## Test http://www.w3.org/2001/DOM-Test-Suite/level3/core/nodeinsertbefore20

<test name='nodeinsertbefore20' schemaLocation='http://www.w3.org/2001/DOM-Test-Suite/Level-3 dom3.xsd'>
<metadata>
<title>nodeinsertbefore20</title>
<creator>IBM</creator>
<description> Using insertBefore on an Element node attempt to insert a new Attr node, before an EntityReference child and verify if a HIERARCHY_REQUEST_ERR is raised. </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-952280727'/>
</metadata>
<var name='doc' type='Document'/>
<var name='element' type='Element'/>
<var name='refNode' type='Node'/>
<var name='newNode' type='Attr'/>
<var name='childList' type='NodeList'/>
<var name='inserted' type='Node'/>
<load var='doc' href='hc_staff' willBeModified='true'/>
<getElementsByTagName var='childList' obj='doc' tagname='"var"' interface='Document'/>
<item var='element' obj='childList' index='2' interface='NodeList'/>
<firstChild var='refNode' obj='element' interface='Node'/>
<createAttributeNS var='newNode' obj='doc' namespaceURI='"http://www.w3.org/XML/1998/namespace"' qualifiedName='"xml:lang"'/>
<assertDOMException id='throw_HIERARCHY_REQUEST_ERR'>
<HIERARCHY_REQUEST_ERR>
<insertBefore obj='element' var='inserted' refChild='refNode' newChild='newNode'/>
</HIERARCHY_REQUEST_ERR>
</assertDOMException>
</test>

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