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Ensure config nodes are instantiated in the right order

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This commit is contained in:
Nick O'Leary
2016-04-27 10:31:19 +01:00
parent 2a089f7d90
commit b744491dd2
2 changed files with 84 additions and 6 deletions
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57
test/red/runtime/nodes/flows/Flow_spec.js
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@@ -45,7 +45,7 @@ describe('Flow', function() {
var TestNode = function(n) {
Node.call(this,n);
createCount++;
this._index = createCount++;
this.scope = n.scope;
var node = this;
this.foo = n.foo;
@@ -173,6 +173,61 @@ describe('Flow', function() {
});
it("instantiates config nodes in the right order",function(done) {
var config = flowUtils.parseConfig([
{id:"t1",type:"tab"},
{id:"1",x:10,y:10,z:"t1",type:"test",foo:"a",wires:["2"]},
{id:"2",x:10,y:10,z:"t1",type:"test",foo:"a",wires:["3"]},
{id:"3",x:10,y:10,z:"t1",type:"test",foo:"a",wires:[]},
{id:"4",z:"t1",type:"test",foo:"5"}, // This node depends on #5
{id:"5",z:"t1",type:"test"}
]);
var flow = Flow.create(config,config.flows["t1"]);
flow.start();
Object.keys(flow.getActiveNodes()).should.have.length(5);
currentNodes.should.have.a.property("1");
currentNodes.should.have.a.property("2");
currentNodes.should.have.a.property("3");
currentNodes.should.have.a.property("4");
currentNodes.should.have.a.property("5");
currentNodes["1"].should.have.a.property("_index",2);
currentNodes["2"].should.have.a.property("_index",3);
currentNodes["3"].should.have.a.property("_index",4);
currentNodes["4"].should.have.a.property("_index",1);
currentNodes["5"].should.have.a.property("_index",0);
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");
currentNodes.should.not.have.a.property("4");
currentNodes.should.not.have.a.property("5");
stoppedNodes.should.have.a.property("1");
stoppedNodes.should.have.a.property("2");
stoppedNodes.should.have.a.property("3");
stoppedNodes.should.have.a.property("4");
stoppedNodes.should.have.a.property("5");
done();
});
});
it("detects dependency loops in config nodes",function() {
var config = flowUtils.parseConfig([
{id:"t1",type:"tab"},
{id:"node1",z:"t1",type:"test",foo:"node2"}, // This node depends on #5
{id:"node2",z:"t1",type:"test",foo:"node1"}
]);
var flow = Flow.create(config,config.flows["t1"]);
/*jshint immed: false */
(function(){
flow.start();
}).should.throw("Circular config node dependency detected: node1");
});
it("instantiates a subflow and stops it",function(done) {
var config = flowUtils.parseConfig([
{id:"t1",type:"tab"},