test: Add executest.py

Use this script to read `test/joblist.json` file with job information for STAR tests

test/executest.py

@@ -0,0 +1,42 @@
+#!/usr/bin/env python
+#
+# Use this script to read the `test/joblist.json` file with job information for
+# STAR tests. It prints to the standard output the description and/or the
+# actual test command for the job specified by its id 
+#
+# Usage:
+#
+# executest.py -d 45
+# pp 200GeV, pythia minbias, year 2009
+#
+# executest.py -c 45
+# root4star -b -q -l 'bfc.C(10, "tpcRS,TpxClu,fss,y2009a,Idst,IAna,l0,tpcI,ftpc,Tree,logger,ITTF,Sti,genvtx,NoSsdIt,NoSvtIt,MakeEvent,bbcSim,btofsim,vpdSim,tags,emcY2,EEfs,evout,IdTruth,geantout,big,fzin,MiniMcMk,clearmem", "/star-test-data/quick/rcf9993_01_1000evts.fzd")'
+
+import argparse
+import json
+import os
+from collections import namedtuple
+
+JobInfo = namedtuple('JobInfo', ['jobid', 'descr', 'chopts', 'inpfile', 'inppath', 'outpath', 'nevents'])
+
+def _json_object_hook(d):
+    return namedtuple('JobInfo', d.keys())(*d.values())
+
+
+if __name__ == "__main__":
+
+    parser = argparse.ArgumentParser(description="Form or execute test job")
+    parser.add_argument("jobid")
+    parser.add_argument("-d", "--description", default=False, action="store_true", help="Print job description")
+    parser.add_argument("-c", "--command",     default=False, action="store_true", help="Print command")
+    args = parser.parse_args()
+
+    joblist_file = os.path.join(os.path.dirname(__file__), "joblist.json")
+
+    with open(joblist_file, 'r') as jlfile:
+        joblist = json.load(jlfile, object_hook=_json_object_hook)
+
+    for job in joblist:
+        if job.jobid != args.jobid: continue
+        if args.description: print("{descr}".format(**job._asdict())) 
+        if args.command:     print("root4star -b -q -l \'bfc.C(10, \"{chopts}\", \"/star-test-data/quick/{inpfile}\")\'".format(**job._asdict()))