[webkit-dev] Re: [webkit-changes] [24907] trunk

[Mitz Pettel]

If I understood the bug fix and the test correctly, then a test like  
this might work: do 5000 iterations (instead of 30000) and look at the  
ratio between the time the first 500 and last 500 iterations take.

On Aug 7, 2007, at 5:22 PM, Antti Koivisto wrote:

> On 8/7/07, Mitz Pettel <opendarwin.org at mitzpettel.com> wrote:
>> On Aug 7, 2007, at 2:15 PM, antti at webkit.org wrote:
>> - added performance test. With debug build on MBP this takes about  
>> 1.5s to
>> run.
>>
>> * fast/block/basic/stress-shallow-nested-expected.txt: Added.
>> * fast/block/basic/stress-shallow-nested.html: Added.
>>
>> (emphases mine). Nothing about that makes sense to me.
>
> Are you objecting to testing performance regressions as part of the
> test suite in general or particular method here? I'm open to
> suggestions.
>
> It does not take long to run (300ms on release, 1.5s on debug MBP) so
> I thought it would be appropriate for automatic test. There are
> similar cases in the suite already. It needs to have non-zero
> execution time so that O(n^2) nature of the bug shows up in testable
> way.
>
>
>   antti
>
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