public void WhenSourceIsNull_ThenThrowException()
 {
     Assert.Throws <ArgumentNullException>(() => UriExtensions.AddOrUpdateQueryParams(null, new Dictionary <string, string>()));
 }
 public void WhenSourceIsNull_ThenThrowException()
 {
     Assert.Throws <ArgumentNullException>(() => UriExtensions.AddOrUpdateQueryParams(null, new NameValueCollection()));
 }