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#!/bin/bash
# Check bin/udt-machine-name: quoting round-trips through shlex, other keys
# survive, a second set replaces rather than appends.
# Copyright (C) 2026 Danilo M. <danix@danix.xyz>
# Licensed under the GNU General Public License v2 only.
set -euo pipefail
repo="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
tmp="$(mktemp -d)"
trap 'rm -rf "$tmp"' EXIT
export UDT_MACHINE_INFO="$tmp/machine-info"
printf 'ICON_NAME=computer\nPRETTY_HOSTNAME="old"\n' > "$UDT_MACHINE_INFO"
"$repo/bin/udt-machine-name" 'first' >/dev/null
"$repo/bin/udt-machine-name" 'Anne'"'"'s "Box" \ $HOME' >/dev/null
[ "$(grep -c '^PRETTY_HOSTNAME=' "$UDT_MACHINE_INFO")" = 1 ]
grep -qx 'ICON_NAME=computer' "$UDT_MACHINE_INFO"
python3 - "$UDT_MACHINE_INFO" <<'PY'
import shlex, sys
line = next(l for l in open(sys.argv[1]) if l.startswith("PRETTY_HOSTNAME="))
got = " ".join(shlex.split(line[len("PRETTY_HOSTNAME="):]))
assert got == 'Anne\'s "Box" \\ $HOME', got
PY
! "$repo/bin/udt-machine-name" $'a\nb' 2>/dev/null
! "$repo/bin/udt-machine-name" '' 2>/dev/null
echo "machine-name OK"
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