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
16let O = new Object();
17let I = new Int(3);
18
19class C 
20{
21   field? : Object;
22   method(s: string) : int 
23   {
24      return 1;
25   }
26
27   method (s? : string) : int
28   { 
29      return 2;
30   }
31}
32
33function goo()
34{
35   return I;
36}
37
38function main() : int
39{
40   let c = new C();
41   let var1? : Object;
42   let var2? = O;
43   let var3? = goo();
44
45   assert(c.method('blablabla') == 1);
46   assert(c.method(undefined) == 2);
47   assert(c.method() == 2);
48   assert(c.field === undefined);
49
50   assert(var1 === undefined);
51   assert(var2 === O);
52   assert(var3 === I);
53
54   return 0;
55}
56