Providing a recipe that runs and verifies a simple virtual Monte Carl… (

#778)

Add simple virtual MC AliRoot test with G3/G4

aliroot-guntest.sh

@@ -0,0 +1,20 @@
+package: AliRoot-guntest
+version: v1
+force_rebuild: 1
+requires:
+  - AliRoot
+  - AliRoot-OCDB
+---
+#!/bin/bash -e
+
+# A simple regression test launching a Geant3 + Geant4 gun simulation + reconstruction.
+# Tests if the processing runs through and yields a reasonable ESD.
+# Note that the test is limited to the default OCDB.
+rsync -a "$ALIROOT_ROOT"/test/vmctest/gun test
+cd test/gun
+
+# launch the simulation
+./runtest.sh
+
+# test outcome and return the error code
+WITHESDCHECK=${ALIPHYSICS_VERSION:+yes} ./finalcheck.sh