public void GetValueUnknownNamespace()
 {
     _storage.SetValue(TestNamespace1, "key1", "x");
     Assert.Null(_storage.GetValue(TestNamespaceThatIsNeverSet, "key1"));
 }
 public void SetUserData(string userId, FullDataSet data) =>
 HandleErrorsAndLock(() => _persistentStore.SetValue(_environmentNamespace, KeyForUserId(userId),
                                                     DataModelSerialization.SerializeAll(data)));