13af6ab5fSopenharmony_ci/**
23af6ab5fSopenharmony_ci * Copyright (c) 2023-2024 Huawei Device Co., Ltd.
33af6ab5fSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
43af6ab5fSopenharmony_ci * you may not use this file except in compliance with the License.
53af6ab5fSopenharmony_ci * You may obtain a copy of the License at
63af6ab5fSopenharmony_ci *
73af6ab5fSopenharmony_ci * http: //www.apache.org/licenses/LICENSE-2.0
83af6ab5fSopenharmony_ci *
93af6ab5fSopenharmony_ci * Unless required by applicable law or agreed to in writing, software
103af6ab5fSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
113af6ab5fSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
123af6ab5fSopenharmony_ci * See the License for the specific language governing permissions and
133af6ab5fSopenharmony_ci * limitations under the License.
143af6ab5fSopenharmony_ci */
153af6ab5fSopenharmony_ci
163af6ab5fSopenharmony_ciinterface I {
173af6ab5fSopenharmony_ci  self(): I;
183af6ab5fSopenharmony_ci  fn(): Object;
193af6ab5fSopenharmony_ci  fn2(): Object;
203af6ab5fSopenharmony_ci  fn3(): Object;
213af6ab5fSopenharmony_ci  fn4(): Object;
223af6ab5fSopenharmony_ci  fn5(): Object[];
233af6ab5fSopenharmony_ci}
243af6ab5fSopenharmony_ci
253af6ab5fSopenharmony_ciclass A implements I {
263af6ab5fSopenharmony_ci  public x: int = 42;
273af6ab5fSopenharmony_ci  override self(): A { return this; }
283af6ab5fSopenharmony_ci  override fn(): String { return ""; }
293af6ab5fSopenharmony_ci  override fn2(): Object[] { return [new Object()]; }
303af6ab5fSopenharmony_ci  override fn3(): int[] { return [0]; }
313af6ab5fSopenharmony_ci  override fn4(): int[][] { return [[0]]; }
323af6ab5fSopenharmony_ci  override fn5(): String[] { return [""]; }
333af6ab5fSopenharmony_ci}
343af6ab5fSopenharmony_ci
353af6ab5fSopenharmony_ci
363af6ab5fSopenharmony_cifunction main(): void {
373af6ab5fSopenharmony_ci  let a = new A();
383af6ab5fSopenharmony_ci  assert a.self().x == 42;
393af6ab5fSopenharmony_ci  assert a.fn() == "";
403af6ab5fSopenharmony_ci  assert a.fn2().length == 1;
413af6ab5fSopenharmony_ci  assert a.fn3()[0] == 0;
423af6ab5fSopenharmony_ci  assert a.fn4()[0][0] == 0;
433af6ab5fSopenharmony_ci  assert a.fn5()[0] == "";
443af6ab5fSopenharmony_ci
453af6ab5fSopenharmony_ci  // let i: I = a;
463af6ab5fSopenharmony_ci  // assert i.self() instanceof A;
473af6ab5fSopenharmony_ci  // assert (i.fn() as String) == "";
483af6ab5fSopenharmony_ci  // assert (i.fn2() as Object[])[0] == new Object();
493af6ab5fSopenharmony_ci  // assert (i.fn3() as int[])[0] == 0;
503af6ab5fSopenharmony_ci  // assert (i.fn4() as String[])[0] == "";
513af6ab5fSopenharmony_ci}
523af6ab5fSopenharmony_ci
533af6ab5fSopenharmony_ci
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