* method is equivalent to {@code string.getBytes(UTF_8).length}, but is more efficient in both
   * time and space.
   *
   * @throws IllegalArgumentException if {@code sequence} contains ill-formed UTF-16 (unpaired
   *     surrogates)
   */
  public static int encodedLength(CharSequence sequence) {
    // Warning to maintainers: this implementation is highly optimized.

  private int initialCapacity = 16;

  public MapMaker() {}

  @CanIgnoreReturnValue
  public MapMaker initialCapacity(int initialCapacity) {
    if (initialCapacity < 0) {
      throw new IllegalArgumentException();
    }
    this.initialCapacity = initialCapacity;
    return this;
  }

  @CanIgnoreReturnValue
  public MapMaker concurrencyLevel(int concurrencyLevel) {
    checkArgument(

  @Test
  fun testDnsRequestInvalid() {
    val asyncDns = AndroidAsyncDns.IPv4
    val shadowDns: ShadowDnsResolver = Shadow.extract(asyncDns.resolver)

    shadowDns.responder = {
      throw IllegalArgumentException("Network.fromNetworkHandle refusing to instantiate NETID_UNSET Network.")
    }

    val dns = AsyncDns.toDns(asyncDns)

    assertFailure {
      dns.lookup("google.invalid")
    }.apply {

          // Mostly 4-byte UTF-8 sequences - "rare exotic" text
          return Character.MAX_CODE_POINT;
        } else {
          throw new IllegalArgumentException("Can't decode codepoint " + userFriendly);
        }
      }
    }

    public static MaxCodePoint valueOf(String userFriendly) {
      return new MaxCodePoint(userFriendly);
    }

          // Mostly 4-byte UTF-8 sequences - "rare exotic" text
          return Character.MAX_CODE_POINT;
        } else {
          throw new IllegalArgumentException("Can't decode codepoint " + userFriendly);
        }
      }
    }

    public static MaxCodePoint valueOf(String userFriendly) {
      return new MaxCodePoint(userFriendly);
    }

  }

  public void testGetOnlyElement_noDefault_moreThanOneLessThanFiveElements() {
    Iterator<String> iterator = asList("one", "two").iterator();
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> getOnlyElement(iterator));
    assertThat(expected).hasMessageThat().isEqualTo("expected one element but was: <one, two>");
  }

            throw new IllegalArgumentException("Found duplicate term [" + values[0] + "] in user dictionary.");
        }
        return rule;
    }

    public static UserDictionary getUserDictionary(Environment env, Settings settings) {
        if (settings.get(USER_DICT_PATH_OPTION) != null && settings.get(USER_DICT_RULES_OPTION) != null) {
            throw new IllegalArgumentException(

  @CollectionFeature.Require(SUPPORTS_ADD)
  public void testAddOccurrencesNegative() {
    assertThrows(IllegalArgumentException.class, () -> getMultiset().add(e0(), -1));
  }

  @CollectionFeature.Require(SUPPORTS_ADD)
  public void testAddTooMany() {
    getMultiset().add(e3(), Integer.MAX_VALUE);
    assertThrows(IllegalArgumentException.class, () -> getMultiset().add(e3()));
    assertEquals(Integer.MAX_VALUE, getMultiset().count(e3()));

        long negativeProgressedSize = -100L;
        assertThrows(IllegalArgumentException.class, () -> format.formatProgress(negativeProgressedSize, 10L));
    }

    @Test
    void testNegativeProgressedSizeBiggerThanSize() {
        FileSizeFormat format = new FileSizeFormat();

        assertThrows(IllegalArgumentException.class, () -> format.formatProgress(100L, 10L));
    }

    @Test

  }

  public void testGetInstance_withTypeVariable() {
    assertThrows(
        IllegalArgumentException.class, () -> map.getInstance(this.<Number>anyIterableType()));
  }

  public void testPutInstance_withTypeVariable() {
    assertThrows(
        IllegalArgumentException.class,
        () -> map.putInstance(this.<Integer>anyIterableType(), ImmutableList.of(1)));
  }