fix(core): wrong outbox scheduleEvents behaviour with 0 events

.changeset/dirty-meals-agree.md

@@ -0,0 +1,5 @@
+---
+"@fizzbuds/ddd-toolkit": patch
+---
+
+fix(core): wrong outbox scheduleEvents behaviour with 0 events

packages/ddd-toolkit/src/outbox/mongo-outbox.spec.ts

@@ -144,4 +144,11 @@ describe('Mongo outbox', () => {
             });
         });
     });
+
+    describe('When scheduleEvents with 0 events', () => {
+        it('should not throw', async () => {
+            const session = mongoClient.startSession();
+            await outbox.scheduleEvents([], session);
+        });
+    });
 });

packages/ddd-toolkit/src/outbox/mongo-outbox.ts

@@ -42,6 +42,7 @@ export class MongoOutbox implements IOutbox, IInit, ITerminate {
     }
 
     public async scheduleEvents(events: IEvent<unknown>[], clientSession: ClientSession): Promise<string[]> {
+        if (!events.length) return [];
         const { insertedIds } = await this.outboxCollection.insertMany(
             events.map((event) => ({
                 event,