String elResult = null;
// Don't try and evaluate expressions that depend on variables or functions
if (expected != null) {
try {
ELManager manager = new ELManager();
ELContext context = manager.getELContext();
ExpressionFactory factory = ELManager.getExpressionFactory();
ValueExpression ve = factory.createValueExpression(context, input, String.class);
elResult = ve.getValue(context).toString();
Assert.assertEquals(expected, elResult);
} catch (ELException ele) {