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Dan Witte 2009-03-16 01:33:31 -07:00
parent 6fb4beaaad
commit f2c1f023c9
1 changed files with 0 additions and 106 deletions
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extensions/cookie/test/test_eviction.html
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<!DOCTYPE HTML>
<html>
<head>
<title>Test for cookie eviction</title>
<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body onload="setupTest()">
<p id="display"></p>
<pre id="test">
<script class="testbody" type="text/javascript">
function setupTest() {
SimpleTest.waitForExplicitFinish();
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
// twiddle prefs to convenient values for this test
var prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch);
prefs.setIntPref("network.cookie.purgeAge", 2);
prefs.setIntPref("network.cookie.maxNumber", 1000);
var cm = Components.classes["@mozilla.org/cookiemanager;1"]
.getService(Components.interfaces.nsICookieManager2);
// eviction is performed based on two limits: when the total number of cookies
// exceeds maxNumber + 10% (1100), and when cookies are older than purgeAge
// (1 second). purging is done when both conditions are satisfied, and only
// those cookies are purged.
// we test the following cases of eviction:
// 1) excess and age are satisfied, but only some of the excess are old enough
// to be purged.
is(testEviction(cm, 1101, 5, 50, 1051), 1051, "incorrect number of cookies");
// 2) excess and age are satisfied, and all of the excess are old enough
// to be purged.
is(testEviction(cm, 1101, 5, 100, 1001), 1001, "incorrect number of cookies");
// 3) excess and age are satisfied, and more than the excess are old enough
// to be purged.
is(testEviction(cm, 1101, 5, 500, 1001), 1001, "incorrect number of cookies");
// 4) excess but not age are satisfied.
is(testEviction(cm, 2000, 0, 0, 2000), 2000, "incorrect number of cookies");
// 5) age but not excess are satisfied.
is(testEviction(cm, 1100, 5, 200, 1100), 1100, "incorrect number of cookies");
cm.removeAll();
// reset prefs to defaults
prefs.setIntPref("network.cookie.purgeAge", 30 * 24 * 60 * 60);
prefs.setIntPref("network.cookie.maxNumber", 2000);
SimpleTest.finish();
}
// test that cookies are evicted by order of lastAccessed time, if both the limit
// on total cookies (maxNumber + 10%) and the purge age are exceeded
function
testEviction(aCM, aNumberTotal, aSleepDuration, aNumberAfter, aNumberToExpect)
{
const Ci = Components.interfaces;
aCM.removeAll();
var i;
for (i = 0; i < aNumberTotal; ++i) {
var host = "eviction." + i + ".tests";
aCM.add(host, "", "test", "eviction", false, false, false, Math.pow(2, 62));
if ((i == aNumberAfter - 1) && aSleepDuration) {
// sleep a while, to make sure the first batch of cookies is older than
// the second (timer resolution varies on different platforms).
sleep(aSleepDuration * 1000);
}
}
var enumerator = aCM.enumerator;
i = 0;
while (enumerator.hasMoreElements()) {
var cookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
++i;
if (aNumberTotal != aNumberToExpect) {
var hostNumber = new Number(cookie.rawHost.split(".")[1]);
if (hostNumber < (aNumberTotal - aNumberToExpect)) break;
}
}
return i;
}
// delay for a number of milliseconds
function sleep(delay)
{
var start = new Date().getTime();
while (new Date().getTime() < start + delay);
}
</script>
</pre>
</body>
</html>