tester.testFailedFuture("failure");
  }

  public void testSetFailureNull() throws Exception {
    assertThrows(NullPointerException.class, () -> future.setException(null));
    assertFalse(future.isDone());
    assertTrue(future.setException(new Exception("failure")));
    tester.testFailedFuture("failure");
  }

  public void testCancel() throws Exception {

 *
 * <p>The multimap does not store duplicate key-value pairs. Adding a new key-value pair equal to an
 * existing key-value pair has no effect.
 *
 * <p>Keys and values may be null. All optional multimap methods are supported, and all returned
 * views are modifiable.
 *
 * <p>This class is not threadsafe when any concurrent operations update the multimap. Concurrent

            }

            String goalName = context.invokerRequest.options().goals().get().get(0);
            Goal goal = context.goals.get(goalName);

            if (goal == null) {
                return badGoalsErrorMessage("Unknown goal: " + goalName, context);
            }

            return goal.execute(context);

  }

  public void testStringConverter_nullConversions() {
    assertThat(Ints.stringConverter().convert(null)).isNull();
    assertThat(Ints.stringConverter().reverse().convert(null)).isNull();
  }

  public void testStringConverter_reverse() {
    Converter<String, Integer> converter = Ints.stringConverter();

  }

  public void testStringConverter_nullConversions() {
    assertThat(Longs.stringConverter().convert(null)).isNull();
    assertThat(Longs.stringConverter().reverse().convert(null)).isNull();
  }

  public void testStringConverter_reverse() {
    Converter<String, Long> converter = Longs.stringConverter();

            File[] psOutputs = rootProjectDir.listFiles((__, name) -> name.endsWith(".psoutput") || name.endsWith(".threaddump"));
            if (psOutputs != null) {
                Stream.of(psOutputs).forEach(File::delete);
            }
        }
    }

    static void pkill(String pid) {

   *
   * @since 11.0
   */
  /*
   * <? extends Object> is mostly the same as <?> to plain Java. But to nullness checkers, they
   * differ: <? extends Object> means "non-null types," while <?> means "all types."
   */
  @Override
  public ImmutableMap<K, V> getAllPresent(Iterable<? extends Object> keys) {
    Map<K, V> result = Maps.newLinkedHashMap();
    for (Object key : keys) {

  }

  // Class unloading test:

  public static final class WillBeUnloadedException extends Exception {}

  @AndroidIncompatible // "Parent ClassLoader may not be null"; maybe avoidable if we try?
  public void testGetChecked_classUnloading() throws Exception {
    WeakReference<?> classUsedByGetChecked = doTestClassUnloading();
    GcFinalization.awaitClear(classUsedByGetChecked);
  }

   *
   * @throws NumberFormatException if the string does not contain a valid unsigned {@code long}
   *     value
   * @throws NullPointerException if {@code string} is null (in contrast to {@link
   *     Long#parseLong(String)})
   */
  @CanIgnoreReturnValue
  public static long parseUnsignedLong(String string) {
    return parseUnsignedLong(string, 10);
  }

  /**

     */
    public byte[] encrypt(byte[] clearText) {

        int length = clearText.length;

        if (length % 8 != 0) {
            System.out.println("Array must be a multiple of 8");
            return null;
        }

        byte[] cipherText = new byte[length];
        int count = length / 8;

        for (int i=0; i<count; i++)
            encrypt(clearText, i*8, cipherText, i*8);