}

  @Test
  fun toUriSpecialQueryCharacters() {
    val httpUrl = "http://host/?d=abc!@[]^`{}|\\".toHttpUrl()
    val uri = httpUrl.toUri()
    assertThat(uri.toString()).isEqualTo("http://host/?d=abc!@[]%5E%60%7B%7D%7C%5C")
  }

  @Test
  fun toUriWithUsernameNoPassword() {
    val httpUrl =
      HttpUrl.Builder()
        .scheme("http")
        .username("user")
        .host("host")
        .build()

    assertThat(formEncode(122)).isEqualTo("z")
    assertThat(formEncode(123)).isEqualTo("%7B")
    assertThat(formEncode(124)).isEqualTo("%7C")
    assertThat(formEncode(125)).isEqualTo("%7D")
    assertThat(formEncode(126)).isEqualTo("%7E")
    assertThat(formEncode(127)).isEqualTo("%7F")
    assertThat(formEncode(128)).isEqualTo("%C2%80")
    assertThat(formEncode(255)).isEqualTo("%C3%BF")
  }

        .host("host")
        .addQueryParameter("a", "!$(),/:;?@[]\\^`{|}~")
        .build()
    assertThat(url.toString())
      .isEqualTo("http://host/?a=%21%24%28%29%2C%2F%3A%3B%3F%40%5B%5D%5C%5E%60%7B%7C%7D%7E")
    assertThat(url.queryParameter("a")).isEqualTo("!$(),/:;?@[]\\^`{|}~")
  }

  /**
   * When callers use `addEncodedQueryParameter()` we only encode what's strictly required. We