ticker.advance(1);
    assertEquals("1.000 \u03bcs", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.001 \u03bcs", stopwatch.toString());
    ticker.advance(8998);
    assertEquals("9.999 \u03bcs", stopwatch.toString());
    stopwatch.reset();
    stopwatch.start();
    ticker.advance(1234567);
    assertEquals("1.235 ms", stopwatch.toString());
    stopwatch.reset();
    stopwatch.start();

    }

    // Test getAsString with default value and non-String value
    public void test_getAsStringWithDefaultValueAndNonStringValue() {
        dataStoreParams.put("intKey", 999);
        assertEquals("999", dataStoreParams.getAsString("intKey", "defaultValue"));
    }

    // Test containsKey
    public void test_containsKey() {
        assertFalse(dataStoreParams.containsKey("key1"));

        // Test getId method from parent class
        StopwordsItem item1 = new StopwordsItem(0, "word1");
        assertEquals(0, item1.getId());

        StopwordsItem item2 = new StopwordsItem(999, "word2");
        assertEquals(999, item2.getId());

        StopwordsItem item3 = new StopwordsItem(-1, "word3");
        assertEquals(-1, item3.getId());
    }

    public void test_createMode() {

        // Test with positive values
        searchRenderData.setCurrentPageNumber(1);
        assertEquals(1, searchRenderData.getCurrentPageNumber());

        searchRenderData.setCurrentPageNumber(999);
        assertEquals(999, searchRenderData.getCurrentPageNumber());

        // Test with negative value
        searchRenderData.setCurrentPageNumber(-5);
        assertEquals(-5, searchRenderData.getCurrentPageNumber());
    }

    checkFromStringCase("[[:]]", 86, "[:]", 86, false);
    checkFromStringCase("x:y:z", 87, "x:y:z", 87, false);
    checkFromStringCase("", 88, "", 88, false);
    checkFromStringCase(":", 99, "", 99, false);
    checkFromStringCase(":123", -1, "", 123, true);
    checkFromStringCase("\nOMG\t", 89, "\nOMG\t", 89, false);
  }

  private static void checkFromStringCase(
      String hpString,

    checkFromStringCase("[[:]]", 86, "[:]", 86, false);
    checkFromStringCase("x:y:z", 87, "x:y:z", 87, false);
    checkFromStringCase("", 88, "", 88, false);
    checkFromStringCase(":", 99, "", 99, false);
    checkFromStringCase(":123", -1, "", 123, true);
    checkFromStringCase("\nOMG\t", 89, "\nOMG\t", 89, false);
  }

  public void testFromStringParseableIncompleteAddresses() {

    // Now add values near 2^N for lots of values of N.
    for (int exponent : asList(2, 3, 4, 9, 15, 16, 17, 24, 25, 30)) {
      int x = 1 << exponent;
      intValues.add(x, x + 1, x - 1);
    }
    intValues.add(9999).add(10000).add(10001).add(1000000); // near powers of 10
    intValues.add(5792).add(5793); // sqrt(2^25) rounded up and down
    POSITIVE_INTEGER_CANDIDATES = intValues.build();
    NEGATIVE_INTEGER_CANDIDATES =

   * on the fields of TimeoutFuture. This field is slightly different from the fields discussed
   * there: cancel() never reads this field, only writes to it. That makes the race here completely
   * harmless, rather than just 99.99% harmless.
   */
  @LazyInit private @Nullable List<@Nullable Present<V>> values;

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  CollectionFuture(

        // Test getId method inherited from DictionaryItem
        ProtwordsItem item1 = new ProtwordsItem(0, "word");
        assertEquals(0, item1.getId());

        ProtwordsItem item2 = new ProtwordsItem(999, "word");
        assertEquals(999, item2.getId());

        ProtwordsItem item3 = new ProtwordsItem(-1, "word");
        assertEquals(-1, item3.getId());
    }

    public void test_multipleUpdates() {

        // Verify large message is handled
        assertNotNull(result);
        assertTrue(result.length() > 1000);
        assertTrue(result.contains("Error detail 0"));
        assertTrue(result.contains("Error detail 999"));
        assertTrue(result.endsWith("\n"));
    }

    public void test_execute_withCheckedExceptionWrapped() {
        // Setup mock SearchLogHelper that throws wrapped checked exception