blob: e49a7afbe7be45bc05113da604e1ecc4952984b1 [file] [log] [blame]
// Copyright 2017 The Chromium Authors. 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:async';
import 'package:flutter_tools/src/base/flags.dart';
import 'package:flutter_tools/src/cache.dart';
import 'package:flutter_tools/src/runner/flutter_command.dart';
import '../src/common.dart';
import '../src/context.dart';
typedef _TestMethod = FutureOr<void> Function();
void main() {
Cache.disableLocking();
Future<void> runCommand(Iterable<String> flags, _TestMethod testMethod) async {
final List<String> args = <String>['test']..addAll(flags);
final _TestCommand command = _TestCommand(testMethod);
await createTestCommandRunner(command).run(args);
}
testUsingContext('runCommand works as expected', () async {
bool testRan = false;
await runCommand(<String>[], () {
testRan = true;
});
expect(testRan, isTrue);
});
group('flags', () {
testUsingContext('returns null for undefined flags', () async {
await runCommand(<String>[], () {
expect(flags['undefined-flag'], isNull);
});
});
testUsingContext('picks up default values', () async {
await runCommand(<String>[], () {
expect(flags['verbose'], isFalse);
expect(flags['flag-defaults-to-false'], isFalse);
expect(flags['flag-defaults-to-true'], isTrue);
expect(flags['option-defaults-to-foo'], 'foo');
});
});
testUsingContext('returns null for flags with no default values', () async {
await runCommand(<String>[], () {
expect(flags['device-id'], isNull);
expect(flags['option-no-default'], isNull);
});
});
testUsingContext('picks up explicit values', () async {
await runCommand(<String>[
'--verbose',
'--flag-defaults-to-false',
'--option-no-default=explicit',
'--option-defaults-to-foo=qux',
], () {
expect(flags['verbose'], isTrue);
expect(flags['flag-defaults-to-false'], isTrue);
expect(flags['option-no-default'], 'explicit');
expect(flags['option-defaults-to-foo'], 'qux');
});
});
});
}
class _TestCommand extends FlutterCommand {
_TestCommand(this.testMethod) {
argParser.addFlag('flag-defaults-to-false', defaultsTo: false);
argParser.addFlag('flag-defaults-to-true', defaultsTo: true);
argParser.addOption('option-no-default');
argParser.addOption('option-defaults-to-foo', defaultsTo: 'foo');
}
final _TestMethod testMethod;
@override
String get name => 'test';
@override
String get description => 'runs a test method';
@override
Future<FlutterCommandResult> runCommand() async {
await testMethod();
return null;
}
}