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Merge pull request #3152 from node-red/link-call

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Add Link Call node
This commit is contained in:
Nick O'Leary
2021-10-01 15:59:43 +01:00
committed by GitHub
parent 3775a1657b f1cbca8d76
commit da114fa3a5
14 changed files with 349 additions and 44 deletions
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65
test/nodes/core/common/60-link_spec.js
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@@ -119,4 +119,69 @@ describe('link Node', function() {
});
});
describe("link-call node", function() {
it('should call link-in node and get response', function(done) {
var flow = [{id:"link-in-1", type:"link in", wires: [[ "func"]]},
{id:"func", type:"helper", wires: [["link-out-1"]]},
{id:"link-out-1", type:"link out", mode: "return"},
{id:"link-call", type:"link call", links:["link-in-1"], wires:[["n4"]]},
{id:"n4", type:"helper"} ];
helper.load(linkNode, flow, function() {
var func = helper.getNode("func");
func.on("input", function(msg, send, done) {
msg.payload = "123";
send(msg);
done();
})
var n1 = helper.getNode("link-call");
var n4 = helper.getNode("n4");
n4.on("input", function(msg) {
try {
msg.should.have.property('payload', '123');
done();
} catch(err) {
done(err);
}
});
n1.receive({payload:"hello"});
});
})
});
it('should allow nested link-call flows', function(done) {
var flow = [/** Multiply by 2 link flow **/
{id:"li1", type:"link in", wires: [[ "m2"]]},
{id:"m2", type:"helper", wires: [["lo1"]]},
{id:"lo1", type:"link out", mode: "return"},
/** Multiply by 3 link flow **/
{id:"li2", type:"link in", wires: [[ "m3"]]},
{id:"m3", type:"helper", wires: [["lo2"]]},
{id:"lo2", type:"link out", mode: "return"},
/** Multiply by 6 link flow **/
{id:"li3", type:"link in", wires: [[ "link-call-1"]]},
{id:"link-call-1", type:"link call", links:["m2"], wires:[["link-call-2"]]},
{id:"link-call-2", type:"link call", links:["m3"], wires:[["lo3"]]},
{id:"lo3", type:"link out", mode: "return"},
/** Test Flow Entry **/
{id:"link-call", type:"link call", links:["li3"], wires:[["n4"]]},
{id:"n4", type:"helper"} ];
helper.load(linkNode, flow, function() {
var m2 = helper.getNode("m2");
m2.on("input", function(msg, send, done) { msg.payload *= 2 ; send(msg); done(); })
var m3 = helper.getNode("m3");
m3.on("input", function(msg, send, done) { msg.payload *= 3 ; send(msg); done(); })
var n1 = helper.getNode("link-call");
var n4 = helper.getNode("n4");
n4.on("input", function(msg) {
try {
msg.should.have.property('payload', 24);
done();
} catch(err) {
done(err);
}
});
n1.receive({payload:4});
});
})
});