1/*
2 * Copyright (c) 2024 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
16interface inter {
17    get my_field (): int;
18    set my_field(param: int);
19
20    get_field(): int;
21}
22
23class A implements inter {
24    my_field: int = 3;
25
26    get_field(): int {
27      assert false;
28      return 1;
29    }
30}
31
32class B extends A{
33    laca: int = 1;
34    get my_field (): int{return this.laca}
35    set my_field(param: int) {
36        this.laca = param;
37    }
38    
39    get_field(): int {
40      return this.laca;
41    }
42}
43
44function main() {
45    let a0: A = new A();
46    assert a0.my_field == 3;
47
48    let a1: inter = new A();
49    assert a1.my_field == 3;
50    a1.my_field = 5;
51    assert a1.my_field == 5;
52
53    let a2: inter = new B();
54    assert a2.my_field == a2.get_field();
55    a2.my_field = 2;
56    assert a2.get_field() == 2;
57    assert a2.my_field == a2.get_field();
58}
59