viewport-011 (AB)

Test nested p:viewport and correct propagation of p:iteration-size and p:iteration-position.

Test is expected to pass.

Input: source

<doc xmlns:t="http://xproc.org/ns/testsuite/3.0">
   <sub>
      <para/>
      <para/>
      <para/>
   </sub>
   <sub>
      <para/>
      <para/>
      <para/>
      <para/>
   </sub>
</doc>

The pipeline

<p:declare-step xmlns:p="http://www.w3.org/ns/xproc"
                xmlns:t="http://xproc.org/ns/testsuite/3.0" version="3.0">
   <p:input port="source"/>
   <p:output port="result"/>
   <p:viewport match="sub">
      <p:variable name="p1"
                  select="p:iteration-position()"/>
      <p:variable name="s1" select="p:iteration-size()"/>
      
      <p:group>
         <p:variable name="p2"
                     select="p:iteration-position()"/>
         <p:variable name="s2"
                     select="p:iteration-size()"/>
         <p:viewport match="para">
            <p:variable name="p3"
                        select="p:iteration-position()"/>
            <p:variable name="s3"
                        select="p:iteration-size()"/>
            <p:add-attribute match="item"
                             attribute-name="pos">
               <p:with-input port="source">
                  <p:inline>
                     <item/>
                  </p:inline>
               </p:with-input>
               <p:with-option name="attribute-value"
                              select="concat($p1, ',', $s1, '-', $p2, ',', $s2, '-', $p3, ',', $s3)"/>
            </p:add-attribute>
         </p:viewport>
      </p:group>
   </p:viewport>
</p:declare-step>

Result

<doc xmlns:t="http://xproc.org/ns/testsuite/3.0">
   <sub>
      <item pos="1,2-1,2-1,3"/>
      <item pos="1,2-1,2-2,3"/>
      <item pos="1,2-1,2-3,3"/>
   </sub>
   <sub>
      <item pos="2,2-2,2-1,4"/>
      <item pos="2,2-2,2-2,4"/>
      <item pos="2,2-2,2-3,4"/>
      <item pos="2,2-2,2-4,4"/>
   </sub>
</doc>

Schematron checks

<s:schema xmlns="http://www.w3.org/1999/xhtml"
          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="doc">The document root is not 'doc'.</s:assert>
         <s:assert test="doc/sub[1]/item[1]/@pos='1,2-1,2-1,3'">sub[1]/item[1]/@pos is not '1,2-1,2-1,3'.</s:assert>
         <s:assert test="doc/sub[1]/item[2]/@pos='1,2-1,2-2,3'">sub[1]/item[2]/@pos is not '1,2-1,2-2,3'.</s:assert>
         <s:assert test="doc/sub[1]/item[3]/@pos='1,2-1,2-3,3'">sub[1]/item[3]/@pos is not '1,2-1,2-3,3'.</s:assert>
         <s:assert test="doc/sub[2]/item[1]/@pos='2,2-2,2-1,4'">sub[2]/item[1]/@pos is not '2,2-2,2-1,4'.</s:assert>
         <s:assert test="doc/sub[2]/item[2]/@pos='2,2-2,2-2,4'">sub[2]/item[2]/@pos is not '2,2-2,2-2,4'.</s:assert>
         <s:assert test="doc/sub[2]/item[3]/@pos='2,2-2,2-3,4'">sub[2]/item[3]/@pos is not '2,2-2,2-3,4'.</s:assert>
         <s:assert test="doc/sub[2]/item[4]/@pos='2,2-2,2-4,4'">sub[2]/item[4]/@pos is not '2,2-2,2-4,4'.</s:assert>
      </s:rule>
   </s:pattern>
</s:schema>

Revision history

10 Jun 2021, Achim Berndzen: Added attribute 'queryBinding' to schematron's schema.
18 Sep 2019, Achim Berndzen: Additional tests for p:viewport (partly ported from 1.0)