mirror of https://gitee.com/openkylin/nodejs.git
49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const dgram = require('dgram');
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const client = dgram.createSocket('udp4');
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const server = dgram.createSocket('udp4');
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const toSend = [Buffer.alloc(256, 'x'),
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Buffer.alloc(256, 'y'),
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Buffer.alloc(256, 'z'),
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'hello'];
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const received = [];
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server.on('listening', common.mustCall(() => {
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const port = server.address().port;
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client.connect(port, (err) => {
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assert.ifError(err);
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client.send(toSend[0], 0, toSend[0].length);
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client.send(toSend[1]);
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client.send([toSend[2]]);
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client.send(toSend[3], 0, toSend[3].length);
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client.send(new Uint8Array(toSend[0]), 0, toSend[0].length);
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client.send(new Uint8Array(toSend[1]));
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client.send([new Uint8Array(toSend[2])]);
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client.send(new Uint8Array(Buffer.from(toSend[3])),
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0, toSend[3].length);
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});
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}));
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server.on('message', common.mustCall((buf, info) => {
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received.push(buf.toString());
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if (received.length === toSend.length * 2) {
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// The replies may arrive out of order -> sort them before checking.
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received.sort();
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const expected = toSend.concat(toSend).map(String).sort();
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assert.deepStrictEqual(received, expected);
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client.close();
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server.close();
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}
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}, toSend.length * 2));
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server.bind(0);
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