#NEWLINE# def _modifiedTest( self , modifiedSince ) : #NEWLINE# #INDENT# '\n        Given the value C{modifiedSince} for the I{If-Modified-Since}\n        header, verify that a response with a 200 code and the resource as\n        the body is returned.\n        ' #NEWLINE# self . channel . lineReceived ( ( 'If-Modified-Since: ' + result ) ) #NEWLINE# self . channel . lineReceived ( '' ) #NEWLINE# result = self . transport . getvalue ( ) #NEWLINE# self . failUnlessEqual ( httpCode ( result ) , http . OK ) #NEWLINE# self . failUnlessEqual ( httpBody ( result ) , 'correct' )