1/* 2 * Copyright (c) 2024-2025 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 16struct cls { 17 member_cls: cls | null; 18 member_int: int; 19 20 constructor(arg_cls: cls | null, arg_int: int) { 21 this.member_cls = arg_cls; 22 this.member_int = arg_int; 23 } 24} 25 26struct cls2 { 27 member_cls: cls | null = null; 28 member_int: int; 29} 30 31function main(): void { 32 // TODO: catch NullPointerError if exception handling is implemented 33 // let x : cls; 34 // x.member_cls; 35 36 let y : cls = new cls(null, 2); 37 assertEQ(y.member_cls, null) 38 assertEQ(y.member_int, 2) 39 40 // TODO: catch NullPointerError if exception handling is implemented 41 // y = null; 42 // y.member_cls; 43 44 let z : cls = new cls(y, 4); 45 assertNE(z.member_cls, null) 46 assertEQ(z.member_int, 4) 47 48 let u : cls2 = new cls2(); 49 assertEQ(u.member_cls, null) 50 assertEQ(u.member_int, 0) 51 52 return; 53} 54