// Copyright 2016 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 'package:flutter_tools/src/base/utils.dart'; import 'package:test/test.dart'; void main() { group('SettingsFile', () { test('parse', () { SettingsFile file = new SettingsFile.parse(''' # ignore comment foo=bar baz=qux '''); expect(file.values['foo'], 'bar'); expect(file.values['baz'], 'qux'); expect(file.values, hasLength(2)); }); }); group('uuid', () { // xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx test('simple', () { Uuid uuid = new Uuid(); String result = uuid.generateV4(); expect(result.length, 36); expect(result[8], '-'); expect(result[13], '-'); expect(result[18], '-'); expect(result[23], '-'); }); test('can parse', () { Uuid uuid = new Uuid(); String result = uuid.generateV4(); expect(int.parse(result.substring(0, 8), radix: 16), isNotNull); expect(int.parse(result.substring(9, 13), radix: 16), isNotNull); expect(int.parse(result.substring(14, 18), radix: 16), isNotNull); expect(int.parse(result.substring(19, 23), radix: 16), isNotNull); expect(int.parse(result.substring(24, 36), radix: 16), isNotNull); }); test('special bits', () { Uuid uuid = new Uuid(); String result = uuid.generateV4(); expect(result[14], '4'); expect(result[19].toLowerCase(), isIn('89ab')); result = uuid.generateV4(); expect(result[19].toLowerCase(), isIn('89ab')); result = uuid.generateV4(); expect(result[19].toLowerCase(), isIn('89ab')); }); test('is pretty random', () { Set<String> set = new Set<String>(); Uuid uuid = new Uuid(); for (int i = 0; i < 64; i++) { String val = uuid.generateV4(); expect(set, isNot(contains(val))); set.add(val); } uuid = new Uuid(); for (int i = 0; i < 64; i++) { String val = uuid.generateV4(); expect(set, isNot(contains(val))); set.add(val); } uuid = new Uuid(); for (int i = 0; i < 64; i++) { String val = uuid.generateV4(); expect(set, isNot(contains(val))); set.add(val); } }); }); }