public void TestEarthquakeInstancesLatestSyncTime()
        {
            var earthquakeMonitorViewModel = new EarthquakeMonitorViewModel();
            var latestSyncTime             = earthquakeMonitorViewModel.EarthquakeInstancesSyncTime;

            Assert.IsNotNull(latestSyncTime);
        }
        public void TestEarthquakeInstancesCount()
        {
            var earthquakeMonitorViewModel = new EarthquakeMonitorViewModel();
            var earthquakeInstances        = earthquakeMonitorViewModel.EarthquakeInstances;

            Assert.IsTrue(earthquakeInstances.Count() > 0);
        }