original.put("createdTime", 1234567890L);

        final String json = coordinatorHelper.toJson(original);
        final Map<String, Object> parsed = coordinatorHelper.parseJson(json);

        assertEquals("operation", parsed.get("type"));
        assertEquals("reindex", parsed.get("name"));
        assertEquals("running", parsed.get("status"));
        assertEquals(1234567890, ((Number) parsed.get("createdTime")).longValue());

      ticker.advance(1, MILLISECONDS);
    }
    Set<Integer> keySet = cache.asMap().keySet();
    assertThat(keySet).containsExactly(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);

    // 0 expires
    ticker.advance(1, MILLISECONDS);
    assertThat(keySet).containsExactly(1, 2, 3, 4, 5, 6, 7, 8, 9);

    // reorder
    getAll(cache, asList(0, 1, 2));
    CacheTesting.drainRecencyQueues(cache);
    ticker.advance(2, MILLISECONDS);

  }

  public void testToAddrStringIPv6() {
    assertThat(InetAddresses.toAddrString(InetAddresses.forString("1:2:3:4:5:6:7:8")))
        .isEqualTo("1:2:3:4:5:6:7:8");
    assertThat(InetAddresses.toAddrString(InetAddresses.forString("2001:0:0:4:0:0:0:8")))
        .isEqualTo("2001:0:0:4::8");

            }
        });

        assertEquals("errors.password_length", systemHelper.validatePassword("1234567"));
        assertEquals("", systemHelper.validatePassword("12345678"));
        assertEquals("", systemHelper.validatePassword("123456789"));
    }

    @Test
    public void test_validatePassword_requireUppercase() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {