echo '### Test mutex. This should not mix output';   parallel --semaphore --id mutex -u seq 1 10 '|' pv -qL 20;   parallel --semaphore --id mutex -u seq 11 20 '|' pv -qL 100;   parallel --semaphore --id mutex --wait;   echo done
### Test mutex. This should not mix output
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done
echo '### Test semaphore 2 jobs running simultaneously'
### Test semaphore 2 jobs running simultaneously
  parallel --semaphore --id 2jobs -u -j2 'echo job1a 1; sleep 1; echo job1b 3';   sleep 0.2;   parallel --semaphore --id 2jobs -u -j2 'echo job2a 2; sleep 1; echo job2b 5';   sleep 0.2;   parallel --semaphore --id 2jobs -u -j2 'echo job3a 4; sleep 1; echo job3b 6';   parallel --semaphore --id 2jobs --wait;   echo done
job1a 1
job2a 2
job1b 3
job3a 4
job2b 5
job3b 6
done
echo '### Test if parallel invoked as sem will run parallel --semaphore'
### Test if parallel invoked as sem will run parallel --semaphore
  sem --id as_sem -u -j2 'echo job1a 1; sleep 1; echo job1b 3';   sleep 0.2;   sem --id as_sem -u -j2 'echo job2a 2; sleep 1; echo job2b 5';   sleep 0.2;   sem --id as_sem -u -j2 'echo job3a 4; sleep 1; echo job3b 6';   sem --id as_sem --wait;   echo done
job1a 1
job2a 2
job1b 3
job3a 4
job2b 5
job3b 6
done
echo '### Test similar example as from man page - run 2 jobs simultaneously'
### Test similar example as from man page - run 2 jobs simultaneously
echo 'Expect done: 1 2 5 3 4'
Expect done: 1 2 5 3 4
for i in 5 1 2 3 4 ; do   sleep 0.2;   echo Scheduling $i;   sem -j2 --id ex2jobs -u echo starting $i ";" sleep $i ";" echo done $i; done; sem --id ex2jobs --wait
Scheduling 5
starting 5
Scheduling 1
starting 1
Scheduling 2
done 1
starting 2
Scheduling 3
done 2
starting 3
Scheduling 4
done 5
starting 4
done 3
done 4
echo '### Test --fg followed by --bg'
### Test --fg followed by --bg
  parallel -u --id fgbg --fg --semaphore seq 1 10 '|' pv -qL 30;   parallel -u --id fgbg --bg --semaphore seq 11 20 '|' pv -qL 30;   parallel -u --id fgbg --fg --semaphore seq 21 30 '|' pv -qL 30;   parallel -u --id fgbg --bg --semaphore seq 31 40 '|' pv -qL 30;   sem --id fgbg --wait
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echo '### Test bug #33621: --bg -p should give an error message'
### Test bug #33621: --bg -p should give an error message
  stdout parallel -p --bg echo x{}
parallel: Error: Jobs running in the background cannot be interactive.
echo '### Failed on 20141226'
### Failed on 20141226
  sem --fg --line-buffer --id bugin20141226 echo OK
OK
echo '### Test --st +1/-1'
### Test --st +1/-1
  stdout sem --id st --line-buffer "echo A normal-start;sleep 3;echo C normal-end";   stdout sem --id st --line-buffer --st 1 "echo B st1-start;sleep 3;echo D st1-end";   stdout sem --id st --line-buffer --st -1 "echo ERROR-st-1-start;sleep 3;echo ERROR-st-1-end";   stdout sem --id st --wait
A normal-start
parallel: Warning: Semaphore timed out. Stealing the semaphore.
B st1-start
C normal-end
parallel: Warning: Semaphore timed out. Exiting.
D st1-end