F#ception. test execution with factorial

gistfile1.fs

[<TestClass>]
type FsCeptionTests () = 

 [<TestMethod>]
    member this.WithFactorial () =
        let myTest = "module dafuq
    let rec factorial n =
        match n with
        | 0 -> 1
        | 1 -> 1
        | _ -> n*factorial(n-1)
    let x= factorial 5
"            
        let codDomPath =   @"<yourPath>\FSharp.Compiler.CodeDom.dll"
        let psCode = FsToPs codDomPath myTest "dafuq" "x" 
        let result = ExecPsScript<int> psCode
        Assert.AreEqual(120,result)
        ()