Bug 1586084 [wpt PR 19496] - Service Worker: Fetch event added asynch…

…ronously doesn't throw., a=testonly Automatic update from web-platform-tests Service Worker: Fetch event added asynchronously doesn't throw. Based on the spec (whatwg/dom#653), addEventListener after the first evaluation of the Service worker script should not throw. Change-Id: I46af276a67e021cf277a98195bf5c04583ad0b0a Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1838376 Reviewed-by: Matt Falkenhagen <[email protected]> Commit-Queue: Daniel Soromou <[email protected]> Cr-Commit-Position: refs/heads/master@{#702753} -- wpt-commits: 42efecfdb246ea0f22b5a82f5c13659894de3d72 wpt-pr: 19496
mozilla · Oct 14, 2019 · 75b2667 · 75b2667
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diff --git a/testing/web-platform/tests/service-workers/service-worker/fetch-event-add-async.https.html b/testing/web-platform/tests/service-workers/service-worker/fetch-event-add-async.https.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<title>Service Worker: Fetch event added asynchronously doesn't throw</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="resources/test-helpers.sub.js"></script>
+<script>
+'use strict';
+
+service_worker_test(
+  'resources/fetch-event-add-async-worker.js');
+</script>
diff --git a/...b-platform/tests/service-workers/service-worker/resources/fetch-event-add-async-worker.js b/...b-platform/tests/service-workers/service-worker/resources/fetch-event-add-async-worker.js
@@ -0,0 +1,6 @@
+importScripts('/resources/testharness.js');
+
+promise_test(async () => {
+  await new Promise(handler => { step_timeout(handler, 0); });
+  self.addEventListener('fetch', () => {});
+}, 'fetch event added asynchronously does not throw');