#!/usr/bin/env bash
# Regenerates every file in output/. Needs JDK 25 and Maven. The first Maven run must be online.
# 01-11 are written by JUnit tests that assert the same facts (deterministic).
# 12-14 are MEASUREMENTS of StackOverflowError depth: they depend on the machine, the JVM build
# and the -Xss setting, and the depth even varies between attempts inside one JVM.
set -euo pipefail
cd "$(dirname "$0")/.."
mkdir -p output
mvn -B -q test
mvn -B -q compile
run() { java "$@" -cp target/classes com.ankurm.interviewlab.bintree.DeepRecursionDemo 2>&1 | grep -v '^Picked up JAVA_TOOL_OPTIONS' ; }
run            > output/12-deep-recursion-default-stack.txt
run -Xss512k   > output/13-deep-recursion-xss512k.txt
run -Xss4m     > output/14-deep-recursion-xss4m.txt
echo "done:"; ls -1 output