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Fix template node handling of nested context tags

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This commit is contained in:
Nick O'Leary
2018-08-14 16:21:38 +01:00
parent ee886f98dd
commit f169a68319
2 changed files with 126 additions and 63 deletions
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49
test/nodes/core/core/80-template_spec.js
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@@ -177,6 +177,53 @@ describe('template node', function() {
});
});
it('should handle nested context tags - property not set', function(done) {
// This comes from the Coursera Node-RED course and is a good example of
// multiple conditional tags
var template = `{{#flow.time}}time={{flow.time}}{{/flow.time}}{{^flow.time}}!time{{/flow.time}}{{#flow.random}}random={{flow.random}}randomtime={{flow.randomtime}}{{/flow.random}}{{^flow.random}}!random{{/flow.random}}`;
var flow = [{id:"n1",z:"t1", type:"template", field:"payload", template:template,wires:[["n2"]]},{id:"n2",z:"t1",type:"helper"}];
helper.load(templateNode, flow, function() {
initContext(function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
try {
msg.should.have.property('topic', 'bar');
msg.should.have.property('payload', '!time!random');
done();
} catch(err) {
done(err);
}
});
n1.receive({payload:"foo",topic: "bar"});
});
});
})
it('should handle nested context tags - property set', function(done) {
// This comes from the Coursera Node-RED course and is a good example of
// multiple conditional tags
var template = `{{#flow.time}}time={{flow.time}}{{/flow.time}}{{^flow.time}}!time{{/flow.time}}{{#flow.random}}random={{flow.random}}randomtime={{flow.randomtime}}{{/flow.random}}{{^flow.random}}!random{{/flow.random}}`;
var flow = [{id:"n1",z:"t1", type:"template", field:"payload", template:template,wires:[["n2"]]},{id:"n2",z:"t1",type:"helper"}];
helper.load(templateNode, flow, function() {
initContext(function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
try {
msg.should.have.property('topic', 'bar');
msg.should.have.property('payload', 'time=123random=456randomtime=789');
done();
} catch(err) {
done(err);
}
});
n1.context().flow.set(["time","random","randomtime"],["123","456","789"],function (err) {
n1.receive({payload:"foo",topic: "bar"});
});
});
});
})
it('should modify payload from two persistable flow context', function(done) {
var flow = [{id:"n1",z:"t1", type:"template", field:"payload", template:"payload={{flow[memory1].value}}/{{flow[memory2].value}}",wires:[["n2"]]},{id:"n2",z:"t1",type:"helper"}];
helper.load(templateNode, flow, function() {
@@ -429,7 +476,7 @@ describe('template node', function() {
n1.receive({payload:{A:"abc"}});
});
});
it('should raise error if passed bad template', function(done) {
var flow = [{id:"n1", type:"template", field: "payload", template: "payload={{payload",wires:[["n2"]]},{id:"n2",type:"helper"}];
helper.load(templateNode, flow, function() {