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<!DOCTYPE HTML>
<html>
  <!--
  https://bugzilla.mozilla.org/show_bug.cgi?id=784402
  -->
  <head>
    <title>Bug 784402</title>
    <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js">
    </script>
    <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js">
    </script>
    <script type="application/javascript" src="pointerlock_utils.js"></script>
    <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  </head>
  <body>
    <a target="_blank"
       href="https://bugzilla.mozilla.org/show_bug.cgi?id=784402">
      Mozilla Bug 784402</a>
    <p id="display"></p>

    <iframe src ="iframe_differentDOM.html" allowfullscreen="true" id="iframe"
      onload="startTest()"
      sandbox="allow-scripts allow-same-origin allow-pointer-lock">
    </iframe>

    <pre id="test">
      <script type="application/javascript">
        /*
         * Test for Bug 784402
         * Test allow-pointer-lock sandbox flag.
         */

        SimpleTest.waitForExplicitFinish(1);

        var iframe = document.getElementById("iframe")
          , iframeDiv
          , contentDocument
          , pointerLocked = 0
          , numberOfRuns = 0;

        function runTests () {
          is(pointerLocked, 1, "Pointer should only have been locked once. " +
            "Without allow-pointer-lock flag, a sandboxed document should not be " +
            "able to lock the pointer");
          SimpleTest.finish();
        }

        function resetIframe () {
          contentDocument.exitFullscreen();

          // remove allow-pointer-lock sandbox flag
          iframe.setAttribute("sandbox", "allow-scripts allow-same-origin");
          // reloads the iframe, startTest function gets called again
          iframe.setAttribute("src", "iframe_differentDOM.html");
        }

        function startTest () {
          SimpleTest.waitForFocus(doStartTest, iframe.contentWindow);
        }
        function doStartTest() {
          contentDocument = iframe.contentDocument;
          iframeDiv = contentDocument.getElementById("div");

          numberOfRuns++;

          contentDocument.addEventListener("pointerlockchange", function () {
            if (contentDocument.pointerLockElement === iframeDiv) {
              pointerLocked++;
              contentDocument.exitFullscreen();
            }
          });

          contentDocument.addEventListener("pointerlockerror", function () {
            contentDocument.exitFullscreen();
          });

          contentDocument.addEventListener("fullscreenchange", function () {
            if (contentDocument.fullscreenElement) {
              ok(contentDocument.fullscreenElement === iframeDiv,
                 "Fullscreen element can only be iframe div");
              // during second run iframe won't have allow-pointer-lock flag and
              // requestPointerLock will fail, pointerlockerror should be fired
              iframeDiv.requestPointerLock();
            } else if (numberOfRuns === 1) {
              resetIframe();
            } else if (numberOfRuns === 2) {
              runTests();
            }
          });

        iframeDiv.requestFullscreen();
      }
      </script>
    </pre>
  </body>
</html>