assertThat(MediaType.parse("text/plain; charset =utf-8").charset()).hasValue(UTF_8);
    assertThat(MediaType.parse("text/plain; charset= utf-8").charset()).hasValue(UTF_8);
    assertThat(MediaType.parse("text/plain; charset = utf-8").charset()).hasValue(UTF_8);
    assertThat(MediaType.parse("text/plain;charset =utf-8").charset()).hasValue(UTF_8);
  }

  public void testGetCharset() {

  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testIso88591() {
    assertThat(Charsets.ISO_8859_1).isEqualTo(Charset.forName("ISO-8859-1"));
  }

  public void testUtf8() {
    assertThat(Charsets.UTF_8).isEqualTo(Charset.forName("UTF-8"));
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testUtf16be() {

  private val parameterNamesAndValues: Array<String>,
) {
  /**
   * Returns the charset of this media type, or [defaultValue] if either this media type doesn't
   * specify a charset, or if its charset is unsupported by the current runtime.
   */
  @JvmOverloads
  fun charset(defaultValue: Charset? = null): Charset? {
    val charset = parameter("charset") ?: return defaultValue

  }

internal fun MediaType?.chooseCharset(): Pair<Charset, MediaType?> {
  var charset: Charset = Charsets.UTF_8
  var finalContentType: MediaType? = this
  if (this != null) {
    val resolvedCharset = this.charset()
    if (resolvedCharset == null) {
      charset = Charsets.UTF_8
      finalContentType = "$this; charset=utf-8".toMediaTypeOrNull()
    } else {
      charset = resolvedCharset
    }
  }

    if (allBmp(string)) {
      assertHash(expected, murmur3_32().hashString(string, charset));
    }
    assertHash(expected, murmur3_32_fixed().hashString(string, charset));
    assertHash(expected, murmur3_32().newHasher().putString(string, charset).hash());
    assertHash(expected, murmur3_32_fixed().newHasher().putString(string, charset).hash());

  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testIso88591() {
    assertThat(Charsets.ISO_8859_1).isEqualTo(Charset.forName("ISO-8859-1"));
  }

  public void testUtf8() {
    assertThat(Charsets.UTF_8).isEqualTo(Charset.forName("UTF-8"));
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testUtf16be() {

            - chunk_size
            - charset
            - status_code
            - media_type
            - body
            - background
            - raw_headers
            - render
            - init_headers
            - headers
            - set_cookie
            - delete_cookie

::: fastapi.responses.HTMLResponse
    options:
        members:
            - charset
            - status_code

      k1 = mixK1(k1);
      h1 ^= k1;
    }

    return fmix(h1, Chars.BYTES * input.length());
  }

  @Override
  public HashCode hashString(CharSequence input, Charset charset) {
    if (charset.equals(UTF_8)) {
      int utf16Length = input.length();
      int h1 = seed;
      int i = 0;
      int len = 0;

      // This loop optimizes for pure ASCII.

      return new MockResponse()
          .setStatus("HTTP/1.1 404")
          .addHeader("content-type: text/plain; charset=utf-8")
          .setBody("NOT FOUND: " + path);
    } catch (IOException e) {
      return new MockResponse()
          .setStatus("HTTP/1.1 500")
          .addHeader("content-type: text/plain; charset=utf-8")
          .setBody("SERVER ERROR: " + e);
    }
  }

    if (allBmp(string)) {
      assertHash(expected, murmur3_32().hashString(string, charset));
    }
    assertHash(expected, murmur3_32_fixed().hashString(string, charset));
    assertHash(expected, murmur3_32().newHasher().putString(string, charset).hash());
    assertHash(expected, murmur3_32_fixed().newHasher().putString(string, charset).hash());