assertTrue(roleSet.contains("role3"));

        roleQueryHelperImpl.headerKey = "fess2x";
        getMockRequest().addHeader("fess2x", "fail");
        roleSet = buildByHeader(roleQueryHelperImpl, getMockRequest());
        assertEquals(0, roleSet.size());

        roleQueryHelperImpl.headerKey = "fess3";

        roleQueryHelperImpl.encryptedHeaderValue = false;

        this.encryptedParameterValue = encryptedParameterValue;
    }

    /**
     * Sets the header key.
     * @param headerKey The header key.
     */
    public void setHeaderKey(final String headerKey) {
        this.headerKey = headerKey;
    }

    /**
     * Sets whether the header value is encrypted.
     * @param encryptedHeaderValue Whether the header value is encrypted.
     */

   *
   * @since 33.0.0
   */
  public static final String AD_AUCTION_SIGNALS = "Ad-Auction-Signals";

  /**
   * The HTTP <a href="https://wicg.github.io/turtledove/#http-headerdef-ad-auction-allowed">{@code
   * Ad-Auction-Allowed}</a> header field name.
   *
   * @since 33.2.0
   */
  public static final String AD_AUCTION_ALLOWED = "Ad-Auction-Allowed";

  /**