1'use strict'; 2 3const common = require('../common'); 4if (!common.hasCrypto) 5 common.skip('missing crypto'); 6const assert = require('assert'); 7const http2 = require('http2'); 8 9const testResBody = 'other stuff!\n'; 10 11// Checks the full 100-continue flow from client sending 'expect: 100-continue' 12// through server receiving it, triggering 'checkContinue' custom handler, 13// writing the rest of the request to finally the client receiving to. 14 15const server = http2.createServer( 16 common.mustNotCall('Full request received before 100 Continue') 17); 18 19server.on('checkContinue', common.mustCall((req, res) => { 20 res.writeContinue(); 21 res.writeHead(200, {}); 22 res.end(testResBody); 23 // Should simply return false if already too late to write 24 assert.strictEqual(res.writeContinue(), false); 25 res.on('finish', common.mustCall( 26 () => process.nextTick(() => assert.strictEqual(res.writeContinue(), false)) 27 )); 28})); 29 30server.listen(0, common.mustCall(() => { 31 let body = ''; 32 33 const client = http2.connect(`http://localhost:${server.address().port}`); 34 const req = client.request({ 35 ':method': 'POST', 36 'expect': '100-continue' 37 }); 38 39 let gotContinue = false; 40 req.on('continue', common.mustCall(() => { 41 gotContinue = true; 42 })); 43 44 req.on('response', common.mustCall((headers) => { 45 assert.strictEqual(gotContinue, true); 46 assert.strictEqual(headers[':status'], 200); 47 req.end(); 48 })); 49 50 req.setEncoding('utf-8'); 51 req.on('data', common.mustCall((chunk) => { body += chunk; })); 52 53 req.on('end', common.mustCall(() => { 54 assert.strictEqual(body, testResBody); 55 client.close(); 56 server.close(); 57 })); 58})); 59