1/**
2 * Copyright (c) 2023-2024 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 I {
17  self(): I;
18  fn(): Object;
19  fn2(): Object;
20  fn3(): Object;
21  fn4(): Object;
22  fn5(): Object[];
23}
24
25class A implements I {
26  public x: int = 42;
27  override self(): A { return this; }
28  override fn(): String { return ""; }
29  override fn2(): Object[] { return [new Object()]; }
30  override fn3(): int[] { return [0]; }
31  override fn4(): int[][] { return [[0]]; }
32  override fn5(): String[] { return [""]; }
33}
34
35
36function main(): void {
37  let a = new A();
38  assert a.self().x == 42;
39  assert a.fn() == "";
40  assert a.fn2().length == 1;
41  assert a.fn3()[0] == 0;
42  assert a.fn4()[0][0] == 0;
43  assert a.fn5()[0] == "";
44
45  // let i: I = a;
46  // assert i.self() instanceof A;
47  // assert (i.fn() as String) == "";
48  // assert (i.fn2() as Object[])[0] == new Object();
49  // assert (i.fn3() as int[])[0] == 0;
50  // assert (i.fn4() as String[])[0] == "";
51}
52
53
54