node/test/parallel/test-util-sleep.js
cjihrig f446929923
util: add internal sleep() function
PR-URL: https://github.com/nodejs/node/pull/30787
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
2019-12-06 22:02:47 -05:00

20 lines
455 B
JavaScript

// Flags: --expose-internals
'use strict';
require('../common');
const assert = require('assert');
const { sleep } = require('internal/util');
[undefined, null, '', {}, true, false].forEach((value) => {
assert.throws(
() => { sleep(value); },
/The "msec" argument must be of type number/
);
});
[-1, 3.14, NaN, 4294967296].forEach((value) => {
assert.throws(
() => { sleep(value); },
/The value of "msec" is out of range/
);
});