Tests that standard error and standard output are processed.
Test polyglot-011.xml is expected to pass.
It requires the following features: polyglot.
<p:declare-step xmlns:cx="http://xmlcalabash.com/ns/extensions" xmlns:err="http://www.w3.org/ns/xproc-error" xmlns:p="http://www.w3.org/ns/xproc" version="3.0">
<p:import href="https://xmlcalabash.com/ext/library/polyglot.xpl"/>
<p:import href="https://xmlcalabash.com/ext/library/pipeline-messages.xpl"/>
<p:output port="result"/>
<cx:python name="python">
<p:with-input port="program">
<p:inline content-type="text/plain" expand-text="false">
import sys
print("This is stdout")
print("This is stderr", file=sys.stderr)
42
</p:inline>
</p:with-input>
</cx:python>
<cx:pipeline-messages p:depends="python" level="info" clear="true"/>
</p:declare-step>
<s:schema xmlns:s="http://purl.oclc.org/dsdl/schematron" queryBinding="xslt2">
<s:ns prefix="cx" uri="http://xmlcalabash.com/ns/extensions"/>
<s:pattern>
<s:rule context="/">
<s:assert test="cx:messages">The document root is not correct.</s:assert>
</s:rule>
</s:pattern>
<s:pattern>
<s:rule context="/cx:messages">
<s:assert test="cx:message[@level='WARN' and contains(@message, 'This is stderr')]">No message on stderr.</s:assert>
</s:rule>
<s:rule context="/cx:messages">
<s:assert test="cx:message[@level='INFO' and contains(@message, 'This is stdout')]">No message on stdout.</s:assert>
</s:rule>
</s:pattern>
</s:schema>
Created test.