pkg/dartdev/test/commands/tooling_daemon_test.dart

// Copyright (c) 2024, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'dart:convert';
import 'dart:io';

import 'package:test/test.dart';

import '../utils.dart' as utils;

void main() {
  utils.ensureRunFromSdkBinDart();

  group('tooling-daemon', () {
    final dartToolingDaemonRegExp = RegExp(
      r'The Dart Tooling Daemon is listening on ws://(127.0.0.1:.*)',
    );
    Process? process;

    tearDown(() {
      process?.kill();
      process = null;
    });

    test('starts up', () async {
      final project = utils.project();
      process = await project.start(['tooling-daemon']);
      final stdout = process!.stdout
          .transform<String>(utf8.decoder)
          .transform<String>(const LineSplitter());

      expect(await stdout.first, contains(dartToolingDaemonRegExp));
    });
  }, timeout: utils.longTimeout);
}