#!/usr/bin/env sh


cd "$(dirname "$0")" || exit 1

VOLUME_NAME="$(dd if=/dev/random bs=6 count=1 | base64)"
docker volume create "$VOLUME_NAME"

# shellcheck disable=SC2064
trap "docker volume rm $VOLUME_NAME && rm -f $VOLUME_NAME.tar" EXIT

docker run --rm --volume="$VOLUME_NAME:/data" alpine \
    sh -c 'echo "test" > /data/a.txt'
DOCKER=./mock-docker.sh DOCKER_MOCK_VOLUME="$VOLUME_NAME" \
    ../dvbackup.sh backup_all
stat "$VOLUME_NAME.tar" || exit 1
docker run --rm --volume="$VOLUME_NAME:/data" alpine \
    sh -c 'rm /data/a.txt' || exit 1
DOCKER=./mock-docker.sh DOCKER_MOCK_VOLUME="$VOLUME_NAME" \
    ../dvbackup.sh restore_all "$VOLUME_NAME.tar" || exit 1
docker run --rm --volume="$VOLUME_NAME:/data" alpine \
    sh -c 'stat /data/a.txt' || exit 1
exit 0