#!/bin/bash
# Drives gamemode-session in dryrun against a temp state dir and asserts the
# reference-counting state machine. No live effects run.
set -u
HERE=$(cd "$(dirname "$0")/.." && pwd)
SCRIPT="$HERE/gamemode-session.sh"
TMP=$(mktemp -d)
trap 'rm -rf "$TMP"' EXIT
export GAMEMODE_STATE_DIR="$TMP/state"
export GAMEMODE_DRYRUN=1

fail=0
check() { # desc, actual, expected
    if [ "$2" = "$3" ]; then printf 'ok   - %s\n' "$1"
    else printf 'FAIL - %s (got [%s] want [%s])\n' "$1" "$2" "$3"; fail=1; fi
}
active() { "$SCRIPT" status >/dev/null 2>&1 && echo active || echo inactive; }

check "starts inactive" "$(active)" "inactive"

"$SCRIPT" add feral >/dev/null 2>&1
check "feral activates"        "$(active)" "active"
check "src.feral marker set"   "$([ -e "$GAMEMODE_STATE_DIR/src.feral" ] && echo y)" "y"
check "baseline captured"      "$([ -e "$GAMEMODE_STATE_DIR/baseline.profile" ] && echo y)" "y"

"$SCRIPT" add manual >/dev/null 2>&1
check "manual keeps active"    "$(active)" "active"

"$SCRIPT" del feral >/dev/null 2>&1
check "still active on 1 left" "$(active)" "active"

"$SCRIPT" del manual >/dev/null 2>&1
check "last del deactivates"   "$(active)" "inactive"
check "baseline cleared"       "$([ -e "$GAMEMODE_STATE_DIR/baseline.profile" ] && echo y || echo n)" "n"

"$SCRIPT" toggle >/dev/null 2>&1
check "toggle on activates"    "$(active)" "active"
"$SCRIPT" toggle >/dev/null 2>&1
check "toggle off deactivates" "$(active)" "inactive"

"$SCRIPT" reset >/dev/null 2>&1
check "reset leaves inactive"  "$(active)" "inactive"

exit $fail