#!/usr/bin/env bash
# Drives static-cache-leak to a REAL java.lang.OutOfMemoryError under a constrained heap, with
# -XX:+HeapDumpOnOutOfMemoryError so the crash leaves a real .hprof behind. Also regenerates
# docs/output/01-oom-console.txt from the real run log.
#
# Needs JDK 25 (LTS) on PATH.
set -eu
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
MODULE_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
ROOT_DIR="$(cd "$MODULE_DIR/.." && pwd)"
cd "$MODULE_DIR"

mvn -q -B package -DskipTests
mkdir -p docs/output
rm -f docs/output/heap.hprof
CMD="java -Xmx160m -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=docs/output/heap.hprof -jar target/static-cache-leak.jar"
echo "== running: $CMD =="
LOG="$(mktemp)"
$CMD > "$LOG" 2>&1 || true
python3 "$ROOT_DIR/scripts/extract-oom-console.py" "$MODULE_DIR" "$LOG" "$CMD"
rm -f "$LOG"
echo "heap dump: docs/output/heap.hprof (not committed -- see .gitignore; regenerate it with this script)"