try to isolate the error

Signed-off-by: Tarek <[email protected]>

fs-storage/src/file_storage.rs

@@ -359,31 +359,38 @@ mod tests {
         assert!(!storage_path.exists());
     }
 
+    use std::io::Write;
+
     #[test]
     fn test_file_metadata_timestamp_updated() {
+        // Create a temporary file
         let temp_dir =
             TempDir::new("tmp").expect("Failed to create temporary directory");
-        let storage_path = temp_dir.path().join("teststorage.txt");
+        let storage_path = temp_dir.path().join("test_storage.txt");
 
-        let mut file_storage =
-            FileStorage::new("TestStorage".to_string(), &storage_path).unwrap();
-        file_storage.write_fs().unwrap();
+        // Write to the file using write_all adn flush
+        let mut file =
+            fs::File::create(&storage_path).expect("Failed to create file");
+        file.write_all(b"test1")
+            .expect("Failed to write to file");
+        file.flush().expect("Failed to flush file");
 
-        file_storage.set("key1".to_string(), "value1".to_string());
-        let before_write = fs::metadata(&storage_path)
-            .unwrap()
+        let timestamp_before = fs::metadata(&storage_path)
+            .expect("Failed to get metadata")
             .modified()
-            .unwrap();
-        file_storage.write_fs().unwrap();
-        let after_write = fs::metadata(&storage_path)
-            .unwrap()
+            .expect("Failed to get modified time");
+
+        // write to the file again
+        file.write_all(b"test2")
+            .expect("Failed to write to file");
+        file.flush().expect("Failed to flush file");
+
+        let timestamp_after = fs::metadata(&storage_path)
+            .expect("Failed to get metadata")
             .modified()
-            .unwrap();
-        println!(
-            "before_write: {:?}, after_write: {:?}",
-            before_write, after_write
-        );
-        assert!(before_write < after_write);
+            .expect("Failed to get modified time");
+
+        assert!(timestamp_after > timestamp_before);
     }
 
     #[test]