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Bug 413775 - 'undefined' median in pageloader when only testing a single cycle

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a=anodelman r=vlad


git-svn-id: svn://10.0.0.236/trunk@243931 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
anodelman%mozilla.com 2008-01-24 19:53:13 +00:00
parent 49f11d6834
commit 24b3f7219d
1 changed files with 15 additions and 11 deletions
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26
mozilla/layout/tools/pageloader/report.js
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@ -107,18 +107,22 @@ function getArrayStats(ary) {
}
// median
sorted_ary = ary.concat();
sorted_ary.sort();
// remove longest run
sorted_ary.pop();
if (sorted_ary.length%2) {
r.median = sorted_ary[(sorted_ary.length-1)/2];
if (ary.length > 1) {
sorted_ary = ary.concat();
sorted_ary.sort();
// remove longest run
sorted_ary.pop();
if (sorted_ary.length%2) {
r.median = sorted_ary[(sorted_ary.length-1)/2];
}else{
var n = Math.floor(sorted_ary.length / 2);
if (n >= sorted_ary.length)
r.median = sorted_ary[n];
else
r.median = (sorted_ary[n] + sorted_ary[n + 1]) / 2;
}
}else{
var n = Math.floor(sorted_ary.length / 2);
if (n >= sorted_ary.length)
r.median = sorted_ary[n];
else
r.median = (sorted_ary[n] + sorted_ary[n + 1]) / 2;
r.median = ary[0];
}
// ignore max value when computing mean and stddev