Re: Mismatch between CSS and web-platform-tests semantics for reftests

On 08/19/2014 03:28 PM, James Graham wrote:
>> I don't have usage stats of the various cases handy, but I know of a
>> bunch of tests offhand that require each scenario, and I've also
>> recently advised test authors about these features to solve problems
>> they were encountering. This isn't something we can drop or
>> significantly water down.
> Can you actually point to some concrete examples? No one has done that
> so far, much less estimated how often these features are required.
> Are these features something that any actual implementation is running?
> As far as I can tell from the documentation, Mozilla reftests don't
> support this feature, and I guess from Dirke's response that
> Blink/WebKit reftests don't either. That doesn't cover all possible
> implementations of course.

Mozilla uses the multiple-references-that-must-all-match feature.
No implementation supports match-any-of-these-references because
for a given implementation, only one answer is chosen and therefore
the others become mismatch references for that implementation. But
for the shared test suite, we need to have that semantic.


Received on Wednesday, 20 August 2014 00:39:24 UTC