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'use strict'; const common = require('../common'); const assert = require('assert'); const http = require('http'); const tests = [ { headers: {}, expected: 'regular' }, { headers: { upgrade: 'h2c' }, expected: 'regular' }, { headers: { connection: 'upgrade' }, expected: 'regular' }, { headers: { connection: 'upgrade', upgrade: 'h2c' }, expected: 'upgrade' }, { headers: { connection: 'upgrade', upgrade: 'h2c' }, expected: 'destroy' }, { headers: { connection: 'upgrade', upgrade: 'h2c' }, expected: 'regular' }, ]; function fire() { if (tests.length === 0) return server.close(); const test = tests.shift(); const done = common.mustCall(function done(result) { assert.strictEqual(result, test.expected); fire(); }); const req = http.request({ port: server.address().port, path: '/', headers: test.headers }, function onResponse(res) { res.resume(); done('regular'); }); if (test.expected === 'destroy') { req.on('socket', () => req.socket.on('close', () => { server.removeAllListeners('upgrade'); done('destroy'); })); } else { req.on('upgrade', function onUpgrade(res, socket) { socket.destroy(); done('upgrade'); }); } req.end(); } const server = http.createServer(function(req, res) { res.writeHead(200, { Connection: 'upgrade, keep-alive', Upgrade: 'h2c' }); res.end('hello world'); }).on('upgrade', function(req, socket) { socket.end('HTTP/1.1 101 Switching protocols\r\n' + 'Connection: upgrade\r\n' + 'Upgrade: h2c\r\n\r\n' + 'ohai'); }).listen(0, fire);