ahooks/es/utils/testingHelpers.js

react hooks library

export function sleep(time) {
    return new Promise((resolve) => {
        setTimeout(() => {
            resolve();
        }, time);
    });
}
export function request(req) {
    return new Promise((resolve, reject) => setTimeout(() => {
        if (req === 0) {
            reject(new Error('fail'));
        }
        else {
            resolve('success');
        }
    }, 1000));
}