1/* 2 * Copyright (c) 2022-2023 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 16 17class VerificationMode { 18 19 private doTimes: number 20 21 constructor(times: number) { 22 this.doTimes = times; 23 } 24 25 times(count: number) { 26 if(count !== this.doTimes) { 27 throw Error(`expect ${count} actual ${this.doTimes}`); 28 } 29 } 30 31 never() { 32 if (this.doTimes !== 0) { 33 throw Error(`expect 0 actual ${this.doTimes}`); 34 } 35 } 36 37 once() { 38 if (this.doTimes !== 1) { 39 throw Error(`expect 1 actual ${this.doTimes}`); 40 } 41 } 42 43 atLeast(count: number) { 44 if (count > this.doTimes) { 45 throw Error('failed ' + count + ' greater than the actual execution times of method'); 46 } 47 } 48 49 atMost(count: number) { 50 if (count < this.doTimes) { 51 throw Error('failed ' + count + ' less than the actual execution times of method'); 52 } 53 } 54} 55 56export default VerificationMode;