run-test.sh

#!/bin/bash
# Run an ubuntu podman "VM", then run the passed command inside it.  The
# container is deleted when this script exits.
#
# Run with DEBUG=1 to run a shell inside the container after running your
# script
# 
set -euo pipefail
SCRIPT=$1
TEST_IMAGE=$2
DEBUG=${DEBUG:-}

if test -n "$DEBUG"; then
    LOG=/dev/stdout
else
    LOG=$SCRIPT.log
fi

# Launch a container running systemd
CONTAINER="$(
    podman run -d --rm -v "$PWD:/tests" "$TEST_IMAGE"
)"

trap 'podman rm -f $CONTAINER' EXIT

# run test script
set +e # we handle the error manually
echo -n "Running $1 in container..."
podman exec -i -e SHELLOPTS=xtrace -e TEST=true -w /tests "$CONTAINER" "$SCRIPT" > "$LOG" 2>&1
success=$?

set -e
if test $success -eq 0; then
    echo "SUCCESS"
else
    echo "FAILED"
    if test -f "$LOG"; then
        echo "### $1 ###"
        if test -x "${CI:-}"; then
            echo "..."
            tail -20 "$LOG"
        else
            cat "$LOG"
        fi
        echo "### $1 ###"
    fi
fi

if test -n "$DEBUG"; then
    echo "Running bash inside container (container will be deleted on exit)"
    podman exec -it -e TEST=true -w /tests "$CONTAINER" bash
fi

exit $success