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Re: [RDFa TC] interpretation of TC results

From: Benjamin Nowack <bnowack@semsol.com>
Date: Mon, 3 Mar 2008 12:05:16 +0100
To: "Hausenblas, Michael" <michael.hausenblas@joanneum.at>, <public-rdf-in-xhtml-tf@w3.org>
Message-ID: <PM-GA.20080303120516.15918.4.1D@semsol.com>


Hi,
What about tweaking the input doc and query to make things
pass on TRUE again?

[[
ASK WHERE {
   <#res> xhv:validRel <#val1> .
   OPTIONAL { <#res> xhv:invalidRel ?val2 . }
   FILTER (!bound(?val2))
}
]]

Best,
Benji


On 03.03.2008 10:49:32, Hausenblas, Michael wrote:
>
>
>All,
>
>As noticed recently [1] we have at least one TC (86) making it necessary
>to explicitly interpret the result of the SPARQL ASK query. Until now an
>RDFa extractor test would be done as so:
>
>1. fetch a TC(i), ie. 
> a) the input document in XHTML+RDFa TCI(i), and
> b) the SPARQL ASK query TCQ(i)
>
>2. apply the SPARQL ASK query TCQ(i) the output of the XHTML+RDFa -> RDF
>conversion, TCR(i)
>
>3. if this query yields 'YES' (that is: the triples are present), the
>implementation has passed this TC(i)
>
>There was an (implicit) assumption that TCQ(i) yielding 'YES' means
>'PASSED'. As TC 86 [1] shows, this is not true in all cases. To overcome
>this, I'd like to propose two alternative solutions, seeming practically
>doable. We could:
>
> I) Use the http://www.w3.org/2006/03/test-description#expectedResults
>property to additionally capture the expected answers (YES or NO, as
>string literal), OR
>
> II) Move the SPARQL ASK query TCQ(i) to a second
>http://www.w3.org/2006/03/test-description#informationResourceInput, and
>change the
>http://www.w3.org/2006/03/test-description#informationResourceResults to
>capture the expected answers (YES or NO, again as string literal)
>
>
>In the following I give the prospective rendering of the modified TC for
>each approach (I and II), above:
>
>_[ I ]__________________________________________________________
>
><Test0086> rdf:type test:TestCase;
>   dc:contributor "Ivan Herman";
>   dc:title "NO triple for a non-reserved @rel value";
>   test:informationResourceInput <0086.xhtml>;
>   test:informationResourceResults <0086.sparql>;
>   test:expectedResults 'NO';
>   test:purpose "Test that NO triple should be generated for a
>non-reserved @rel value";
>   test:reviewStatus test:approved;
>________________________________________________________________
>
>OR
>
>_[ II ]_________________________________________________________
>
><Test0086> rdf:type test:TestCase;
>   dc:contributor "Ivan Herman";
>   dc:title "NO triple for a non-reserved @rel value";
>   test:informationResourceInput <0086.xhtml>;
>   test:informationResourceInput <0086.sparql>;
>   test:informationResourceResults <0086.result>;
>   test:purpose "Test that NO triple should be generated for a
>non-reserved @rel value";
>   test:reviewStatus test:approved;
>
>
>0086.result would then contain a single (string) entry: 'NO'
>________________________________________________________________
>
>
>Please let me know how to proceed. Any thoughts?
>
>Cheers,
>	Michael
>
>
>[1] http://www.w3.org/2008/02/21-rdfa-irc.html#T16-26-22
>
>----------------------------------------------------------
> Michael Hausenblas, MSc.
> Institute of Information Systems & Information Management
> JOANNEUM RESEARCH Forschungsgesellschaft mbH
> Steyrergasse 17, A-8010 Graz, AUSTRIA
>
> <office>
>    phone: +43-316-876-1193 (fax:-1191)   
>   e-mail: michael.hausenblas@joanneum.at
>      web: http://www.joanneum.at/iis/ 
>
> <private>
>   mobile: +43-660-7621761
>      web: http://www.sw-app.org/ 
>----------------------------------------------------------
>
Received on Monday, 3 March 2008 11:05:38 UTC

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