testing/web-platform/tests/navigation-api/ordering-and-transition/transition-finished-mark-as-handled.html

   1 <!doctype html>
   2 <script src="/resources/testharness.js"></script>
   3 <script src="/resources/testharnessreport.js"></script>
   4
   5 <script>
   6 async_test(t => {
   7   navigation.addEventListener("navigate", e => {
   8     e.transitionWhile(Promise.reject(new Error("oh no!")));
   9   });
  10
  11   window.onunhandledrejection = t.unreached_func("unhandledrejection must not fire");
  12
  13   location.href = "?1";
  14
  15   // Make sure to trigger the getter to ensure the promise materializes!
  16   navigation.transition.finished;
  17
  18   t.step_timeout(() => t.done(), 10);
  19 }, "navigation.transition.finished must not trigger unhandled rejections");
  20 </script>