Tests p:system-property().
Test ab-system-property-007.xml is expected to pass.
<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" version="3.0">
<p:output port="result"/>
<p:identity>
<p:with-input>
<result>{contains(p:system-property('Q{http://www.w3.org/ns/xproc}xpath-version'), '3.1')}</result>
</p:with-input>
</p:identity>
</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()='true'">Text node of result is not 'true'.</s:assert>
</s:rule>
</s:pattern>
</s:schema>
Added attribute 'queryBinding' to schematron's schema.
Replaced double curly brackets in TVT with single ones.
Added tests for p:system-property