node/test/parallel/test-zlib-failed-init.js
Ben Noordhuis d8a380e136
zlib: reject windowBits=8 when mode=GZIP
It's also handled in C++ land now, per the previous commit, but
intercepting it in JS land makes for prettier error messages.

PR-URL: https://github.com/nodejs/node/pull/33045
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
Reviewed-By: David Carlier <devnexen@gmail.com>
2020-05-09 07:54:40 +02:00

47 lines
1.1 KiB
JavaScript

'use strict';
require('../common');
const assert = require('assert');
const zlib = require('zlib');
assert.throws(
() => zlib.createGzip({ chunkSize: 0 }),
{
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "options.chunkSize" is out of range. It must ' +
'be >= 64. Received 0'
}
);
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'
}
);
assert.throws(
() => zlib.createGzip({ memLevel: 0 }),
{
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "options.memLevel" is out of range. It must ' +
'be >= 1 and <= 9. Received 0'
}
);
{
const stream = zlib.createGzip({ level: NaN });
assert.strictEqual(stream._level, zlib.constants.Z_DEFAULT_COMPRESSION);
}
{
const stream = zlib.createGzip({ strategy: NaN });
assert.strictEqual(stream._strategy, zlib.constants.Z_DEFAULT_STRATEGY);
}