iframe-nosrc.html - mozsearch

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/the-iframe-element/iframe-nosrc.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="UTF-8">

<title>Check processing of iframe without src and srcdoc attribute</title>

<link rel="author" title="Xidorn Quan" href="https://www.upsuper.org">

<link rel="author" title="Mozilla" href="https://www.mozilla.org">

<link rel="help" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#process-the-iframe-attributes">

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

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

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

<iframe></iframe>

<script>

  let iframe = document.querySelector("iframe");

  async_test(t => {

    let originDoc = iframe.contentDocument;

    window.addEventListener("load", t.step_func_done(() => {

      assert_equals(iframe.contentDocument, originDoc, "contentDocument shouldn't be changed");

    }));

  }, "iframe.contentDocument should not be changed");

  async_test(t => {

    iframe.addEventListener("load", t.unreached_func());

    window.addEventListener("load", () => t.done());

  }, "load event of iframe should not be fired after processing the element");

</script>