private void TryRemove(string path)
 {
     try
     {
         _validator.RemoveEntity(path);
     }
     catch (ArgumentException ae)
     {
         OnOutOfContext(path, ae);
     }
 }
 public RollingContextTest RemoveEntity(string path, bool assertReturn = true)
 {
     Xunit.Assert.Equal(assertReturn, Validator.RemoveEntity(path));
     return(this);
 }