import test from "node:test";
import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";
import path from "node:path";
import { fileURLToPath } from "node:url";

const repoRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");

test("shipped local-agent configs use the faster heartbeat default", async () => {
  const exampleConfig = JSON.parse(
    await readFile(path.join(repoRoot, "local-agent", "config.example.json"), "utf8"),
  );
  const cloudConfig = JSON.parse(
    await readFile(path.join(repoRoot, "local-agent", "config.cloud.json"), "utf8"),
  );

  assert.equal(exampleConfig.heartbeatIntervalMs, 15_000);
  assert.equal(cloudConfig.heartbeatIntervalMs, 15_000);
});

test("device enrollment snippet advertises the faster heartbeat default", async () => {
  const source = await readFile(path.join(repoRoot, "src", "components", "app-ui.tsx"), "utf8");
  assert.match(source, /heartbeatIntervalMs:\s*15000/);
});

test("local-agent runtime falls back to the faster heartbeat default", async () => {
  const source = await readFile(path.join(repoRoot, "local-agent", "server.mjs"), "utf8");
  assert.match(source, /heartbeatIntervalMs\s*\?\?\s*15000/);
});