13af6ab5fSopenharmony_ci/*
23af6ab5fSopenharmony_ci * Copyright (c) 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_citype asyncLambda = () => Promise<void>
173af6ab5fSopenharmony_ci
183af6ab5fSopenharmony_ciasync function asyncFunc(): Promise<boolean> {
193af6ab5fSopenharmony_ci    return true;
203af6ab5fSopenharmony_ci}
213af6ab5fSopenharmony_ci
223af6ab5fSopenharmony_cifunction callAsyncLambda(): void {
233af6ab5fSopenharmony_ci    let is_call_async_lambda: boolean = false;
243af6ab5fSopenharmony_ci
253af6ab5fSopenharmony_ci    let async_lambda: asyncLambda = async (): Promise<void> => {
263af6ab5fSopenharmony_ci        await asyncFunc();
273af6ab5fSopenharmony_ci        is_call_async_lambda = true;
283af6ab5fSopenharmony_ci    }
293af6ab5fSopenharmony_ci
303af6ab5fSopenharmony_ci    assert(is_call_async_lambda == false);
313af6ab5fSopenharmony_ci    await async_lambda();
323af6ab5fSopenharmony_ci    assert(is_call_async_lambda == true);
333af6ab5fSopenharmony_ci}
343af6ab5fSopenharmony_ci
353af6ab5fSopenharmony_cifunction main(): void {
363af6ab5fSopenharmony_ci    callAsyncLambda();
373af6ab5fSopenharmony_ci}
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