BaseEncoding ignoreCase = base16().ignoreCase();
    assertThat(ignoreCase).isNotSameInstanceAs(base16());
    assertThat(ignoreCase).isSameInstanceAs(base16().ignoreCase());
    testEncodingWithCasing(ignoreCase, "foobar", "666F6F626172");
    testDecodes(ignoreCase, "666F6F626172", "foobar");
    testDecodes(ignoreCase, "666f6f626172", "foobar");
    testDecodes(ignoreCase, "666F6f626172", "foobar");
  }

  return result
}

internal fun canonicalUrl(url: String): String {
  // Silently replace web socket URLs with HTTP URLs.
  return when {
    url.startsWith("ws:", ignoreCase = true) -> {
      "http:${url.substring(3)}"
    }
    url.startsWith("wss:", ignoreCase = true) -> {
      "https:${url.substring(4)}"
    }
    else -> url
  }
}

fun Request.Builder.commonHeader(
  name: String,
  value: String,

      return !"Connection".equals(fieldName, ignoreCase = true) &&
        !"Keep-Alive".equals(fieldName, ignoreCase = true) &&
        !"Proxy-Authenticate".equals(fieldName, ignoreCase = true) &&
        !"Proxy-Authorization".equals(fieldName, ignoreCase = true) &&
        !"TE".equals(fieldName, ignoreCase = true) &&
        !"Trailers".equals(fieldName, ignoreCase = true) &&

internal fun Headers.commonValues(name: String): List<String> {
  var result: MutableList<String>? = null
  for (i in 0 until size) {
    if (name.equals(name(i), ignoreCase = true)) {
      if (result == null) result = ArrayList(2)
      result.add(value(i))
    }
  }
  return result?.toList().orEmpty()
}

internal fun Headers.commonIterator(): Iterator<Pair<String, String>> {

                    if (clientMaxWindowBits != null) unexpectedValues = true // Repeated parameter!
                    clientMaxWindowBits = value?.toIntOrNull()
                    if (clientMaxWindowBits == null) unexpectedValues = true // Not an int!
                  }
                  name.equals("client_no_context_takeover", ignoreCase = true) -> {

    private fun bodyHasUnknownEncoding(headers: Headers): Boolean {
      val contentEncoding = headers["Content-Encoding"] ?: return false
      return !contentEncoding.equals("identity", ignoreCase = true) &&
        !contentEncoding.equals("gzip", ignoreCase = true)
    }

    private fun bodyIsStreaming(response: Response): Boolean {
      val contentType = response.body.contentType()

    protected NGramSynonymTokenizer(final int n, final String delimiters, final boolean expand, final boolean ignoreCase,
            final SynonymLoader synonymLoader) {
        this.n = n;
        this.delimiters = delimiters;
        this.expand = expand;
        this.ignoreCase = ignoreCase;
        if (synonymLoader != null) {
            if (synonymLoader.isReloadable()) {

        return emptyList()
      }

    var cookies: MutableList<Cookie>? = null
    for ((key, value) in cookieHeaders) {
      if (("Cookie".equals(key, ignoreCase = true) || "Cookie2".equals(key, ignoreCase = true)) &&
        value.isNotEmpty()
      ) {
        for (header in value) {
          if (cookies == null) cookies = mutableListOf()

        if ("Content-Type".equals(parts[0], ignoreCase = true)) {
          return@let parts[1].trim()
        }
      }
      return@let null
    } ?: "application/x-www-form-urlencoded"

  return mimeType.toMediaTypeOrNull()
}

private fun isSpecialHeader(s: String): Boolean {
  return s.equals("Content-Type", ignoreCase = true)
}

fun Main.commonRun() {
  client = createClient()

          when {
            fieldName.equals("Date", ignoreCase = true) -> {
              servedDate = value.toHttpDateOrNull()
              servedDateString = value
            }
            fieldName.equals("Expires", ignoreCase = true) -> {
              expires = value.toHttpDateOrNull()
            }
            fieldName.equals("Last-Modified", ignoreCase = true) -> {
              lastModified = value.toHttpDateOrNull()