Tests that err:XD0052 is raised for attributes that appear in a TVT in forbidden places.
Test nw-XD0052-001.xml is expected to fail with error code err:XD0052.
<p:declare-step xmlns:err="http://www.w3.org/ns/xproc-error" xmlns:p="http://www.w3.org/ns/xproc" name="pipeline" version="3.0">
<p:input port="source">
<p:inline>
<doc status="draft"/>
</p:inline>
</p:input>
<p:output port="result"/>
<p:identity>
<p:with-input>
<p:inline>
<result>preceding text {doc/@status}</result>
</p:inline>
</p:with-input>
</p:identity>
</p:declare-step>
Test for err:XD0052 (attribute not allowed).