#!/usr/bin/env bash
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2026 Bryan Joshua Pedini

# tests/e2e/entrypoint.sh - runs INSIDE one distro container (started by tests/docker/run-e2e.sh,
# as root, repository mounted read-only at /work, SU_DISTRO=<label>):
#   1. installs the applet as /usr/local/bin/skeptical-updater
#   2. builds the deterministic fixture for the package-manager family (su-dummy-{a,b,c}
#      1.0 installed, 2.0 offered by a local repo; the distro's own repos are disabled;
#      su-dummy-orphan: an unrelated, automatically installed package nothing needs)
#   3. runs tests/e2e/*.bats with the vendored bats-core against the REAL package manager
# Exit status: the bats status (or 1 if the setup failed).
set -euo pipefail
export LC_ALL=C DEBIAN_FRONTEND=noninteractive

cd -- "$(dirname -- "${BASH_SOURCE[0]}")/../.." # repository root (read-only)
log() { printf '== entrypoint: %s\n' "$*"; }
die() {
	printf '== entrypoint: ERROR: %s\n' "$*" >&2
	exit 1
}

[[ $(id -u) -eq 0 ]] || die "must run as root"
t0=$SECONDS

install -m 0755 skeptical-updater /usr/local/bin/skeptical-updater

if command -v pacman >/dev/null 2>&1; then
	family=pacman
	# FIXTURE_SYNC=1: a system whose sync database was synced once (--no-refresh lists from it);
	# FIXTURE_AUR=1: the foreign package su-dummy-aur and the user su-tester for tests/e2e/aur.bats
	FIXTURE_ISOLATE=1 FIXTURE_ORPHAN=1 FIXTURE_SYNC=1 FIXTURE_AUR=1 bash tests/e2e/fixtures/pacman.sh
elif command -v apt-get >/dev/null 2>&1; then
	family=apt
	SU_FIXTURE_OFFLINE=1 SU_FIXTURE_ORPHAN=1 SU_FIXTURE_B_AUTO=1 bash tests/e2e/fixtures/apt.sh
elif command -v zypper >/dev/null 2>&1 || command -v dnf >/dev/null 2>&1 || command -v yum >/dev/null 2>&1; then
	family=rpm
	SU_FIXTURE_ISOLATE=1 SU_FIXTURE_ORPHAN=1 SU_FIXTURE_B_AUTO=1 bash tests/e2e/fixtures/rpm.sh
else
	die "no supported package manager in this image"
fi
export SU_FAMILY=$family
# shellcheck source=/dev/null
log "${SU_DISTRO:-?}: family=$family, fixture ready after $((SECONDS - t0))s ($(. /etc/os-release && printf '%s' "$PRETTY_NAME"), bash $BASH_VERSION)"

TMPDIR=$(mktemp -d /tmp/su-e2e.XXXXXX)
export TMPDIR

# bats needs find(1) to expand a directory argument; openSUSE base images may lack it
if command -v find >/dev/null 2>&1; then
	targets=(tests/e2e)
else
	targets=(tests/e2e/*.bats)
fi
status=0
bash tests/vendor/bats-core/bin/bats --tap "${targets[@]}" || status=$?
log "${SU_DISTRO:-?}: bats exited $status after $((SECONDS - t0))s"
exit "$status"