Declare-step-011 (AB)

Tests a step is visible to itself for recursive call.

Test is expected to pass.

The pipeline

<p:declare-step xmlns:p="http://www.w3.org/ns/xproc"
                xmlns:t="http://xproc.org/ns/testsuite/3.0" xmlns:x="http://dummy"
                xmlns:xs="http://www.w3.org/2001/XMLSchema" version="3.0">
   <p:output port="result"/>
   <p:declare-step type="Q{http://dummy}step"
                   name="step">
      <p:input port="source" sequence="true"/>
      <p:output port="result" sequence="true"/>
      <p:option name="counter" as="xs:integer"
                required="true"/>
      <p:choose>
         <p:when test="$counter = 0">
            <p:identity/>
         </p:when>
         <p:otherwise>
            <x:step counter="{$counter -1}"
                    name="recursion">
               <p:with-input>
                  <p:inline>
                     <element/>
                  </p:inline>
                  <p:pipe step="step" port="source"/>
               </p:with-input>
            </x:step>
         </p:otherwise>
      </p:choose>
   </p:declare-step>
   <x:step counter="3">
      <p:with-input>
         <p:empty/>
      </p:with-input>
   </x:step>
   <p:wrap-sequence wrapper="result"/>
</p:declare-step>

Result

<result xmlns:t="http://xproc.org/ns/testsuite/3.0">
   <element xmlns:x="http://dummy"
            xmlns:xs="http://www.w3.org/2001/XMLSchema"/>
   <element xmlns:x="http://dummy"
            xmlns:xs="http://www.w3.org/2001/XMLSchema"/>
   <element xmlns:x="http://dummy"
            xmlns:xs="http://www.w3.org/2001/XMLSchema"/>
</result>

Schematron checks

<s:schema xmlns:s="http://purl.oclc.org/dsdl/schematron"
          xmlns:t="http://xproc.org/ns/testsuite/3.0" queryBinding="xslt2">
   <s:pattern>
      <s:rule context="/">
         <s:assert test="result">The document root is not 'result'.</s:assert>
         <s:assert test="count(result/*) = 3">Result does not have three children.</s:assert>
         <s:assert test="count(result/element)=3">Result does not have three 'element' children.</s:assert>
      </s:rule>
   </s:pattern>
</s:schema>

Revision history

10 Jun 2021, Achim Berndzen: Added attribute 'queryBinding' to schematron's schema.
20 Jul 2019, Achim Berndzen: Fixed test by declaring xs-namespace.
25 Feb 2019, Achim Berndzen: Added new tests for p:declare-step and p:import.