1/* 2 * Copyright (C) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16const intersectionObserverMock = () => ({ 17 observe: () => null, 18}); 19window.IntersectionObserver = jest.fn().mockImplementation(intersectionObserverMock); 20 21import { SpChartManager } from '../../../../src/trace/component/chart/SpChartManager'; 22import { SpSystemTrace } from '../../../../src/trace/component/SpSystemTrace'; 23 24const sqlite = require('../../../../src/trace/database/SqlLite'); 25jest.mock('../../../../src/trace/database/SqlLite'); 26 27// @ts-ignore 28window.ResizeObserver = window.ResizeObserver || 29 jest.fn().mockImplementation(() => ({ 30 disconnect: jest.fn(), 31 observe: jest.fn(), 32 unobserve: jest.fn(), 33 })); 34describe('SpChartManager Test', () => { 35 let chartManager = new SpChartManager(); 36 let queryDataDICT = sqlite.queryDataDICT; 37 let dataDICT = [ 38 { 39 id: 251, 40 data: 'delay', 41 }, 42 { 43 id: 251, 44 data: 'caller', 45 }, 46 ]; 47 queryDataDICT.mockResolvedValue(dataDICT); 48 49 it('SpChartManager01', function () { 50 expect(chartManager).not.toBeUndefined(); 51 }); 52}); 53