public void EngineRelationTypeAliasTest()
        {
            var relation = _unitTestEngine.WithRelation();

            var controller = new BasicTestSurfaceController(_unitTestEngine.UmbracoContext, _unitTestEngine.UmbracoHelper);
            var res        = controller.RelationAliasAction(relation.RelationType.Alias);
            var model      = (int)res.Model;

            Assert.AreEqual(relation.Id, model);
        }