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/*
* Helper functions for online/offline events tests.
*
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/licenses/publicdomain/
*/
var gState = 0;
/**
* After all the on/offline handlers run,
* gState is expected to be equal to MAX_STATE.
*/
var MAX_STATE;
function trace(text) {
var t = text.replace(/&/g, "&" + "amp;").replace(/</g, "&" + "lt;") + "<br>";
//document.getElementById("display").innerHTML += t;
}
// window.ononline and window.onclick shouldn't work
// Right now, <body ononline=...> sets window.ononline (bug 380618)
// When these start passing, be sure to uncomment the code inside if(0) below.
todo(typeof window.ononline == "undefined",
"window.ononline should be undefined at this point");
todo(typeof window.onoffline == "undefined",
"window.onoffline should be undefined at this point");
if (0) {
window.ononline = function() {
ok(false, "window.ononline shouldn't be called");
}
window.onoffline = function() {
ok(false, "window.onclick shouldn't be called");
}
}
/**
* Returns a handler function for an online/offline event. The returned handler
* ensures the passed event object has expected properties and that the handler
* is called at the right moment (according to the gState variable).
* @param nameTemplate The string identifying the hanlder. '%1' in that
* string will be replaced with the event name.
* @param eventName 'online' or 'offline'
* @param expectedStates an array listing the possible values of gState at the
* moment the handler is called. The handler increases
* gState by one before checking if it's listed in
* expectedStates.
*/
function makeHandler(nameTemplate, eventName, expectedStates) {
return function(e) {
var name = nameTemplate.replace(/%1/, eventName);
++gState;
trace(name + ": gState=" + gState);
ok(expectedStates.indexOf(gState) != -1,
"handlers called in the right order: " + name + " is called, " +
"gState=" + gState + ", expectedStates=" + expectedStates);
ok(e.constructor == Event, "event should be an Event");
ok(e.type == eventName, "event type should be " + eventName);
ok(e.bubbles, "event should bubble");
ok(!e.cancelable, "event should not be cancelable");
ok(e.target == (document instanceof HTMLDocument
? document.body : document.documentElement),
"the event target should be the body element");
}
}
function doTest() {
var iosvc = SpecialPowers.Cc["@mozilla.org/network/io-service;1"]
.getService(SpecialPowers.Ci.nsIIOService2);
iosvc.manageOfflineStatus = false;
iosvc.offline = false;
ok(navigator.onLine, "navigator.onLine should be true, since we've just " +
"set nsIIOService.offline to false");
gState = 0;
trace("setting iosvc.offline = true");
iosvc.offline = true;
trace("done setting iosvc.offline = true");
ok(!navigator.onLine,
"navigator.onLine should be false when iosvc.offline == true");
ok(gState == window.MAX_STATE,
"offline event: all registered handlers should have been invoked, " +
"actual: " + gState);
gState = 0;
trace("setting iosvc.offline = false");
iosvc.offline = false;
trace("done setting iosvc.offline = false");
ok(navigator.onLine,
"navigator.onLine should be true when iosvc.offline == false");
ok(gState == window.MAX_STATE,
"online event: all registered handlers should have been invoked, " +
"actual: " + gState);
}
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