question: public void runTest ( ) throws Throwable { Document doc ; NodeList elementList ; Node nameNode ; CharacterData child ; String childValue ; int childLength ; doc = ( Document ) load ( "staff" , true ) ; elementList = doc . getElementsByTagName ( "name" ) ; nameNode = elementList . item ( 0 ) ; child = ( CharacterData ) nameNode . getFirstChild ( ) ; child . appendData ( ", Esquire" ) ; childValue = child . getData ( ) ; childLength = childValue . length ( ) ; assertEquals ( "characterdataAppendDataAssert" , 24 , childLength ) ; }
target:  Runs the test case.