| // Copyright (c) 2012, 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. |
| |
| // @dart = 2.9 |
| |
| import 'dart:html'; |
| |
| import 'package:expect/minitest.dart'; |
| |
| main() { |
| setUp(() { |
| window.localStorage['key1'] = 'val1'; |
| window.localStorage['key2'] = 'val2'; |
| window.localStorage['key3'] = 'val3'; |
| }); |
| |
| tearDown(() { |
| window.localStorage.clear(); |
| }); |
| |
| test('containsValue', () { |
| expect(window.localStorage.containsValue('does not exist'), isFalse); |
| expect(window.localStorage.containsValue('key1'), isFalse); |
| expect(window.localStorage.containsValue('val1'), isTrue); |
| expect(window.localStorage.containsValue('val3'), isTrue); |
| }); |
| |
| test('containsKey', () { |
| expect(window.localStorage.containsKey('does not exist'), isFalse); |
| expect(window.localStorage.containsKey('val1'), isFalse); |
| expect(window.localStorage.containsKey('key1'), isTrue); |
| expect(window.localStorage.containsKey('key3'), isTrue); |
| }); |
| |
| test('[]', () { |
| expect(window.localStorage['does not exist'], isNull); |
| expect(window.localStorage['key1'], 'val1'); |
| expect(window.localStorage['key3'], 'val3'); |
| }); |
| |
| test('[]=', () { |
| expect(window.localStorage['key4'], isNull); |
| window.localStorage['key4'] = 'val4'; |
| expect(window.localStorage['key4'], 'val4'); |
| |
| expect(window.localStorage['key3'], 'val3'); |
| window.localStorage['key3'] = 'val3-new'; |
| expect(window.localStorage['key3'], 'val3-new'); |
| }); |
| |
| test('putIfAbsent', () { |
| expect(window.localStorage['key4'], isNull); |
| expect(window.localStorage.putIfAbsent('key4', () => 'val4'), 'val4'); |
| expect(window.localStorage['key4'], 'val4'); |
| |
| expect(window.localStorage['key3'], 'val3'); |
| expect( |
| window.localStorage.putIfAbsent('key3', () { |
| fail('should not be called'); |
| return 'unused'; |
| }), |
| 'val3'); |
| expect(window.localStorage['key3'], 'val3'); |
| }); |
| |
| test('remove', () { |
| expect(window.localStorage.remove('does not exist'), isNull); |
| expect(window.localStorage.remove('key3'), 'val3'); |
| expect(window.localStorage, equals({'key1': 'val1', 'key2': 'val2'})); |
| }); |
| |
| test('clear', () { |
| window.localStorage.clear(); |
| expect(window.localStorage, equals({})); |
| }); |
| |
| test('forEach', () { |
| var results = <String, String>{}; |
| window.localStorage.forEach((k, v) { |
| results[k] = v; |
| }); |
| expect(results, equals({'key1': 'val1', 'key2': 'val2', 'key3': 'val3'})); |
| }); |
| |
| test('getKeys', () { |
| expect(window.localStorage.keys.toList(), |
| unorderedEquals(['key1', 'key2', 'key3'])); |
| }); |
| |
| test('getVals', () { |
| expect(window.localStorage.values.toList(), |
| unorderedEquals(['val1', 'val2', 'val3'])); |
| }); |
| |
| test('getEntries', () { |
| var results = <String, String>{}; |
| window.localStorage.entries.forEach((e) { |
| results[e.key] = e.value; |
| }); |
| expect(results, equals({'key1': 'val1', 'key2': 'val2', 'key3': 'val3'})); |
| }); |
| |
| test('length', () { |
| expect(window.localStorage.length, 3); |
| window.localStorage.clear(); |
| expect(window.localStorage.length, 0); |
| }); |
| |
| test('isEmpty', () { |
| expect(window.localStorage.isEmpty, isFalse); |
| window.localStorage.clear(); |
| expect(window.localStorage.isEmpty, isTrue); |
| }); |
| } |