Fix: cleanup bug.

Author: small-turtle-1

src/storage/buffer/buffer_obj.cppm

@@ -48,6 +48,8 @@ export String BufferStatusToString(BufferStatus status) {
             return "Freed";
         case BufferStatus::kNew:
             return "New";
+        case BufferStatus::kClean:
+            return "Clean";
         default:
             return "Invalid";
     }
@@ -77,7 +79,7 @@ public:
 
     void CleanupFile() const;
 
-    void CleanupTempFile() const ;
+    void CleanupTempFile() const;
 
     SizeT GetBufferSize() const { return file_worker_->GetMemoryCost(); }
 

src/storage/txn/txn_manager.cpp

@@ -237,6 +237,7 @@ TxnTimeStamp TxnManager::GetCleanupScanTS() {
         auto first_txn = beginned_txns_.front().lock();
         if (first_txn.get() != nullptr) {
             first_uncommitted_begin_ts = first_txn->BeginTS();
+            break;
         }
         beginned_txns_.pop_front();
     }