authelia/test/helpers/utils/WaitUntil.ts

28 lines
683 B
TypeScript

import sleep from "./sleep";
export default function WaitUntil(
fn: () => Promise<boolean>, timeout: number = 15000,
interval: number = 1000, waitAfter: number = 0): Promise<void> {
return new Promise(async (resolve, reject) => {
const timer = setTimeout(() => { throw new Error('Timeout') }, timeout);
while (true) {
try {
const res = await fn();
if (res && res === true) {
clearTimeout(timer);
break;
}
await sleep(interval);
} catch (err) {
console.error(err);
reject(err);
return;
}
}
if (waitAfter > 0)
await sleep(waitAfter);
resolve();
});
}