Habanero.Faces.Win.ControlMapperStrategyWin.RemoveCurrentBOPropHandlers C# (CSharp) Method

        public void RemoveCurrentBOPropHandlers(ControlMapper mapper, IBOProp boProp)
        {
            if (boProp != null)
            {
                boProp.Updated -= mapper.BOPropValueUpdatedHandler;
            }
        }

        public void Test_ControlMapperStrategy_AddBOPropHandlers()
        {
            //---------------Set up test pack-------------------
            ClassDef.ClassDefs.Clear();
            MyBO.LoadDefaultClassDef();
            var strategyWin = new ControlMapperStrategyWin();
            var factory = new Habanero.Faces.Win.ControlFactoryWin();
            var tb = factory.CreateTextBox();
            const string testprop = "TestProp";
            var stubMapper = new ControlMapperStub(tb, testprop, false, factory);
            var bo = new MyBO();
            var prop = bo.Props[testprop];
            const string origvalue = "origValue";
            prop.Value = origvalue;
            stubMapper.BusinessObject = bo;
            strategyWin.RemoveCurrentBOPropHandlers(stubMapper, prop);

            //--------------Assert PreConditions----------------            
            Assert.AreEqual(origvalue, tb.Text);

            //---------------Execute Test ----------------------
            strategyWin.AddCurrentBOPropHandlers(stubMapper, prop);
            const string newValue = "New value";
            prop.Value = newValue;

            //---------------Test Result -----------------------
            Assert.AreEqual(newValue, tb.Text);

        }