frameSessionStorageMasterEqual.html

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<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<title>master frame for event storage propagation</title>

<script type="text/javascript" src="interOriginFrame.js"></script>

<script type="text/javascript">

var currentStep = 1;

var gotEvent = false;

window.addEventListener("storage", function(event)

  gotEvent = true;

});

function doStep()

  switch (currentStep)

    // In step 2 we instantiate sessionStorage in the other frame

    case 1:

      // Must not fire (storage must be clear!)

      sessionStorage.clear();

      // Must fire X:null->'1'

      sessionStorage.setItem("X", "1");

      // Must fire X:'1'->'2'

      sessionStorage.setItem("X", "2");

      // Must not fire

      sessionStorage.setItem("X", "2");

      // Must fire X:'2'->null

      sessionStorage.removeItem("X");

      // Must not fire

      sessionStorage.removeItem("X");

      // Must not fire

      sessionStorage.removeItem("Y");

      // Must fire X:null->'2' (we need something in the storage)

      sessionStorage.setItem("X", "2");

      // Must fire null:null->null (one item has been erased)

      sessionStorage.clear();

      // Must not fire

      sessionStorage.clear();

      break;

    // Wait some time to let the async event be propagated

    case 11:

      is(gotEvent, false, "Expected no events");

      return finishTest();

  // Increase by two to distinguish each test step order

  // in both master doStep and slave doStep functions.

  ++currentStep;

  ++currentStep;

  return true;

</script>

</head>

<body onload="postMsg('frame loaded', 'http://mochi.test:8888');">

  <iframe src="http://example.com:80/tests/dom/tests/mochitest/storageevent/frameSessionStorageSlaveEqual.html"

          name="slaveFrame">

  </iframe>

</body>

</html>