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'use strict';
const common = require('../common');
const assert = require('assert');
const dgram = require('dgram');
const socket = dgram.createSocket('udp4');
socket.bind(0);
socket.on('listening', common.mustCall(() => {
const result = socket.setTTL(16);
assert.strictEqual(result, 16);
common.expectsError(() => {
socket.setTTL('foo');
}, {
code: 'ERR_INVALID_ARG_TYPE',
type: TypeError,
message: 'The "ttl" argument must be of type number. Received type string'
});
// TTL must be a number from > 0 to < 256
assert.throws(() => {
socket.setTTL(1000);
}, /^Error: setTTL EINVAL$/);
socket.close();
}));