Tests function p:step-available user declared step.
Test ab-step-available-005.xml is expected to pass.
<p:declare-step xmlns:ex="http://example.com/ns/xproc-extensions" xmlns:p="http://www.w3.org/ns/xproc" name="main" version="3.0">
<p:output port="result"/>
<p:declare-step type="ex:step">
<p:input port="source"/>
<p:output port="result"/>
<p:identity/>
</p:declare-step>
<p:choose>
<p:when test="p:step-available('ex:step')">
<p:identity>
<p:with-input>
<right/>
</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>
<s:schema xmlns="http://www.w3.org/1999/xhtml" xmlns:s="http://purl.oclc.org/dsdl/schematron" queryBinding="xslt2">
<s:pattern>
<s:rule context="/">
<s:assert test="right">The document root is not “right”.</s:assert>
</s:rule>
</s:pattern>
</s:schema>
Added attribute 'queryBinding' to schematron's schema.
Initial test