test for correct seed saving

test/silly_mc/checkpoint_test.sh

@@ -30,3 +30,11 @@ $mc merge $testparams
 if [ $? -ne 0 ]; then
 	exit 1
 fi
+
+seed1=$(h5dump -d '/random_number_generator/seed' -O /dev/null silly_job_long.data/task0001/run0001.dump.h5)
+seed2=$(h5dump -d '/random_number_generator/seed' -O /dev/null silly_job_long.data/task0001/run0002.dump.h5)
+
+if [ "$seed1" == "$seed2" ]; then
+	echo "Error: saved seeds are the same between different runs!"
+	exit 1
+fi

test/silly_mc/silly_test.py

@@ -55,4 +55,13 @@ for obsname, obs in reference.items():
             print('{}/{}: {} != {}'.format(obsname, entry, val, mcval))
             failcount += 1
 
+# check if seed was saved
+dump = h5py.File('silly_job.data/task0001/run0001.dump.h5','r')
+seed = dump['/random_number_generator/seed'][0]
+seed_param = results[0]['parameters']['seed']
+if seed != seed_param:
+    failcount += 1
+    print('seed was not saved!')
+
 sys.exit(failcount)
+

test/silly_mc/test_parameters.json

@@ -9,7 +9,8 @@
   "task0001": {
    "sweeps": 1000,
    "thermalization": 20,
-   "binsize": 3
+   "binsize": 3,
+   "seed": 1461346775
   }
  }
 }