Files
sdk/pkg/dartdev/test/commands/help_test.dart
T
Ben Konyi 1c571a12fa [ CLI ] Migrate package:dartdev to null safety
Fixes https://github.com/dart-lang/sdk/issues/47964

TEST=CQ

Change-Id: I4ee57bc5739835824b0052bd9470a0d52ccf161b
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/229948
Reviewed-by: Devon Carew <devoncarew@google.com>
Commit-Queue: Ben Konyi <bkonyi@google.com>
2022-01-26 21:16:49 +00:00

73 lines
2.3 KiB
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:args/command_runner.dart';
import 'package:dartdev/dartdev.dart';
import 'package:test/test.dart';
import '../utils.dart';
void main() {
group('help', help, timeout: longTimeout);
}
void help() {
late TestProject p;
tearDown(() async => await p.dispose());
/// Commands not tested by the following loop.
List<String> _commandsNotTested = <String>[
'help', // `dart help help` is redundant
'test', // `dart help test` does not call `test:test --help`.
];
DartdevRunner(['--no-analytics'])
.commands
.forEach((String commandKey, Command command) {
if (!_commandsNotTested.contains(commandKey)) {
test('(help $commandKey == $commandKey --help)', () async {
p = project();
var result = await p.run(['help', commandKey]);
var verbHelpResult = await p.run([commandKey, '--help']);
expect(result.stdout, contains(verbHelpResult.stdout));
expect(result.stderr, contains(verbHelpResult.stderr));
});
}
});
test('(help test ~= test --help) outside project', () async {
p = project();
p.deleteFile('pubspec.yaml');
var result = await p.run(['help', 'test']);
var testHelpResult = await p.run(['test', '--help']);
expect(testHelpResult.stdout, contains(result.stdout));
expect(testHelpResult.stderr, contains(result.stderr));
});
test('(help pub == pub --help)', () async {
p = project();
var result = await p.run(['help', 'pub']);
var pubHelpResult = await p.run(['pub', '--help']);
expect(result.stdout, contains(pubHelpResult.stdout));
expect(result.stderr, contains(pubHelpResult.stderr));
});
test('(--help flags also have -h abbr)', () {
DartdevRunner(['--no-analytics'])
.commands
.forEach((String commandKey, Command command) {
var helpOption = command.argParser.options['help'];
// Some commands (like pub which use
// "argParser = ArgParser.allowAnything()") may not have the help Option
// accessible with the API used above:
if (helpOption != null) {
expect(helpOption.abbr, 'h', reason: '');
}
});
});
}