pkg/dartdev/test/commands/flag_test.dart

// Copyright (c) 2020, 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 'package:dartdev/dartdev.dart';
import 'package:test/test.dart';

import '../utils.dart';

void main() {
  group('flag', help);
}

void help() {
  TestProject p;

  tearDown(() => p?.dispose());

  test('--help', () {
    p = project();

    var result = p.runSync('--help');

    expect(result.exitCode, 0);
    expect(result.stderr, isEmpty);
    expect(result.stdout, contains(DartdevRunner.dartdevDescription));
    expect(result.stdout, contains('Usage: dartdev <command> [arguments]'));
    expect(result.stdout, contains('Global options:'));
    expect(result.stdout, contains('Available commands:'));
  });
}