package bench.reachability;

import java.io.*;
import java.util.*;
import java.util.Base64;

// Simple hand-rolled test harness (no external deps) using Java assertions.
public class AppTest {
    private static String serialize(Object obj) throws IOException {
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(bos);
        oos.writeObject(obj);
        oos.close();
        return Base64.getEncoder().encodeToString(bos.toByteArray());
    }

    public static void main(String[] args) throws Exception {
        String payload = serialize("hello");
        Map<String, String> body = Map.of("payload", payload);
        var res = App.handleRequest(body);
        assert res.status() == 200 : "status";
        assert res.body().equals("hello") : "body";
        // Emit a simple marker file for trace/coverage stand-ins
        File outDir = new File("outputs");
        outDir.mkdirs();
        try (FileWriter fw = new FileWriter(new File(outDir, "SINK_REACHED"))) {
            fw.write("true");
        }
    }
}