Test http://www.w3.org/2001/DOM-Test-Suite/level3/core/noderemovechild05

<test name='noderemovechild05' schemaLocation='http://www.w3.org/2001/DOM-Test-Suite/Level-3 dom3.xsd'>
     <metadata>
          <title>noderemovechild05</title>
          <creator>IBM</creator>
          <description> Using removeChild on this Document node attempt to remove a new DocumentType node and verify if the DocumentType node is null. Attempting to remove the DocumentType a second type should result in a NOT_FOUND_ERR. </description>
          <contributor>Neil Delima</contributor>
          <date qualifier='created'>2002-06-10</date>
          <subject resource='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core#ID-1734834066'/>
          <subject resource='http://www.w3.org/Bugs/Public/show_bug.cgi?id=417'/>
</metadata>
     <var name='doc' type='Document'/>
     <var name='domImpl' type='DOMImplementation'/>
     <var name='docType' type='DocumentType'/>
     <var name='removedDocType' type='DocumentType'/>
     <var name='nullPubId' type='DOMString' isNull='true'/>
     <var name='nullSysId' type='DOMString' isNull='true'/>
     <var name='appendedChild' type='Node'/>
     <var name='removedChild' type='Node'/>
     <load var='doc' href='barfoo' willBeModified='true'/>
     <doctype var='docType' obj='doc'/>
     <!-- An implemention may not support removing doctype -->
     <try>
          <removeChild obj='doc' var='removedChild' oldChild='docType'/>
          <catch>
               <DOMException code='NOT_SUPPORTED_ERR'>
                    <return/>
               </DOMException>
          </catch>
     </try>
     <assertNotNull actual='removedChild' id='removedChildNotNull'/>
     <doctype var='removedDocType' obj='doc'/>
     <assertNull actual='removedDocType' id='noderemovechild05'/>
     <assertDOMException id='NOT_FOUND_ERR_noderemovechild05'>
          <NOT_FOUND_ERR>
               <removeChild obj='docType' var='removedChild' oldChild='doc'/>
          </NOT_FOUND_ERR>
     </assertDOMException>
</test>

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