<!DOCTYPE html>
<title>Service Worker: Register wait-forever-in-install-worker</title>
<script src="/resources/testharness.js"></script>
<script src="resources/testharness-helpers.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
<script>

promise_test(function(t) {
    var bad_script = 'resources/wait-forever-in-install-worker.js';
    var good_script = 'resources/empty-worker.js';
    var scope = 'resources/wait-forever-in-install-worker';
    var other_scope = 'resources/wait-forever-in-install-worker-other';
    var registration;
    var registerPromise;

    return navigator.serviceWorker.register(bad_script, {scope: scope})
      .then(function(r) {
          t.add_cleanup(function() {
              return service_worker_unregister(t, scope);
            });

          registration = r;
          assert_equals(registration.installing.scriptURL,
                        normalizeURL(bad_script));

          // This register job should not start until the first
          // register for the same scope completes.
          registerPromise =
            navigator.serviceWorker.register(good_script, {scope: scope});

          // In order to test that the above register does not complete
          // we will perform a register() on a different scope.  The
          // assumption here is that the previous register call would
          // have completed in the same timeframe if it was able to do
          // so.
          return navigator.serviceWorker.register(good_script,
                                                  {scope: other_scope});
        })
      .then(function(swr) {
          return swr.unregister();
        })
      .then(function() {
          assert_equals(registration.installing.scriptURL,
                        normalizeURL(bad_script));
          registration.installing.postMessage('STOP_WAITING');
          return registerPromise;
        })
      .then(function(swr) {
          assert_equals(registration.installing.scriptURL,
                        normalizeURL(good_script));
          return wait_for_state(t, registration.installing, 'activated');
        })
  }, 'register worker that calls waitUntil with a promise that never ' +
     'resolves in oninstall');

</script>