* Google search:
 *
 * ```java
 * HttpUrl url = new HttpUrl.Builder()
 *     .scheme("https")
 *     .host("www.google.com")
 *     .addPathSegment("search")
 *     .addQueryParameter("q", "polar bears")
 *     .build();
 * System.out.println(url);
 * ```
 *
 * which prints:
 *
 * ```
 * https://www.google.com/search?q=polar%20bears
 * ```
 *

     *
     * Examples of calls:
     *
     * - `|foo.Bar<...>|` - true
     * - `foo.|Bar|<...>` - true
     * - `foo.|B|ar<...>` - true
     * - `|foo|.Bar<...>` - false
     * - `foo.Bar|<...>|` - false
     */
    private val KtUserType.inSelection: Boolean
        get() {

    peer.play()

    // Play it back.
    val connection = connect(peer)
    val stream = connection.newStream(headerEntries("a", "android"), true)
    stream.enqueueTrailers(headersOf("foo", "bar"))
    val sink = stream.getSink().buffer()
    sink.writeUtf8("abcdefghi")
    sink.close()

    // Verify the peer received what was expected.
    val headers1 = peer.takeFrame()