13af6ab5fSopenharmony_ci/* 23af6ab5fSopenharmony_ci * Copyright (c) 2021-2024 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_ciclass A { 173af6ab5fSopenharmony_ci public readonly a: int; 183af6ab5fSopenharmony_ci 193af6ab5fSopenharmony_ci constructor() { 203af6ab5fSopenharmony_ci this.a = 42; 213af6ab5fSopenharmony_ci } 223af6ab5fSopenharmony_ci} 233af6ab5fSopenharmony_ci 243af6ab5fSopenharmony_cifinal class B extends A { 253af6ab5fSopenharmony_ci 263af6ab5fSopenharmony_ci} 273af6ab5fSopenharmony_ci 283af6ab5fSopenharmony_cifinal class C extends A { 293af6ab5fSopenharmony_ci constructor() { 303af6ab5fSopenharmony_ci 313af6ab5fSopenharmony_ci } 323af6ab5fSopenharmony_ci} 333af6ab5fSopenharmony_ci 343af6ab5fSopenharmony_cifinal class D extends A { 353af6ab5fSopenharmony_ci constructor() { 363af6ab5fSopenharmony_ci super(); 373af6ab5fSopenharmony_ci } 383af6ab5fSopenharmony_ci} 393af6ab5fSopenharmony_ci 403af6ab5fSopenharmony_ci 413af6ab5fSopenharmony_cifunction main(): void { 423af6ab5fSopenharmony_ci const a: A = new A(); 433af6ab5fSopenharmony_ci assert a.a == 42; 443af6ab5fSopenharmony_ci 453af6ab5fSopenharmony_ci const b: B = new B(); 463af6ab5fSopenharmony_ci assert b.a == 42; 473af6ab5fSopenharmony_ci 483af6ab5fSopenharmony_ci const c: C = new C(); 493af6ab5fSopenharmony_ci assert c.a == 42; 503af6ab5fSopenharmony_ci 513af6ab5fSopenharmony_ci const d: D = new D(); 523af6ab5fSopenharmony_ci assert d.a == 42; 533af6ab5fSopenharmony_ci 543af6ab5fSopenharmony_ci let d_as_A: A = d; 553af6ab5fSopenharmony_ci assert d_as_A.a == 42; 563af6ab5fSopenharmony_ci} 57