service-worker.html

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<!DOCTYPE html>

<meta charset="utf-8">

<title>Service Worker</title>

<script src="/resources/testdriver.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script src="support.sub.js"></script>

<script src="/common/get-host-info.sub.js"></script>

<script src="/webtransport/resources/webtransport-test-helpers.sub.js"></script>

<script>

"use strict";

// Set permissions, then attempts to run an action from a service worker. Possible

// actions (which are set in the 'method' url parameter):

//

//   * fetch

//   * websocket

//   * webtransport

//

// Permission setting is documented in the sourceResolveOptions() function in

// support.sub.js.

Promise.resolve().then(async () => {

    const window_url = new URL(window.location.href);

    let permission_name = getPermissionName(window_url);

    let permission_value = getPermissionValue(window_url);

    test_driver.set_test_context(opener);

    await test_driver.set_permission({ name: permission_name }, permission_value);

    let method = window_url.searchParams.get('method');

    await navigator.serviceWorker.register('service-worker.js');

    const registration = await navigator.serviceWorker.ready;

    const channel = new MessageChannel();

    channel.port1.onmessage = (evt) => {

      registration.unregister();

      opener.postMessage(evt.data, "*");

};

    channel.port1.onerror = (evt) => {

      registration.unregister();

      opener.postMessage({ error: evt.message || "unknown error" }, "*");

};

    let targetUrl;

    switch (method) {

      case 'fetch':

        const target = {

          server: Server.HTTPS_LOOPBACK,

          behavior: { response: ResponseBehavior.allowCrossOrigin() },

};

        targetUrl = resolveTargetUrl(target);

        break;

      case 'websocket':

        targetUrl = resolveUrl("/echo", Server.WSS_LOOPBACK);

        break;

      case 'webtransport':

        targetUrl = webtransport_url('custom-response.py?:status=204');

        break;

    registration.active.postMessage({url: targetUrl.toString(), method: method},

        [channel.port2]);

});

</script>