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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that domain eviction occurs when the cookies per base domain limit is
// reached, and that expired cookies are evicted before live cookies.
var test_generator = do_run_test();
function run_test()
{
do_test_pending();
do_run_generator(test_generator);
}
function continue_test()
{
do_run_generator(test_generator);
}
function do_run_test()
{
// Set the base domain limit to 50 so we have a known value.
Services.prefs.setIntPref("network.cookie.maxPerHost", 50);
let futureExpiry = Math.floor(Date.now() / 1000 + 1000);
// test eviction under the 50 cookies per base domain limit. this means
// that cookies for foo.com and bar.foo.com should count toward this limit,
// while cookies for baz.com should not. there are several tests we perform
// to make sure the base domain logic is working correctly.
// 1) simplest case: set 100 cookies for "foo.bar" and make sure 50 survive.
setCookies("foo.bar", 100, futureExpiry);
do_check_eq(countCookies("foo.bar", "foo.bar"), 50);
// 2) set cookies for different subdomains of "foo.baz", and an unrelated
// domain, and make sure all 50 within the "foo.baz" base domain are counted.
setCookies("foo.baz", 10, futureExpiry);
setCookies(".foo.baz", 10, futureExpiry);
setCookies("bar.foo.baz", 10, futureExpiry);
setCookies("baz.bar.foo.baz", 10, futureExpiry);
setCookies("unrelated.domain", 50, futureExpiry);
do_check_eq(countCookies("foo.baz", "baz.bar.foo.baz"), 40);
setCookies("foo.baz", 20, futureExpiry);
do_check_eq(countCookies("foo.baz", "baz.bar.foo.baz"), 50);
// 3) ensure cookies are evicted by order of lastAccessed time, if the
// limit on cookies per base domain is reached.
setCookies("horse.radish", 10, futureExpiry);
// Wait a while, to make sure the first batch of cookies is older than
// the second (timer resolution varies on different platforms).
do_timeout(100, continue_test);
yield;
setCookies("tasty.horse.radish", 50, futureExpiry);
do_check_eq(countCookies("horse.radish", "horse.radish"), 50);
let enumerator = Services.cookiemgr.enumerator;
while (enumerator.hasMoreElements()) {
let cookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
if (cookie.host == "horse.radish")
do_throw("cookies not evicted by lastAccessed order");
}
// Test that expired cookies for a domain are evicted before live ones.
let shortExpiry = Math.floor(Date.now() / 1000 + 2);
setCookies("captchart.com", 49, futureExpiry);
Services.cookiemgr.add("captchart.com", "", "test100", "eviction",
false, false, false, shortExpiry, {});
do_timeout(2100, continue_test);
yield;
do_check_eq(countCookies("captchart.com", "captchart.com"), 50);
Services.cookiemgr.add("captchart.com", "", "test200", "eviction",
false, false, false, futureExpiry, {});
do_check_eq(countCookies("captchart.com", "captchart.com"), 50);
enumerator = Services.cookiemgr.getCookiesFromHost("captchart.com", {});
while (enumerator.hasMoreElements()) {
let cookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
do_check_true(cookie.expiry == futureExpiry);
}
do_finish_generator_test(test_generator);
}
// set 'aNumber' cookies with host 'aHost', with distinct names.
function
setCookies(aHost, aNumber, aExpiry)
{
for (let i = 0; i < aNumber; ++i)
Services.cookiemgr.add(aHost, "", "test" + i, "eviction",
false, false, false, aExpiry, {});
}
// count how many cookies are within domain 'aBaseDomain', using three
// independent interface methods on nsICookieManager2:
// 1) 'enumerator', an enumerator of all cookies;
// 2) 'countCookiesFromHost', which returns the number of cookies within the
// base domain of 'aHost',
// 3) 'getCookiesFromHost', which returns an enumerator of 2).
function
countCookies(aBaseDomain, aHost)
{
let enumerator = Services.cookiemgr.enumerator;
// count how many cookies are within domain 'aBaseDomain' using the cookie
// enumerator.
let cookies = [];
while (enumerator.hasMoreElements()) {
let cookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
if (cookie.host.length >= aBaseDomain.length &&
cookie.host.slice(cookie.host.length - aBaseDomain.length) == aBaseDomain)
cookies.push(cookie);
}
// confirm the count using countCookiesFromHost and getCookiesFromHost.
let result = cookies.length;
do_check_eq(Services.cookiemgr.countCookiesFromHost(aBaseDomain),
cookies.length);
do_check_eq(Services.cookiemgr.countCookiesFromHost(aHost), cookies.length);
enumerator = Services.cookiemgr.getCookiesFromHost(aHost, {});
while (enumerator.hasMoreElements()) {
let cookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
if (cookie.host.length >= aBaseDomain.length &&
cookie.host.slice(cookie.host.length - aBaseDomain.length) == aBaseDomain) {
let found = false;
for (let i = 0; i < cookies.length; ++i) {
if (cookies[i].host == cookie.host && cookies[i].name == cookie.name) {
found = true;
cookies.splice(i, 1);
break;
}
}
if (!found)
do_throw("cookie " + cookie.name + " not found in master enumerator");
} else {
do_throw("cookie host " + cookie.host + " not within domain " + aBaseDomain);
}
}
do_check_eq(cookies.length, 0);
return result;
}
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