var should = require("should"); var helper = require('../../../test/helper.js'); var testNode = require('../../../function/rbe/rbe.js'); describe('rbe node', function() { "use strict"; beforeEach(function(done) { helper.startServer(done); }); afterEach(function(done) { helper.unload().then(function() { helper.stopServer(done); }); }); it("should be loaded with correct defaults", function(done) { var flow = [{"id":"n1", "type":"rbe", "name":"rbe1", "wires":[[]]}]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); n1.should.have.property("name", "rbe1"); n1.should.have.property("func", "rbe"); n1.should.have.property("gap", "0"); done(); }); }); it('should only send output if payload changes (rbe)', function(done) { var flow = [{"id":"n1", "type":"rbe", func:"rbe", gap:"0", wires:[["n2"]] }, {id:"n2", type:"helper"} ]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); var n2 = helper.getNode("n2"); var c = 0; n2.on("input", function(msg) { if (c === 0) { msg.should.have.a.property("payload", "a"); c+=1; } else if (c === 1) { msg.should.have.a.property("payload", "b"); c+=1; } else { msg.should.have.a.property("payload"); msg.payload.should.have.a.property("b",1); msg.payload.should.have.a.property("c",2); done(); } }); n1.emit("input", {payload:"a"}); n1.emit("input", {payload:"a"}); n1.emit("input", {payload:"a"}); n1.emit("input", {payload:"a"}); n1.emit("input", {payload:"a"}); n1.emit("input", {payload:"b"}); n1.emit("input", {payload:{b:1,c:2}}); n1.emit("input", {payload:{c:2,b:1}}); n1.emit("input", {payload:{c:2,b:1}}); }); }); it('should only send output if more than x away from original value (deadband)', function(done) { var flow = [{"id":"n1", "type":"rbe", func:"deadband", gap:"10", wires:[["n2"]] }, {id:"n2", type:"helper"} ]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); var n2 = helper.getNode("n2"); var c = 0; n2.on("input", function(msg) { if (c === 0) { msg.should.have.a.property("payload", 0); } else if (c === 1) { msg.should.have.a.property("payload", 20); } else { msg.should.have.a.property("payload", "5 deg"); done(); } c += 1; }); n1.emit("input", {payload:0}); n1.emit("input", {payload:2}); n1.emit("input", {payload:4}); n1.emit("input", {payload:"6 deg"}); n1.emit("input", {payload:8}); n1.emit("input", {payload:20}); n1.emit("input", {payload:15}); n1.emit("input", {payload:"5 deg"}); }); }); it('should only send output if more than x% away from original value (deadband)', function(done) { var flow = [{"id":"n1", "type":"rbe", func:"deadband", gap:"10%", wires:[["n2"]] }, {id:"n2", type:"helper"} ]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); var n2 = helper.getNode("n2"); var c = 0; n2.on("input", function(msg) { if (c === 0) { msg.should.have.a.property("payload", 100); } else if (c === 1) { msg.should.have.a.property("payload", 120); } else { msg.should.have.a.property("payload", 132); done(); } c += 1; }); n1.emit("input", {payload:100}); n1.emit("input", {payload:95}); n1.emit("input", {payload:105}); n1.emit("input", {payload:120}); n1.emit("input", {payload:130}); n1.emit("input", {payload:132}); }); }); it('should warn if no number found in deadband mode', function(done) { var flow = [{"id":"n1", "type":"rbe", func:"deadband", gap:"10", wires:[["n2"]] }, {id:"n2", type:"helper"} ]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); var n2 = helper.getNode("n2"); var c = 0; n2.on("input", function(msg) { c += 1; }); setTimeout( function() { c.should.equal(0); helper.log().called.should.be.true; var logEvents = helper.log().args.filter(function (evt) { return evt[0].type == "rbe"; }); logEvents.should.have.length(1); var msg = logEvents[0][0]; msg.should.have.property('level', helper.log().WARN); msg.should.have.property('id', 'n1'); msg.should.have.property('type', 'rbe'); msg.should.have.property('msg', 'rbe.warn.nonumber'); done(); },50); n1.emit("input", {payload:"banana"}); }); }); it('should not send output if more than x away from original value (narrowband)', function(done) { var flow = [{"id":"n1", "type":"rbe", func:"narrowband", gap:"10", wires:[["n2"]] }, {id:"n2", type:"helper"} ]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); var n2 = helper.getNode("n2"); var c = 0; n2.on("input", function(msg) { if (c === 0) { msg.should.have.a.property("payload", 0); } else if (c === 1) { msg.should.have.a.property("payload","6 deg"); } else { msg.should.have.a.property("payload", "5 deg"); done(); } c += 1; }); n1.emit("input", {payload:0}); n1.emit("input", {payload:20}); n1.emit("input", {payload:40}); n1.emit("input", {payload:"6 deg"}); n1.emit("input", {payload:18}); n1.emit("input", {payload:20}); n1.emit("input", {payload:50}); n1.emit("input", {payload:"5 deg"}); }); }); it('should not send output if more than x away from original value (narrowband in step mode)', function(done) { var flow = [{"id":"n1", "type":"rbe", func:"narrowband", gap:"10", inout:"in", start:"500", wires:[["n2"]] }, {id:"n2", type:"helper"} ]; helper.load(testNode, flow, function() { var n1 = helper.getNode("n1"); var n2 = helper.getNode("n2"); var c = 0; n2.on("input", function(msg) { if (c === 0) { msg.should.have.a.property("payload", 55); } else if (c === 1) { msg.should.have.a.property("payload", 205); done(); } c += 1; }); n1.emit("input", {payload:50}); n1.emit("input", {payload:55}); n1.emit("input", {payload:200}); n1.emit("input", {payload:205}); }); }); });