chrome-devtools-protocol | Chrome Devtools Protocol client for PHP | UI Testing library

    public class ChromeNetworkConditionsContext : IDisposable
    {
        private readonly ChromeDriver _chromeDriver;
        private readonly ILogger _logger;

        public ChromeNetworkConditionsContext(ChromeDriver chromeDriver, ILogger logger)
        {
            _chromeDriver = chromeDriver;
            _logger = logger;
        }

        public void Dispose()
        {
            _logger.Information("Resetting network conditions");
            _chromeDriver.NetworkConditions = new();
        }
    }

        public IDisposable SetRequestsLatency(TimeSpan latency)
        {
            _log.Information($"Enabling {latency} requests latency");
            var driver = _driverProvider.GetDriver();
            if (driver is ChromeDriver chromeDriver)
            {
                chromeDriver.NetworkConditions = new()
                {
                    Latency = latency
                };
                return new ChromeNetworkConditionsContext(chromeDriver, _log);
            }

            throw new WebDriverException($"NetworkConditions is not handled for {driver.GetType().Name}");
        }