test(application): fill unit test gaps — api_keys, profile, auth, thoughts, social

crates/application/src/use_cases/social.rs

@@ -136,4 +136,37 @@ mod tests {
         assert_eq!(events.len(), 1);
         assert!(matches!(events[0], DomainEvent::UserUnblocked { .. }));
     }
+
+    #[tokio::test]
+    async fn block_user_saves_block_and_publishes_event() {
+        let store = TestStore::default();
+        let alice = user("alice");
+        let bob = user("bob");
+        block_user(&store, &store, &alice.id, &bob.id).await.unwrap();
+        assert_eq!(store.blocks.lock().unwrap().len(), 1);
+        let events = store.events.lock().unwrap();
+        assert!(events.iter().any(|e| matches!(e, DomainEvent::UserBlocked { blocker_id, .. } if blocker_id == &alice.id)));
+    }
+
+    #[tokio::test]
+    async fn cannot_block_self() {
+        let store = TestStore::default();
+        let alice = user("alice");
+        let err = block_user(&store, &store, &alice.id, &alice.id).await.unwrap_err();
+        assert!(matches!(err, DomainError::InvalidInput(_)));
+    }
+
+    #[tokio::test]
+    async fn boost_and_unboost() {
+        let store = TestStore::default();
+        let alice = user("alice");
+        let tid = ThoughtId::new();
+        boost_thought(&store, &store, &alice.id, &tid).await.unwrap();
+        assert_eq!(store.boosts.lock().unwrap().len(), 1);
+        unboost_thought(&store, &store, &alice.id, &tid).await.unwrap();
+        assert!(store.boosts.lock().unwrap().is_empty());
+        let events = store.events.lock().unwrap();
+        assert!(events.iter().any(|e| matches!(e, DomainEvent::BoostAdded { .. })));
+        assert!(events.iter().any(|e| matches!(e, DomainEvent::BoostRemoved { .. })));
+    }
 }