event-handler-non-content-document-idl-attributes.html

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This WPT test may be referenced by the following Test IDs:
- /html/webappapis/scripting/events/event-handler-non-content-document-idl-attributes.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

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

<link rel="help" href="https://html.spec.whatwg.org/multipage/webappapis.html#handler-onreadystatechange">

<link rel="help" href="https://html.spec.whatwg.org/multipage/webappapis.html#handler-onvisibilitychange">

<script>

  var handlerExecuted = false;

  ["div", "body", "frameset"].forEach(elementName => {

    ["readystatechange", "visibilitychange"].forEach(eventName => {

      let attributeName = `on${eventName}`;

      test(t => {

        t.add_cleanup(_ => { handlerExecuted = false });

        let element = document.createElement(elementName);

        element.setAttribute(attributeName, "handlerExecuted = true;")

        element.dispatchEvent(new Event(eventName, {bubbles: false}));

        assert_false(handlerExecuted);

      },`${elementName}.on${eventName} is not an event handler content attribute`);

});

});

</script>