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add support of environtment variable for tab & group

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This commit is contained in:
Hiroyasu Nishiyama
2021-08-19 21:15:13 +09:00
parent f1e7ec0c6b
commit 6aecc3915c
15 changed files with 673 additions and 95 deletions
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71
test/nodes/core/function/15-change_spec.js
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@@ -542,6 +542,77 @@ describe('change Node', function() {
changeNode1.receive({payload:"123",topic:"ABC"});
});
});
it('sets the value using env property from tab', function(done) {
var flow = [
{"id":"tab1","type":"tab","env":[
{"name":"NR_TEST_A", "value":"bar", "type": "str"}
]},
{"id":"changeNode1","type":"change","z":"tab1",rules:[{"t":"set","p":"payload","pt":"msg","to":"NR_TEST_A","tot":"env"}],"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("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"123",topic:"ABC"});
});
});
it('sets the value using env property from group', function(done) {
var flow = [
{"id":"group1","type":"group","env":[
{"name":"NR_TEST_A", "value":"bar", "type": "str"}
]},
{"id":"changeNode1","type":"change","g":"group1",rules:[{"t":"set","p":"payload","pt":"msg","to":"NR_TEST_A","tot":"env"}],"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("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"123",topic:"ABC"});
});
});
it('sets the value using env property from nested group', function(done) {
var flow = [
{"id":"group1","type":"group","env":[
{"name":"NR_TEST_A", "value":"bar", "type": "str"}
]},
{"id":"group2","type":"group","g":"group1","env":[]},
{"id":"changeNode1","type":"change","g":"group2",rules:[{"t":"set","p":"payload","pt":"msg","to":"NR_TEST_A","tot":"env"}],"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("bar");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"123",topic:"ABC"});
});
});
});

120
test/nodes/subflow/subflow_spec.js
View File

@@ -447,4 +447,124 @@ describe('subflow', function() {
});
});
it('should access env var of tab', function(done) {
var flow = [
{id:"t0", type:"tab", label:"", disabled:false, info:"", env: [
{name: "K", type: "str", value: "V"}
]},
{id:"n1", x:10, y:10, z:"t0", 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 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"});
});
});
});

50
test/unit/@node-red/runtime/lib/flows/Flow_spec.js
View File

@@ -1228,4 +1228,54 @@ describe('Flow', function() {
})
})
describe("#env", function () {
it("can instantiate a node with environment variable property values of group and tab", function (done) {
try {
after(function() {
delete process.env.V0;
delete process.env.V1;
})
process.env.V0 = "gv0";
process.env.V1 = "gv1";
var config = flowUtils.parseConfig([
{id:"t1",type:"tab",env:[
{"name": "V0", value: "v0", type: "str"}
]},
{id:"g1",type:"group",z:"t1",env:[
{"name": "V0", value: "v1", type: "str"},
{"name": "V1", value: "v2", type: "str"}
]},
{id:"g2",type:"group",z:"t1",g:"g1",env:[
{"name": "V1", value: "v3", type: "str"}
]},
{id:"1",x:10,y:10,z:"t1",type:"test",foo:"$(V0)",wires:[]},
{id:"2",x:10,y:10,z:"t1",g:"g1",type:"test",foo:"$(V0)",wires:[]},
{id:"3",x:10,y:10,z:"t1",g:"g1",type:"test",foo:"$(V1)",wires:[]},
{id:"4",x:10,y:10,z:"t1",g:"g2",type:"test",foo:"$(V1)",wires:[]},
{id:"5",x:10,y:10,z:"t1",type:"test",foo:"$(V1)",wires:[]},
]);
var flow = Flow.create({getSetting:v=>process.env[v]},config,config.flows["t1"]);
flow.start();
var activeNodes = flow.getActiveNodes();
activeNodes["1"].foo.should.equal("v0");
activeNodes["2"].foo.should.equal("v1");
activeNodes["3"].foo.should.equal("v2");
activeNodes["4"].foo.should.equal("v3");
activeNodes["5"].foo.should.equal("gv1");
flow.stop().then(function() {
done();
});
}
catch (e) {
console.log(e.stack);
done(e);
}
});
});
});