89 lines
3.1 KiB
JavaScript
89 lines
3.1 KiB
JavaScript
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var should = require("should");
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var helper = require('node-red-node-test-helper');
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var testNode = require('../../../function/random/random.js');
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describe('random node', function() {
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"use strict";
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beforeEach(function(done) {
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helper.startServer(done);
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});
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afterEach(function(done) {
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helper.unload().then(function() {
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helper.stopServer(done);
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});
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});
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it("should be loaded with correct defaults", function(done) {
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var flow = [{"id":"n1", "type":"random", "name":"random1", "wires":[[]]}];
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helper.load(testNode, flow, function() {
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var n1 = helper.getNode("n1");
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//console.log(n1);
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n1.should.have.property("low", 1);
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n1.should.have.property("high", 10);
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n1.should.have.property("inte", false);
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done();
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});
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});
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it('should output an integer between -3 and 3', function(done) {
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var flow = [{"id":"n1", "type":"random", low:-3, high:3, inte:true, wires:[["n2"]] },
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{id:"n2", type:"helper"} ];
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helper.load(testNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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var c = 0;
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n2.on("input", function(msg) {
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if (c === 0) {
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msg.should.have.a.property("payload");
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msg.payload.should.be.approximately(0,3);
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msg.payload.toString().indexOf(".").should.equal(-1);
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done();
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}
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});
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n1.emit("input", {payload:"a"});
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});
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});
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it('should output an float between 20 and 30', function(done) {
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var flow = [{"id":"n1", "type":"random", low:20, high:30, inte:false, wires:[["n2"]] },
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{id:"n2", type:"helper"} ];
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helper.load(testNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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var c = 0;
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n2.on("input", function(msg) {
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if (c === 0) {
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msg.should.have.a.property("payload");
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msg.payload.should.be.approximately(25,5);
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msg.payload.toString().indexOf(".").should.not.equal(-1);
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done();
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}
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});
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n1.emit("input", {payload:"a"});
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});
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});
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it('should output an integer between -3 and 3 on chosen property - foo', function(done) {
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var flow = [{"id":"n1", "type":"random", property:"foo", low:-3, high:3, inte:true, wires:[["n2"]] },
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{id:"n2", type:"helper"} ];
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helper.load(testNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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var c = 0;
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n2.on("input", function(msg) {
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if (c === 0) {
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msg.should.have.a.property("foo");
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msg.foo.should.be.approximately(0,3);
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msg.foo.toString().indexOf(".").should.equal(-1);
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done();
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}
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});
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n1.emit("input", {payload:"a"});
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});
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});
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});
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