@Test
public void testToStringWithQuota() {

  long fileAndDirCount = 55555;
  long quota = 44444;
  long spaceConsumed = 55555;
  long spaceQuota = 66665;
  QuotaUsage quotaUsage = new QuotaUsage.Builder().
      fileAndDirectoryCount(fileAndDirCount).quota(quota).
      spaceConsumed(spaceConsumed).spaceQuota(spaceQuota).build();
  String expected ="       44444          -11111           66665" +
      "           11110 ";
  assertEquals(expected, quotaUsage.toString());
}