document-close-with-pending-script.html

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This WPT test may be referenced by the following Test IDs:
- /html/webappapis/dynamic-markup-insertion/closing-the-input-stream/document-close-with-pending-script.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>document.close called while a script is pending</title>

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

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

<body>

  <script>

    window.t = async_test();

    // We want start a document load, create an non-blocking script load inside

    // it, have the parser complete, then call document.open()/document.close()

    // after the parser is done but before the non-blocking script load

    // completes.  After we do that, the document should reach the 'complete'

    // ready state and the iframe's load event should fire.

    var loadFired = false;

    var i;

    var finish = t.step_func_done(() => {

      assert_equals(loadFired, true, "Should have fired a load event");

      assert_equals(i.contentDocument.readyState, "complete",

                    "Should be fully loaded");

});

    var checkForLoad = t.step_func(() => {

      if (loadFired) {

        finish();

      } else {

        i.addEventListener("load", finish);

});

    window.parserDone = t.step_func(() => {

      var doc = i.contentDocument;

      i.onload = () => { loadFired = true; }

      doc.open();

      doc.close();

      // It's not very clearly specced whether the document is

      // supposed to be fully loaded at this point or not, so allow

      // that to be the case, or to happen soonish.

      assert_true(doc.readyState == "interactive" ||

                  doc.readyState == "complete", "Should be almost loaded");

      if (doc.readyState == "complete") {

        checkForLoad();

      } else {

        doc.addEventListener("readystatechange", checkForLoad);

});

    t.step(() => {

        i = document.createElement("iframe");

        i.srcdoc = `

          <script>

            parent.t.step(() => {

              var s = document.createElement("script");

              s.src = "/common/slow.py";

              document.documentElement.appendChild(s);

              // Call into the parent async, so we finish our "end of parse"

              // work before it runs.

              document.addEventListener(

                "DOMContentLoaded",

                () => parent.t.step_timeout(parent.parserDone, 0));

});

          <\/script>

`;

        document.body.appendChild(i);

});

  </script>

</body>