Tests static option in imported library with @visibility='private' is not visible in importer.
Test ab-library-020.xml is expected to pass.
<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" xmlns:x="http://test" version="3.0">
<p:import href="../pipelines/ab-library-016.xpl"/>
<p:output port="result"/>
<p:option name="option" static="true" select="99"/>
<x:step/>
</p:declare-step>
<s:schema xmlns:s="http://purl.oclc.org/dsdl/schematron" queryBinding="xslt2">
<s:pattern>
<s:rule context="/">
<s:assert test="doc">The document root is not 'doc'.</s:assert>
<s:assert test="doc/text()='41'">Document root does not contain a text node with '41'.</s:assert>
</s:rule>
</s:pattern>
</s:schema>
Added attribute 'queryBinding' to schematron's schema.
Added new tests for p:declare-step and p:import.