import test from "node:test";
import assert from "node:assert/strict";

import { recordHeartbeatRunnerError } from "./heartbeat-error-state.mjs";

test("heartbeat runner error is recorded as a visible runtime failure", () => {
  const runtime = {};
  const result = recordHeartbeatRunnerError(runtime, new Error("LOCAL_AGENT_HEARTBEAT_TIMEOUT"));

  assert.equal(result.ok, false);
  assert.equal(result.status, 0);
  assert.equal(result.body, "LOCAL_AGENT_HEARTBEAT_TIMEOUT");
  assert.equal(runtime.lastHeartbeatOk, false);
  assert.equal(runtime.lastHeartbeatStatus, 0);
  assert.equal(runtime.lastHeartbeatBody, "LOCAL_AGENT_HEARTBEAT_TIMEOUT");
  assert.match(runtime.lastHeartbeatAt, /^\d{4}-\d{2}-\d{2}T/);
});