|
| 1 | +// Copyright 2019, the Chromium project authors. All rights reserved. |
| 2 | +// Use of this source code is governed by a BSD-style license that can be |
| 3 | +// found in the LICENSE file. |
| 4 | + |
| 5 | +import 'dart:async'; |
| 6 | +import 'package:flutter_test/flutter_test.dart'; |
| 7 | +import 'package:shared_preferences/shared_preferences.dart'; |
| 8 | +import 'package:integration_test/integration_test.dart'; |
| 9 | + |
| 10 | +void main() { |
| 11 | + IntegrationTestWidgetsFlutterBinding.ensureInitialized(); |
| 12 | + |
| 13 | + group('$SharedPreferences', () { |
| 14 | + const Map<String, dynamic> kTestValues = <String, dynamic>{ |
| 15 | + 'flutter.String': 'hello world', |
| 16 | + 'flutter.bool': true, |
| 17 | + 'flutter.int': 42, |
| 18 | + 'flutter.double': 3.14159, |
| 19 | + 'flutter.List': <String>['foo', 'bar'], |
| 20 | + }; |
| 21 | + |
| 22 | + const Map<String, dynamic> kTestValues2 = <String, dynamic>{ |
| 23 | + 'flutter.String': 'goodbye world', |
| 24 | + 'flutter.bool': false, |
| 25 | + 'flutter.int': 1337, |
| 26 | + 'flutter.double': 2.71828, |
| 27 | + 'flutter.List': <String>['baz', 'quox'], |
| 28 | + }; |
| 29 | + |
| 30 | + SharedPreferences preferences; |
| 31 | + |
| 32 | + setUp(() async { |
| 33 | + preferences = await SharedPreferences.getInstance(); |
| 34 | + }); |
| 35 | + |
| 36 | + tearDown(() { |
| 37 | + preferences.clear(); |
| 38 | + }); |
| 39 | + |
| 40 | + test('reading', () async { |
| 41 | + expect(preferences.get('String'), isNull); |
| 42 | + expect(preferences.get('bool'), isNull); |
| 43 | + expect(preferences.get('int'), isNull); |
| 44 | + expect(preferences.get('double'), isNull); |
| 45 | + expect(preferences.get('List'), isNull); |
| 46 | + expect(preferences.getString('String'), isNull); |
| 47 | + expect(preferences.getBool('bool'), isNull); |
| 48 | + expect(preferences.getInt('int'), isNull); |
| 49 | + expect(preferences.getDouble('double'), isNull); |
| 50 | + expect(preferences.getStringList('List'), isNull); |
| 51 | + }); |
| 52 | + |
| 53 | + test('writing', () async { |
| 54 | + await Future.wait(<Future<bool>>[ |
| 55 | + preferences.setString('String', kTestValues2['flutter.String']), |
| 56 | + preferences.setBool('bool', kTestValues2['flutter.bool']), |
| 57 | + preferences.setInt('int', kTestValues2['flutter.int']), |
| 58 | + preferences.setDouble('double', kTestValues2['flutter.double']), |
| 59 | + preferences.setStringList('List', kTestValues2['flutter.List']) |
| 60 | + ]); |
| 61 | + expect(preferences.getString('String'), kTestValues2['flutter.String']); |
| 62 | + expect(preferences.getBool('bool'), kTestValues2['flutter.bool']); |
| 63 | + expect(preferences.getInt('int'), kTestValues2['flutter.int']); |
| 64 | + expect(preferences.getDouble('double'), kTestValues2['flutter.double']); |
| 65 | + expect(preferences.getStringList('List'), kTestValues2['flutter.List']); |
| 66 | + }); |
| 67 | + |
| 68 | + test('removing', () async { |
| 69 | + const String key = 'testKey'; |
| 70 | + await preferences.setString(key, kTestValues['flutter.String']); |
| 71 | + await preferences.setBool(key, kTestValues['flutter.bool']); |
| 72 | + await preferences.setInt(key, kTestValues['flutter.int']); |
| 73 | + await preferences.setDouble(key, kTestValues['flutter.double']); |
| 74 | + await preferences.setStringList(key, kTestValues['flutter.List']); |
| 75 | + await preferences.remove(key); |
| 76 | + expect(preferences.get('testKey'), isNull); |
| 77 | + }); |
| 78 | + |
| 79 | + test('clearing', () async { |
| 80 | + await preferences.setString('String', kTestValues['flutter.String']); |
| 81 | + await preferences.setBool('bool', kTestValues['flutter.bool']); |
| 82 | + await preferences.setInt('int', kTestValues['flutter.int']); |
| 83 | + await preferences.setDouble('double', kTestValues['flutter.double']); |
| 84 | + await preferences.setStringList('List', kTestValues['flutter.List']); |
| 85 | + await preferences.clear(); |
| 86 | + expect(preferences.getString('String'), null); |
| 87 | + expect(preferences.getBool('bool'), null); |
| 88 | + expect(preferences.getInt('int'), null); |
| 89 | + expect(preferences.getDouble('double'), null); |
| 90 | + expect(preferences.getStringList('List'), null); |
| 91 | + }); |
| 92 | + }); |
| 93 | +} |
0 commit comments