} else {
                contentDispositionValue = contentDispositionType + "; filename*=utf-8''" + encodedName;
            }
            if (logger.isDebugEnabled()) {
                logger.debug("ResponseHeader: {}: {}", CONTENT_DISPOSITION, contentDispositionValue);
            }
            response.header(CONTENT_DISPOSITION, contentDispositionValue);
        } catch (final Exception e) {

* `expose_headers` – Angabe der Responseheader, auf die der Browser zugreifen können soll. Standardmäßig `[]`.
* `max_age` – Legt eine maximale Zeit in Sekunden fest, die Browser CORS-Responses zwischenspeichern dürfen. Standardmäßig `600`.

        sink.writeDecimalLong((responseHeaders.size + 2).toLong()).writeByte('\n'.code)
        for (i in 0 until responseHeaders.size) {
          sink
            .writeUtf8(responseHeaders.name(i))
            .writeUtf8(": ")
            .writeUtf8(responseHeaders.value(i))
            .writeByte('\n'.code)
        }
        sink

        assertNotNull(responseHeaders.get("Access-Control-Allow-Origin"), "Allow-Origin header should be set");
        assertNotNull(responseHeaders.get("Access-Control-Allow-Methods"), "Allow-Methods header should be set");
        assertNotNull(responseHeaders.get("Access-Control-Allow-Headers"), "Allow-Headers header should be set");
        assertNotNull(responseHeaders.get("Access-Control-Max-Age"), "Max-Age header should be set");

      var unexpectedValues = false

      // Parse each header.
      for (i in 0 until responseHeaders.size) {
        if (!responseHeaders.name(i).equals(HEADER_WEB_SOCKET_EXTENSION, ignoreCase = true)) {
          continue // Not a header we're interested in.
        }
        val header = responseHeaders.value(i)

        // Parse each extension.
        var pos = 0
        while (pos < header.length) {

          if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

          Headers responseHeaders = response.headers();
          for (int i = 0; i < responseHeaders.size(); i++) {
            System.out.println(responseHeaders.name(i) + ": " + responseHeaders.value(i));
          }

          System.out.println(response.body().string());
        }
      }
    ```

    val responseHeaders = response.headers
    assertThat(LinkedHashSet(responseHeaders.values("A"))).isEqualTo(newSet("c", "e"))
    assertThat(LinkedHashSet(responseHeaders.values("a"))).isEqualTo(newSet("c", "e"))
    assertThat(responseHeaders.name(0)).isEqualTo("A")
    assertThat(responseHeaders.value(0)).isEqualTo("c")
    assertThat(responseHeaders.name(1)).isEqualTo("B")

        ) = TODO()
      }
  }

  private fun newCookieHandler(): CookieHandler =
    object : CookieHandler() {
      override fun put(
        uri: URI?,
        responseHeaders: MutableMap<String, MutableList<String>>?,
      ) = TODO()

      override fun get(
        uri: URI?,
        requestHeaders: MutableMap<String, MutableList<String>>?,