reset-form-event-realm.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/resetting-a-form/reset-form-event-realm.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>reset() event firing realm</title>

<link rel="help" href="https://html.spec.whatwg.org/#resetting-a-form">

<link rel="help" href="https://dom.spec.whatwg.org/#concept-event-fire">

<link rel="author" title="Domenic Denicola" href="mailto:d@domenic.me">

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

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

<iframe src="support/reset-form-event-realm.html"></iframe>

<iframe></iframe>

<script>

"use strict";

async_test(t => {

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

    const frame0Form  = frames[0].document.forms[0];

    const frame1Body = frames[1].document.body;

    frame1Body.appendChild(frame0Form);

    let resetCalled = false;

    frame0Form.onreset = t.step_func(ev => {

      resetCalled = true;

      const functionConstructorInEvRealm = ev.constructor.constructor;

      const functionConstructorInFormRealm = frame0Form.constructor.constructor;

      assert_equals(functionConstructorInEvRealm, functionConstructorInFormRealm,

        "the event must be created in the realm of the target");

});

    frame0Form.reset();

    assert_true(resetCalled, "The reset event handler must have been called");

});

}, "reset()'s event must be fired in the Realm of the target")

</script>