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bun.sh/test/js/node/test/parallel/zlib-zero-byte.test.js
2024-08-22 18:00:25 -07:00

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1.9 KiB
JavaScript

//#FILE: test-zlib-zero-byte.js
//#SHA1: 54539c28619fb98230547ba0929ddad146f15bc5
//-----------------
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
"use strict";
const zlib = require("zlib");
for (const Compressor of [zlib.Gzip, zlib.BrotliCompress]) {
test(`${Compressor.name} compresses zero-byte input`, async () => {
const gz = Compressor();
const emptyBuffer = Buffer.alloc(0);
let received = 0;
gz.on("data", c => {
received += c.length;
});
const endPromise = new Promise(resolve => {
gz.on("end", resolve);
});
const finishPromise = new Promise(resolve => {
gz.on("finish", resolve);
});
gz.write(emptyBuffer);
gz.end();
await Promise.all([endPromise, finishPromise]);
const expected = Compressor === zlib.Gzip ? 20 : 1;
expect(received).toBe(expected);
});
}
//<#END_FILE: test-zlib-zero-byte.js