Tests p:string-replace
Test ab-string-replace-006.xml is expected to pass.
<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" version="3.0">
   <p:output port="result">
   <p:string-replace match="element" replace="'text'">
      <p:with-input>
         <p:inline>This is a <element/>.</p:inline>
      </p:with-input>
   </p:string-replace>
   <p:wrap-sequence wrapper="result">
</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="result">The document root is not 'result'.</s:assert>
         <s:assert test="result/text()='This is a text.'">Result is not 'This is a text.'</s:assert>
      </s:rule>
   </s:pattern>
</s:schema>
Added attribute 'queryBinding' to schematron's schema.
Added test for the new "text-document" ruling.