mirror of https://gitee.com/openkylin/nodejs.git
47 lines
1.8 KiB
JavaScript
47 lines
1.8 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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const dgram = require('dgram');
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const source = dgram.createSocket('udp4');
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const target = dgram.createSocket('udp4');
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let messages = 0;
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target.on('message', common.mustCall(function(buf) {
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if (buf.toString() === 'abc') ++messages;
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if (buf.toString() === 'def') ++messages;
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if (messages === 2) {
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source.close();
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target.close();
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}
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}, 2));
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target.on('listening', common.mustCall(function() {
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// Second .send() call should not throw a bind error.
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const port = this.address().port;
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source.send(Buffer.from('abc'), 0, 3, port, '127.0.0.1');
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source.send(Buffer.from('def'), 0, 3, port, '127.0.0.1');
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}));
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target.bind(0);
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