Element-setAttribute-respects-Elements-node-documents-globals-CSP-after-adoption-from-TT-realm.html

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This WPT test may be referenced by the following Test IDs:
- /trusted-types/Element-setAttribute-respects-Elements-node-documents-globals-CSP-after-adoption-from-TT-realm.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <meta charset="utf-8" />

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

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

  </head>

  <body>

    <script>

      const iframeSrcdoc = `

      <!DOCTYPE html>

        <head>

        <meta charset="utf-8">

        <meta

        http-equiv="Content-Security-Policy"

        content="require-trusted-types-for 'script'"

/>

      </head>

        <body>

          <div id="nonSVGTestElements">

            <iframe id="iframe.srcdoc" srcdoc="v"></iframe>

            <script id="script.src" src="v"><\/script>

          </div>

          <svg id="svgTestElements">

            <script id="script.href" href="v"><\/script>

            <script id="script.xlink:href" xlink:href="v"><\/script>

          </svg>

      </body>`;

      const testCases = [

        ['iframe', 'srcdoc'],

        ['script', 'src'],

        ['script', 'href'],

        ['script', 'xlink:href'],

];

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

      sourceFrame.srcdoc = iframeSrcdoc;

      document.body.append(sourceFrame);

      sourceFrame.addEventListener("load", () => {

        testCases.forEach(testCase => {

          async_test(t => {

            t.step_func_done(() => {

              const elementId = testCase.join(".");

              const sourceElement =

                sourceFrame.contentWindow.document.getElementById(elementId);

              const sourceAttr = sourceElement.getAttributeNode(testCase[1]);

              sourceElement.removeAttributeNode(sourceAttr);

              document.body.append(sourceElement);

              // Now `sourceElement`'s node document's global should belong to

              // a non-TT realm.

              // Hence, below calls of `setAttributeNode` and `setAttributeNS`

              // should not throw.

              // See the analogous test

              // <Element-setAttribute-respects-Elements-node-documents-globals-CSP-after-adoption-from-TT-realm.html>

              // for details about the relevant specs.

              sourceElement.setAttributeNode(sourceAttr);

              sourceElement.setAttributeNS(sourceAttr.namespaceURI,

                sourceAttr.name, sourceAttr.value);

              assert_true(true,

                "Neither `setAttributeNode` nor `setAttributeNS` threw");

            })();

          }, `Trusted types are not enforced for setAttributeNode and

              setAttributeNS after moving the target node from a TT-realm to a

              non-TT realm for ${testCase[0]}.${testCase[1]}`);

});

});

    </script>

  </body>

</html>