<?xml version='1.0' ?>
<env:Envelope xmlns:env="http://www.w3.org/2003/05/soap-envelope">
  <env:Header>
    <test:echoOk xmlns:test="http://example.org/ts-tests"
          env:role="http://www.w3.org/2003/05/soap-envelope/role/next">
      foo
    </test:echoOk>
    <test:Unknown xmlns:test="http://example.org/ts-tests">
      <test:raiseFault env:mustUnderstand="1"
            env:role="http://www.w3.org/2003/05/soap-envelope/role/next">
      </test:raiseFault>
    </test:Unknown>
  </env:Header>
  <env:Body>
  </env:Body>
</env:Envelope>