public void test_arg_and_args_combination() {
        pythonJob.arg("single1").args("multi1", "multi2").arg("single2").args("multi3");

        assertEquals(5, pythonJob.argList.size());
        assertEquals("single1", pythonJob.argList.get(0));
        assertEquals("multi1", pythonJob.argList.get(1));
        assertEquals("multi2", pythonJob.argList.get(2));
        assertEquals("single2", pythonJob.argList.get(3));