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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* What this is aimed to test:
*
* Expiration will obey to hardware spec, but user can set a custom maximum
* number of pages to retain, to restrict history, through
* "places.history.expiration.max_pages".
* This limit is used at next expiration run.
* If the pref is set to a number < 0 we will use the default value.
*/
var tests = [
{
desc: "Set max_pages to a negative value, with 1 page.",
maxPages: -1,
addPages: 1,
expectedNotifications: 0, // Will ignore and won't expire anything.
},
{
desc: "Set max_pages to 0.",
maxPages: 0,
addPages: 1,
expectedNotifications: 1,
},
{
desc: "Set max_pages to 0, with 2 pages.",
maxPages: 0,
addPages: 2,
expectedNotifications: 2, // Will expire everything.
},
// Notice if we are over limit we do a full step of expiration. So we ensure
// that we will expire if we are over the limit, but we don't ensure that we
// will expire exactly up to the limit. Thus in this case we expire
// everything.
{
desc: "Set max_pages to 1 with 2 pages.",
maxPages: 1,
addPages: 2,
expectedNotifications: 2, // Will expire everything (in this case).
},
{
desc: "Set max_pages to 10, with 9 pages.",
maxPages: 10,
addPages: 9,
expectedNotifications: 0, // We are at the limit, won't expire anything.
},
{
desc: "Set max_pages to 10 with 10 pages.",
maxPages: 10,
addPages: 10,
expectedNotifications: 0, // We are below the limit, won't expire anything.
},
];
add_task(async function test_pref_maxpages() {
// The pref should not exist by default.
try {
getMaxPages();
do_throw("interval pref should not exist by default");
} catch (ex) {}
// Set interval to a large value so we don't expire on it.
setInterval(3600); // 1h
for (let testIndex = 1; testIndex <= tests.length; testIndex++) {
let currentTest = tests[testIndex - 1];
print("\nTEST " + testIndex + ": " + currentTest.desc);
currentTest.receivedNotifications = 0;
// Setup visits.
let now = getExpirablePRTime();
for (let i = 0; i < currentTest.addPages; i++) {
let page = "http://" + testIndex + "." + i + ".mozilla.org/";
await PlacesTestUtils.addVisits({ uri: uri(page), visitDate: now-- });
}
const listener = events => {
for (const event of events) {
print("page-removed " + event.url);
Assert.equal(event.type, "page-removed");
Assert.ok(event.isRemovedFromStore);
Assert.equal(event.reason, PlacesVisitRemoved.REASON_EXPIRED);
currentTest.receivedNotifications++;
}
};
PlacesObservers.addListener(["page-removed"], listener);
setMaxPages(currentTest.maxPages);
// Expire now.
await promiseForceExpirationStep(-1);
PlacesObservers.removeListener(["page-removed"], listener);
Assert.equal(
currentTest.receivedNotifications,
currentTest.expectedNotifications
);
// Clean up.
await PlacesUtils.history.clear();
}
clearMaxPages();
await PlacesUtils.history.clear();
});
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