var zmq = require('..') , http = require('http') , should = require('should') , semver = require('semver'); describe('socket.stream', function(){ it('should support a streaming socket', function (done){ //socket stream type API after libzmq4+, target > 4.0.0 if (semver.gte(zmq.version, '4.0.0')) { var stream = zmq.socket('stream'); stream.on('message', function (id,msg){ msg.should.be.an.instanceof(Buffer); var raw_header = String(msg).split('\r\n'); var method = raw_header[0].split(' ')[0]; method.should.equal('GET'); //finding an HTTP GET method, prepare HTTP response for TCP socket var httpProtocolString = 'HTTP/1.0 200 OK\r\n' //status code + 'Content-Type: text/html\r\n' //headers + '\r\n' + '' //response body + '' //make it xml, json, html or something else + '' + '' + '' +'

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' + '' +'' //zmq streaming prefixed by envelope's routing identifier stream.send([id,httpProtocolString]); }); var addr = '127.0.0.1:5513'; stream.bind('tcp://'+addr, function(){ //send non-peer request to zmq, like an http GET method with URI path http.get('http://'+addr+'/aRandomRequestPath', function (httpMsg){ //msg should now be a node readable stream as the good lord intended if (semver.gte(process.versions.node, '0.11.0')){ httpMsg.socket._readableState.reading.should.be.false } else { if(semver.gte(process.versions.node, '0.10.0')){ httpMsg.socket._readableState.reading.should.be.true } } //conventional node streams emit data events to process zmq stream response httpMsg.on('data',function (msg){ msg.should.be.an.instanceof(Buffer); String(msg).should.equal('' +'' +'

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' +'' +''); done(); }); }); }); } else { done(); return console.warn('stream socket type in libzmq v4+'); } }); });