@Test
public void testGetResultByApplyingAllFunctions() throws CruxException{
//getSimpleFunctionResult
Stack<CruxFunction> xFnStack = new Stack<CruxFunction>();
xFnStack.push(new UpperCase());
xFnStack.push(new LowerCase());
assertEquals("i am a stranger", FunctionUtil.getResultByApplyingAllFunctions(Bytes.toBytes("i AM a stranger"),
xFnStack));
}