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Change node can set msg property to another msg property. Closes #456

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Anna Thomas
2014-10-28 11:02:46 +00:00
parent bd75c1c753
commit ce6513e7f7
3 changed files with 403 additions and 283 deletions
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652
test/nodes/core/logic/15-change_spec.js
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@@ -30,307 +30,403 @@ describe('ChangeNode', function() {
helper.stopServer(done);
});
it('should be loaded', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"","reg":false,"name":"changeNode","wires":[[]]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
changeNode1.should.have.property('name', 'changeNode');
done();
});
});
it('sets the value of the message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"changed","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("changed");
done();
} catch(err) {
done(err);
}
describe('#replace' , function() {
it('should be loaded', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"","reg":false,"name":"changeNode","wires":[[]]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
changeNode1.should.have.property('name', 'changeNode');
done();
});
changeNode1.receive({payload:"changeMe"});
});
});
it('sets the value of an already set multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo.bar","from":"","to":"bar","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({foo:{bar:"foo"}});
});
});
it('sets the value of an empty multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo.bar","from":"","to":"bar","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({});
});
});
it('changes the value of the message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Goodbye World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World!"});
});
});
it('changes the value of a multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"foo.bar","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("Goodbye World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({foo:{bar:"Hello World!"}});
});
});
it('sends unaltered message if the changed message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"foo","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Hello World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World!"});
});
});
it('sends unaltered message if a changed multi-level message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"foo.bar","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Hello World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World!"});
});
});
it('changes the value of the message property based on a regex', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"\\d+","to":"NUMBER","reg":true,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Replace all numbers NUMBER and NUMBER");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Replace all numbers 12 and 14"});
});
});
it('supports regex groups', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"(Hello)","to":"$1-$1-$1","reg":true,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Hello-Hello-Hello World");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World"});
});
});
it('Reports invalid regex', function(done) {
var sinon = require('sinon');
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"\\+**+","to":"NUMBER","reg":true,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
sinon.stub(changeNode1, 'error', function(error) {
if(error.indexOf("regular expression" > -1)) {
done();
} else {
it('sets the value of the message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"changed","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
should.fail(null, null, "An error should be reported for an invalid regex");
} catch (err) {
msg.payload.should.equal("changed");
done();
} catch(err) {
done(err);
}
}
});
changeNode1.receive({payload:"This is irrelevant"});
});
changeNode1.receive({payload:"changeMe"});
});
});
it('sets the value of an already set multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo.bar","from":"","to":"bar","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({foo:{bar:"foo"}});
});
});
it('sets the value of an empty multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo.bar","from":"","to":"bar","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({});
});
});
it('sets the value of a message property to another message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo","from":"","to":"msg.fred","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.should.equal("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({fred:"bar"});
});
});
it('sets the value of a multi-level message property to another multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo.bar","from":"","to":"msg.fred.red","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({fred:{red:"bar"}});
});
});
it('doesn\'t set the value of a message property when the \'to\' message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"foo.bar","from":"","to":"msg.fred.red","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
should.not.exist(msg.foo);
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({});
});
});
it('overrides the value of a message property when the \'to\' message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"msg.foo","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
should.not.exist(msg.payload);
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello"});
});
});
it('sets the message property to null when the \'to\' message property equals null', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"msg.foo","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
(msg.payload === null).should.be.true;
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello", foo:null});
});
});
it('does not set other properties using = inside to property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"msg.otherProp=10","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
should.not.exist(msg.payload);
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"changeMe"});
});
});
it('splits dot delimited properties into objects', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"pay.load","from":"","to":"10","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.pay.load.should.equal("10");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({pay:{load:"changeMe"}});
});
});
});
it('deletes the value of the message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"payload","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('payload');
done();
} catch(err) {
done(err);
}
describe('#change', function() {
it('changes the value of the message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Goodbye World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World!"});
});
});
it('changes the value of a multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"foo.bar","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.foo.bar.should.equal("Goodbye World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({foo:{bar:"Hello World!"}});
});
});
it('sends unaltered message if the changed message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"foo","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Hello World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World!"});
});
});
it('sends unaltered message if a changed multi-level message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"foo.bar","from":"Hello","to":"Goodbye","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Hello World!");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World!"});
});
});
it('changes the value of the message property based on a regex', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"\\d+","to":"NUMBER","reg":true,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Replace all numbers NUMBER and NUMBER");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Replace all numbers 12 and 14"});
});
});
it('supports regex groups', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"(Hello)","to":"$1-$1-$1","reg":true,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("Hello-Hello-Hello World");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Hello World"});
});
});
it('Reports invalid regex', function(done) {
var sinon = require('sinon');
var flow = [{"id":"changeNode1","type":"change","action":"change","property":"payload","from":"\\+**+","to":"NUMBER","reg":true,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
sinon.stub(changeNode1, 'error', function(error) {
if(error.indexOf("regular expression" > -1)) {
done();
} else {
try {
should.fail(null, null, "An error should be reported for an invalid regex");
} catch (err) {
done(err);
}
}
});
changeNode1.receive({payload:"This is irrelevant"});
});
changeNode1.receive({payload:"This won't get through!"});
});
});
it('deletes the value of a multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"foo.bar","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('foo.bar');
done();
} catch(err) {
done(err);
}
describe("#delete", function() {
it('deletes the value of the message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"payload","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('payload');
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"This won't get through!"});
});
changeNode1.receive({payload:"This won't get through!", foo:{bar:"This will be deleted!"}});
});
});
it('sends unaltered message if the deleted message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"foo","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('foo');
msg.payload.should.equal('payload');
done();
} catch(err) {
done(err);
}
it('deletes the value of a multi-level message property', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"foo.bar","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('foo.bar');
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"This won't get through!", foo:{bar:"This will be deleted!"}});
});
changeNode1.receive({payload:"payload"});
});
});
it('sends unaltered message if a deleted multi-level message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"foo.bar","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('foo.bar');
msg.payload.should.equal('payload');
done();
} catch(err) {
done(err);
}
it('sends unaltered message if the deleted message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"foo","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('foo');
msg.payload.should.equal('payload');
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"payload"});
});
changeNode1.receive({payload:"payload"});
});
});
it('does not change other properties', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"payload","from":"","to":"msg.otherProp=10","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.not.equal(10);
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"changeMe"});
});
});
it('splits dot delimited properties into objects', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"replace","property":"pay.load","from":"","to":"10","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.pay.load.should.equal("10");
done();
} catch(err) {
done(err);
}
it('sends unaltered message if a deleted multi-level message property does not exist', function(done) {
var flow = [{"id":"changeNode1","type":"change","action":"delete","property":"foo.bar","from":"","to":"","reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.should.not.have.property('foo.bar');
msg.payload.should.equal('payload');
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"payload"});
});
changeNode1.receive({pay:{load:"changeMe"}});
});
});
});