this.value3 = value3;
    }

    /**
     * Returns the fourth value.
     *
     * @return The fourth value
     */
    public T4 getValue4() {
        return value4;
    }

    /**
     * Sets the fourth value.
     *
     * @param value4
     *            The fourth value
     */
    public void setValue4(final T4 value4) {
        this.value4 = value4;

        this.value3 = value3;
    }

    /**
     * Returns the fourth value.
     *
     * @return The fourth value
     */
    public T4 getValue4() {
        return value4;
    }

    /**
     * Sets the fourth value.
     *
     * @param value4
     *            The fourth value
     */
    public void setValue4(final T4 value4) {
        this.value4 = value4;

  ZERO(0),
  /** Test a one-element collection. */
  ONE(1),
  /** Test a three-element collection. */
  SEVERAL(3),
  /*
   * TODO: add VERY_LARGE, noting that we currently assume that the fourth
   * sample element is not in any collection
   */

  ANY(ZERO, ONE, SEVERAL);

  private final Set<Feature<? super Collection>> implied;
  private final @Nullable Integer numElements;

  ZERO(0),
  /** Test a one-element collection. */
  ONE(1),
  /** Test a three-element collection. */
  SEVERAL(3),
  /*
   * TODO: add VERY_LARGE, noting that we currently assume that the fourth
   * sample element is not in any collection
   */

  ANY(ZERO, ONE, SEVERAL);

  private final Set<Feature<? super Collection>> implied;
  private final @Nullable Integer numElements;

        assertTrue(aggregateLogJob.execute().contains("Invalid argument"));

        // Third execution - IllegalStateException
        assertTrue(aggregateLogJob.execute().contains("Invalid state"));

        // Fourth execution - NullPointerException
        assertTrue(aggregateLogJob.execute().contains("Null pointer"));

        // Fifth execution - RuntimeException
        assertTrue(aggregateLogJob.execute().contains("Generic error"));

        assertNotNull(queryRescorer.evaluate(params)); // Second call - even
        assertNull(queryRescorer.evaluate(params)); // Third call - odd
        assertNotNull(queryRescorer.evaluate(params)); // Fourth call - even
    }

    /**
     * Creates a mock RescorerBuilder for testing purposes.
     * Uses QueryRescorerBuilder with a simple query.
     */
    private RescorerBuilder<?> createMockRescorerBuilder() {

            || (((byte1 << 28) + (byte2 - (byte) 0x90)) >> 30) != 0
            // Third byte trailing-byte test
            || bytes[index++] > (byte) 0xBF
            // Fourth byte trailing-byte test
            || bytes[index++] > (byte) 0xBF) {
          return false;
        }
      }
    }
  }

  private static String unpairedSurrogateMsg(int i) {

   *
   * @param <V1> the type returned by the first future
   * @param <V2> the type returned by the second future
   * @param <V3> the type returned by the third future
   * @param <V4> the type returned by the fourth future
   */
  public static final class Combiner4<
          V1 extends @Nullable Object,
          V2 extends @Nullable Object,
          V3 extends @Nullable Object,
          V4 extends @Nullable Object>

  private abstract static class Third<T, D> extends Second<T> {}

  private abstract static class Fourth<T, D> extends Third<D, T> {}

  private static class ConcreteIntegerString extends Fourth<Integer, String> {}

  private static class ConcreteStringInteger extends Fourth<String, Integer> {}

  public void testAssignableClassToClass() {
    @SuppressWarnings("rawtypes") // To test TypeToken<List>

  private abstract static class Third<T, D> extends Second<T> {}

  private abstract static class Fourth<T, D> extends Third<D, T> {}

  private static class ConcreteIntegerString extends Fourth<Integer, String> {}

  private static class ConcreteStringInteger extends Fourth<String, Integer> {}

  public void testAssignableClassToClass() {
    @SuppressWarnings("rawtypes") // To test TypeToken<List>