public function testRouteShutdownIfTransactionIdNotSet()
 {
     $request = new Zend_Controller_Request_HttpTestCase();
     $trackingTokenRes = new Tid_Zend_Application_Resource_TrackingToken();
     $sut = new App_Controller_Plugin_ExternalTrackingToken($trackingTokenRes);
     $request->setModuleName('external');
     $headerString = 'servid="2",appProviderId="1234",appid="1234"';
     $request->setHeader('TransactionInfo', $headerString);
     $sut->routeShutdown($request);
     $this->assertNotEquals("3b5e02ef-61a9-4902-be97-0f1c413fdb28", $sut->trackingToken->getRequestToken());
 }