| /** |
| * @license |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| import '../../../test/common-test-setup-karma.js'; |
| import 'lodash/lodash.js'; |
| import {GrEtagDecorator} from './gr-etag-decorator.js'; |
| |
| suite('gr-etag-decorator', () => { |
| let etag; |
| |
| const fakeRequest = (opt_etag, opt_status) => { |
| const headers = new Headers(); |
| if (opt_etag) { |
| headers.set('etag', opt_etag); |
| } |
| const status = opt_status || 200; |
| return {ok: true, status, headers}; |
| }; |
| |
| setup(() => { |
| etag = new GrEtagDecorator(); |
| }); |
| |
| test('exists', () => { |
| assert.isOk(etag); |
| }); |
| |
| test('works', () => { |
| etag.collect('/foo', fakeRequest('bar')); |
| const options = etag.getOptions('/foo'); |
| assert.strictEqual(options.headers.get('If-None-Match'), 'bar'); |
| }); |
| |
| test('updates etags', () => { |
| etag.collect('/foo', fakeRequest('bar')); |
| etag.collect('/foo', fakeRequest('baz')); |
| const options = etag.getOptions('/foo'); |
| assert.strictEqual(options.headers.get('If-None-Match'), 'baz'); |
| }); |
| |
| test('discards empty etags', () => { |
| etag.collect('/foo', fakeRequest('bar')); |
| etag.collect('/foo', fakeRequest()); |
| const options = etag.getOptions('/foo', {headers: new Headers()}); |
| assert.isNull(options.headers.get('If-None-Match')); |
| }); |
| |
| test('discards etags in order used', () => { |
| etag.collect('/foo', fakeRequest('bar')); |
| _.times(29, i => { |
| etag.collect('/qaz/' + i, fakeRequest('qaz')); |
| }); |
| let options = etag.getOptions('/foo'); |
| assert.strictEqual(options.headers.get('If-None-Match'), 'bar'); |
| etag.collect('/zaq', fakeRequest('zaq')); |
| options = etag.getOptions('/foo', {headers: new Headers()}); |
| assert.isNull(options.headers.get('If-None-Match')); |
| }); |
| |
| test('getCachedPayload', () => { |
| const payload = 'payload'; |
| etag.collect('/foo', fakeRequest('bar'), payload); |
| assert.strictEqual(etag.getCachedPayload('/foo'), payload); |
| etag.collect('/foo', fakeRequest('bar', 304), 'garbage'); |
| assert.strictEqual(etag.getCachedPayload('/foo'), payload); |
| etag.collect('/foo', fakeRequest('bar', 200), 'new payload'); |
| assert.strictEqual(etag.getCachedPayload('/foo'), 'new payload'); |
| }); |
| }); |
| |