* order to {@code [key2, key1]}. The {@link #entries()} iterator returns mutable map entries, and
 * {@link #replaceValues} attempts to preserve iteration order as much as possible.
 *
 * <p>The collections returned by {@link #keySet()} and {@link #asMap()} iterate through the keys in
 * the order they were first added to the multimap. Similarly, {@link #get}, {@link #removeAll}, and

    assertThrows(
        IllegalArgumentException.class,
        () -> InetAddresses.forString("1180::b059:65f4:e877:c40%eth9"));
  }

  public void testToAddrStringIPv4() {
    // Don't need to test IPv4 much; it just calls getHostAddress().
    assertThat(InetAddresses.toAddrString(InetAddresses.forString("1.2.3.4"))).isEqualTo("1.2.3.4");
  }

  public void testToAddrStringIPv6() {

            } catch (final UnknownHostException uhe) {
                /*
                 * Java cannot determine the localhost. This is basically a config
                 * issue on the host. There's not much we can do about it. Just
                 * to suppress NPEs that would result we can create a possibly bogus
                 * address. Pretty sure the below cannot actually thrown a UHE tho.
                 */

   * equivalent (except in the case of overflow) to the call {@code
   * addAll(Collections.nCopies(element, occurrences))}, which would presumably perform much more
   * poorly.
   *
   * @param element the element to add occurrences of; may be null only if explicitly allowed by the
   *     implementation

        assertTrue(propertiesIndex > 0, "Should contain properties element");

        // According to ELEMENT_ORDER: name should come before description, and properties should come much later
        assertTrue(nameIndex < descriptionIndex, "name should come before description");
        assertTrue(descriptionIndex < propertiesIndex, "description should come before properties");
    }

    @Test

      this.expectedCompletionWaitMillis = expectedCompletionWaitMillis;
      stopwatch = Stopwatch.createStarted();
    }

    /**
     * Asserts that the expected completion time has passed (and not "too much" time beyond that).
     */
    void assertCompletionExpected() {
      assertAtLeastTimePassed(stopwatch, expectedCompletionWaitMillis);
      assertTimeNotPassed(stopwatch, expectedCompletionWaitMillis + LONG_DELAY_MS);

    public void substitute(UnaryOperator<String> callback) {
        new DefaultInterpolator().interpolate(storage, callback);
    }

    /**
     * Writes the properties file to the given writer, preserving as much of its
     * structure as possible.
     *
     * @param out the writer
     * @throws IOException if an error occurs
     */
    protected void saveLayout(Writer out, boolean typed) throws IOException {

    public void substitute(UnaryOperator<String> callback) {
        new DefaultInterpolator().interpolate(storage, callback);
    }

    /**
     * Writes the properties file to the given writer, preserving as much of its
     * structure as possible.
     *
     * @param out the writer
     * @throws IOException if an error occurs
     */
    protected void saveLayout(Writer out, boolean typed) throws IOException {

    assertThat((long) arraysDim1 * arraysDim2).isNotEqualTo((long) (arraysDim1 * arraysDim2));

    boolean[][] arrays = new boolean[arraysDim1][];
    // it's shared to avoid using too much memory in tests
    boolean[] sharedArray = new boolean[arraysDim2];
    Arrays.fill(arrays, sharedArray);

    try {
      Booleans.concat(arrays);
      fail();

* And many other things

## Conclusion { #conclusion }

If you read and understood all this, now **you know much more** about virtual environments than many developers out there. 🤓