Test http://www.w3.org/2001/DOM-Test-Suite/level1/core/nodeinsertbeforenodename

<test name='nodeinsertbeforenodename' schemaLocation='http://www.w3.org/2001/DOM-Test-Suite/Level-1 dom1.xsd'>
     <metadata>
          <title>nodeInsertBeforeNodeName</title>
          <creator>NIST</creator>
          <description> The "insertBefore(newChild,refchild)" method returns the node being inserted. Insert an Element node before the fourth child of the second employee and check the node returned from the "insertBefore(newChild,refChild)" method. The node returned should be "newChild". </description>
          <contributor>Mary Brady</contributor>
          <date qualifier='created'>2001-08-17</date>
          <subject resource='http://www.w3.org/TR/1998/REC-DOM-Level-1-19981001/level-one-core#ID-F68D095'/>
          <subject resource='http://www.w3.org/TR/1998/REC-DOM-Level-1-19981001/level-one-core#ID-952280727'/>
</metadata>
     <var name='doc' type='Document'/>
     <var name='elementList' type='NodeList'/>
     <var name='employeeNode' type='Node'/>
     <var name='childList' type='NodeList'/>
     <var name='refChild' type='Node'/>
     <var name='newChild' type='Node'/>
     <var name='insertedNode' type='Node'/>
     <var name='childName' type='DOMString'/>
     <load var='doc' href='staff' willBeModified='true'/>
     <getElementsByTagName interface='Document' obj='doc' tagname='"employee"' var='elementList'/>
     <item interface='NodeList' obj='elementList' index='1' var='employeeNode'/>
     <childNodes obj='employeeNode' var='childList'/>
     <item interface='NodeList' obj='childList' index='3' var='refChild'/>
     <createElement obj='doc' tagName='"newChild"' var='newChild'/>
     <insertBefore obj='employeeNode' newChild='newChild' refChild='refChild' var='insertedNode'/>
     <nodeName obj='insertedNode' var='childName'/>
     <assertEquals actual='childName' expected='"newChild"' id='nodeInsertBeforeNodeNameAssert1' ignoreCase='false'/>
</test>

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