> that's wrong. you're not returning a label.

> best way to go about this is to create the expression lambda with C# (v =>
> v.Bar) and inspect the resulting expression tree. That's what you should be
> creating next with expression API. There won't be a label there for sure.

> /kzu

> --
> Daniel Cazzulino | Developer Lead | XML MVP | Clarius Consulting | +1
> 425.329.3471

> On Thu, Sep 22, 2011 at 05:59, benny <ceddlybu...@googlemail.com> wrote:
> > Is it possible to write code like the following. I'm trying to using
> > Moq with objects that I'm reflecting on as part of a testing
> > framework. The code below raises a "Unhandled expression type: 'Goto'"
> > exception from Moq, which I guess is expecting something different. It
> > kind of looks like it should work though!

> > private void button1_Click(object sender, EventArgs e)
> > {
> >        Ifoo  = foo Foo();

> >        // Create input parameter for lambda
> >        ParameterExpression value = Expression.Parameter(typeof(IFoo),
> > "value");

> >        // create return statement for lambda
> >        Expression setupProperty =
> > Expression.Return(Expression.Label(), Expression.Property(value,
> > "Bar"), typeof(string));

> >        // convert expression to lambda (should now be the equivalent
> > of "v => v.Bar")
> >        var func = Expression.Lambda<Func<IFoo,
> > string>>(setupProperty, value);//.Compile();
> >        //string s = func(foo); // this bit works fine in .Compile()
> > is included

> >        var mockFoo = new Mock<IFoo>();

> >        mockFoo.SetupProperty(func); // exception thrown by moq here,
> > obviously isn't exactly the same as "v => v.Bar"
> >        mockFoo.Object.Bar = "Burge+";
> > }

> > --
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