/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the License);
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import assert from "assert";
class u {
    w1: number = 0;
    z1(): number {
        return 5;
    }
}
interface t1 {
    a2: number;
    b2(): number;
}
class u1 extends u implements t1 {
    a2: number = 1;
    b2(): number {
        return 2 * 5;
    }
}
let v = new u();
assert(v.w1 === 0);
assert(v.z1() === 5);
let v1 = new u1();
assert(v1.w1 === 0);
assert(v1.z1() === 5);
assert(v1.a2 === 1);
assert(v1.b2() === 10);
