maqu14
105 lines
3.0 KiB
JavaScript
105 lines
3.0 KiB
JavaScript
var zmq = require('..')
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, should = require('should')
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, semver = require('semver');
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describe('socket.monitor', function() {
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if (!zmq.ZMQ_CAN_MONITOR) {
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console.log("monitoring not enabled skipping test");
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return;
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}
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it('should be able to monitor the socket', function(done) {
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var rep = zmq.socket('rep')
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, req = zmq.socket('req')
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, events = [];
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rep.on('message', function(msg){
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msg.should.be.an.instanceof(Buffer);
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msg.toString().should.equal('hello');
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rep.send('world');
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});
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var testedEvents = ['listen', 'accept', 'disconnect', 'close'];
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testedEvents.forEach(function(e) {
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rep.on(e, function(event_value, event_endpoint_addr) {
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// Test the endpoint addr arg
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event_endpoint_addr.toString().should.equal('tcp://127.0.0.1:5423');
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// If this is a disconnect event we can now close the rep socket
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if (e === 'disconnect') {
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rep.close();
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}
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testedEvents.pop();
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if (testedEvents.length === 0) {
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rep.unmonitor();
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done();
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}
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});
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});
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// enable monitoring for this socket
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rep.monitor();
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rep.bind('tcp://127.0.0.1:5423');
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rep.on('bind', function(){
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req.connect('tcp://127.0.0.1:5423');
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req.send('hello');
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req.on('message', function(msg){
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msg.should.be.an.instanceof(Buffer);
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msg.toString().should.equal('world');
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req.close();
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});
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});
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});
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it('should use default interval and numOfEvents', function(done) {
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var req = zmq.socket('req');
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req.setsockopt(zmq.ZMQ_RECONNECT_IVL, 5); // We want a quick connect retry from zmq
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// We will try to connect to a non-existing server, zmq will issue events: "connect_retry", "close", "connect_retry"
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// The connect_retry will be issued immediately after the close event, so we will measure the time between the close
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// event and connect_retry event, those should >= 10 (this will tell us that we are reading 1 event at a time from
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// the monitor socket).
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var closeTime;
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req.on('close', function() {
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closeTime = Date.now();
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});
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req.on('connect_retry', function() {
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var diff = Date.now() - closeTime;
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req.unmonitor();
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req.close();
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diff.should.be.within(10, 20);
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done();
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});
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req.monitor();
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req.connect('tcp://127.0.0.1:5423');
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});
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it('should read multiple events on monitor interval', function(done) {
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var req = zmq.socket('req');
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req.setsockopt(zmq.ZMQ_RECONNECT_IVL, 5);
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var closeTime;
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req.on('close', function() {
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closeTime = Date.now();
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});
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req.on('connect_retry', function() {
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var diff = Date.now() - closeTime;
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req.unmonitor();
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req.close();
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diff.should.be.within(0, 5);
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done();
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});
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// This should read all available messages from the queue, and we expect that "close" and "connect_retry" will be
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// read on the same interval (for further details see the comment in the previous test)
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req.monitor(10, 0);
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req.connect('tcp://127.0.0.1:5423');
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});
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});
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