1// Copyright Joyent, Inc. and other Node contributors. 2// 3// Permission is hereby granted, free of charge, to any person obtaining a 4// copy of this software and associated documentation files (the 5// "Software"), to deal in the Software without restriction, including 6// without limitation the rights to use, copy, modify, merge, publish, 7// distribute, sublicense, and/or sell copies of the Software, and to permit 8// persons to whom the Software is furnished to do so, subject to the 9// following conditions: 10// 11// The above copyright notice and this permission notice shall be included 12// in all copies or substantial portions of the Software. 13// 14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 20// USE OR OTHER DEALINGS IN THE SOFTWARE. 21 22'use strict'; 23const common = require('../common'); 24const assert = require('assert'); 25const zlib = require('zlib'); 26 27for (const Compressor of [ zlib.Gzip, zlib.BrotliCompress ]) { 28 const gz = Compressor(); 29 const emptyBuffer = Buffer.alloc(0); 30 let received = 0; 31 gz.on('data', function(c) { 32 received += c.length; 33 }); 34 35 gz.on('end', common.mustCall(function() { 36 const expected = Compressor === zlib.Gzip ? 20 : 1; 37 assert.strictEqual(received, expected, 38 `${received}, ${expected}, ${Compressor.name}`); 39 })); 40 gz.on('finish', common.mustCall()); 41 gz.write(emptyBuffer); 42 gz.end(); 43} 44