def METHOD_NAME(topology_st):
    '''
    Test that multiple attribute uniqueness works correctly.
    '''
    # Configure the plugin
    inst = topology_st.standalone
    inst.plugins.enable(name=PLUGIN_ATTR_UNIQUENESS)
    try:
        # This plugin enable / disable doesn't seem to create the nsslapd-pluginId correctly?
        inst.modify_s('cn=' + PLUGIN_ATTR_UNIQUENESS + ',cn=plugins,cn=config',
                      [(ldap.MOD_REPLACE, 'uniqueness-attribute-name', b'mail'),
                       (ldap.MOD_ADD, 'uniqueness-attribute-name',
                        b'mailAlternateAddress'),
                       ])
    except ldap.LDAPError as e:
        log.fatal('test_ticket48026: Failed to configure plugin for "mail": error {}'.format(e.args[0]['desc']))
        assert False
    inst.restart(timeout=30)
    # Add an entry
    try:
        inst.add_s(Entry((USER1_DN, {'objectclass': "top extensibleObject".split(),
                                     'sn': '1',
                                     'cn': 'user 1',
                                     'uid': 'user1',
                                     'mail': 'user1@example.com',
                                     'mailAlternateAddress': 'user1@alt.example.com',
                                     'userpassword': 'password'})))
    except ldap.LDAPError as e:
        log.fatal('test_ticket48026: Failed to add test user' + USER1_DN + ': error {}'.format(e.args[0]['desc']))
        assert False
    try:
        inst.add_s(Entry((USER2_DN, {'objectclass': "top extensibleObject".split(),
                                     'sn': '2',
                                     'cn': 'user 2',
                                     'uid': 'user2',
                                     'mail': 'user1@example.com',
                                     'userpassword': 'password'})))
    except ldap.CONSTRAINT_VIOLATION:
        pass
    else:
        log.error('test_ticket48026: Adding of 1st entry(mail v mail) incorrectly succeeded')
        assert False
    try:
        inst.add_s(Entry((USER2_DN, {'objectclass': "top extensibleObject".split(),
                                     'sn': '2',
                                     'cn': 'user 2',
                                     'uid': 'user2',
                                     'mailAlternateAddress': 'user1@alt.example.com',
                                     'userpassword': 'password'})))
    except ldap.CONSTRAINT_VIOLATION:
        pass
    else:
        log.error(
            'test_ticket48026: Adding of 2nd entry(mailAlternateAddress v mailAlternateAddress) incorrectly succeeded')
        assert False
    try:
        inst.add_s(Entry((USER2_DN, {'objectclass': "top extensibleObject".split(),
                                     'sn': '2',
                                     'cn': 'user 2',
                                     'uid': 'user2',
                                     'mail': 'user1@alt.example.com',
                                     'userpassword': 'password'})))
    except ldap.CONSTRAINT_VIOLATION:
        pass
    else:
        log.error('test_ticket48026: Adding of 3rd entry(mail v mailAlternateAddress) incorrectly succeeded')
        assert False
    try:
        inst.add_s(Entry((USER2_DN, {'objectclass': "top extensibleObject".split(),
                                     'sn': '2',
                                     'cn': 'user 2',
                                     'uid': 'user2',
                                     'mailAlternateAddress': 'user1@example.com',
                                     'userpassword': 'password'})))
    except ldap.CONSTRAINT_VIOLATION:
        pass
    else:
        log.error('test_ticket48026: Adding of 4th entry(mailAlternateAddress v mail) incorrectly succeeded')
        assert False
    log.info('Test complete')