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Bug 700591 - fix test_history_expiration.js DST timebomb.

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r=dietrich
This commit is contained in:
Marco Bonardo 2011-11-08 18:25:21 +01:00
parent 2010c8f7fc
commit f5d3051a32
1 changed files with 19 additions and 5 deletions
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24
toolkit/components/downloads/test/unit/test_history_expiration.js
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@ -39,6 +39,23 @@
* Make sure bug 431346 and bug 431597 don't cause crashes when batching.
*/
/**
* Returns a PRTime in the past usable to add expirable visits.
*
* @note Expiration ignores any visit added in the last 7 days, but it's
* better be safe against DST issues, by going back one day more.
*/
function getExpirablePRTime() {
let dateObj = new Date();
// Normalize to midnight
dateObj.setHours(0);
dateObj.setMinutes(0);
dateObj.setSeconds(0);
dateObj.setMilliseconds(0);
dateObj = new Date(dateObj.getTime() - 8 * 86400000);
return dateObj.getTime() * 1000;
}
function run_test()
{
// Like the code, we check to see if nav-history-service exists
@ -88,13 +105,10 @@ function run_test()
stmt.finalize();
}
// Add an expirable visit to this download.
let histsvc = Cc["@mozilla.org/browser/nav-history-service;1"].
getService(Ci.nsINavHistoryService);
// Add the download to places
// Add the visit in the past to circumvent possible VM timing bugs
// Go back by 9 days, since expiration ignores history in the last 7 days.
let expirableTime = Date.now() - 9 * 24 * 60 * 60 * 1000;
histsvc.addVisit(theURI, expirableTime * 1000, null,
histsvc.addVisit(theURI, getExpirablePRTime(), null,
histsvc.TRANSITION_DOWNLOAD, false, 0);
// Get the download manager as history observer and batch expirations