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'; 23require('../common'); 24const assert = require('assert'); 25const net = require('net'); 26 27const N = 200; 28let recv = ''; 29let chars_recved = 0; 30 31const server = net.createServer((connection) => { 32 function write(j) { 33 if (j >= N) { 34 connection.end(); 35 return; 36 } 37 setTimeout(() => { 38 connection.write('C'); 39 write(j + 1); 40 }, 10); 41 } 42 write(0); 43}); 44 45server.on('listening', () => { 46 const client = net.createConnection(server.address().port); 47 client.setEncoding('ascii'); 48 client.on('data', (d) => { 49 console.log(d); 50 recv += d; 51 }); 52 53 setTimeout(() => { 54 chars_recved = recv.length; 55 console.log(`pause at: ${chars_recved}`); 56 assert.strictEqual(chars_recved > 1, true); 57 client.pause(); 58 setTimeout(() => { 59 console.log(`resume at: ${chars_recved}`); 60 assert.strictEqual(chars_recved, recv.length); 61 client.resume(); 62 63 setTimeout(() => { 64 chars_recved = recv.length; 65 console.log(`pause at: ${chars_recved}`); 66 client.pause(); 67 68 setTimeout(() => { 69 console.log(`resume at: ${chars_recved}`); 70 assert.strictEqual(chars_recved, recv.length); 71 client.resume(); 72 73 }, 500); 74 75 }, 500); 76 77 }, 500); 78 79 }, 500); 80 81 client.on('end', () => { 82 server.close(); 83 client.end(); 84 }); 85}); 86server.listen(0); 87 88process.on('exit', () => { 89 assert.strictEqual(recv.length, N); 90 console.error('Exit'); 91}); 92