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 16import isPromiseLike from './isPromiseLike'; 17 18function assertPromiseIsResolvedWith(actualPromise, expectedValue) { 19 if (!isPromiseLike(actualPromise)) { 20 return Promise.reject().then(function () { 21 }, function () { 22 return {pass: false, message: 'Expected not be called on a promise.'}; 23 }); 24 } 25 26 function tips(passed) { 27 return ( 28 'Expected a promise ' + (passed ? 'not ' : '') + 29 'to be resolved with ' + JSON.stringify(expectedValue[0])); 30 } 31 32 const helper = {}; 33 return Promise.race([actualPromise, Promise.resolve(helper)]).then( 34 function (got) { 35 if (helper === got) { 36 return {pass: false, message: 'expect resolve, actualValue is isPending'}; 37 } 38 if (JSON.stringify(got) == JSON.stringify(expectedValue[0])) { 39 return { 40 pass: true, 41 message: 'actualValue was resolved with ' + JSON.stringify(got) + '.' 42 }; 43 } 44 return { 45 pass: false, 46 message: tips(false) + ' but it was resolved with ' + 47 JSON.stringify(got) + '.' 48 }; 49 }, 50 function (rej) { 51 return { 52 pass: false, 53 message: tips(false) + ' but it was rejected with ' + JSON.stringify(rej) + '.' 54 }; 55 } 56 ); 57} 58 59export default assertPromiseIsResolvedWith;