import { test } from "node:test";
import assert from "node:assert/strict";
import { DEFAULT_SEEDER_SETTINGS, sanitizeSeeder, seederConfigured } from "./seederSettings";

// Run with: pnpm --filter yt-dlp-transcript-common exec tsx --test lib/seederSettings.test.ts

test("absent or garbage is the default, which is not configured", () => {
  for (const v of [undefined, null, "x", 3, [], { sites: "jeralyzer-private" }]) {
    const s = sanitizeSeeder(v);
    assert.deepEqual(s.sites, []);
    assert.equal(seederConfigured(s), false, JSON.stringify(v));
  }
  assert.deepEqual(sanitizeSeeder({}), DEFAULT_SEEDER_SETTINGS);
});

test("sites and trackers keep only well-formed, distinct entries", () => {
  const s = sanitizeSeeder({
    sites: ["jeralyzer-private", " jeralyzer-private ", "BAD ID", 3, "../x"],
    trackers: ["wss://tracker.example/announce", "http://10.0.0.2:8000/announce", "udp://t.example:6969", "file:///etc/passwd", "not a url"],
  });
  assert.deepEqual(s.sites, ["jeralyzer-private"]);
  assert.deepEqual(s.trackers, ["wss://tracker.example/announce", "http://10.0.0.2:8000/announce", "udp://t.example:6969"]);
  assert.equal(seederConfigured(s), true);
});

test("numbers are clamped, and a bad interface name reads as unset", () => {
  const s = sanitizeSeeder({
    maxUploadKiBps: -5,
    maxConnections: 10_000,
    pollSeconds: 1,
    standbyAfterSeconds: 10,
    bindInterface: "wg0; rm -rf /",
  });
  assert.equal(s.maxUploadKiBps, 0);
  assert.equal(s.maxConnections, 500);
  assert.equal(s.pollSeconds, 10);
  assert.equal(s.standbyAfterSeconds, 60);
  assert.equal(s.bindInterface, "");
  assert.equal(sanitizeSeeder({ bindInterface: " wg0 " }).bindInterface, "wg0");
});