assertTrue("Single Value is not an IntPtg", (ptgs[4] instanceof IntPtg));
IntPtg intPtg = (IntPtg)ptgs[4];
assertEquals("Result", (short)10, intPtg.getValue());
assertTrue("Ptg is not a Variable Function", (ptgs[6] instanceof FuncVarPtg));
FuncVarPtg funcPtg = (FuncVarPtg)ptgs[6];
assertEquals("Arguments", 2, funcPtg.getNumberOfOperands());
}