chromium/third_party/blink/web_tests/http/tests/serviceworker/fetch-request-with-gc.html

<!DOCTYPE html>
<title>Service Worker: fetch(e.request) with GC</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/get-host-info.js?pipe=sub"></script>
<script src="resources/test-helpers.js"></script>
<body>
<!--
This test is cannot be upstreamed to WPT because it tests very blink specific
problems related to V8 and bindings.
-->
<script>
async_test(function(t) {
    var SCOPE = 'resources/fetch-request-with-gc-iframe.html';
    var SCRIPT = 'resources/fetch-request-with-gc.js';
    var host_info = get_host_info();

    login(t, host_info.HTTP_ORIGIN, host_info.HTTP_REMOTE_ORIGIN)
      .then(function() {
          return service_worker_unregister_and_register(t, SCRIPT, SCOPE);
        })
      .then(function(registration) {
          return wait_for_state(t, registration.installing, 'activated');
        })
      .then(function() { return with_iframe(SCOPE); })
      .then(function(frame) {
          return new Promise(function(resolve, reject) {
              var channel = new MessageChannel();
              channel.port1.onmessage = t.step_func(function(e) {
                  assert_equals(e.data.results, 'finish');
                  frame.remove();
                  service_worker_unregister_and_done(t, SCOPE);
                });
              frame.contentWindow.postMessage({},
                                              host_info['HTTP_ORIGIN'],
                                              [channel.port2]);
            });
        })
      .catch(unreached_rejection(t));
  }, 'Calling gc and delaying calling fetch in onFetch should not lead to crash');
</script>
</body>