Tests p:http-request: parameter 'status-only' = true delivers empty sequence, but headers are present.
Test ab-http-request-050.xml is expected to pass.
It requires the following features: p:http-request.
<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" version="3.0">
<p:output port="result"/>
<p:http-request href="http://localhost:8246/service/fixed-xml" parameters="map{'status-only' : true()}">
<p:with-input>
<p:empty/>
</p:with-input>
</p:http-request>
<p:identity>
<p:with-input pipe="report"/>
</p:identity>
<p:identity>
<p:with-input>
<header>{.?headers?content-type}</header>
</p:with-input>
</p:identity>
</p:declare-step>
<s:schema xmlns:s="http://purl.oclc.org/dsdl/schematron" queryBinding="xslt2">
<s:pattern>
<s:rule context="/">
<s:assert test="starts-with(header/text(),'application/xml')">There are no headers.</s:assert>
</s:rule>
</s:pattern>
</s:schema>
Added attribute 'queryBinding' to schematron's schema.
Changed headers to lower-case.
Added new tests for p:http-request.