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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | /**
* @license
* Copyright 2019 Google Inc.
*
* 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 { expect } from 'chai';
import { SinonFakeTimers, useFakeTimers } from 'sinon';
import '../testing/setup';
import { sleep } from './sleep';
describe('sleep', () => {
let clock: SinonFakeTimers;
beforeEach(() => {
clock = useFakeTimers();
});
afterEach(() => {
clock.restore();
});
it('returns a promise that resolves after a given amount of time', async () => {
const sleepPromise = sleep(100);
expect(sleepPromise).not.to.be.fulfilled;
clock.tick(99);
expect(sleepPromise).not.to.be.fulfilled;
clock.tick(1);
expect(sleepPromise).to.be.fulfilled;
});
});
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