packages/runtime-host/src/__tests__/candidate-cli.test.ts

import assert from 'node:assert/strict';
import test from 'node:test';
import { parseInteractiveRuntimeHostCandidateArguments } from '../candidate-cli.js';

const ROOT_ID = 'a'.repeat(64);
const STARTUP_ATTEMPT_ID = '00000000-0000-4000-8000-000000000001';

test('parses the production candidate flags', () => {
  const parsed = parseInteractiveRuntimeHostCandidateArguments([
    '--root',
    '/tmp/workspace',
    '--expected-root-id',
    ROOT_ID,
    '--startup-attempt-id',
    STARTUP_ATTEMPT_ID,
    '--idle-grace-ms',
    '10000',
  ]);
  assert.equal(parsed.rootPath, '/tmp/workspace');
  assert.equal(parsed.expectedRootId, ROOT_ID);
  assert.equal(parsed.startupAttemptId, STARTUP_ATTEMPT_ID);
  assert.equal(parsed.idleGraceMs, 10_000);
});

// The Desktop E2E composition is selected by its own entry module, not by a
// flag on the production CLI — so `--desktop-e2e` is simply unknown here.
test('rejects the retired desktop E2E flag as an unknown argument', () => {
  assert.throws(
    () =>
      parseInteractiveRuntimeHostCandidateArguments([
        '--root',
        '/tmp/workspace',
        '--expected-root-id',
        ROOT_ID,
        '--startup-attempt-id',
        STARTUP_ATTEMPT_ID,
        '--desktop-e2e',
        '1',
      ]),
    /Invalid Runtime Host candidate argument: --desktop-e2e/,
  );
});