window-onerror-runtime-error-throw.html

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This WPT test may be referenced by the following Test IDs:
- /html/webappapis/scripting/processing-model-2/window-onerror-runtime-error-throw.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html>

 <head>

  <title>window.onerror: runtime scripterrors</title>

  <script src="/resources/testharness.js"></script>

  <script src="/resources/testharnessreport.js"></script>

  <!--

    https://html.spec.whatwg.org/multipage/#runtime-script-errors

    says what to do for uncaught runtime script errors, and just below

    describes what to do when onerror is a Function.

-->

 </head>

 <body>

  <div id="log"></div>

  <script>

    setup({allow_uncaught_exception:true});

    var error_count = 0;

    window.onerror = function(msg, url, lineno) {

      ++error_count;

      test(function() {assert_equals(url, window.location.href)},

           "correct url passed to window.onerror");

      test(function() {assert_equals(lineno, 36)},

           "correct line number passed to window.onerror");

};

  </script>

  <script>

  try {

    // This error is caught, so it should NOT trigger onerror.

    throw "foo";

  } catch (ex) {

  // This error is NOT caught, so it should trigger onerror.

  throw "bar";

  </script>

  <script>

  test(function() {assert_equals(error_count, 1)},

       "correct number of calls to window.onerror");

  </script>

 </body>

</html>