node/test/parallel/test-zlib-empty-buffer.js
Michaël Zasso df08779e0d
test: make crashOnUnhandleRejection opt-out
This commit removes `common.crashOnUnhandledRejection()` and adds
`common.disableCrashOnUnhandledRejection()`.

To reduce the risk of mistakes and make writing tests that involve
promises simpler, always install the unhandledRejection hook in tests
and provide a way to disable it for the rare cases where it's needed.

PR-URL: https://github.com/nodejs/node/pull/21849
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
2018-07-19 08:47:28 +02:00

25 lines
928 B
JavaScript

'use strict';
require('../common');
const zlib = require('zlib');
const { inspect, promisify } = require('util');
const assert = require('assert');
const emptyBuffer = Buffer.alloc(0);
(async function() {
for (const [ compress, decompress, method ] of [
[ zlib.deflateRawSync, zlib.inflateRawSync, 'raw sync' ],
[ zlib.deflateSync, zlib.inflateSync, 'deflate sync' ],
[ zlib.gzipSync, zlib.gunzipSync, 'gzip sync' ],
[ promisify(zlib.deflateRaw), promisify(zlib.inflateRaw), 'raw' ],
[ promisify(zlib.deflate), promisify(zlib.inflate), 'deflate' ],
[ promisify(zlib.gzip), promisify(zlib.gunzip), 'gzip' ]
]) {
const compressed = await compress(emptyBuffer);
const decompressed = await decompress(compressed);
assert.deepStrictEqual(
emptyBuffer, decompressed,
`Expected ${inspect(compressed)} to match ${inspect(decompressed)} ` +
`to match for ${method}`);
}
})();