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Add cbor object packing node

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and test
This commit is contained in:
Dave Conway-Jones
2022-07-22 10:18:02 +01:00
parent 6830ce4fba
commit 67611f6bb6
7 changed files with 252 additions and 0 deletions
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101
test/parsers/cbor/70-cbor_spec.js Normal file
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var should = require("should");
var helper = require("node-red-node-test-helper");
var testNode = require('../../../parsers/cbor/70-cbor.js');
describe('cbor 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":"cbor", "name":"cbor1", "wires":[[]]}];
helper.load(testNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property("name", "cbor1");
done();
});
});
var buf;
it('should pack an object', function(done) {
var flow = [{"id":"n1", "type":"cbor", wires:[["n2"]] },
{id:"n2", type:"helper"}];
helper.load(testNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
msg.should.have.a.property("payload");
msg.payload.should.be.a.Object;
msg.payload.should.have.length(47);
buf = msg.payload;
done();
});
n1.emit("input", {payload:{A:1, B:"string", C:true, D:[1,true,"string"], E:{Y:9,Z:"string"}}});
});
});
it('should unpack a Buffer', function(done) {
var flow = [{"id":"n1", "type":"cbor", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(testNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
msg.should.have.a.property("payload");
msg.payload.should.have.a.property("A",1);
msg.payload.should.have.a.property("B",'string');
msg.payload.should.have.a.property("C",true);
msg.payload.should.have.a.property("D",[1,true,"string"]);
msg.payload.should.have.a.property("E");
msg.payload.E.should.have.a.property("Y",9);
msg.payload.E.should.have.a.property("Z","string");
done();
});
n1.emit("input", {payload:buf});
});
});
it('should error if the buffer fails to decode', function(done) {
buf[0] = 0x87;
var flow = [{"id":"n1", "type":"cbor", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(testNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
done("should not get here if there is an error.");
});
setTimeout(function() {
done();
}, 25);
n1.emit("input", {payload:buf});
});
});
it('ignore msg with no payload', function(done) {
var flow = [{"id":"n1", "type":"cbor", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(testNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
done("should not get here with no payload.");
});
setTimeout(function() {
done();
}, 25);
n1.emit("input", {topic:1});
});
});
});