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
16declare function print(arg:string, arg2:any):string;
17
18{
19    class D {
20        b:string;
21        constructor() {
22            print("this.hasOwnProperty:", this.hasOwnProperty("b"));
23            print("Object.getOwnPropertyNames:", Object.getOwnPropertyNames(this));
24            print("Object.getOwnPropertyDescriptor:", Object.getOwnPropertyDescriptor(this,"b"));
25            print("Object.keys():", Object.keys(this));
26            print("Reflect.has:", Reflect.has(this, "b"));
27            print("Reflect.ownKeys():", Reflect.ownKeys(this));
28            print("Reflect.get:", Reflect.get(this, "b"));
29            print("Reflect.getOwnPropertyDescriptor():", Reflect.getOwnPropertyDescriptor(this, "b"));
30            this.b = "abc";
31            print("this.hasOwnProperty:", this.hasOwnProperty("b"));
32            print("Object.getOwnPropertyNames:", Object.getOwnPropertyNames(this));
33            print("Object.getOwnPropertyDescriptor:", Object.getOwnPropertyDescriptor(this,"b"));
34            print("Object.keys():", Object.keys(this));
35            print("Reflect.has:", Reflect.has(this, "b"));
36            print("Reflect.ownKeys():", Reflect.ownKeys(this));
37            print("Reflect.get:", Reflect.get(this, "b"));
38            print("Reflect.getOwnPropertyDescriptor():", Reflect.getOwnPropertyDescriptor(this, "b"));
39        }
40    }
41
42    let d = new D();
43}