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'use strict';
const common = require('../common');
// This test ensures that the http-parser strips leading and trailing OWS from
// header values. It sends the header values in chunks to force the parser to
// build the string up through multiple calls to on_header_value().
const assert = require('assert');
const http = require('http');
const net = require('net');
function check(hdr, snd, rcv) {
const server = http.createServer(common.mustCall((req, res) => {
assert.strictEqual(req.headers[hdr], rcv);
req.pipe(res);
}));
server.listen(0, common.mustCall(function() {
const client = net.connect(this.address().port, start);
function start() {
client.write('GET / HTTP/1.1\r\n' + hdr + ':', drain);
}
function drain() {
if (snd.length === 0) {
return client.write('\r\nConnection: close\r\n\r\n');
}
client.write(snd.shift(), drain);
}
const bufs = [];
client.on('data', function(chunk) {
bufs.push(chunk);
});
client.on('end', common.mustCall(function() {
const head = Buffer.concat(bufs)
.toString('latin1')
.split('\r\n')[0];
assert.strictEqual(head, 'HTTP/1.1 200 OK');
server.close();
}));
}));
}
check('host', [' \t foo.com\t'], 'foo.com');
check('host', [' \t foo\tcom\t'], 'foo\tcom');
check('host', [' \t', ' ', ' foo.com\t', '\t '], 'foo.com');
check('host', [' \t', ' \t'.repeat(100), '\t '], '');
check('host', [' \t', ' - - - - ', '\t '], '- - - -');
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