> On Nov 12, 2019, at 4:52 AM, Frédéric Wang <fw...@igalia.com> wrote: > > On 09/11/2019 04:02, Ryosuke Niwa wrote: >> >>>>> - Requires us modifying each port's DRT to support this format >>>>> >>>>> No, it just requires webkitpy hacking which I've done in the patch. >>>> I'm not certain writing a bunch of regular expressions in webkitpy is >>>> a reliable mechanism to find expected results. Another issue I found >>>> back then was that it significantly slowed run-webkit-tests' startup >>>> time because WPT has a workflow to find all tests & their expected >>>> results upfront before any tests could run. >>> The patch uses html5lib (via BeautifulSoup), which is exactly what WPT, and >>> our importer use to find the ref tests. >>> >>> We don't find references up-front; only when running each test. This patch >>> does add some overhead for parsing each test file, >>> which I measured to be about 1-2 sec on a directory which took 30s to run. >>> I think this slight slowdown is worthwhile (we could >>> probably eliminate it with some webkitpy optimizations). >> Hm... that's ~3% overhead. > > @Simon: I agree with Ryosuke that 3% sounds big. IIUC you are parsing > the HTML file when running each test? I thought that there is a > MANIFEST.json file which is supposed to cache that information, why > can't we use it?
I don't see any files call MANIFEST.json in the wpt repo. There are reftest.list files but these are obsolete. I hope to get that 3% back by other webkitpy perf optimizations (python optimization hints welcome). Simon _______________________________________________ webkit-dev mailing list webkit-dev@lists.webkit.org https://lists.webkit.org/mailman/listinfo/webkit-dev