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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
/* eslint-disable strict */
require('../common');
const assert = require('assert');
const net = require('net');
let binaryString = '';
for (let i = 255; i >= 0; i--) {
const s = `'\\${i.toString(8)}'`;
const S = eval(s);
assert.strictEqual(S.charCodeAt(0), i);
assert.strictEqual(S, String.fromCharCode(i));
binaryString += S;
}
// safe constructor
const echoServer = net.Server(function(connection) {
connection.setEncoding('latin1');
connection.on('data', function(chunk) {
connection.write(chunk, 'latin1');
});
connection.on('end', function() {
connection.end();
});
});
echoServer.listen(0);
let recv = '';
echoServer.on('listening', function() {
let j = 0;
const c = net.createConnection({
port: this.address().port
});
c.setEncoding('latin1');
c.on('data', function(chunk) {
const n = j + chunk.length;
while (j < n && j < 256) {
c.write(String.fromCharCode(j), 'latin1');
j++;
}
if (j === 256) {
c.end();
}
recv += chunk;
});
c.on('connect', function() {
c.write(binaryString, 'binary');
});
c.on('close', function() {
echoServer.close();
});
});
process.on('exit', function() {
assert.strictEqual(recv.length, 2 * 256);
const a = recv.split('');
const first = a.slice(0, 256).reverse().join('');
const second = a.slice(256, 2 * 256).join('');
assert.strictEqual(first, second);
});