private void UpdateTestsModel(object state)
        {
            try
            {
                using (var statusCakeClient = new StatusCakeClient(_config.UserName, _config.ApiKey))
                {
                    _logger.LogInformation("Started to update availabilities");
                    var watch = new Stopwatch();
                    watch.Start();
                    var tests = statusCakeClient.GetTestsAsync().Result;

                    _availabilityModel.Lock();

                    foreach (var test in tests)
                    {
                        _testsModel.UpdateTest(test);
                        var availabilities = statusCakeClient.GetUptimesAsync(test.TestID).Result;

                        _availabilityModel.UpdateAvailability(test.TestID, availabilities);
                    }

                    _availabilityModel.Unlock();
                    watch.Stop();
                    _logger.LogInformation($"Finished to update availabilities. It took {watch.Elapsed.TotalMilliseconds} ms.");
                }
            }
            catch
            {
                _logger.LogError("No internet connection?");
            }
        }
        static void Main(string[] args)
        {
            var client = new StatusCakeClient();

            // First, check if the server is already registered
            var existingTests = client.GetTestsAsync().Result;

            Console.ReadKey();
        }