SSL data-url-shared.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/testing/web-platform/tests/workers/data-url-shared.html

<!DOCTYPE html>
<title>data URL shared workers</title>
<script src="/common/get-host-info.sub.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>

function assert_worker_sends_pass(test_desc, mime_type, worker_code) {
  async_test(function(t) {
    var w = new SharedWorker(`data:${mime_type},onconnect = function(e) { port = e.ports[0]; ${worker_code}}`);
    w.port.onmessage = t.step_func_done(function(e) {
      assert_equals(e.data, 'PASS');
    });
    w.port.postMessage('SEND_PASS');
  }, test_desc);
}

function assert_worker_throws(test_desc, worker_code) {
  assert_worker_sends_pass(test_desc, '', `try { ${worker_code}; port.postMessage("FAIL"); } catch (e) { port.postMessage("PASS"); }`);
}

// Any MIME type allowed
assert_worker_sends_pass('application/javascript MIME allowed', 'application/javascript', 'port.postMessage("PASS")');
assert_worker_sends_pass('text/plain MIME allowed', 'text/plain', 'port.postMessage("PASS")');
assert_worker_sends_pass('empty MIME allowed', '', 'port.postMessage("PASS")');

// Communications goes both ways
assert_worker_sends_pass('communication goes both ways', 'application/javascript', 'port.onmessage = function(e) { port.postMessage("PASS"); }');

// test access to storage APIs

// https://w3c.github.io/IndexedDB/#dom-idbfactory-open
assert_worker_sends_pass('indexedDB is present', '', 'port.postMessage("indexedDB" in self ? "PASS" : "FAIL")');
assert_worker_throws('indexedDB is inaccessible', 'self.indexedDB.open("someDBName")');
// Other standardized storage APIs are either not exposed to workers
// (e.g. window.localStorage, window.sessionStorage), or are [SecureContext]
// (e.g. self.caches).

// 'data:' workers are cross-origin
assert_worker_sends_pass('cross-origin worker', '', 'fetch("/").then(() => port.postMessage("FAIL"), () => port.postMessage("PASS"))');

// 'data:' workers have opaque origin
assert_worker_sends_pass('worker has opaque origin', 'application/javascript', 'port.postMessage(self.location.origin == "null" ? "PASS" : "FAIL")');

function openWindow(url) {
  return new Promise(resolve => {
    const win = window.open(url, '_blank');
    add_completion_callback(() => win.close());
    window.onmessage = e => {
      assert_equals(e.data, 'LOADED');
      resolve(win);
    };
  });
}

promise_test(() => {
  const kWindowURL = 'data-url-shared-window.html';
  const kRemoteWindowURL = get_host_info().HTTP_REMOTE_ORIGIN +
                           '/workers/data-url-shared-window.html';
  return openWindow(kWindowURL)
    .then(win => {
        const channel = new MessageChannel;
        win.postMessage(channel.port1, '*', [channel.port1]);
        return new Promise(resolve => channel.port2.onmessage = resolve);
      })
    .then(msg_event => {
        assert_equals(msg_event.data, 1);
        return openWindow(kRemoteWindowURL);
      })
    .then(win => {
        const channel = new MessageChannel;
        win.postMessage(channel.port1, '*', [channel.port1]);
        return new Promise(resolve => channel.port2.onmessage = resolve);
      })
    .then(msg_event => assert_equals(msg_event.data, 1));
}, 'A data: URL shared worker should not be shared among origins.');

</script>

quality98%

¤ Dauer der Verarbeitung: 0.33 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.