var stream = require('stream')
							 | 
						|
								var pump = require('./index')
							 | 
						|
								
							 | 
						|
								var rs = new stream.Readable()
							 | 
						|
								var ws = new stream.Writable()
							 | 
						|
								
							 | 
						|
								rs._read = function (size) {
							 | 
						|
								  this.push(Buffer(size).fill('abc'))
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								ws._write = function (chunk, encoding, cb) {
							 | 
						|
								  setTimeout(function () {
							 | 
						|
								    cb()
							 | 
						|
								  }, 100)
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								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-browser.js passes')
							 | 
						|
								    clearTimeout(timeout)
							 | 
						|
								  }
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								ws.on('finish', function () {
							 | 
						|
								  wsClosed = true
							 | 
						|
								  check()
							 | 
						|
								})
							 | 
						|
								
							 | 
						|
								rs.on('end', 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.push(null)
							 | 
						|
								  rs.emit('close')
							 | 
						|
								}, 1000)
							 | 
						|
								
							 | 
						|
								var timeout = setTimeout(function () {
							 | 
						|
								  check()
							 | 
						|
								  throw new Error('timeout')
							 | 
						|
								}, 5000)
							 |