var pump = require('./index') var rs = require('fs').createReadStream('/dev/random') var ws = require('fs').createWriteStream('/dev/null') var toHex = function () { var reverse = new (require('stream').Transform)() reverse._transform = function (chunk, enc, callback) { reverse.push(chunk.toString('hex')) callback() } return reverse } var wsClosed = false var rsClosed = false var callbackCalled = false var check = function () { if (wsClosed && rsClosed && callbackCalled) { console.log('test-node.js passes') clearTimeout(timeout) } } ws.on('close', function () { wsClosed = true check() }) rs.on('close', function () { rsClosed = true check() }) var res = pump(rs, toHex(), toHex(), toHex(), ws, function () { callbackCalled = true check() }) if (res !== ws) { throw new Error('should return last stream') } setTimeout(function () { rs.destroy() }, 1000) var timeout = setTimeout(function () { throw new Error('timeout') }, 5000)