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'use strict';
// Some operating systems report errors when an UDP message is sent to an
// unreachable host. This error can be reported by sendto() and even by
// recvfrom(). Node should not propagate this error to the user.
const common = require('../common');
const dgram = require('dgram');
const socket = dgram.createSocket('udp4');
const buf = Buffer.from([1, 2, 3, 4]);
function ok() {}
socket.send(buf, 0, 0, common.PORT, '127.0.0.1', ok); // useful? no
socket.send(buf, 0, 4, common.PORT, '127.0.0.1', ok);
socket.send(buf, 1, 3, common.PORT, '127.0.0.1', ok);
socket.send(buf, 3, 1, common.PORT, '127.0.0.1', ok);
// Since length of zero means nothing, don't error despite OOB.
socket.send(buf, 4, 0, common.PORT, '127.0.0.1', ok);
socket.close();
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