MVC :: Display Html.Actionlink Through Controller?

I am trying to display Html.Actionlink through controller(MVC). Here is the example what am trying to do...

public string test(){
string testString = "<%: html.ActionLink('click', 'test', new AjaxOptions() { UpdateTargetId = 'test' }) %>";
return testString;
}

i want to display testString in view. but am not getting the actionlink in view..i can display anchors which is given below:-

public string test(){
string testString = "<a href ="test"> click here</a>";
return testString;
}