Files
cloudron-box/src/test/promise-retry-test.js
2022-01-06 11:28:30 -08:00

50 lines
1.3 KiB
JavaScript

/* jslint node:true */
/* global it:false */
/* global describe:false */
'use strict';
const expect = require('expect.js'),
promiseRetry = require('../promise-retry.js'),
safe = require('safetydance');
describe('promiseRetry', function () {
this.timeout(0);
it('normal return', async function () {
const result = await promiseRetry({ times: 5, interval: 1000 }, async () => {
return 42;
});
expect(result).to.be(42);
});
it('throws error', async function () {
const [error] = await safe(promiseRetry({ times: 5, interval: 1000 }, async () => {
throw new Error('42');
}));
expect(error.message).to.be('42');
});
it('3 tries', async function () {
let tryCount = 0;
const result = await promiseRetry({ times: 5, interval: 1000 }, async () => {
if (++tryCount == 3) return 42; else throw new Error('42');
});
expect(result).to.be(42);
});
it('can abort with 1 try only', async function () {
let tryCount = 0;
const [error] = await safe(promiseRetry({ times: 5, interval: 1000, retry: () => false }, async () => {
++tryCount;
throw tryCount;
}));
expect(tryCount).to.be(1);
expect(error).to.be(1);
});
});