- From: Karen Coyle <kcoyle@kcoyle.net>
- Date: Thu, 29 Sep 2016 17:06:09 -0700
- To: public-data-shapes-wg@w3.org
On 9/29/16 3:54 PM, Holger Knublauch wrote: > Hi Jose > > others may correct me, but my understanding is that all conformant SHACL > validation engines need to produce all the "mandatory" fields of the > results format. which are sh:focusNode and sh:severity - which is a bit awkward since the focus node (isn't that "target node" now?) doesn't tell you what constraints were evaluated. They may decide to return less, but that should only be > an option. > > Our test cases should also include the full info, because engines that > only produce true or false can still use these test cases, while the > inverse is not the case. Since severity is mandatory, how will T/F work? kc > > Holger > > > On 29/09/2016 19:59, RDF Data Shapes Working Group Issue Tracker wrote: >> shapes-ISSUE-181: SHACL conformance for partial validation reports >> [SHACL Spec] >> >> http://www.w3.org/2014/data-shapes/track/issues/181 >> >> Raised by: Jose Emilio Labra Gayo >> On product: SHACL Spec >> >> When preparing the test-suite, it is not clear to me if we have to >> declare/check all the validation reports that must be returned by a >> SHACL processor or just a true/false. >> >> The spec contains the following phrase: >> >> "The validation process returns a validation report containing all >> validation results. For simpler validation scenarios, SHACL processors >> SHOULD provide an additional validation interface that returns only >> true for valid or false for invalid." >> >> A SHACL processor that wants to handle use case 3.31 >> (https://www.w3.org/TR/shacl-ucr/#uc34-large-scale-dataset-validation) >> about validating very large datasets may decide to return just the >> first violation it finds, instead of continue processing/generating >> all the possible violations. >> >> Is that SHACL processor conformant with the spec? In that case, when >> defining the test-suite, is it enough if we just declare true/false as >> the possible result of SHACL validation? Or if a SHACL processor >> returns just the first violation report that it finds? >> >> In any case, I think the spec should be more clear about when a SHACL >> processor is conformant or not if it doesn't return all the violation >> reports and just returns the first one or signals that there was an >> error. >> >> >> >> > > > -- Karen Coyle kcoyle@kcoyle.net http://kcoyle.net m: 1-510-435-8234 skype: kcoylenet/+1-510-984-3600
Received on Friday, 30 September 2016 00:06:44 UTC