Commit 0f3006f1 authored by Arthur Edelstein's avatar Arthur Edelstein Committed by Georg Koppen
Browse files

Regression tests for Bug 15646: Prevent keyboard layout fingerprinting in KeyboardEvent

parent 46e6c7ff

dom/events/test/mochitest.ini

+1 −0
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@@ -192,3 +192,4 @@ support-files = 
[test_bug1013412.html]

skip-if = buildapp == 'b2g' # no wheel events on b2g

[test_dom_activate_event.html]

[test_tor_bug15646.html]

dom/events/test/test_tor_bug15646.html

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<!DOCTYPE HTML>

<html>

<!--

https://trac.torproject.org/15646

-->

<head>

  <title>Test for Bug 15646</title>

  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

  <script type="application/javascript" src="/tests/SimpleTest/SpawnTask.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

</head>

<body>

<a target="_blank" href="https://trac.torproject.org/15466">Tor Bug 15646</a>

<p id="display"></p>

<div id="content" style="display: none">



</div>

<pre id="test">

</pre>

<span id="testTarget" style="border: 1px solid black;">testTarget</span>

<script type="application/javascript;version=1.7">

  SimpleTest.waitForExplicitFinish();

  let miscKeyData = [

    ["Alt", "AltLeft", 18],

    ["ArrowDown", "ArrowDown", 40],

    ["ArrowLeft", "ArrowLeft", 37],

    ["ArrowRight", "ArrowRight", 39],

    ["ArrowUp", "ArrowUp", 38],

    ["Backspace", "Backspace", 8],

    ["CapsLock", "CapsLock", 20],

    ["ContextMenu", "ContextMenu", 93],

    ["Control", "ControlLeft", 17],

    ["Delete", "Delete", 46],

    ["End", "End", 35],

    ["Enter", "Enter", 13],

    ["Escape", "Escape", 27],

    ["Help", "Help", 6],

    ["Home", "Home", 36],

    ["Insert", "Insert", 45],

    ["Meta", "OSLeft", 91],

    ["PageDown", "PageDown", 34],

    ["PageUp", "PageUp", 33],

    ["Pause", "Pause", 19],

    ["PrintScreen", "PrintScreen", 44],

    ["ScrollLock", "ScrollLock", 145],

    ["Shift", "ShiftLeft", 16],

    ["Tab", "Tab", 9],

    [" ", "Space", 32],

    [",", "Comma", 188],

    [".", "Period", 190],

    ["/", "Slash", 191],

    [";", "Semicolon", 59],

    ["'", "Quote", 222],

    ["[", "BracketLeft", 219],

    ["]", "BracketRight", 221],

    ["`", "Backquote", 192],

    ["\\", "Backslash", 220],

    ["-", "Minus", 173],

    ["=", "Equal", 61],

  ];

  let uppers = [], lowers = [];

  for (let i = 65; i < 91; ++i) {

    let upperChar = String.fromCharCode(i);

    lowers.push([upperChar.toLowerCase(), "Key" + upperChar, i]);

    uppers.push([upperChar, "Key" + upperChar, i]);

  }

  let fnKeys = [];

  for (let i = 1; i < 25; ++i) {

    let keyName = "F" + i,

        keyCode = i + 111;

    fnKeys.push([keyName, keyName, keyCode]);

  }

  let digits = [];

  for (let i = 0; i < 10; ++i) {

    let keyName = "" + i,

        keyCode = 48 + i;

    digits.push([keyName, "Digit" + keyName, keyCode]);

  }

  let allKeyData = miscKeyData.concat(lowers).concat(fnKeys).concat(digits);

  let pushPref = function (key, value) {

    return new Promise(resolve => {

      SpecialPowers.pushPrefEnv({"set": [[key, value]]}, resolve);

    });

  };

  let miscShiftKeyData = [

    ["!", "Digit1", 49],

    ["@", "Digit2", 50],

    ["#", "Digit3", 51],

    ["$", "Digit4", 52],

    ["%", "Digit5", 53],

    ["^", "Digit6", 54],

    ["&", "Digit7", 55],

    ["*", "Digit8", 56],

    ["(", "Digit9", 57],

    [")", "Digit0", 48],

    ["<", "Comma", 188],

    [">", "Period", 190],

    ["?", "Slash", 191],

    [":", "Semicolon", 59],

    ["\"", "Quote", 222],

    ["{", "BracketLeft", 219],

    ["}", "BracketRight", 221],

    ["~", "Backquote", 192],

    ["|", "Backslash", 220],

    ["_", "Minus", 173],

    ["+", "Equal", 61],

  ];

  let allShiftKeyData = miscShiftKeyData.concat(uppers);



  // __dispatchAndListen(target, eventObject)__.

  // Dispatch the given event to the target object.

  // Return a promise that resolves to the event when

  // that event is received by an event listener.

  let dispatchAndListen = function (target, eventObject) {

    let eventType = eventObject.type;

    return new Promise(function (resolve, reject) {

      let listenFunction = function (event) {

        target.removeEventListener(eventType, listenFunction);

        resolve(event);

      };

      target.addEventListener(eventType, listenFunction);

      target.dispatchEvent(eventObject);

    });

  };



  // Run tests asynchronously.

  spawn_task(function* () {

    for (let keyData of [allKeyData, allShiftKeyData]) {

      for (let resistFingerprinting of [false, true]) {

        let expectedShiftKey = keyData === allShiftKeyData && resistFingerprinting;

        yield pushPref("privacy.resistFingerprinting", resistFingerprinting);

        for (let [keyName, code, keyCode] of keyData) {

          let keyboardEvent = new KeyboardEvent("keydown", { key : keyName, altKey : true, location : 2 });

          let receivedEvent = yield dispatchAndListen(document.body, keyboardEvent);

          let expectedKeyCode = resistFingerprinting ? keyCode : 0;

          is(receivedEvent.keyCode, expectedKeyCode,

             "Event.keyCode should be " + expectedKeyCode);

          is(receivedEvent.shiftKey, expectedShiftKey,

             "Event.shiftKey should be " + expectedShiftKey);

          if (expectedShiftKey) {

            ok(!receivedEvent.altKey,

               "Alt should be suppressed for fake shift keys.");

          }

          if (resistFingerprinting) {

            let expectedCode = code;

            is(receivedEvent.code, expectedCode,

               "Event.code should be " + expectedCode);

            ok(receivedEvent.location === 0 || receivedEvent.location === 1,

               "Event.location should be 0 or 1.");

          }

        }

      }

    }

    SimpleTest.finish();

  });



</script>

</body>

</html>