question: public void test_singleResourceLocking_waitsFor_defaultConcurrency20 ( ) throws Exception { final Properties properties = new Properties ( ) ; final int nthreads = 20 ; final int ntasks = 1000 ; properties . setProperty ( TestOptions . CORE_POOL_SIZE , "" + nthreads ) ; properties . setProperty ( TestOptions . NTASKS , "" + ntasks ) ; properties . setProperty ( TestOptions . NRESOURCES , "100" ) ; properties . setProperty ( TestOptions . MIN_LOCKS , "1" ) ; properties . setProperty ( TestOptions . MAX_LOCKS , "1" ) ; properties . setProperty ( TestOptions . PREDECLARE_LOCKS , "false" ) ; properties . setProperty ( TestOptions . SORT_LOCK_REQUESTS , "false" ) ; final Result result = doComparisonTest ( properties ) ; assertEquals ( "ndeadlock" , 0 , Integer . parseInt ( result . get ( "ndeadlock" ) ) ) ; assertEquals ( "nsuccess" , ntasks , Integer . parseInt ( result . get ( "nsuccess" ) ) ) ; assertEquals ( "maxrunning" , nthreads , Integer . parseInt ( result . get ( "maxrunning" ) ) ) ; }
target:  Test where each operation locks only a single resource using a thread pool with 20 core threads. Since there is no timeout, all tasks should run to completion. The maximum observed concurrency SHOULD be equal to the size of the thread pool.