tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

evaluation-error-2.html (1313B)


      1 <!DOCTYPE html>
      2 <title>Handling of evaluation errors, 2</title>
      3 
      4 <script src="/resources/testharness.js"></script>
      5 <script src="/resources/testharnessreport.js"></script>
      6 <script>
      7    setup({allow_uncaught_exception: true});
      8 
      9    window.log = [];
     10 
     11    window.addEventListener("error", ev => log.push(ev.error));
     12    window.addEventListener("unhandledrejection", unreachable);
     13 
     14    const test_load = async_test(
     15        "Test that ill-founded cyclic dependencies cause ReferenceError " +
     16        "during evaluation, which leads to error events on window, and that " +
     17        "exceptions are remembered.\n");
     18    window.addEventListener("load", test_load.step_func_done(ev => {
     19      const exn = log[1];
     20      assert_array_equals(log,
     21          ["cycle-tdz-access-a", exn, "load", exn, "load", exn, "load"]);
     22      assert_equals(exn.constructor, ReferenceError);
     23    }));
     24 
     25    function logLoad() { log.push("load"); }
     26 
     27    function unreachable() { log.push("unexpected"); }
     28 </script>
     29 <script type="module" src="cycle-tdz-access.js" async onerror="unreachable()"
     30    onload="logLoad()"></script>
     31 <script type="module" src="cycle-tdz-access.js" nomodule onerror="unreachable()"
     32    onload="logLoad()"></script>
     33 <script type="module" src="cycle-tdz-access.js" onerror="unreachable()"
     34    onload="logLoad()"></script>