@VisibleForTesting
    static boolean isCompressed(String contentEncoding) {
        return contentEncoding.contains(HttpHeaderValues.GZIP.toString())
                || contentEncoding.contains(HttpHeaderValues.DEFLATE.toString())
                || contentEncoding.contains(HttpHeaderValues.BR.toString())
                || contentEncoding.contains(HttpHeaderValues.COMPRESS.toString());
    }
@Test
    void detectsBR() {
        assertTrue(HttpUtils.isCompressed("br"));
    }