BDD development mega issue about typedbclient.jl HOT 3 OPEN

    # Store the path of the first feature file. It is recommended to only have one feature file.
    feats_dir = ctx.files.feats[0].dirname

    # behave requires a 'steps' folder to exist in the test root directory.
    steps_out_dir = ctx.files.feats[0].dirname + "/steps"

    grakn_distro = str(ctx.files.native_grakn_artifact[0].short_path)

    cmd = "set -e && GRAKN_DISTRO=%s" % grakn_distro
    cmd += """
           if test -d grakn_distribution; then
             echo Existing distribution detected. Cleaning.
             rm -rf grakn_distribution
           fi
           mkdir grakn_distribution
           echo Attempting to unarchive Grakn distribution from $GRAKN_DISTRO
           if [[ ${GRAKN_DISTRO: -7} == ".tar.gz" ]]; then
             tar -xf $GRAKN_DISTRO -C ./grakn_distribution
           else
             if [[ ${GRAKN_DISTRO: -4} == ".zip" ]]; then
               unzip -q $GRAKN_DISTRO -d ./grakn_distribution
             else
               echo Supplied artifact file was not in a recognised format. Only .tar.gz and .zip artifacts are acceptable.
               exit 1
             fi
           fi
           DIRECTORY=$(ls ./grakn_distribution)
           if [[ $GRAKN_DISTRO == *"cluster"* ]]; then
             PRODUCT=Cluster
           else
             PRODUCT=Core
           fi
           echo Successfully unarchived Grakn $PRODUCT distribution.
           RND=20001
           while [ $RND -gt 20000 ]  # Guarantee fair distribution of random ports
           do
             RND=$RANDOM
           done
           PORT=$((40000 + $RND))
           echo Starting Grakn $PRODUCT Server.
           mkdir ./grakn_distribution/"$DIRECTORY"/grakn_test
           if [[ $PRODUCT == "Core" ]]; then
             ./grakn_distribution/"$DIRECTORY"/grakn server --port $PORT --data grakn_test &
           else
             ./grakn_distribution/"$DIRECTORY"/grakn server --address "127.0.0.1:$PORT:$(($PORT+1))" --data grakn_test &
           fi
           POLL_INTERVAL_SECS=0.5
           MAX_RETRIES=60
           RETRY_NUM=0
           while [[ $RETRY_NUM -lt $MAX_RETRIES ]]; do
             RETRY_NUM=$(($RETRY_NUM + 1))
             if [[ $(($RETRY_NUM % 4)) -eq 0 ]]; then
               echo Waiting for Grakn $PRODUCT server to start \($(($RETRY_NUM / 2))s\)...
             fi
             lsof -i :$PORT && STARTED=1 || STARTED=0
             if [[ $STARTED -eq 1 ]]; then
               break
             fi
             sleep $POLL_INTERVAL_SECS
           done
           if [[ $STARTED -eq 0 ]]; then
             echo Failed to start Grakn $PRODUCT server
             exit 1
           fi
           echo Grakn $PRODUCT database server started
           """
    # TODO: If two step files have the same name, we should rename the second one to prevent conflict
    cmd += "cp %s %s" % (ctx.files.background[0].path, feats_dir)
    cmd += " && rm -rf " + steps_out_dir
    cmd += " && mkdir " + steps_out_dir + " && "
    cmd += " && ".join(["cp %s %s" % (step_file.path, steps_out_dir) for step_file in ctx.files.steps])
    cmd += " && behave %s -D port=$PORT && export RESULT=0 || export RESULT=1" % feats_dir
    cmd += """
           echo Tests concluded with exit value $RESULT
           echo Stopping server.
           kill $(lsof -i :$PORT | awk '/java/ {print $2}')
           exit $RESULT
           """

    cmd += "cp %s %s" % (ctx.files.background[0].path, feats_dir)
    cmd += " && rm -rf " + steps_out_dir
    cmd += " && mkdir " + steps_out_dir + " && "
    cmd += " && ".join(["cp %s %s" % (step_file.path, steps_out_dir) for step_file in ctx.files.steps])
    cmd += " && behave %s -D port=$PORT && export RESULT=0 || export RESULT=1" % feats_dir