blob: c3183d1c269a6d052ac4114ac5c5f0b808278863 [file] [log] [blame]
// 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);
});
}