node/test/parallel/test-zlib-zero-windowBits.js
Yagiz Nizipli 826b7533e8
test: move more zlib tests to node:test
PR-URL: https://github.com/nodejs/node/pull/54609
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Chemi Atlow <chemi@atlow.co.il>
2024-09-01 00:35:18 +00:00

31 lines
990 B
JavaScript

'use strict';
require('../common');
const assert = require('node:assert');
const zlib = require('node:zlib');
const { test } = require('node:test');
// windowBits is a special case in zlib. On the compression side, 0 is invalid.
// On the decompression side, it indicates that zlib should use the value from
// the header of the compressed stream.
test('zlib should support zero windowBits', (t) => {
const inflate = zlib.createInflate({ windowBits: 0 });
assert.ok(inflate instanceof zlib.Inflate);
const gunzip = zlib.createGunzip({ windowBits: 0 });
assert.ok(gunzip instanceof zlib.Gunzip);
const unzip = zlib.createUnzip({ windowBits: 0 });
assert.ok(unzip instanceof zlib.Unzip);
});
test('windowBits should be valid', () => {
assert.throws(() => zlib.createGzip({ windowBits: 0 }), {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "options.windowBits" is out of range. ' +
'It must be >= 9 and <= 15. Received 0'
});
});