@Test
  public void testGetDistinctKeys_LessThanInclusiveAscending() {
    ConnectionManager connectionManager = temporaryInMemoryDatabase.getConnectionManager(true);
    SQLiteIndex<String, Car, Integer> offHeapIndex =
        SQLiteIndex.onAttribute(
            Car.MODEL,
            Car.CAR_ID,
            new SimpleAttribute<Integer, Car>() {
              @Override
              public Car getValue(Integer carId, QueryOptions queryOptions) {
                return CarFactory.createCar(carId);
              }
            },
            connectionManager);
    offHeapIndex.addAll(CarFactory.createCollectionOfCars(10), QueryFactory.noQueryOptions());
    List<String> expected, actual;

    expected =
        Arrays.asList(
            "Accord", "Avensis", "Civic", "Focus", "Fusion", "Hilux", "Insight", "M6", "Prius");
    actual =
        Lists.newArrayList(
            offHeapIndex.getDistinctKeys(null, true, "Prius", true, noQueryOptions()));
    assertEquals(expected, actual);
  }