popstate.tentative.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /soft-navigation-heuristics/popstate.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE HTML>

<html>

<head>

<meta charset="utf-8">

<title>Detect simple soft navigation.</title>

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

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

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

<script src="/resources/testdriver-vendor.js"></script>

<script src="resources/soft-navigation-helper.js"></script>

</head>

<body>

  <main id=main>

    <div>

      <a id=link>Click me!</a>

    </div>

  </main>

  <script>

    // Push state twice, so that history.back() will trigger a popstate event,

    // when the first push state is restored.

    history.pushState({}, "", "foobar.html");

    history.pushState({}, "", "another_one.html");

    const link = document.getElementById("link");

    link.addEventListener("click", () => history.back());

    testSoftNavigation({

      addContent: () => {

        // Add the content to the main element

        const main = document.getElementById("main");

        main.removeChild(document.getElementsByTagName("div")[0]);

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

        const text = document.createTextNode("Lorem ipsum");

        div.appendChild(text);

        div.style="font-size: 3em";

        main.appendChild(div);

},

      link: link,

      testName: "A soft navigation that uses a same-document initiated popstate"

        + " event is recognized by SoftNavigationHeuristics",

      eventType: "popstate"});

  </script>

</body>

</html>