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Fix change node handling of replacing with boolean 

Fixes #4638
pull/4639/head
Nick O'Leary 2024-04-02 13:57:19 +01:00
parent 963fe87f14
commit 3bd782e62a
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GPG Key ID: 4F2157149161A6C9
2 changed files with 39 additions and 9 deletions
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9
packages/node_modules/@node-red/nodes/core/function/15-change.js vendored
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@ -233,9 +233,12 @@ module.exports = function(RED) {
// only replace if they match exactly
RED.util.setMessageProperty(msg,property,value);
} else {
// if target is boolean then just replace it
if (rule.tot === "bool") { current = value; }
else { current = current.replace(fromRE,value); }
current = current.replace(fromRE,value);
if (rule.tot === "bool" && current === ""+value) {
// If the target type is boolean, and the replace call has resulted in "true"/"false",
// convert to boolean type (which 'value' already is)
current = value
}
RED.util.setMessageProperty(msg,property,current);
}
} else if ((typeof current === 'number' || current instanceof Number) && fromType === 'num') {

39
test/nodes/core/function/15-change_spec.js
View File

@ -918,7 +918,7 @@ describe('change Node', function() {
});
});
it('changes the value and type of the message property if a complete match', function(done) {
it('changes the value and type of the message property if a complete match - number', function(done) {
var flow = [{"id":"changeNode1","type":"change",rules:[{ "t": "change", "p": "payload", "pt": "msg", "from": "123", "fromt": "str", "to": "456", "tot": "num" }],"reg":false,"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
@ -938,6 +938,25 @@ describe('change Node', function() {
});
});
it('changes the value and type of the message property if a complete match - boolean', function(done) {
var flow = [{"id":"changeNode1","type":"change",rules:[{ "t": "change", "p": "payload.a", "pt": "msg", "from": "123", "fromt": "str", "to": "true", "tot": "bool" }, { "t": "change", "p": "payload.b", "pt": "msg", "from": "456", "fromt": "str", "to": "false", "tot": "bool" }],"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.a.should.equal(true);
msg.payload.b.should.equal(false);
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload: { a: "123", b: "456" }});
});
});
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:[]}];
@ -992,21 +1011,29 @@ describe('change Node', function() {
});
});
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:[]}];
it.only('changes the value of the message property based on a regex', function(done) {
const flow = [
{"id":"changeNode1","type":"change",rules:[
{ "t": "change", "p": "payload.a", "pt": "msg", "from": "\\d+", "fromt": "re", "to": "NUMBER", "tot": "str" },
{ "t": "change", "p": "payload.b", "pt": "msg", "from": "on", "fromt": "re", "to": "true", "tot": "bool" },
{ "t": "change", "p": "payload.c", "pt": "msg", "from": "off", "fromt": "re", "to": "false", "tot": "bool" }
],"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("Replace all numbers NUMBER and NUMBER");
msg.payload.a.should.equal("Replace all numbers NUMBER and NUMBER");
msg.payload.b.should.equal(true)
msg.payload.c.should.equal(false)
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"Replace all numbers 12 and 14"});
changeNode1.receive({payload:{ a: "Replace all numbers 12 and 14", b: 'on', c: 'off' } });
});
});