AB choose-068

The pipeline

<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" name="pipeline" version="3.0">
   <p:output port="result"/>
   <p:identity name="test-context">
      <p:with-input>
         <doc/>
      </p:with-input>
   </p:identity>
   <p:identity>
      <p:with-input>
         <right/>
      </p:with-input>
   </p:identity>
   <p:choose>
      <p:when test="count(collection())=5" collection="true">
         <p:with-input>
            <p:pipe step="test-context"/>
            <p:inline>
               <in/>
            </p:inline>
            <p:pipe step="test-context"/>
            <p:inline>
               <in/>
            </p:inline>
            <p:pipe step="test-context"/>
         </p:with-input>
         <p:identity/>
      </p:when>
      <p:otherwise>
         <p:identity>
            <p:with-input>
               <wrong/>
            </p:with-input>
         </p:identity>
      </p:otherwise>
   </p:choose>
</p:declare-step>