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Fix/update inventory on nacks #2071

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Fix/update inventory on nacks #2071

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9a2ca06
fix: remove message from inventory when nack with response
Luisgustavom1 Jul 19, 2025
9798579
Merge branch 'main' into fix/update-inventory-on-nacks
Luisgustavom1 Jul 31, 2025
c435380
Merge branch 'main' into fix/update-inventory-on-nacks
Luisgustavom1 Aug 14, 2025
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2 changes: 2 additions & 0 deletions src/subscriber.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1096,6 +1096,8 @@ export class Subscriber extends EventEmitter {
const latency = (Date.now() - startTime) / 1000;
this._latencies.add(latency);

this._inventory.remove(message);
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@feywind feywind Feb 24, 2026

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I think we wouldn't want to remove it in the case of a legit modack, just in the case of nack. But yeah, this clearly seems like an oversight.


// No exception means Success.
return AckResponses.Success;
}
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26 changes: 24 additions & 2 deletions test/subscriber.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -918,10 +918,32 @@ describe('Subscriber', () => {
});

describe('nack', () => {
it('should remove the message from the inventory', async () => {
const inventory: FakeLeaseManager = stubs.get('inventory');
const stub = sandbox.stub(inventory, 'remove').withArgs(message);

await subscriber.nack(message);

assert.strictEqual(stub.callCount, 1);
});
});

describe('nackWithResponse', () => {
it('should remove the message from the inventory', async () => {
const inventory: FakeLeaseManager = stubs.get('inventory');
const stub = sandbox.stub(inventory, 'remove').withArgs(message);

await subscriber.nackWithResponse(message);

assert.strictEqual(stub.callCount, 1);
});
});

describe('ackWithResponse', () => {
it('should modAck the message with a 0 deadline', async () => {
const stub = sandbox.stub(subscriber, 'modAck');

await subscriber.nack(message);
await subscriber.ackWithResponse(message);

const [msg, deadline] = stub.lastCall.args;

Expand All @@ -946,7 +968,7 @@ describe('Subscriber', () => {
const inventory: FakeLeaseManager = stubs.get('inventory');
const stub = sandbox.stub(inventory, 'remove').withArgs(message);

await subscriber.nack(message);
await subscriber.ackWithResponse(message);

assert.strictEqual(stub.callCount, 1);
});
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