railroad-004

Tests that cx:railroad returns a single image if the nonterminal option is specified.

Test is expected to pass.

The pipeline

<p:declare-step xmlns:cx="http://xmlcalabash.com/ns/extensions"
                xmlns:p="http://www.w3.org/ns/xproc"
                xmlns:t="http://xproc.org/ns/testsuite/3.0" name="main" version="3.0">
   <p:import href="https://xmlcalabash.com/ext/library/railroad.xpl"/>
   <p:output port="result" sequence="true"/>
   <cx:railroad inline-literals="false" nonterminal="B">
      <p:with-input>
         <p:inline content-type="text/plain">
S ::= A B
A ::= "a"
B ::= B1 | B2
B1 ::= B2
B2 ::= "b"
      </p:inline>
      </p:with-input>
   </cx:railroad>
   <p:for-each>
      <p:identity>
         <p:with-input select="p:document-properties(.)"/>
      </p:identity>
      <p:cast-content-type content-type="application/xml"/>
   </p:for-each>
   <p:wrap-sequence wrapper="properties"/>
</p:declare-step>

Result

<properties xmlns:t="http://xproc.org/ns/testsuite/3.0">
   <map xmlns="http://www.w3.org/2005/xpath-functions">
      <string key="content-type">image/svg+xml</string>
      <array key="cx:referenced-by">
         <string>S</string>
      </array>
      <string key="cx:nonterminal">B</string>
      <string key="cx:ebnf"><div xmlns="http://www.w3.org/1999/xhtml" class="ebnf"><code>
               <div><a href="#B" title="B" shape="rect">B</a>        ::= <a href="#B1" title="B1" shape="rect">B1</a></div>
               <div>           | <a href="#B2" title="B2" shape="rect">B2</a></div></code></div></string>
      <string key="base-uri">file:/woodpecker/src/codeberg.org/xmlcalabash/xmlcalabash3/tests/extra-suite/test-suite/tests/rr-004.xml</string>
   </map>
</properties>

Schematron checks

<s:schema xmlns:s="http://purl.oclc.org/dsdl/schematron"
          xmlns:t="http://xproc.org/ns/testsuite/3.0" queryBinding="xslt2">
   <s:ns prefix="svg" uri="http://www.w3.org/2000/svg"/>
   <s:ns prefix="fn"
         uri="http://www.w3.org/2005/xpath-functions"/>
   <s:ns prefix="array"
         uri="http://www.w3.org/2005/xpath-functions/array"/>
   <s:pattern>
      <s:rule context="/">
         <s:assert test="properties">Result isn’t a properties document.</s:assert>
      </s:rule>
   </s:pattern>
   <s:pattern>
      <s:rule context="/properties">
         <s:assert test="count(fn:map) = 1">There is not one maps.</s:assert>
      </s:rule>
   </s:pattern>
   <s:pattern>
      <s:rule context="/properties/fn:map[1]">
         <s:assert test="fn:string['cx:nonterminal'] = 'B'">The nonterminal is incorrect.</s:assert>
         <s:assert test="exists(fn:array[@key = 'cx:referenced-by'])">The references are incorrect.</s:assert>
      </s:rule>
   </s:pattern>
</s:schema>

Revision history

30 Jan 2025, Norm Tovey-Walsh: Created test.