* java.nio.charset.StandardCharsets#UTF_16} instead.
   *
   */
  @J2ktIncompatible
  @GwtIncompatible // Charset not supported by GWT
  public static final Charset UTF_16 = Charset.forName("UTF-16");

  /*
   * Please do not add new Charset references to this class, unless those character encodings are
   * part of the set required to be supported by all Java platform implementations! Any Charsets

   * java.nio.charset.StandardCharsets#UTF_16} instead.
   *
   */
  @J2ktIncompatible
  @GwtIncompatible // Charset not supported by GWT
  public static final Charset UTF_16 = Charset.forName("UTF-16");

  /*
   * Please do not add new Charset references to this class, unless those character encodings are
   * part of the set required to be supported by all Java platform implementations! Any Charsets

    assertStringHash(0xfc5ba834, "毎月１日,毎週月曜日", Charsets.UTF_8);
    assertStringHash(0x8a5c3699, "surrogate pair: \uD83D\uDCB0", Charsets.UTF_8);

    assertStringHash(0, "", Charsets.UTF_16LE);
    assertStringHash(0x288418e4, "k", Charsets.UTF_16LE);
    assertStringHash(0x5a0cb7c3, "hell", Charsets.UTF_16LE);
    assertStringHash(0xd7c31989, "hello", Charsets.UTF_16LE);

    assertStringHash(0xfc5ba834, "毎月１日,毎週月曜日", Charsets.UTF_8);
    assertStringHash(0x8a5c3699, "surrogate pair: \uD83D\uDCB0", Charsets.UTF_8);

    assertStringHash(0, "", Charsets.UTF_16LE);
    assertStringHash(0x288418e4, "k", Charsets.UTF_16LE);
    assertStringHash(0x5a0cb7c3, "hell", Charsets.UTF_16LE);
    assertStringHash(0xd7c31989, "hello", Charsets.UTF_16LE);

  public void testUtf16le() {
    assertEquals(Charset.forName("UTF-16LE"), Charsets.UTF_16LE);
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testUtf16() {
    assertEquals(Charset.forName("UTF-16"), Charsets.UTF_16);
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testWhyUsAsciiIsDangerous() {
    byte[] b1 = "朝日新聞".getBytes(Charsets.US_ASCII);

  public void testUtf16le() {
    assertEquals(Charset.forName("UTF-16LE"), Charsets.UTF_16LE);
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testUtf16() {
    assertEquals(Charset.forName("UTF-16"), Charsets.UTF_16);
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testWhyUsAsciiIsDangerous() {
    byte[] b1 = "朝日新聞".getBytes(Charsets.US_ASCII);

      public ByteSource createSource(byte[] data) throws IOException {
        return factory.createSource(new String(data, Charsets.UTF_8)).asByteSource(Charsets.UTF_8);
      }

      @Override
      public byte[] getExpected(byte[] data) {
        return factory.getExpected(new String(data, Charsets.UTF_8)).getBytes(Charsets.UTF_8);
      }

      @Override
      public void tearDown() throws IOException {

    File temp = createTempFile();
    Files.append(I18N, temp, Charsets.UTF_16LE);
    assertEquals(I18N, Files.toString(temp, Charsets.UTF_16LE));
    Files.append(I18N, temp, Charsets.UTF_16LE);
    assertEquals(I18N + I18N, Files.toString(temp, Charsets.UTF_16LE));
    Files.append(I18N, temp, Charsets.UTF_16LE);
    assertEquals(I18N + I18N + I18N, Files.toString(temp, Charsets.UTF_16LE));
  }

    File temp = createTempFile();
    Files.append(I18N, temp, Charsets.UTF_16LE);
    assertEquals(I18N, Files.toString(temp, Charsets.UTF_16LE));
    Files.append(I18N, temp, Charsets.UTF_16LE);
    assertEquals(I18N + I18N, Files.toString(temp, Charsets.UTF_16LE));
    Files.append(I18N, temp, Charsets.UTF_16LE);
    assertEquals(I18N + I18N + I18N, Files.toString(temp, Charsets.UTF_16LE));
  }

  }

  public void testForStringsCharset() {
    for (Charset charset : Charset.availableCharsets().values()) {
      PrimitiveSink primitiveSink = mock(PrimitiveSink.class);
      Funnels.stringFunnel(charset).funnel("test", primitiveSink);
      verify(primitiveSink).putString("test", charset);
    }
  }

  public void testForStringsCharset_null() {
    for (Charset charset : Charset.availableCharsets().values()) {