFC_4122, 1),
            ('6ba7b812-9dad-11d1-80b4-00c04fd430c8',
             '{6ba7b812-9dad-11d1-80b4-00c04fd430c8}',
             '6ba7b8129dad11d180b400c04fd430c8',
             '\x6b\xa7\xb8\x12\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             '\x12\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             (0x6ba7b812L, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8L),
             0x6ba7b8129dad11d180b400c04fd430c8L,
             'urn:uuid:6ba7b812-9dad-11d1-80b4-00c04fd430c8',
             0x1d19dad6ba7b812L, 0xb4, uuid.RFC_4122, 1),
            ('6ba7b814-9dad-11d1-80b4-00c04fd430c8',
             '{6ba7b814-9dad-11d1-80b4-00c04fd430c8}',
             '6ba7b8149dad11d180b400c04fd430c8',
             '\x6b\xa7\xb8\x14\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             '\x14\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
             (0x6ba7b814L, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8L),
             0x6ba7b8149dad11d180b400c04fd430c8L,
             'urn:uuid:6ba7b814-9dad-11d1-80b4-00c04fd430c8',
             0x1d19dad6ba7b814L, 0xb4, uuid.RFC_4122, 1),
            ('7d444840-9dc0-11d1-b245-5ffdce74fad2',
             '{7d444840-9dc0-11d1-b245-5ffdce74fad2}',
             '7d4448409dc011d1b2455ffdce74fad2',
             '\x7d\x44\x48\x40\x9d\xc0\x11\xd1\xb2\x45\x5f\xfd\xce\x74\xfa\xd2',
             '\x40\x48\x44\x7d\xc0\x9d\xd1\x11\xb2\x45\x5f\xfd\xce\x74\xfa\xd2',
             (0x7d444840L, 0x9dc0, 0x11d1, 0xb2, 0x45, 0x5ffdce74fad2L),
             0x7d4448409dc011d1b2455ffdce74fad2L,
             'urn:uuid:7d444840-9dc0-11d1-b245-5ffdce74fad2',
             0x1d19dc07d444840L, 0x3245, uuid.RFC_4122, 1),
            ('e902893a-9d22-3c7e-a7b8-d6e313b71d9f',
             '{e902893a-9d22-3c7e-a7b8-d6e313b71d9f}',
             'e902893a9d223c7ea7b8d6e313b71d9f',
             '\xe9\x02\x89\x3a\x9d\x22\x3c\x7e\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f',
             '\x3a\x89\x02\xe9\x22\x9d\x7e\x3c\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f',
             (0xe902893aL, 0x9d22, 0x3c7e, 0xa7, 0xb8, 0xd6e313b71d9fL),
             0xe902893a9d223c7ea7b8d6e313b71d9fL,
             'urn:uuid:e902893a-9d22-3c7e-a7b8-d6e313b71d9f',
             0xc7e9d22e902893aL, 0x27b8, uuid.RFC_4122, 3),
            ('eb424026-6f54-4ef8-a4d0-bb658a1fc6cf',
             '{eb424026-6f54-4ef8-a4d0-bb658a1fc6cf}',
             'eb4240266f544ef8a4d0bb658a1fc6cf',
             '\xeb\x42\x40\x26\x6f\x54\x4e\xf8\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf',
             '\x26\x40\x42\xeb\x54\x6f\xf8\x4e\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf',
             (0xeb424026L, 0x6f54, 0x4ef8, 0xa4, 0xd0, 0xbb658a1fc6cfL),
             0xeb4240266f544ef8a4d0bb658a1fc6cfL,
             'urn:uuid:eb424026-6f54-4ef8-a4d0-bb658a1fc6cf',
             0xef86f54eb424026L, 0x24d0, uuid.RFC_4122, 4),
            ('f81d4fae-7dec-11d0-a765-00a0c91e6bf6',
             '{f81d4fae-7dec-11d0-a765-00a0c91e6bf6}',
             'f81d4fae7dec11d0a76500a0c91e6bf6',
             '\xf8\x1d\x4f\xae\x7d\xec\x11\xd0\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6',
             '\xae\x4f\x1d\xf8\xec\x7d\xd0\x11\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6',
             (0xf81d4faeL, 0x7dec, 0x11d0, 0xa7, 0x65, 0x00a0c91e6bf6L),
             0xf81d4fae7dec11d0a76500a0c91e6bf6L,
             'urn:uuid:f81d4fae-7dec-11d0-a765-00a0c91e6bf6',
             0x1d07decf81d4faeL, 0x2765, uuid.RFC_4122, 1),
            ('fffefdfc-fffe-fffe-fffe-fffefdfcfbfa',
             '{fffefdfc-fffe-fffe-fffe-fffefdfcfbfa}',
             'fffefdfcfffefffefffefffefdfcfbfa',
             '\xff\xfe\xfd\xfc\xff\xfe\xff\xfe\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa',
             '\xfc\xfd\xfe\xff\xfe\xff\xfe\xff\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa',
             (0xfffefdfcL, 0xfffe, 0xfffe, 0xff, 0xfe, 0xfffefdfcfbfaL),
             0xfffefdfcfffefffefffefffefdfcfbfaL,
             'urn:uuid:fffefdfc-fffe-fffe-fffe-fffefdfcfbfa',
             0xffefffefffefdfcL, 0x3ffe, uuid.RESERVED_FUTURE, None),
            ('ffffffff-ffff-ffff-ffff-ffffffffffff',
             '{ffffffff-ffff-ffff-ffff-ffffffffffff}',
             'ffffffffffffffffffffffffffffffff',
             '\xff'*16,
             '\xff'*16,
             (0xffffffffL, 0xffffL, 0xffffL, 0xff, 0xff, 0xffffffffffffL),
             0xffffffffffffffffffffffffffffffffL,
             'urn:uuid:ffffffff-ffff-ffff-ffff-ffffffffffff',
             0xfffffffffffffffL, 0x3fff, uuid.RESERVED_FUTURE, None),
            ]:
            equivalents = []
            # Construct each UUID in several different ways.
            for u in [uuid.UUID(string), uuid.UUID(curly), uuid.UUID(hex),
                      uuid.UUID(bytes=bytes), uuid.UUID(bytes_le=bytes_le),
                      uuid.UUID(fields=fields), uuid.UUID(int=integer),
                      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)
            ascending.append(u)

        # Test comparison of UUIDs.
        for i in range(len(ascending)):
            for j in range(len(ascending)):
                equal(cmp(i, j), cmp(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: uuid.UUID(''))
        badvalue(lambda: uuid.UUID('abc'))
        badvalue(lambda: uuid.UUID('1234567812345678123456781234567'))
        badvalue(lambda: uuid.UUID('123456781234567812345678123456789'))
        badvalue(lambda: uuid.UUID('123456781234567812345678z2345678'))

        # Badly formed bytes.
        badvalue(lambda: uuid.UUID(bytes='abc'))
        badvalue(lambda: uuid.UUID(bytes='\0'*15))
        badvalue(lambda: uuid.UUID(bytes='\0'*17))

        # Badly formed bytes_le.
        badvalue(lambda: uuid.UUID(bytes_le='abc'))
        badvalue(lambda: uuid.UUID(bytes_le='\0'*15))
        badvalue(lambda: uuid.UUID(bytes_le='\0'*17))

        # Badly formed fields.
        badvalue(lambda: uuid.UUID(fields=(1,)))
        badvalue(lambda: uuid.UUID(fields=(1, 2, 3, 4, 5)))
        badvalue(lambda: uuid.UUID(fields=(1, 2, 3, 4, 5, 6, 7)))

        # Field values out of range.
        badvalue(lambda: uuid.UUID(fields=(-1, 0, 0, 0, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0x100000000L, 0, 0, 0, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, -1, 0, 0, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0x10000L, 0, 0, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, -1, 0, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0x10000L, 0, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0, -1, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0, 0x100L, 0, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0, 0, -1, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0, 0, 0x100L, 0)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0, 0, 0, -1)))
        badvalue(lambda: uuid.UUID(fields=(0, 0, 0, 0, 0, 0x1000000000000L)))

        # Version number out of range.
        badvalue(lambda: uuid.UUID('00'*16, version=0))
        badvalue(lambda: uuid.UUID('00'*16, version=6))

        # Integer value out of range.
        badvalue(lambda: uuid.UUID(int=-1))
        badvalue(lambda: uuid.UUID(int=1<<128L))

        # Must supply exactly one of hex, bytes, fields, int.
        h, b, f, i = '00'*16, '\0'*16, (0, 0, 0, 0, 0, 0), 0
        uuid.UUID(h)
        uuid.UUID(hex=h)
        uuid.UUID(bytes=b)
        uuid.UUID(bytes_le=b)
        uuid.UUID(fields=f)
        uuid.UUID(int=i)

        # Wrong number of arguments (positional).
        badtype(lambda: uuid.UUID())
        badtype(lambda: uuid.UUID(h, b))
        badtype(lambda: uuid.UUID(h, b, b))
        badtype(lambda: uuid.UUID(h, b, b, f))
        badtype(lambda: 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: uuid.UUID(h, **args))
                            if len(args) != 1:
                                badtype(lambda: uuid.UUID(**args))

        # Immutability.
        u = 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))

    def check_node(self, node, source):
        individual_group_bit = (node >> 40L) & 1
        universal_local_bit = (node >> 40L) & 2
        message = "%012x doesn't look like a real MAC address" % node
        self.assertEqual(individual_group_bit, 0, message)
        self.assertEqual(universal_local_bit, 0, message)
        self.assertNotEqual(node, 0, message)
        self.assertNotEqual(node, 0xffffffffffffL, message)
        self.assert_(0 <= node, message)
        self.assert_(node < (1L << 48), message)

        TestUUID.source2node[source] = node
        if TestUUID.last_node:
            if TestUUID.last_node != node:
                msg = "different sources disagree on node:\n"
                for s, n in TestUUID.source2node.iteritems():
                    msg += "    from source %r, node was %012x\n" % (s, n)
                # There's actually no reason to expect the MAC addresses
                # to agree across various methods -- e.g., a box may have
                # multiple network interfaces, and different ways of getting
                # a MAC address may favor different HW.
                ##self.fail(msg)
        else:
            TestUUID.last_node = node

    def test_ifconfig_getnode(self):
        import sys
        print >>sys.__stdout__, \
"""    WARNING: uuid._ifconfig_getnode is unreliable on many platforms.
        It is disabled until the code and/or test can be fixed properly."""
        return

        import os
        if os.name == 'posix':
            node = uuid._ifconfig_getnode()
            if node is not None:
                self.check_node(node, 'ifconfig')

    def test_ipconfig_getnode(self):
        import os
        if os.name == 'nt':
            node = uuid._ipconfig_getnode()
            if node is not None:
                self.check_node(node, 'ipconfig')

    def test_netbios_getnode(self):
        if importable('win32wnet') and importable('netbios'):
            self.check_node(uuid._netbios_getnode(), 'netbios')

    def test_random_getnode(self):
        node = uuid._random_getnode()
        self.assert_(0 <= node)
        self.assert_(node < (1L <<48))

    def test_unixdll_getnode(self):
        import sys
        print >>sys.__stdout__, \
"""    WARNING: uuid._unixdll_getnode is unreliable on many platforms.
        It is disabled until the code and/or test can be fixed properly."""
        return

        import os
        if importable('ctypes') and os.name == 'posix':
            self.check_node(uuid._unixdll_getnode(), 'unixdll')

    def test_windll_getnode(self):
        import os
        if importable('ctypes') and os.name == 'nt':
            self.check_node(uuid._windll_getnode(), 'windll')

    def test_getnode(self):
        import sys
        print >>sys.__stdout__, \
"""    WARNING: uuid.getnode is unreliable on many platforms.
        It is disabled until the code and/or test can be fixed properly."""
        return

        node1 = uuid.getnode()
        self.check_node(node1, "getnode1")

        # Test it again to ensure consistency.
        node2 = uuid.getnode()
        self.check_node(node2, "getnode2")

        self.assertEqual(node1, node2)

    def test_uuid1(self):
        # uuid1 requires ctypes.
        try:
            import ctypes
        except ImportError:
            return

        equal = self.assertEqual

        # Make sure uuid1() generates UUIDs that are actually version 1.
        for u in [uuid.uuid1() for i in range(10)]:
            equal(u.variant, uuid.RFC_4122)
            equal(u.version, 1)

        # Make sure the generated UUIDs are actually unique.
        uuids = {}
        for u in [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 = uuid.uuid1(0)
        equal(u.node, 0)
        u = uuid.uuid1(0x123456789abc)
        equal(u.node, 0x123456789abc)
        u = uuid.uuid1(0xffffffffffff)
        equal(u.node, 0xffffffffffff)

        # Make sure the supplied clock sequence appears in the UUID.
        u = uuid.uuid1(0x123456789abc, 0)
        equal(u.node, 0x123456789abc)
        equal(((u.clock_seq_hi_variant & 0x3f) << 8) | u.clock_seq_low, 0)
        u = uuid.uuid1(0x123456789abc, 0x1234)
        equal(u.node, 0x123456789abc)
        equal(((u.clock_seq_hi_variant & 0x3f) << 8) |
                         u.clock_seq_low, 0x1234)
        u = uuid.uuid1(0x123456789abc, 0x3fff)
        equal(u.node, 0x123456789abc)
        equal(((u.clock_seq_hi_variant & 0x3f) << 8) |
                         u.clock_seq_low, 0x3fff)

    def test_uuid3(self):
        equal = self.assertEqual

        # Test some known version-3 UUIDs.
        for u, v in [(uuid.uuid3(uuid.NAMESPACE_DNS, 'python.org'),
                      '6fa459ea-ee8a-3ca4-894e-db77e160355e'),
                     (uuid.uuid3(uuid.NAMESPACE_URL, 'http://python.org/'),
                      '9fe8e8c4-aaa8-32a9-a55c-4535a88b748d'),
                     (uuid.uuid3(uuid.NAMESPACE_OID, '1.3.6.1'),
                      'dd1a1cef-13d5-368a-ad82-eca71acd4cd1'),
                     (uuid.uuid3(uuid.NAMESPACE_X500, 'c=ca'),
                      '658d3002-db6b-3040-a1d1-8ddd7d189a4d'),
                    ]:
            equal(u.variant, uuid.RFC_4122)
            equal(u.version, 3)
            equal(u, uuid.UUID(v))
            equal(str(u), v)

    def test_uuid4(self):
        # uuid4 requires ctypes.
        try:
            import ctypes
        except ImportError:
            return

        equal = self.assertEqual

        # Make sure uuid4() generates UUIDs that are actually version 4.
        for u in [uuid.uuid4() for i in range(10)]:
            equal(u.variant, uuid.RFC_4122)
            equal(u.version, 4)

        # Make sure the generated UUIDs are actually unique.
        uuids = {}
        for u in [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 [(uuid.uuid5(uuid.NAMESPACE_DNS, 'python.org'),
                      '886313e1-3b8a-5372-9b90-0c9aee199e5d'),
                     (uuid.uuid5(uuid.NAMESPACE_URL, 'http://python.org/'),
                      '4c565f0d-3f5a-5890-b41b-20cf47701c5e'),
                     (uuid.uuid5(uuid.NAMESPACE_OID, '1.3.6.1'),
                      '1447fa61-5277-5fef-a9b3-fbc6e44f4af3'),
                     (uuid.uuid5(uuid.NAMESPACE_X500, 'c=ca'),
                      'cc957dd1-a972-5349-98cd-874190002798'),
                    ]:
            equal(u.variant, uuid.RFC_4122)
            equal(u.version, 5)
            equal(u, uuid.UUID(v))
            equal(str(u), v)


def test_main():
    test_support.run_unittest(TestUUID)

if __name__ == '__main__':
    test_main()