@Test public void testPassToString() {

  Result result = passingJUnitResult();
  Outcome o = new Outcome(result, "0123456789abcdef");
  assertEquals(
    csvLine("PASS",Long.toString(result.getRunTime()),"0123456789abcdef","",""),
    o.toString());
  o.coveredMutants.add(10); o.coveredMutants.add(11);
  assertEquals(
    csvLine("PASS",Long.toString(result.getRunTime()),"0123456789abcdef","10 11",""),
    o.toString());
}