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Re: On the way to v1.0: some new tests/bugs/fixes/questions

From: Jo Rabin <jrabin@mtld.mobi>
Date: Thu, 17 Jul 2008 12:44:07 +0100
Message-ID: <487F3087.6050905@mtld.mobi>
To: Miguel Garcia <miguel.garcia@fundacionctic.org>
CC: Francois Daoust <fd@w3.org>, public-mobileok-checker <public-mobileok-checker@w3.org>

 >When we implemented this test we interpreted that each stylesheet should
 >be checked individually. Let me move this issue to Jo.

I think that if something causes retrieval of a stylesheet that doesn't 
add anything to the style, that merits a warn. I hadn't thought that 
separate style elements actually counted as different style sheets, in 
that they are all part of the primary resource.

Jo

On 17/07/2008 12:00, Miguel Garcia wrote:
> Hi,
> 
> We have made a partial commit that fixes some of your reported bugs. But
> there are also some bugs that need some clarification.
> 
>> New bugs
>> --------
>> - ObjectsOrScript: the checker applies some of the tests to more than
>> just "Included Resources": OBJECTS_OR_SCRIPT-5 and OBJECTS_OR_SCRIPT-9
>> are applied to all objects, whereas OBJECTS_OR_SCRIPT-6,
>> OBJECTS_OR_SCRIPT-8, and OBJECTS_OR_SCRIPT-10 seem not to be
>>   see tests OBJECTS_OR_SCRIPT 4 and OBJECTS_OR_SCRIPT 5
>>
> 
> Tests OBJECTS_OR_SCRIPT 4 and OBJECTS_OR_SCRIPT 5 aren't on CVS so we
> couldn't check exactly where is the problem.
> 
> 
>> - ImagesSpecifySize: the checker checks all images, even those that are
>> not "Included Resources"
>>   see tests OBJECTS_OR_SCRIPT 4 and OBJECTS_OR_SCRIPT 5
> 
> Only images considered "Included Resources" are now checked.
> 
>> - ExternalResources: caching directives are not taken into account (an
>> image is counted only once, even if it's served with a no cache
> directive)
> 
> Caching directives are not taken into account. 
> 
>> - StyleSheetsUse: STYLE_SHEETS_USE-4 is applied to each style element.
>>   see test STYLE_SHEETS_USE 9
>>   I interpret "If all styles are restricted to presentation media
> types
>> other than "handheld" or "all" by means of @media at-rules, warn" as
>> being global, i.e. when all styles are taken together, if there are all
>> restricted to presentation media other than "handheld" or "all" by
> means
>> of @media at-rules, warn.
>>   In short, the following (defined in the same page) should not
> trigger
>> any WARN IMO, because the first style element contains some style rule
>> that applies to all presentations:
>>    <style type="text/css">body { color:green; }</style>
>>    <style type="text/css">@media tv { body { color: red; } }</style>
>>
> 
> When we implemented this test we interpreted that each stylesheet should
> be checked individually. Let me move this issue to Jo.
> 
>> - StyleSheetsUse: STYLE_SHEETS_USE-4 is applied on style elements
>> restricted to a media type different from "handheld" or "all" va the
>> media attribute.
>>   see test STYLE_SHEETS_USE 10
>>   In short, the following (stupid) code should not trigger any WARN
>> IMO, because the style is already restricted via the media attribute:
>>    <style type="text/css" media="tv">@media tv { body { color: red; }
>> }</style>
>>
> 
> We're currently working on this, it's already fixed for stylesheets
> included by the style tag (although not commited yet) but not for linked
> styles (included by link tag)
> 
>> - ContentFormatSupport: the CSS parser crashes when the external
>> stylesheet referenced by the page is the XHTML page
>>   see test CONTENT_FORMAT_SUPPORT 18
>>
> 
> It crashed when trying to check an CSS resource that was actually
> another type of document. Now the exception is catched and ignored.
> 
> 
>> - ContentFormatSupport: there is no info on the validity of objects
>> within the moki. There is thus no way to check that an image defined as
>> an object is a valid GIF/JPEG image.
>>   see test CONTENT_FORMAT_SUPPORT 20
>>
> 
> Added in moki document an "imageInfo" block to each object that is an
> image. The "imageInfo" block has the same structure as the respective
> "imageInfo" block existing for images.
> 
>> - Using the checker without a running Internet connection has some
> weird
>> consequences.
>>   run OBJECTS_OR_SCRIPT 1 without an Internet connection.
>>   The code defines a dummy URI at example.org when javascript links
> are
>> detected. I'm not sure why. What is sure is that without an
>> up-and-running Internet Connection, example.org cannot be resolved, and
>> this yields the following error message:
>>   <test name="LINK_TARGET_FORMAT" outcome="FAIL">
>>    <result name="LINK_TARGET_FORMAT-1" outcome="WARN">
>>     <info>WARN: The linked resource
>> http://example.org/#javascript%3Aalert%28%27javascript%3A+scripting%27%
> 29%3
>> B
>> is in a format ("") that may not be appropriate for a mobile
> device</info>
>>    </result>
>>    <result name="HTTP_RESPONSE-1" outcome="FAIL">
>>     <info>FAIL: The request to the resource
>> http://example.org/#javascript%3Aalert%28%27javascript%3A+scripting%27%
> 29%3
>> B
>> does not result in a valid HTTP response (because of network-level
>> error, DNS resolution error, or non-HTTP response) </info>
>>    </result>
>>   </test>
>>   -> Can we get rid of this hack somehow?
>>
> 
> We couldn't reproduce this error. 
> 
> Regards,
> Miguel and Abel
> 
Received on Thursday, 17 July 2008 11:45:53 GMT

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