The Tor Browser: dom/events/test/test_bug336682.js@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /*

     2  * Helper functions for online/offline events tests.

     3  *

     4  * Any copyright is dedicated to the Public Domain.

     5  * http://creativecommons.org/licenses/publicdomain/

     6  */

     7 var gState = 0;

     8 /**

     9  * After all the on/offline handlers run,

    10  * gState is expected to be equal to MAX_STATE.

    11  */

    12 var MAX_STATE;

    14 function trace(text) {

    15   var t = text.replace(/&/g, "&" + "amp;").replace(/</g, "&" + "lt;") + "<br>";

    16   //document.getElementById("display").innerHTML += t;

    17 }

    19 // window.ononline and window.onclick shouldn't work

    20 // Right now, <body ononline=...> sets window.ononline (bug 380618)

    21 // When these start passing, be sure to uncomment the code inside if(0) below.

    22 todo(typeof window.ononline == "undefined",

    23      "window.ononline should be undefined at this point");

    24 todo(typeof window.onoffline == "undefined",

    25      "window.onoffline should be undefined at this point");

    27 if (0) {

    28   window.ononline = function() {

    29     ok(false, "window.ononline shouldn't be called");

    30   }

    31   window.onoffline = function() {

    32     ok(false, "window.onclick shouldn't be called");

    33   }

    34 }

    36 /**

    37  * Returns a handler function for an online/offline event. The returned handler

    38  * ensures the passed event object has expected properties and that the handler

    39  * is called at the right moment (according to the gState variable).

    40  * @param nameTemplate The string identifying the hanlder. '%1' in that

    41  *                     string will be replaced with the event name.

    42  * @param eventName 'online' or 'offline'

    43  * @param expectedStates an array listing the possible values of gState at the

    44  *                       moment the handler is called. The handler increases

    45  *                       gState by one before checking if it's listed in

    46  *                       expectedStates.

    47  */

    48 function makeHandler(nameTemplate, eventName, expectedStates) {

    49   return function(e) {

    50     var name = nameTemplate.replace(/%1/, eventName);

    51     ++gState;

    52     trace(name + ": gState=" + gState);

    53     ok(expectedStates.indexOf(gState) != -1,

    54        "handlers called in the right order: " + name + " is called, " +

    55        "gState=" + gState + ", expectedStates=" + expectedStates);

    56     ok(e.constructor == Event, "event should be an Event");

    57     ok(e.type == eventName, "event type should be " + eventName);

    58     ok(e.bubbles, "event should bubble");

    59     ok(!e.cancelable, "event should not be cancelable");

    60     ok(e.target == (document instanceof HTMLDocument

    61                     ? document.body : document.documentElement),

    62        "the event target should be the body element");

    63   }

    64 }

    66 function doTest() {

    67   var iosvc = SpecialPowers.Cc["@mozilla.org/network/io-service;1"]

    68                            .getService(SpecialPowers.Ci.nsIIOService2);

    69   iosvc.manageOfflineStatus = false;

    70   iosvc.offline = false;

    71   ok(navigator.onLine, "navigator.onLine should be true, since we've just " +

    72                        "set nsIIOService.offline to false");

    74   gState = 0;

    76   trace("setting iosvc.offline = true");

    77   iosvc.offline = true;

    78   trace("done setting iosvc.offline = true");

    79   ok(!navigator.onLine,

    80      "navigator.onLine should be false when iosvc.offline == true");

    81   ok(gState == window.MAX_STATE,

    82      "offline event: all registered handlers should have been invoked, " +

    83      "actual: " + gState);

    85   gState = 0;

    86   trace("setting iosvc.offline = false");

    87   iosvc.offline = false;

    88   trace("done setting iosvc.offline = false");

    89   ok(navigator.onLine,

    90      "navigator.onLine should be true when iosvc.offline == false");

    91   ok(gState == window.MAX_STATE,

    92      "online event: all registered handlers should have been invoked, " +

    93      "actual: " + gState);

    94 }

The Tor Browser / file revision