public void TelemetryConfigThrowsIfSerializedConfigIsEmpty()
 {
     AssertEx.Throws <ArgumentNullException>(() =>
     {
         TelemetryConfiguration.CreateFromConfiguration(String.Empty);
     });
 }
 public void TelemetryConfigThrowsIfSerializedConfigIsWhitespace()
 {
     AssertEx.Throws <ArgumentNullException>(() =>
     {
         TelemetryConfiguration.CreateFromConfiguration(" ");
     });
 }
 public void TelemetryConfigThrowsIfSerializedConfigIsNull()
 {
     Assert.Throws(typeof(ArgumentNullException), () =>
     {
         TelemetryConfiguration.CreateFromConfiguration(null);
     });
 }