<?xml version="1.0" encoding="UTF-8"?>
<t:test expected="pass"
        xmlns:t="http://xproc.org/ns/testsuite/3.0">
   <t:info>
      <t:title>viewport-005 (AB)</t:title>
      <t:revision-history>
         <t:revision>
            <t:date>2021-06-10</t:date>
            <t:author>
               <t:name>Achim Berndzen</t:name>
            </t:author>
            <t:description xmlns="http://www.w3.org/1999/xhtml">
               <p>Added attribute 'queryBinding' to schematron's schema.</p>
            </t:description>
         </t:revision>
         <t:revision>
            <t:date>2019-09-18</t:date>
            <t:author>
               <t:name>Achim Berndzen</t:name>
            </t:author>
            <t:description xmlns="http://www.w3.org/1999/xhtml">
               <p>Additional tests for p:viewport (partly ported from 1.0)</p>
            </t:description>
         </t:revision>
      </t:revision-history>
   </t:info>
   <t:description xmlns="http://www.w3.org/1999/xhtml">
      <p>Test 
         <code>p:viewport</code> with 
         <code>p:iteration-position()</code> and 
         <code>p:iteration-size()</code>.</p>
   </t:description>
   <t:pipeline>
      <p:declare-step version="3.0"
                      xmlns:p="http://www.w3.org/ns/xproc">
         <p:output port="result"/>
         <p:viewport match="para"
                     name="viewport">
            <p:with-input>
               <doc>
                  <para>Some paragraph.</para>
                  <para>Some paragraph.</para>
                  <para>Some paragraph.</para>
                  <para>
                     <para>Nested paragraph.</para>
                  </para>
               </doc>
            </p:with-input>
            <p:choose name="choose">
               <p:when test="p:iteration-position() = 1">
                  <p:identity>
                     <p:with-input>
                        <p:inline>
                           <first/>
                        </p:inline>
                        <p:pipe step="viewport"
                                port="current"/>
                     </p:with-input>
                  </p:identity>
               </p:when>
               <p:when test="p:iteration-position() = p:iteration-size()">
                  <p:identity>
                     <p:with-input>
                        <p:pipe step="viewport"
                                port="current"/>
                        <p:inline>
                           <last/>
                        </p:inline>
                     </p:with-input>
                  </p:identity>
               </p:when>
               <p:otherwise>
                  <p:identity/>
               </p:otherwise>
            </p:choose>
         </p:viewport>
      </p:declare-step>
   </t:pipeline>
   <t:schematron>
      <s:schema queryBinding="xslt2"
                xmlns:s="http://purl.oclc.org/dsdl/schematron"
                xmlns="http://www.w3.org/1999/xhtml">
         <s:pattern>
            <s:rule context="/">
               <s:assert test="doc">The document root is not 'doc'.</s:assert>
               <s:assert test="count(doc/*)=6">Document root does not have 6 children.</s:assert>
               <s:assert test="doc/*[1]/name()='first'">First child is not 'first'.</s:assert>
               <s:assert test="doc/*[2]/name()='para'">Second child is not 'para'.</s:assert>
               <s:assert test="doc/*[3]/name()='para'">Third child is not 'para'.</s:assert>
               <s:assert test="doc/*[4]/name()='para'">Fourth child is not 'para'.</s:assert>
               <s:assert test="doc/*[5]/name()='para'">Fifth child is not 'para'.</s:assert>
               <s:assert test="doc/*[6]/name()='last'">Sixth child is not 'last'.</s:assert>
            </s:rule>
         </s:pattern>
      </s:schema>
   </t:schematron>
</t:test>