### Question:
Pherf { public static void main(String[] args) { try { new Pherf(args).run(); } catch (Exception e) { e.printStackTrace(); System.exit(1); } } Pherf(String[] args); Properties getProperties(); static void main(String[] args); void run();  }### Answer:
@Test public void testListArgument() { String[] args = {"-listFiles"}; Pherf.main(args); }
@Test public void testUnknownOption() { String[] args = {"-drop", "all", "-q", "-m","-bsOption"}; exit.expectSystemExitWithStatus(1); Pherf.main(args); }