Tests that for a single document on source content-type header is composed of document property 'content-type' and serialization?encoding if present.
Test ab-http-request-114.xml is expected to pass.
<p:declare-step xmlns:p="http://www.w3.org/ns/xproc" version="3.0">
<p:output port="result"/>
<p:http-request href="http://tests.xproc.org/service/echo" method="post">
<p:with-input>
<p:inline content-type="text/html" document-properties="map{'serialization' : map{'encoding' : 'ISO-8859-1'}}"><html xmlns=""/></p:inline>
</p:with-input>
</p:http-request>
<p:identity>
<p:with-input pipe="report"/>
</p:identity>
<p:identity>
<p:with-input><result xmlns="">{.?headers?content-type}</result></p:with-input>
</p:identity>
</p:declare-step>
<s:schema xmlns:s="http://purl.oclc.org/dsdl/schematron">
<s:pattern>
<s:rule context="/">
<s:assert test="result">The root element is not 'result'.</s:assert>
<s:assert test="result/text()='text/html; charset=ISO-8859-1'">The content type is not correct.</s:assert>
</s:rule>
</s:pattern>
</s:schema>
Added new tests for p:http-request.