mirror of https://github.com/node-red/node-red.git
609 lines
21 KiB
JavaScript
609 lines
21 KiB
JavaScript
/**
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* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var should = require("should");
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var functionNode = require("nr-test-utils").require("@node-red/nodes/core/function/10-function.js");
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var helper = require("node-red-node-test-helper");
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// Notice:
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// - nodes should have x, y, z property when defining subflow.
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describe('subflow', function() {
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before(function(done) {
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helper.startServer(done);
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});
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after(function(done) {
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helper.stopServer(done);
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});
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afterEach(function() {
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helper.unload();
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});
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it('should define subflow', function(done) {
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var flow = [
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{id:"t1", type:"tab"},
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{id:"n1", z:"t1", type:"subflow:s1", wires:[["n2"]]},
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{id:"n2", z:"t1", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"",
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in:[{wires:[ {id:"s1-n1"} ]}],
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out:[{wires:[ {id:"s1-n1", port:0} ]}]},
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{id:"s1-n1", z:"s1", type:"function",
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func:"return msg;", wires:[]}
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];
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helper.load(functionNode, flow, function() {
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done();
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});
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});
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it('should pass data to/from subflow', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1", wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n1", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
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func:"msg.payload = msg.payload+'bar'; return msg;", wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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msg.should.have.property("payload", "foobar");
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done();
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should pass data to/from nested subflow', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1", wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow1
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{id:"s1", type:"subflow", name:"Subflow1", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n2", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"subflow:s2",
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wires:[["s1-n2"]]},
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{id:"s1-n2", x:10, y:10, z:"s1", type:"function",
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func:"msg.payload = msg.payload+'baz'; return msg;", wires:[]},
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// Subflow2
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{id:"s2", type:"subflow", name:"Subflow2", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s2-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s2-n1", port:0} ]
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}]
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},
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{id:"s2-n1", x:10, y:10, z:"s2", type:"function",
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func:"msg.payload=msg.payload+'bar'; return msg;", wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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msg.should.have.property("payload", "foobarbaz");
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done();
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access env var of subflow template', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1", wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"",
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env: [
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{name: "K", type: "str", value: "V"}
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],
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n1", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
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func:"msg.V = env.get('K'); return msg;",
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wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property("V", "V");
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done();
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}
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catch (e) {
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console.log(e);
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done(e);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access env var of subflow instance', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1",
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env: [
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{name: "K", type: "str", value: "V"}
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],
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wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n1", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
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func:"msg.V = env.get('K'); return msg;",
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wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property("V", "V");
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done();
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}
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catch (e) {
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console.log(e);
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done(e);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access last env var with same name', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1",
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env: [
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{name: "K", type: "str", value: "V0"},
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{name: "X", type: "str", value: "VX"},
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{name: "K", type: "str", value: "V1"}
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],
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wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n1", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
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func:"msg.V = env.get('K'); return msg;",
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wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property("V", "V1");
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done();
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}
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catch (e) {
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console.log(e);
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done(e);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access typed value of env var', function(done) {
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var flow = [
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{ id: "t0", type: "tab", label: "", disabled: false, info: "" },
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{
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id: "n1", x: 10, y: 10, z: "t0", type: "subflow:s1",
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env: [
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{ name: "KN", type: "num", value: "100" },
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{ name: "KB", type: "bool", value: "true" },
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{ name: "KJ", type: "json", value: "[1,2,3]" },
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{ name: "Kb", type: "bin", value: "[65,65]" },
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{ name: "Ke", type: "env", value: "KS" },
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{ name: "Kj", type: "jsonata", value: "1+2" },
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],
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wires: [["n2"]]
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},
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{ id: "n2", x: 10, y: 10, z: "t0", type: "helper", wires: [] },
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// Subflow
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{
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id: "s1", type: "subflow", name: "Subflow", info: "",
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in: [{ x: 10, y: 10, wires: [{ id: "s1-n1" }] }],
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out: [{ x: 10, y: 10, wires: [{ id: "s1-n1", port: 0 }] }],
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env: [{ name: "KS", type: "str", value: "STR" }]
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},
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{
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id: "s1-n1", x: 10, y: 10, z: "s1", type: "function",
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func: "msg.VE = env.get('Ke'); msg.VS = env.get('KS'); msg.VN = env.get('KN'); msg.VB = env.get('KB'); msg.VJ = env.get('KJ'); msg.Vb = env.get('Kb'); msg.Vj = env.get('Kj'); return msg;",
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wires: []
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}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property("VS", "STR");
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msg.should.have.property("VN", 100);
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msg.should.have.property("VB", true);
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msg.should.have.property("VJ", [1,2,3]);
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msg.should.have.property("Vb");
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should.ok(msg.Vb instanceof Buffer);
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msg.should.have.property("VE","STR");
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msg.should.have.property("Vj",3);
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done();
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}
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catch (e) {
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done(e);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should overwrite env var of subflow template by env var of subflow instance', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1",
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env: [
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{name: "K", type: "str", value: "V"}
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],
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wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"",
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env: [
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{name: "K", type: "str", value: "TV"}
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],
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n1", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
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func:"msg.V = env.get('K'); return msg;",
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wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property("V", "V");
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done();
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}
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catch (e) {
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console.log(e);
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done(e);
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}
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access env var of parent subflow template', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1", wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow1
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{id:"s1", type:"subflow", name:"Subflow1", info:"",
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env: [
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{name: "K", type: "str", value: "V"},
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],
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n2", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"subflow:s2",
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wires:[["s1-n2"]]},
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{id:"s1-n2", x:10, y:10, z:"s1", type:"function",
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func:"return msg;", wires:[]},
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// Subflow2
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{id:"s2", type:"subflow", name:"Subflow2", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s2-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s2-n1", port:0} ]
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}]
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},
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{id:"s2-n1", x:10, y:10, z:"s2", type:"function",
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func:"msg.V = env.get('K'); return msg;",
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wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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msg.should.have.property("V", "V");
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done();
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access env var of parent subflow instance', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:""},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1",
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env: [
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{name: "K", type: "str", value: "V"}
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],
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wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow1
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{id:"s1", type:"subflow", name:"Subflow1", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n2", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"subflow:s2",
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wires:[["s1-n2"]]},
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{id:"s1-n2", x:10, y:10, z:"s1", type:"function",
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func:"return msg;", wires:[]},
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// Subflow2
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{id:"s2", type:"subflow", name:"Subflow2", info:"",
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in:[{
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x:10, y:10,
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wires:[ {id:"s2-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s2-n1", port:0} ]
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}]
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},
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{id:"s2-n1", x:10, y:10, z:"s2", type:"function",
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func:"msg.V = env.get('K'); return msg;",
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wires:[]}
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];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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msg.should.have.property("V", "V");
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done();
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});
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n1.receive({payload:"foo"});
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});
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});
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it('should access env var of tab', function(done) {
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var flow = [
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{id:"t0", type:"tab", label:"", disabled:false, info:"", env: [
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{name: "K", type: "str", value: "V"}
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]},
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{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1", wires:[["n2"]]},
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{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
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// Subflow
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{id:"s1", type:"subflow", name:"Subflow", info:"", env: [],
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in:[{
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x:10, y:10,
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wires:[ {id:"s1-n1"} ]
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}],
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out:[{
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x:10, y:10,
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wires:[ {id:"s1-n1", port:0} ]
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}]
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},
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{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
|
|
func:"msg.V = env.get('K'); return msg;",
|
|
wires:[]}
|
|
];
|
|
helper.load(functionNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
try {
|
|
msg.should.have.property("V", "V");
|
|
done();
|
|
}
|
|
catch (e) {
|
|
console.log(e);
|
|
done(e);
|
|
}
|
|
});
|
|
n1.receive({payload:"foo"});
|
|
});
|
|
});
|
|
|
|
it('should access env var of group', function(done) {
|
|
var flow = [
|
|
{id:"t0", type:"tab", label:"", disabled:false, info:""},
|
|
{id:"g1", z:"t0", type:"group", env:[
|
|
{name: "K", type: "str", value: "V"}
|
|
]},
|
|
{id:"n1", x:10, y:10, z:"t0", g:"g1", type:"subflow:s1", wires:[["n2"]]},
|
|
{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
|
|
// Subflow
|
|
{id:"s1", type:"subflow", name:"Subflow", info:"", env: [],
|
|
in:[{
|
|
x:10, y:10,
|
|
wires:[ {id:"s1-n1"} ]
|
|
}],
|
|
out:[{
|
|
x:10, y:10,
|
|
wires:[ {id:"s1-n1", port:0} ]
|
|
}]
|
|
},
|
|
{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
|
|
func:"msg.V = env.get('K'); return msg;",
|
|
wires:[]}
|
|
];
|
|
helper.load(functionNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
try {
|
|
msg.should.have.property("V", "V");
|
|
done();
|
|
}
|
|
catch (e) {
|
|
console.log(e);
|
|
done(e);
|
|
}
|
|
});
|
|
n1.receive({payload:"foo"});
|
|
});
|
|
});
|
|
|
|
it('should access env var of nested group', function(done) {
|
|
var flow = [
|
|
{id:"t0", type:"tab", label:"", disabled:false, info:""},
|
|
{id:"g1", z:"t0", type:"group", env:[
|
|
{name: "K", type: "str", value: "V"}
|
|
]},
|
|
{id:"g2", z:"t0", g:"g1", type:"group", env:[]},
|
|
{id:"n1", x:10, y:10, z:"t0", g:"g2", type:"subflow:s1", wires:[["n2"]]},
|
|
{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
|
|
// Subflow
|
|
{id:"s1", type:"subflow", name:"Subflow", info:"", env: [],
|
|
in:[{
|
|
x:10, y:10,
|
|
wires:[ {id:"s1-n1"} ]
|
|
}],
|
|
out:[{
|
|
x:10, y:10,
|
|
wires:[ {id:"s1-n1", port:0} ]
|
|
}]
|
|
},
|
|
{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
|
|
func:"msg.V = env.get('K'); return msg;",
|
|
wires:[]}
|
|
];
|
|
helper.load(functionNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
try {
|
|
msg.should.have.property("V", "V");
|
|
done();
|
|
}
|
|
catch (e) {
|
|
console.log(e);
|
|
done(e);
|
|
}
|
|
});
|
|
n1.receive({payload:"foo"});
|
|
});
|
|
});
|
|
|
|
it('should access NR_NODE_PATH env var within subflow instance', function(done) {
|
|
var flow = [
|
|
{id:"t0", type:"tab", label:"", disabled:false, info:""},
|
|
{id:"n1", x:10, y:10, z:"t0", type:"subflow:s1",
|
|
env: [], wires:[["n2"]]},
|
|
{id:"n2", x:10, y:10, z:"t0", type:"helper", wires:[]},
|
|
// Subflow
|
|
{id:"s1", type:"subflow", name:"Subflow", info:"",
|
|
in:[{
|
|
x:10, y:10,
|
|
wires:[ {id:"s1-n1"} ]
|
|
}],
|
|
out:[{
|
|
x:10, y:10,
|
|
wires:[ {id:"s1-n1", port:0} ]
|
|
}]
|
|
},
|
|
{id:"s1-n1", x:10, y:10, z:"s1", type:"function",
|
|
func:"msg.payload = env.get('NR_NODE_PATH'); return msg;",
|
|
wires:[]}
|
|
];
|
|
helper.load(functionNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
try {
|
|
msg.should.have.property("payload", "t0/n1/s1-n1");
|
|
done();
|
|
}
|
|
catch (e) {
|
|
console.log(e);
|
|
done(e);
|
|
}
|
|
});
|
|
n1.receive({payload:"foo"});
|
|
});
|
|
});
|
|
|
|
|
|
});
|