Tests that XS0096 is raised when sequence type in @as on p:option is not valid: Unknown type
Test ab-err-s0096-005.xml is expected to fail with error code err:XS0096.
<p:declare-step xmlns:err="http://www.w3.org/ns/xproc-error" xmlns:p="http://www.w3.org/ns/xproc" version="3.0">
   <p:output port="result">
   <p:option name="var" select="5" as="foo">
   <p:identity>
      <p:with-input port="source">
         <doc>{$var}</doc>
      </p:with-input>
   </p:identity>
</p:declare-step>
Some new and some changed tests