signal-desktop/test/views/list_view_test.js
2020-11-04 13:03:13 -06:00

26 lines
781 B
JavaScript

// Copyright 2014-2020 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
/* global Backbone, Whisper */
describe('ListView', () => {
let collection;
beforeEach(() => {
collection = new Backbone.Collection();
});
it('should add children to the list element as they are added to the collection', () => {
const view = new Whisper.ListView({ collection });
collection.add('hello');
assert.equal(view.$el.children().length, 1);
collection.add('world');
assert.equal(view.$el.children().length, 2);
});
it('should add all the children to the list element on reset', () => {
const view = new Whisper.ListView({ collection });
collection.reset(['goodbye', 'world']);
assert.equal(view.$el.children().length, 2);
});
});