54 lines
1.4 KiB
TypeScript
54 lines
1.4 KiB
TypeScript
/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { describe, expect, vi } from 'vitest';
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import { Deferred, sleep } from '../src/async';
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it('sleep', async () => {
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vi.useFakeTimers();
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let count = 0;
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sleep(1000).then(() => (count = 1));
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vi.runAllTimers();
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expect(count).toBe(0);
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await Promise.resolve();
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expect(count).toBe(1);
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});
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describe('test deferred', () => {
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it('works', async () => {
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const deferred = new Deferred<number>();
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deferred.resolve(1);
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expect(await deferred.promise).toBe(1);
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});
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it('reject', async () => {
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const deferred = new Deferred();
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deferred.reject(123);
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try {
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await deferred.promise;
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} catch (err) {
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expect(err).toBe(123);
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}
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});
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it('perform like promise', async () => {
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const deferred = new Deferred<string>();
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deferred.resolve('1');
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expect(await deferred).toBe('1');
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});
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});
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