/* * Copyright (c) 2022 Huawei Device Co., Ltd. * 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 isPromiseLike from './isPromiseLike'; function assertPromiseIsRejectedWithError(actualPromise, expectedValue) { if (!isPromiseLike(actualPromise)) { return Promise.reject().then(function () { }, function () { return {pass: false, message: 'Expected not be called on a promise.'}; }); } const helper = {}; return Promise.race([actualPromise, Promise.resolve(helper)]).then( function (got) { return { pass: false, message: 'Expected a promise to be rejected but actualValue is ' + (helper === got ? 'isPending' : 'resolve') }; }, function (actualValue) { return matchError(actualValue, expectedValue); } ); } function matchError(actualValue, expectedValue) { if (expectedValue.length == 1 && typeof expectedValue[0] === 'function') { if (expectedValue[0].name === actualValue.__proto__.name) { return {pass: true, message: 'actual error type is ' + actualValue.name + '.'}; } return { pass: false, message: 'except error type is ' + expectedValue[0].name + ',but actual is ' + actualValue.name + '.' }; } if (expectedValue.length == 1 && typeof expectedValue[0] === 'string') { if (expectedValue[0] === actualValue.message) { return {pass: true, message: 'actual error message is ' + actualValue.message + '.'}; } return { pass: false, message: 'except error message ' + expectedValue[0] + ',but actual is ' + actualValue.message + '.' }; } if (expectedValue.length == 1) { return { pass: false, message: 'When only one parameter, it ' + 'should be error type or error message.' }; } if (expectedValue.length == 2 && typeof expectedValue[0] === 'function' && expectedValue[0].name === actualValue.name) { if (typeof expectedValue[1] === 'string' && actualValue.message === expectedValue[1]) { return {pass: true, message: 'actual error message is ' + actualValue.message + '.'}; } else { return { pass: false, message: 'except error message is ' + expectedValue[1] + ',but actual is ' + actualValue.message + '.' }; } } if (expectedValue.length == 2 && typeof expectedValue[0] === 'function' && expectedValue[0].name !== actualValue.name) { if (typeof expectedValue[1] === 'string' && actualValue.message === expectedValue[1]) { return { pass: false, message: 'except error type is ' + expectedValue[0].name + ',but actual is ' + actualValue.name + '.' }; } else { return { pass: false, message: 'except error type and message are incorrect.' }; } } if (expectedValue.length > 2) { return { pass: false, message: 'Up to two parameters are supported.' }; } } export default assertPromiseIsRejectedWithError;