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'use strict';
const common = require('../common');
const assert = require('assert');
const dgram = require('dgram');
const buf = Buffer.from('test');
const onMessage = common.mustCall((err, bytes) => {
assert.ifError(err);
assert.strictEqual(bytes, buf.length);
}, 6);
const client = dgram.createSocket('udp4').bind(0, () => {
const port = client.address().port;
// Check valid addresses
[false, '', null, 0, undefined].forEach((address) => {
client.send(buf, port, address, onMessage);
});
// Valid address: not provided
client.send(buf, port, onMessage);
// Check invalid addresses
[[], 1, true].forEach((invalidInput) => {
const expectedError = {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "address" argument must be one of type string or falsy. ' +
`Received type ${typeof invalidInput}`
};
assert.throws(() => client.send(buf, port, invalidInput), expectedError);
});
});
client.unref();
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