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rbe_spec.js
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rbe_spec.js
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var should = require("should");
var helper = require("node-red-node-test-helper");
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", 2);
c+=1;
}
else if (c == 2) {
msg.should.have.a.property("payload");
msg.payload.should.have.a.property("b",1);
msg.payload.should.have.a.property("c",2);
c+=1;
}
else if (c == 3) {
msg.should.have.a.property("payload",true);
c+=1;
}
else if (c == 4) {
msg.should.have.a.property("payload",false);
c+=1;
}
else {
msg.should.have.a.property("payload",true);
done();
}
});
n1.emit("input", {payload:"a"});
n1.emit("input", {payload:"a"});
n1.emit("input", {payload:"a"});
n1.emit("input", {payload:2});
n1.emit("input", {payload:2});
n1.emit("input", {payload:{b:1,c:2}});
n1.emit("input", {payload:{c:2,b:1}});
n1.emit("input", {payload:{c:2,b:1}});
n1.emit("input", {payload:true});
n1.emit("input", {payload:false});
n1.emit("input", {payload:false});
n1.emit("input", {payload:true});
});
});
it('should only send output if another chosen property changes - foo (rbe)', function(done) {
var flow = [{"id":"n1", "type":"rbe", func:"rbe", gap:"0", property:"foo", 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("foo", "a");
c+=1;
}
else if (c === 1) {
msg.should.have.a.property("foo", "b");
c+=1;
}
else {
msg.should.have.a.property("foo");
msg.foo.should.have.a.property("b",1);
msg.foo.should.have.a.property("c",2);
done();
}
});
n1.emit("input", {foo:"a"});
n1.emit("input", {payload:"a"});
n1.emit("input", {foo:"a"});
n1.emit("input", {payload:"a"});
n1.emit("input", {foo:"a"});
n1.emit("input", {foo:"b"});
n1.emit("input", {foo:{b:1,c:2}});
n1.emit("input", {foo:{c:2,b:1}});
n1.emit("input", {payload:{c:2,b:1}});
});
});
it('should only send output if payload changes - ignoring first value (rbei)', function(done) {
var flow = [{"id":"n1", "type":"rbe", func:"rbei", 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", "b");
msg.should.have.a.property("topic", "a");
c+=1;
}
else if (c === 1) {
msg.should.have.a.property("payload", "b");
msg.should.have.a.property("topic", "b");
c+=1;
}
else if (c === 2) {
msg.should.have.a.property("payload", "c");
msg.should.have.a.property("topic", "a");
c+=1;
}
else {
msg.should.have.a.property("payload", "c");
msg.should.have.a.property("topic", "b");
done();
}
});
n1.emit("input", {payload:"a", topic:"a"});
n1.emit("input", {payload:"a", topic:"b"});
n1.emit("input", {payload:"a", topic:"a"});
n1.emit("input", {payload:"b", topic:"a"});
n1.emit("input", {payload:"b", topic:"b"});
n1.emit("input", {payload:"c", topic:"a"});
n1.emit("input", {payload:"c", topic:"b"});
});
});
it('should send output if queue is reset (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 if (c === 2) {
msg.should.have.a.property("payload", "a");
c+=1;
}
else if (c === 3) {
msg.should.have.a.property("payload", "b");
c+=1;
}
else if (c === 4) {
msg.should.have.a.property("payload", "b");
c+=1;
}
else if (c === 5) {
msg.should.have.a.property("payload", "b");
c+=1;
}
else if (c === 6) {
msg.should.have.a.property("payload", "a");
c+=1;
}
else {
msg.should.have.a.property("payload", "c");
done();
}
});
n1.emit("input", {topic:"a", payload:"a"});
n1.emit("input", {topic:"a", payload:"a"});
n1.emit("input", {topic:"b", payload:"b"});
n1.emit("input", {reset:true}); // reset all
n1.emit("input", {topic:"a", payload:"a"});
n1.emit("input", {topic:"b", payload:"b"});
n1.emit("input", {topic:"b", payload:"b"});
n1.emit("input", {topic:"b", reset:""}); // reset b
n1.emit("input", {topic:"b", payload:"b"});
n1.emit("input", {topic:"a", payload:"a"});
n1.emit("input", {reset:""}); // reset all
n1.emit("input", {topic:"b", payload:"b"});
n1.emit("input", {topic:"a", payload:"a"});
n1.emit("input", {topic:"c"}); // don't reset a non topic
n1.emit("input", {topic:"b", payload:"b"});
n1.emit("input", {topic:"a", payload:"a"});
n1.emit("input", {topic:"c", payload:"c"});
});
});
it('should only send output if x away from original value (deadbandEq)', function(done) {
var flow = [{"id":"n1", "type":"rbe", func:"deadbandEq", gap:"10", inout:"out", 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 = c + 1;
if (c === 1) {
msg.should.have.a.property("payload", 0);
}
else if (c === 2) {
msg.should.have.a.property("payload", 10);
}
else if (c == 3) {
msg.should.have.a.property("payload", 20);
done();
}
});
n1.emit("input", {payload:0});
n1.emit("input", {payload:2});
n1.emit("input", {payload:4});
n1.emit("input", {payload:6});
n1.emit("input", {payload:8});
n1.emit("input", {payload:10});
n1.emit("input", {payload:15});
n1.emit("input", {payload:20});
});
});
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) {
c = c + 1;
//console.log(c,msg);
if (c === 1) {
msg.should.have.a.property("payload", 0);
}
else if (c === 2) {
msg.should.have.a.property("payload", 20);
}
else {
msg.should.have.a.property("payload", "5 deg");
done();
}
});
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) {
c = c + 1;
if (c === 1) {
msg.should.have.a.property("payload", 120);
}
else if (c === 2) {
msg.should.have.a.property("payload", 135);
done();
}
});
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:135});
});
});
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 x away or greater from original value (narrowbandEq)', function(done) {
var flow = [{"id":"n1", "type":"rbe", func:"narrowbandEq", gap:"10", inout:"out", 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 = c + 1;
//console.log(c,msg);
if (c === 1) {
msg.should.have.a.property("payload", 0);
}
else if (c === 2) {
msg.should.have.a.property("payload", 5);
}
else if (c === 3) {
msg.should.have.a.property("payload", 10);
done();
}
});
n1.emit("input", {payload:0});
n1.emit("input", {payload:10});
n1.emit("input", {payload:5});
n1.emit("input", {payload:15});
n1.emit("input", {payload:10});
n1.emit("input", {payload:20});
n1.emit("input", {payload:25});
});
});
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 send output if gap is 0 and input doesnt change (narrowband)', function(done) {
var flow = [{"id":"n1", "type":"rbe", func:"narrowband", 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", 1);
}
else if (c === 4) {
msg.should.have.a.property("payload",1);
done();
}
c += 1;
});
n1.emit("input", {payload:1});
n1.emit("input", {payload:1});
n1.emit("input", {payload:1});
n1.emit("input", {payload:1});
n1.emit("input", {payload:0});
n1.emit("input", {payload:1});
});
});
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});
});
});
});