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node-red/test/red/nodes/Flow_spec.js
2015-01-16 15:43:47 +00:00

821 lines
34 KiB
JavaScript

/**
* Copyright 2015 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var should = require("should");
var sinon = require('sinon');
var clone = require('clone');
var util = require("util");
var Flow = require("../../../red/nodes/Flow");
var flows = require("../../../red/nodes/flows");
var Node = require("../../../red/nodes/Node");
var typeRegistry = require("../../../red/nodes/registry");
var credentials = require("../../../red/nodes/credentials");
describe('Flow', function() {
describe('#constructor',function() {
it('called with an empty flow',function() {
var config = [];
var flow = new Flow(config);
config.should.eql(flow.getFlow());
var nodeCount = 0;
flow.eachNode(function(node) {
nodeCount++;
});
nodeCount.should.equal(0);
});
it('called with a non-empty flow with no missing types', function() {
var getType = sinon.stub(typeRegistry,"get",function(type) {
// For this test, don't care what the actual type is, just
// that this returns a non-false result
return {};
});
try {
var config = [{id:"123",type:"test"}];
var flow = new Flow(config);
config.should.eql(flow.getFlow());
flow.getMissingTypes().should.have.length(0);
} finally {
getType.restore();
}
});
it('identifies missing types in a flow', function() {
var getType = sinon.stub(typeRegistry,"get",function(type) {
if (type == "test") {
return {};
} else {
return null;
}
});
try {
var config = [{id:"123",type:"test"},{id:"456",type:"test1"},{id:"789",type:"test2"}];
var flow = new Flow(config);
config.should.eql(flow.getFlow());
flow.getMissingTypes().should.eql(["test1","test2"]);
} finally {
getType.restore();
}
});
it('extracts node credentials', function() {
var getType = sinon.stub(typeRegistry,"get",function(type) {
// For this test, don't care what the actual type is, just
// that this returns a non-false result
return {};
});
try {
var config = [{id:"123",type:"test",credentials:{a:1,b:2}}];
var resultingConfig = clone(config);
delete resultingConfig[0].credentials;
var flow = new Flow(config);
flow.getFlow().should.eql(resultingConfig);
flow.getMissingTypes().should.have.length(0);
} finally {
getType.restore();
}
});
});
describe('#start',function() {
it('prevents a flow with missing types from starting', function() {
var getType = sinon.stub(typeRegistry,"get",function(type) {
if (type == "test") {
return {};
} else {
return null;
}
});
try {
var config = [{id:"123",type:"test"},{id:"456",type:"test1"},{id:"789",type:"test2"}];
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(2);
/*jshint immed: false */
(function() {
flow.start();
}).should.throw();
} finally {
getType.restore();
}
});
});
describe('missing types',function() {
it('removes missing types as they are registered', function() {
var getType = sinon.stub(typeRegistry,"get",function(type) {
if (type == "test") {
return {};
} else {
return null;
}
});
var flowStart;
try {
var config = [{id:"123",type:"test"},{id:"456",type:"test1"},{id:"789",type:"test2"}];
var flow = new Flow(config);
flowStart = sinon.stub(flow,"start",function() {this.started = true;});
config.should.eql(flow.getFlow());
flow.getMissingTypes().should.eql(["test1","test2"]);
flow.typeRegistered("test1");
flow.getMissingTypes().should.eql(["test2"]);
flowStart.called.should.be.false;
flow.typeRegistered("test2");
flow.getMissingTypes().should.eql([]);
flowStart.called.should.be.false;
} finally {
flowStart.restore();
getType.restore();
}
});
it('starts flows once all missing types are registered', function() {
var getType = sinon.stub(typeRegistry,"get",function(type) {
if (type == "test") {
return {};
} else {
return null;
}
});
var flowStart;
try {
var config = [{id:"123",type:"test"},{id:"456",type:"test1"},{id:"789",type:"test2"}];
var flow = new Flow(config);
// First call to .start throws err due to missing types
/*jshint immed: false */
(function() {
flow.start();
}).should.throw();
// Stub .start so when missing types are registered, we don't actually try starting them
flowStart = sinon.stub(flow,"start",function() {});
config.should.eql(flow.getFlow());
flow.getMissingTypes().should.eql(["test1","test2"]);
flow.typeRegistered("test1");
flow.typeRegistered("test2");
flow.getMissingTypes().should.have.length(0);
flowStart.called.should.be.true;
} finally {
flowStart.restore();
getType.restore();
}
});
});
describe('#diffFlow',function() {
var getType;
before(function() {
getType = sinon.stub(typeRegistry,"get",function(type) {
// For this test, don't care what the actual type is, just
// that this returns a non-false result
return {};
});
});
after(function() {
getType.restore();
});
it('handles an identical configuration', function() {
var config = [{id:"123",type:"test",foo:"a",wires:[]}];
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(config);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",[]);
diffResult.should.have.property("linked",[]);
diffResult.should.have.property("wiringChanged",[]);
});
it('identifies nodes with changed properties, including downstream linked', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[]},{id:"2",type:"test",bar:"b",wires:[[1]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[0].foo = "b";
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["1"]);
diffResult.should.have.property("linked",["2"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('identifies nodes with changed properties, including upstream linked', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[]},{id:"2",type:"test",bar:"b",wires:[[1]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[1].bar = "c";
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('identifies nodes with changed credentials, including downstream linked', function() {
var config = [{id:"1",type:"test",wires:[]},{id:"2",type:"test",bar:"b",wires:[[1]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[0].credentials = {};
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["1"]);
diffResult.should.have.property("linked",["2"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('identifies nodes with changed wiring', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[]},{id:"2",type:"test",bar:"b",wires:[[1]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[1].wires[0][0] = 2;
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",[]);
diffResult.should.have.property("linked",["1","2"]);
diffResult.should.have.property("wiringChanged",["2"]);
});
it('identifies nodes with changed wiring - second connection added', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[]},{id:"2",type:"test",bar:"b",wires:[[1]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[1].wires[0].push([1]);
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",[]);
diffResult.should.have.property("linked",["1","2"]);
diffResult.should.have.property("wiringChanged",["2"]);
});
it('identifies nodes with changed wiring - second connection added', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[]},{id:"2",type:"test",bar:"b",wires:[[1]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[1].wires[0].push([1]);
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",[]);
diffResult.should.have.property("linked",["1","2"]);
diffResult.should.have.property("wiringChanged",["2"]);
});
it('identifies nodes with changed wiring - node connected', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[["2"]]},{id:"2",type:"test",bar:"b",wires:[[]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig[1].wires.push("3");
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",[]);
diffResult.should.have.property("linked",["1","2","3"]);
diffResult.should.have.property("wiringChanged",["2"]);
});
it('identifies new nodes', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig.push({id:"2",type:"test",bar:"b",wires:[[1]]});
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('identifies deleted nodes', function() {
var config = [{id:"1",type:"test",foo:"a",wires:[[2]]},{id:"2",type:"test",bar:"b",wires:[[3]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = clone(config);
newConfig.splice(1,1);
newConfig[0].wires = [];
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",["2"]);
diffResult.should.have.property("changed",[]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",["1"]);
});
it('identifies config nodes changes', function() {
var config = [{id:"1",type:"test",foo:"configNode",wires:[[2]]},{id:"2",type:"test",bar:"b",wires:[[3]]},{id:"3",type:"test",foo:"a",wires:[]},{id:"configNode",type:"testConfig"}];
var newConfig = clone(config);
newConfig[3].foo = "bar";
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["1","configNode"]);
diffResult.should.have.property("linked",["2","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal property change', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow"},
{id:"sf1-1",z:"sf1",type:"test",foo:"a"},
{id:"4",type:"subflow:sf1"}
];
var newConfig = clone(config);
newConfig[4].foo = "b";
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2","4"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal wiring change', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow"},
{id:"sf1-1",z:"sf1",type:"test"},
{id:"sf1-2",z:"sf1",type:"test"}
];
var newConfig = clone(config);
newConfig[4].wires = [["sf1-2"]];
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal node delete', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow"},
{id:"sf1-1",z:"sf1",type:"test"},
{id:"sf1-2",z:"sf1",type:"test"}
];
var newConfig = clone(config);
newConfig.splice(5,1);
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal subflow wiring change - input removed', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow","in": [{"wires": [{"id": "sf1-1"}]}],"out": [{"wires": [{"id": "sf1-2","port": 0}]}]},
{id:"sf1-1",z:"sf1",type:"test"},
{id:"sf1-2",z:"sf1",type:"test"}
];
var newConfig = clone(config);
newConfig[3].in[0].wires = [];
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal subflow wiring change - input added', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow","in": [{"wires": [{"id": "sf1-1"}]}],"out": [{"wires": [{"id": "sf1-2","port": 0}]}]},
{id:"sf1-1",z:"sf1",type:"test"},
{id:"sf1-2",z:"sf1",type:"test"}
];
var newConfig = clone(config);
newConfig[3].in[0].wires.push({"id":"sf1-2"});
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal subflow wiring change - output added', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow","in": [{"wires": [{"id": "sf1-1"}]}],"out": [{"wires": [{"id": "sf1-2","port": 0}]}]},
{id:"sf1-1",z:"sf1",type:"test"},
{id:"sf1-2",z:"sf1",type:"test"}
];
var newConfig = clone(config);
newConfig[3].out[0].wires.push({"id":"sf1-2","port":0});
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
it('marks a parent subflow as changed for an internal subflow wiring change - output removed', function() {
var config = [
{id:"1",type:"test",wires:[[2]]},
{id:"2",type:"subflow:sf1",wires:[[3]]},
{id:"3",type:"test",wires:[]},
{id:"sf1",type:"subflow","in": [{"wires": [{"id": "sf1-1"}]}],"out": [{"wires": [{"id": "sf1-2","port": 0}]}]},
{id:"sf1-1",z:"sf1",type:"test"},
{id:"sf1-2",z:"sf1",type:"test"}
];
var newConfig = clone(config);
newConfig[3].out[0].wires = [];
var flow = new Flow(config);
flow.getMissingTypes().should.have.length(0);
var diffResult = flow.diffFlow(newConfig);
diffResult.should.have.property("deleted",[]);
diffResult.should.have.property("changed",["2"]);
diffResult.should.have.property("linked",["1","3"]);
diffResult.should.have.property("wiringChanged",[]);
});
});
describe('#applyConfig',function() {
var getType;
var getNode;
var flowsAdd;
var credentialsClean;
var stoppedNodes = {};
var currentNodes = {};
var TestNode = function(n) {
Node.call(this,n);
var node = this;
this.handled = 0;
this.stopped = false;
this.on('input',function(msg) {
node.handled++;
node.send(msg);
});
this.on('close',function() {
node.stopped = true;
stoppedNodes[node.id] = node;
delete currentNodes[node.id];
});
}
util.inherits(TestNode,Node);
before(function() {
flowsAdd = sinon.stub(flows,"add",function(node) {
currentNodes[node.id] = node;
});
getNode = sinon.stub(flows,"get",function(id) {
return currentNodes[id];
});
getType = sinon.stub(typeRegistry,"get",function(type) {
return TestNode;
});
credentialsClean = sinon.stub(credentials,"clean",function(config){});
});
after(function() {
getType.restore();
flowsAdd.restore();
credentialsClean.restore();
getNode.restore();
});
beforeEach(function() {
currentNodes = {};
stoppedNodes = {};
});
it("instantiates an initial configuration and stops it",function(done) {
var config = [{id:"1",type:"test",foo:"a",wires:["2"]},{id:"2",type:"test",bar:"b",wires:[["3"]]},{id:"3",type:"test",foo:"a",wires:[]}];
var flow = new Flow(config);
flow.start();
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["1"].should.have.a.property("handled",0);
currentNodes["2"].should.have.a.property("handled",0);
currentNodes["3"].should.have.a.property("handled",0);
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",1);
flow.stop().then(function() {
currentNodes.should.not.have.a.property("1");
currentNodes.should.not.have.a.property("2");
currentNodes.should.not.have.a.property("3");
stoppedNodes.should.have.a.property("1");
stoppedNodes.should.have.a.property("2");
stoppedNodes.should.have.a.property("3");
done();
});
});
it("stops all nodes on new full deploy",function(done) {
var config = [{id:"1",type:"test",foo:"a",wires:["2"]},{id:"2",type:"test",bar:"b",wires:[["3"]]},{id:"3",type:"test",foo:"a",wires:[]}];
var newConfig = [{id:"4",type:"test",foo:"a",wires:["5"]},{id:"5",type:"test",bar:"b",wires:[["6"]]},{id:"6",type:"test",foo:"a",wires:[]}];
var flow = new Flow(config);
flow.start();
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
flow.applyConfig(newConfig).then(function() {
currentNodes.should.not.have.a.property("1");
currentNodes.should.not.have.a.property("2");
currentNodes.should.not.have.a.property("3");
stoppedNodes.should.have.a.property("1");
stoppedNodes.should.have.a.property("2");
stoppedNodes.should.have.a.property("3");
currentNodes.should.have.a.property("4");
currentNodes.should.have.a.property("5");
currentNodes.should.have.a.property("6");
done();
});
});
it("stops only modified nodes on 'nodes' deploy",function(done) {
var config = [{id:"1",type:"test",name:"a",wires:["2"]},{id:"2",type:"test",name:"b",wires:[["3"]]},{id:"3",type:"test",name:"c",wires:[]}];
var newConfig = clone(config);
newConfig[1].name = "B";
var flow = new Flow(config);
flow.start();
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["2"].should.have.a.property("name","b");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",1);
flow.applyConfig(newConfig,"nodes").then(function() {
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["2"].should.have.a.property("name","B");
stoppedNodes.should.not.have.a.property("1");
stoppedNodes.should.have.a.property("2");
stoppedNodes.should.not.have.a.property("3");
stoppedNodes["2"].should.have.a.property("name","b");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",2);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",2);
done();
});
});
it("stops only modified flows on 'flows' deploy",function(done) {
var config = [{id:"1",type:"test",name:"a",wires:["2"]},{id:"2",type:"test",name:"b",wires:[[]]},{id:"3",type:"test",name:"c",wires:[]}];
var newConfig = clone(config);
newConfig[1].name = "B";
var flow = new Flow(config);
flow.start();
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["2"].should.have.a.property("name","b");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",0);
currentNodes["3"].receive({payload:"test"});
currentNodes["3"].should.have.a.property("handled",1);
flow.applyConfig(newConfig,"flows").then(function() {
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["2"].should.have.a.property("name","B");
stoppedNodes.should.have.a.property("1");
stoppedNodes.should.have.a.property("2");
stoppedNodes.should.not.have.a.property("3");
stoppedNodes["2"].should.have.a.property("name","b");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].receive({payload:"test"});
currentNodes["3"].should.have.a.property("handled",2);
done();
});
});
it("rewires otherwise unmodified nodes on 'nodes' deploy",function(done) {
var config = [{id:"1",type:"test",name:"a",wires:["2"]},{id:"2",type:"test",name:"b",wires:[[]]},{id:"3",type:"test",name:"c",wires:[]}];
var newConfig = clone(config);
newConfig[1].wires[0].push("3");
var flow = new Flow(config);
flow.start();
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",0);
flow.applyConfig(newConfig,"nodes").then(function() {
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
stoppedNodes.should.not.have.a.property("1");
stoppedNodes.should.not.have.a.property("2");
stoppedNodes.should.not.have.a.property("3");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",2);
currentNodes["2"].should.have.a.property("handled",2);
currentNodes["3"].should.have.a.property("handled",1);
done();
});
});
it("stops rewired but otherwise unmodified nodes on 'flows' deploy",function(done) {
var config = [{id:"1",type:"test",name:"a",wires:["2"]},{id:"2",type:"test",name:"b",wires:[[]]},{id:"3",type:"test",name:"c",wires:[]}];
var newConfig = clone(config);
newConfig[1].wires[0].push("3");
var flow = new Flow(config);
flow.start();
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",0);
flow.applyConfig(newConfig,"flows").then(function() {
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
stoppedNodes.should.have.a.property("1");
stoppedNodes.should.have.a.property("2");
stoppedNodes.should.have.a.property("3");
currentNodes["1"].receive({payload:"test"});
currentNodes["1"].should.have.a.property("handled",1);
currentNodes["2"].should.have.a.property("handled",1);
currentNodes["3"].should.have.a.property("handled",1);
done();
});
});
});
});