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Bug 1105579 - increase browser_lastAccessedTab.js error tolerance further

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--HG--
extra : rebase_source : ae86e46ae659fc797cf8f20ae8c909f0a2f3cee9
This commit is contained in:
Dão Gottwald 2014-12-04 17:03:43 -08:00
parent 66dfd71524
commit 523a81c6dc
1 changed files with 15 additions and 8 deletions
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23
browser/base/content/test/general/browser_lastAccessedTab.js
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@ -1,33 +1,40 @@
/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
let originalTab;
let newTab;
// gBrowser.selectedTab.lastAccessed and Date.now() called from this test can't
// run concurrently, and therefore don't always match exactly.
const CURRENT_TIME_TOLERANCE_MS = 15;
function isCurrent(tab, msg) {
const tolerance = 5;
const difference = Math.abs(Date.now() - tab.lastAccessed);
ok(difference <= tolerance, msg + " (difference: " + difference + ")");
const DIFF = Math.abs(Date.now() - tab.lastAccessed);
ok(DIFF <= CURRENT_TIME_TOLERANCE_MS, msg + " (difference: " + DIFF + ")");
}
function nextStep(fn) {
setTimeout(fn, CURRENT_TIME_TOLERANCE_MS + 10);
}
let originalTab;
let newTab;
function test() {
waitForExplicitFinish();
originalTab = gBrowser.selectedTab;
setTimeout(step2, 10);
nextStep(step2);
}
function step2() {
isCurrent(originalTab, "selected tab has the current timestamp");
newTab = gBrowser.addTab("about:blank", {skipAnimation: true});
setTimeout(step3, 10);
nextStep(step3);
}
function step3() {
ok(newTab.lastAccessed < Date.now(), "new tab hasn't been selected so far");
gBrowser.selectedTab = newTab;
isCurrent(newTab, "new tab has the current timestamp after being selected");
setTimeout(step4, 10);
nextStep(step4);
}
function step4() {