No, that won't work.JSF value attributes refer to properties, not arbitrary
Java code. To make your sample elements work, you'd need a "public
String getTestString()" method.
The secret of how to be miserable is to constantly expect things are going to happen the way that they are "supposed" to happen.
You can have faith, which carries the understanding that you may be disappointed. Then there's being a willfully-blind idiot, which virtually guarantees it.