===================================================== ERRORS ======================================================
________________________________ ERROR at teardown of test_tls_certificate_change _________________________________

request = <SubRequest 'run' for <Function test_tls_certificate_change>>

    @pytest.fixture(autouse=True)
    def run(request):
        unit = unit_run()

        option.skip_alerts = [
            r'read signalfd\(4\) failed',
            r'sendmsg.+failed',
            r'recvmsg.+failed',
        ]
        option.skip_sanitizer = False

        _fds_info['main']['skip'] = False
        _fds_info['router']['skip'] = False
        _fds_info['controller']['skip'] = False

        yield

        # stop unit

        error_stop_unit = unit_stop()
        error_stop_processes = stop_processes()

        # prepare log

        with Log.open() as f:
            log = f.read()
            Log.set_pos(f.tell())

        if not option.save_log and option.restart:
            shutil.rmtree(unit['temp_dir'])
            Log.set_pos(0)

        # clean temp_dir before the next test

        if not option.restart:
            _clear_conf(log=log)
            _clear_temp_dir()

        # check descriptors

        _check_fds(log=log)

        # check processes id's and amount

        _check_processes()

        # print unit.log in case of error

        if hasattr(request.node, 'rep_call') and request.node.rep_call.failed:
            Log.print_log(log)

        if error_stop_unit or error_stop_processes:
            Log.print_log(log)

        # check unit.log for errors

        assert error_stop_unit is None, 'stop unit'
        assert error_stop_processes is None, 'stop processes'

>       Log.check_alerts(log=log)

test/conftest.py:261:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
test/unit/log.py:17: in inner_function
    raise exception
test/unit/log.py:14: in inner_function
    func(*args, **kwargs)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

log = '2025/04/22 22:52:46 [alert] 25717#25722 *7628 SSL_shutdown(15) failed (32: Broken pipe) (32: [null]) (OpenSSL: error:80000020:system library::Broken pipe:tls_retry_write_records failure)\n2025/04/22 22:52:46 [alert] 25717#25722 *7651 SSL_shutdown(15) failed (32: Broken pipe) (32: [null]) (OpenSSL: error:80000020:system library::Broken pipe:tls_retry_write_records failure)\n'

    @staticmethod
    @print_log_on_assert
    def check_alerts(log=None):
        if log is None:
            log = Log.read()

        found = False
        alerts = re.findall(r'.+\[alert\].+', log)

        if alerts:
            found = True

            if option.detailed:
                print('\nAll alerts/sanitizer errors found in log:')
                _ = [print(alert) for alert in alerts]

        if option.skip_alerts:
            for skip in option.skip_alerts:
                alerts = [al for al in alerts if re.search(skip, al) is None]

>       assert not alerts, 'alert(s)'
E       AssertionError: alert(s)

test/unit/log.py:45: AssertionError
============================================= short test summary info =============================================
ERROR test/test_tls.py::test_tls_certificate_change - AssertionError: alert(s)
====================== 735 passed, 55 skipped, 195 deselected, 1 error in 275.93s (0:04:35) =======================