* the server responds with `HTTP/1.0`, that will be exposed by [Response.protocol].
     *
     * [alpn]: http://tools.ietf.org/html/draft-ietf-tls-applayerprotoneg
     * [rfc_2616]: http://www.w3.org/Protocols/rfc2616/rfc2616.html
     * [rfc_7540]: https://tools.ietf.org/html/rfc7540
     * [rfc_7540_34]: https://tools.ietf.org/html/rfc7540#section-3.4
     *

    assertThat(base.resolve("ht-tp//b/")).isEqualTo(parse("http://a/ht-tp//b/"))
    assertThat(base.resolve("ht.tp//b/")).isEqualTo(parse("http://a/ht.tp//b/"))
  }

  /**
   * https://tools.ietf.org/html/rfc3986#section-5.4.1
   */
  @Test
  fun rfc3886NormalExamples() {
    val url = parse("http://a/b/c/d;p?q")
    // No 'g:' scheme in HttpUrl.
    assertThat(url.resolve("g:h")).isNull()

     *
     * @param filter the LDAP search filter to escape (null is treated as empty string)
     * @return the escaped filter string safe for use in LDAP queries (empty string if filter is null)
     * @see <a href="https://tools.ietf.org/html/rfc4515">RFC 4515 - LDAP String Representation of Search Filters</a>
     * @deprecated Use {@link LdapUtil#escapeValue(String)} instead
     */
    @Deprecated