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39 lines
1.3 KiB
39 lines
1.3 KiB
// Some operating systems report errors when an UDP message is sent to an
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// unreachable host. This error can be reported by sendto() and even by
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// recvfrom(). Node should not propagate this error to the user.
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var common = require('../common');
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var assert = require('assert');
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var dgram = require('dgram');
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var socket = dgram.createSocket('udp4');
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var buf = Buffer([1,2,3,4]);
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function ok() {}
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socket.send(buf, 0, 0, common.PORT, '127.0.0.1', ok); // useful? no
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socket.send(buf, 0, 4, common.PORT, '127.0.0.1', ok);
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socket.send(buf, 1, 3, common.PORT, '127.0.0.1', ok);
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socket.send(buf, 3, 1, common.PORT, '127.0.0.1', ok);
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// Since length of zero means nothing, don't error despite OOB.
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socket.send(buf, 4, 0, common.PORT, '127.0.0.1', ok);
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assert.throws(function() {
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socket.send(buf, 0, 5, common.PORT, '127.0.0.1', assert.fail);
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});
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assert.throws(function() {
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socket.send(buf, 2, 3, common.PORT, '127.0.0.1', assert.fail);
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});
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assert.throws(function() {
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socket.send(buf, 4, 4, common.PORT, '127.0.0.1', assert.fail);
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});
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assert.throws(function() {
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socket.send('abc', 4, 1, common.PORT, '127.0.0.1', assert.fail);
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});
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assert.throws(function() {
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socket.send('abc', 0, 4, common.PORT, '127.0.0.1', assert.fail);
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});
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assert.throws(function() {
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socket.send('abc', -1, 2, common.PORT, '127.0.0.1', assert.fail);
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});
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socket.close(); // FIXME should not be necessary
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