The Tor Browser: dom/tests/mochitest/storageevent/frameSessionStorageMasterNotEqual.html@97036ab72558

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

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

     2 <head>

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

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

     6 <script type="text/javascript">

     8 var currentStep = 1;

     9 var gotEvent = false;

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

    12 {

    13   gotEvent = true;

    14 }, false);

    16 function doStep()

    17 {

    18   switch (currentStep)

    19   {

    20     case 1:

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

    22       sessionStorage.clear();

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

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

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

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

    27       // Must not fire

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

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

    30       sessionStorage.removeItem("X");

    31       // Must not fire

    32       sessionStorage.removeItem("X");

    33       // Must not fire

    34       sessionStorage.removeItem("Y");

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

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

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

    38       sessionStorage.clear();

    39       // Must not fire

    40       sessionStorage.clear();

    41       break;

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

    44     case 11:

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

    46       return finishTest();

    47   }

    49   // Increase by two to distinguish each test step order

    50   // in both master doStep and slave doStep functions.

    51   ++currentStep;

    52   ++currentStep;

    54   return true;

    55 }

    57 </script>

    59 </head>

    61 <body onload="postMsg('frame loaded');">

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

    63           name="slaveFrame">

    64   </iframe>

    65 </body>

    66 </html>

The Tor Browser / file revision

dom/tests/mochitest/storageevent/frameSessionStorageMasterNotEqual.html@97036ab72558

dom/tests/mochitest/storageevent/frameSessionStorageMasterNotEqual.html