chromium/third_party/blink/web_tests/pointer-lock/lock-already-locked.html

<!DOCTYPE HTML>
<html>
<head>
<script src="../resources/js-test.js"></script>
<script src="../http/tests/resources/pointer-lock/pointer-lock-test-harness.js"></script>
</head>
<body>
<div>
  <div id="target1"></div>
  <div id="target2"></div>
</div>
<script>
    description("Test calling lock when already in a locked state.")
    window.jsTestIsAsync = true;

    targetdiv1 = document.getElementById("target1");
    targetdiv2 = document.getElementById("target2");

    // Expect change event only for all transitions below.
    expectedTargetToBeLockedString = "";
    document.onpointerlockchange = function ()
        {
            testPassed("document.onpointerlockchange event received.");
            shouldBe("document.pointerLockElement", expectedTargetToBeLockedString);
            doNextStepWithUserGesture();
        };
    document.onpointerlockerror =
        function () { testFailed("document.onpointerlockerror event received."); finishJSTest(); };

    todo = [
        function () {
            shouldBe("document.pointerLockElement", "null");
            debug("     Locking targetdiv1.")
            targetdiv1.requestPointerLock();
            expectedTargetToBeLockedString = "targetdiv1";
            // doNextStep() called by onpointerlockchange handler.
        },
        function () {
            debug("     Locking targetdiv1, again.")
            targetdiv1.requestPointerLock();
            expectedTargetToBeLockedString = "targetdiv1";
            // doNextStep() called by onpointerlockchange handler.
        },
        function () {
            debug("     Locking targetdiv2.")
            targetdiv2.requestPointerLock();
            expectedTargetToBeLockedString = "targetdiv2";
            // doNextStep() called by onpointerlockchange handler.
        },
    ];
    doNextStepWithUserGesture();
</script>
</body>
</html>