reporterror-cross-realm-method.html

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This WPT test may be referenced by the following Test IDs:
- /html/webappapis/scripting/reporterror-cross-realm-method.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset="utf-8">

<title>self.reportError() dispatches an "error" event for this's relevant global object</title>

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

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

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

<body>

<script>

setup({ allow_uncaught_exception: true });

async_test(t => {

  window.addEventListener("error", t.unreached_func("'error' event should not be dispatched for top window!"));

  const iframe = document.createElement("iframe");

  iframe.onload = t.step_func_done(() => {

    let eventFired = false;

    const error = new TypeError("foo");

    const otherWindow = iframe.contentWindow;

    otherWindow.addEventListener("error", t.step_func(event => {

      assert_equals(event.error, error);

      eventFired = true;

    }));

    window.reportError.call(otherWindow, error);

    assert_true(eventFired);

});

  document.body.append(iframe);

});

</script>