nodejs/test/parallel/test-throw-undefined-or-null-traced.mjs

import { spawnPromisified } from '../common/index.mjs';
import assert from 'node:assert';
import { execPath } from 'node:process';
import { describe, it } from 'node:test';


describe('--trace-uncaught', () => {
  it('prints a trace on process exit for uncaught errors', async () => {
    for (const value of [null, undefined]) {
      const { code, signal, stderr } = await spawnPromisified(execPath, [
        '--trace-uncaught',
        '--eval',
        `throw ${value};`,
      ]);
      assert.match(stderr, /^Thrown at:$/m);
      assert.match(stderr, /^ {4}at \[eval\]:1:1$/m);
      assert.strictEqual(code, 1);
      assert.strictEqual(signal, null);
    }
  });
});