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evaluate init value on each reduction

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Hiroyasu Nishiyama
2018-01-29 22:30:47 +09:00
parent 9353d5c1c4
commit 3f2a92e801
2 changed files with 42 additions and 4 deletions
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39
test/nodes/core/logic/17-split_spec.js
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@@ -874,6 +874,45 @@ describe('JOIN node', function() {
});
});
it('should redece messages with array result', function(done) {
var flow = [{id:"n1", type:"join", mode:"reduce",
reduceRight:false,
reduceExp:"$append($A,[payload])",
reduceInit:"[]",
reduceInitType:"json",
reduceFixup:undefined,
wires:[["n2"]]},
{id:"n2", type:"helper"}];
helper.load(joinNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var count = 0;
n2.on("input", function(msg) {
try {
msg.should.have.property("payload");
msg.payload.should.be.an.Array();
var payload = msg.payload;
payload.length.should.equal(2);
if (count == 0) {
payload[0].should.equal(1);
payload[1].should.equal(2);
}
else if (count == 1){
payload[0].should.equal(3);
payload[1].should.equal(4);
done();
}
count++;
}
catch(e) { done(e); }
});
n1.receive({payload:1, parts:{index:0, count:2, id:222}});
n1.receive({payload:2, parts:{index:1, count:2, id:222}});
n1.receive({payload:3, parts:{index:2, count:2, id:333}});
n1.receive({payload:4, parts:{index:3, count:2, id:333}});
});
});
it('should handle too many pending messages for reduce mode', function(done) {
var flow = [{id:"n1", type:"join", mode:"reduce",
reduceRight:false,