зеркало из https://github.com/mozilla/gecko-dev.git
59 строки
1.5 KiB
JavaScript
59 строки
1.5 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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'use strict';
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const { List, addListItem, removeListItem } = require('sdk/util/list');
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const { Class } = require('sdk/core/heritage');
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exports.testList = function(assert) {
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let list = List();
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addListItem(list, 1);
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for (let key in list) {
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assert.equal(key, 0, 'key is correct');
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assert.equal(list[key], 1, 'value is correct');
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}
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let count = 0;
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for (let ele of list) {
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assert.equal(ele, 1, 'ele is correct');
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assert.equal(++count, 1, 'count is correct');
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}
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count = 0;
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for (let ele of list) {
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assert.equal(ele, 1, 'ele is correct');
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assert.equal(++count, 1, 'count is correct');
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}
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removeListItem(list, 1);
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assert.equal(list.length, 0, 'remove worked');
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};
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exports.testImplementsList = function(assert) {
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let List2 = Class({
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implements: [List],
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initialize: function() {
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List.prototype.initialize.apply(this, [0, 1, 2]);
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}
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});
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let list2 = List2();
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let count = 0;
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for (let ele of list2) {
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assert.equal(ele, count++, 'ele is correct');
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}
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count = 0;
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for (let ele of list2) {
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assert.equal(ele, count++, 'ele is correct');
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}
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addListItem(list2, 3);
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assert.equal(list2.length, 4, '3 was added');
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assert.equal(list2[list2.length-1], 3, '3 was added');
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}
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require('sdk/test').run(exports);
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