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Re: [css-ruby] CSS ruby tests

From: Richard Ishida <ishida@w3.org>
Date: Mon, 24 Aug 2015 12:33:27 +0100
To: Xidorn Quan <quanxunzhen@gmail.com>
Cc: www International <www-international@w3.org>, "CJK discussion (public-i18n-cjk@w3.org)" <public-i18n-cjk@w3.org>, W3C Style <www-style@w3.org>
Message-ID: <55DB0107.8090003@w3.org>
On 24/08/2015 11:55, Xidorn Quan wrote:
> On Mon, Aug 24, 2015 at 8:38 PM, Richard Ishida <ishida@w3.org> wrote:
>> over the weekend i developed a set of basic, user-oriented tests for css
>> ruby properties and behaviours, and produced results for major browsers.
>> you can find the results and links to tests at
>> http://www.w3.org/International/tests/repo/results/css-ruby
> Thanks for the great work.
>> what follows is a high-level summary of results for tests on Firefox,
>> Chrome, Opera, Safari and Edge:
>> all browsers put the annotations 'over' the base by default. No browser
>> allows you to move the annotation to the other side. No browser supports
>> bopomofo annotations.
> These tests do not match the spec. In the CSS Ruby spec,
> `ruby-position` can only be applied to <rtc>, not <rt>. If you follow
> that spec, and set the property for <ruby>, then Firefox should work
> properly, otherwise, that would be an bug of Gecko.
>> there is some support for ruby-align values in Firefox, but they only work
>> on the annotations, not the base.  By default the browsers align as
>> 'space-around'.
> These tests do not match the spec, either. The property `ruby-align`
> only affects the box it is applied. To make ruby base work, you need
> to apply that property to <rb>, not <rt>. Alternatively, like
> `ruby-position`, set the property on <ruby> and just let the
> descendents inherit it, you should get the expected result, otherwise,
> that would be an bug of Gecko.
>> no browser hides an annotation if it is identical to the base text it
>> annotates (eg. for 'furigana').
> Hmm... This seems to be a real bug for us. Thanks for pointing that out.
> - Xidorn

thanks for the feedback, Xidorn. I'll adapt the tests.

i'm surprised that ruby-position only works with rtc, and i don't 
understand why that would be the case.  I'll think about that some more 
and make further comments.

Received on Monday, 24 August 2015 11:33:42 UTC

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