<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
                 type="text/css"?>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=343416
-->
<window title="Mozilla Bug 343416"
  xmlns:html="http://www.w3.org/1999/xhtml"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <title>Test for Bug 343416</title>
  <script type="application/javascript" 
   src="chrome://mochikit/content/MochiKit/packed.js"></script>
  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />

<body  xmlns="http://www.w3.org/1999/xhtml">
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=343416">Mozilla Bug 343416</a>
<p id="display"></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
</pre>
</body>

<script class="testbody" type="application/javascript">
<![CDATA[

/** Test for Bug 343416 **/
SimpleTest.waitForExplicitFinish();

// Observer:
var idleObserver =
{
    QueryInterface: function _qi(iid)
    {
        if (iid.equals(Components.interfaces.nsISupports) ||
            iid.equals(Components.interfaces.nsIObserver))
        {
            return this;
        }
        throw Components.results.NS_ERROR_NO_INTERFACE;
    },
    observe: function _observe(subject, topic, data)
    {
        if (topic != "idle")
            return;
        
        var diff = Math.abs(data - newIdleSeconds * 1000);

//        ok (diff < 5000, "The idle time should have increased by roughly 6 seconds, " +
//                         "as that's when we told this listener to fire.");
//        if (diff >= 5000)
//            alert(data + "  " + newIdleSeconds);

        // Attempt to get to the nsIIdleService        
        var subjectOK = false;
        try {
            var idleService = subject.QueryInterface(nsIIdleService);
            subjectOK = true;
        }
        catch (ex)
        {}
        ok(subjectOK, "The subject of the notification should be the " +
                      "nsIIdleService.");

        // Attempt to remove ourselves.
        var removedObserver = false;
        try {
            idleService.removeIdleObserver(this, newIdleSeconds);
            removedObserver = true;
        }
        catch (ex)
        {}
        ok(removedObserver, "We should be able to remove our observer here.");
        finishedListenerOK = true;
        if (finishedTimeoutOK)
        {
            clearTimeout(testBailout);
            finishThisTest();
        }
    }
};


const nsIIdleService = Components.interfaces.nsIIdleService;
const nsIISCID = "@mozilla.org/widget/idleservice;1";
var idleService = null;
try
{
    idleService = Components.classes[nsIISCID].getService(nsIIdleService);
}
catch (ex)
{}

ok(idleService, "nsIIdleService should exist and be implemented on all tier 1 platforms.");

var idleTime = null;
try
{
    idleTime = idleService.idleTime;
}
catch (ex)
{}

ok (idleTime, "Getting the idle time should not fail " +
              "in normal circumstances on any tier 1 platform.");

// Now we set up a timeout to sanity-test the idleTime after 5 seconds
setTimeout(testIdleTime, 5000);
var startTimeStamp = Date.now();

// Now we add the listener:
var newIdleSeconds = Math.floor(idleTime / 1000) + 6;
var addedObserver = false;
try
{
    idleService.addIdleObserver(idleObserver, newIdleSeconds);
    addedObserver = true;
}
catch (ex)
{}

ok(addedObserver, "The nsIIdleService should allow us to add an observer.");

addedObserver = false;
try
{
    idleService.addIdleObserver(idleObserver, newIdleSeconds);
    addedObserver = true;
}
catch (ex)
{}

ok(addedObserver, "The nsIIdleService should allow us to add the same observer again.");

var removedObserver = false;
try
{
    idleService.removeIdleObserver(idleObserver, newIdleSeconds);
    removedObserver = true;
}
catch (ex)
{}

ok(removedObserver, "The nsIIdleService should allow us to remove the observer just once.");

function testIdleTime()
{
    try
    {
        var newIdleTime = idleService.idleTime;
    }
    catch (ex)
    {}
    ok(newIdleTime, "Getting the idle time should not fail " +
                    "in normal circumstances on any tier 1 platform.");
    // Get the time difference, remove the approx. 5 seconds that we've waited,
    // should be very close to 0 left.
    var timeDiff = Math.abs((newIdleTime - idleTime) -
                            (Date.now() - startTimeStamp));
    // 0.5 second leniency.
    ok(timeDiff < 500, "The idle time should have increased by roughly the " +
                       "amount of time it took for the timeout to fire.");
    finishedTimeoutOK = true;
}

// make sure we still exit when the listener and/or setTimeout don't fire:
var testBailout = setTimeout(finishThisTest, 12000);
var finishedTimeoutOK = false, finishedListenerOK = false;
function finishThisTest()
{
    ok(finishedTimeoutOK, "We set a timeout and it should have fired by now.");
    ok(finishedListenerOK, "We added a listener and it should have been called by now.");
    if (!finishedListenerOK)
    {
        var removedListener = false;
        try
        {
            idleService.removeIdleObserver(idleObserver, newIdleSeconds);
            removedListener = true;
        }
        catch (ex)
        {}
    
        ok(removedListener, "We added a listener and we should be able to remove it.");
    }
    // Done:
    SimpleTest.finish();
}

]]>
</script>

</window>
