Move uni-directional tests handling to run.sh

Author: MakisH

volume-coupled-flow/metadata.yaml

@@ -16,5 +16,5 @@ cases:
   source-nutils:
     participant: Source
     directory: ./source-nutils
-    run: ./run.sh && inotifywait -e create,attrib -qq ../fluid-participant-finished.log
+    run: ./run.sh
     component: nutils-adapter

volume-coupled-flow/source-nutils/run.sh

@@ -15,4 +15,8 @@ fi
 
 python3 source.py
 
+# System tests: Keep the container and the respective network alive till the end.
+echo "Waiting for the Fluid participant to finish..."
+inotifywait -e create,attrib -qq ../fluid-participant-finished.log
+
 close_log