1'use strict'; 2const common = require('../common'); 3const assert = require('assert'); 4const net = require('net'); 5 6 7// With only a callback, server should get a port assigned by the OS 8{ 9 const server = net.createServer(common.mustNotCall()); 10 11 server.listen(common.mustCall(function() { 12 assert.ok(server.address().port > 100); 13 server.close(); 14 })); 15} 16 17// No callback to listen(), assume we can bind in 100 ms 18{ 19 const server = net.createServer(common.mustNotCall()); 20 21 server.listen(common.PORT); 22 23 setTimeout(function() { 24 const address = server.address(); 25 assert.strictEqual(address.port, common.PORT); 26 27 if (address.family === 'IPv6') 28 assert.strictEqual(server._connectionKey, `6::::${address.port}`); 29 else 30 assert.strictEqual(server._connectionKey, `4:0.0.0.0:${address.port}`); 31 32 server.close(); 33 }, 100); 34} 35 36// Callback to listen() 37{ 38 const server = net.createServer(common.mustNotCall()); 39 40 server.listen(common.PORT + 1, common.mustCall(function() { 41 assert.strictEqual(server.address().port, common.PORT + 1); 42 server.close(); 43 })); 44} 45 46// Backlog argument 47{ 48 const server = net.createServer(common.mustNotCall()); 49 50 server.listen(common.PORT + 2, '0.0.0.0', 127, common.mustCall(function() { 51 assert.strictEqual(server.address().port, common.PORT + 2); 52 server.close(); 53 })); 54} 55 56// Backlog argument without host argument 57{ 58 const server = net.createServer(common.mustNotCall()); 59 60 server.listen(common.PORT + 3, 127, common.mustCall(function() { 61 assert.strictEqual(server.address().port, common.PORT + 3); 62 server.close(); 63 })); 64} 65