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01f853cde6
add4b0ab8c made the assumption that compressed data
would never lead to an empty decompressed stream.
Fix that by explicitly checking the number of read bytes.
PR-URL: https://github.com/nodejs/node/pull/17042
Fixes: https://github.com/nodejs/node/issues/17041
Refs: https://github.com/nodejs/node/pull/13322
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
27 lines
978 B
JavaScript
27 lines
978 B
JavaScript
'use strict';
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const common = require('../common');
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const zlib = require('zlib');
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const { inspect, promisify } = require('util');
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const assert = require('assert');
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const emptyBuffer = new Buffer(0);
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common.crashOnUnhandledRejection();
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(async function() {
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for (const [ compress, decompress, method ] of [
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[ zlib.deflateRawSync, zlib.inflateRawSync, 'raw sync' ],
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[ zlib.deflateSync, zlib.inflateSync, 'deflate sync' ],
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[ zlib.gzipSync, zlib.gunzipSync, 'gzip sync' ],
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[ promisify(zlib.deflateRaw), promisify(zlib.inflateRaw), 'raw' ],
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[ promisify(zlib.deflate), promisify(zlib.inflate), 'deflate' ],
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[ promisify(zlib.gzip), promisify(zlib.gunzip), 'gzip' ]
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]) {
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const compressed = await compress(emptyBuffer);
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const decompressed = await decompress(compressed);
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assert.deepStrictEqual(
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emptyBuffer, decompressed,
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`Expected ${inspect(compressed)} to match ${inspect(decompressed)} ` +
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`to match for ${method}`);
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}
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})();
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