#!/bin/sh

fail() {
    echo FAILED: $1
    if [ "$MNT" ]
    then
        rm -r "$MNT"
    fi
    exit 1
}

if [ "$RUNNER_OS" = "Linux" ] || [ "$(uname)" = "Linux" ]; then
    which setfattr || fail setfattr
    setattr() {
        attr="$1"
        val="$2"
        shift 2
        setfattr -n "$attr" -v "$val" "$@"
    }
elif [ "$RUNNER_OS" = "macOS" ] || [ "$(uname)" = "Darwin" ]; then
    setattr() {
        attr="$1"
        val="$2"
        shift 2
        xattr -w "$attr" "$val" "$@"
    }
else
    fail os
fi

MNT=$(mktemp -d)
OUT=$(mktemp)
EXP=$(mktemp)

# NB no newline. this is a little hardcoded for my taste, but yolo
printf '[2,10,"true","Michael Greenberg"]' >"$EXP"

unpack --into "$MNT" ../json/object.json || fail unpack

setattr user.type list "$MNT" || fail "root user.type"
setattr user.fake list "$MNT" || fail "root user.fake"
setattr user.type string "$MNT"/human || fail "human"

pack --target json -o "$OUT" "$MNT" || fail pack

[ "$(cat $OUT)" = "$(cat $EXP)" ] || fail "different strings"
diff "$OUT" "$EXP" || fail "different files"

rm -r "$MNT" || fail mount