action.setGroupId( "not.it" );
action.setRepositoryId( INTERNAL );
ServletRunner sr = new ServletRunner();
ServletUnitClient sc = sr.newClient();
action.setServletRequest( sc.newInvocation( URL ).getRequest() );
prepareAction( Collections.<String>emptyList(), Arrays.asList( SNAPSHOTS, INTERNAL ) );
String result = action.execute();
assertEquals( GenerateReportAction.BLANK, result );
assertFalse( action.hasActionErrors() );