Add a test to verify all pallet storage size is below 4 MB

bin/node/runtime/src/lib.rs

@@ -2492,4 +2492,41 @@ mod tests {
  size,
  );
  }
+
+ #[test]
+ fn check_pallet_storage_sizes() {
+ use frame_support::traits::StorageInfoTrait;
+ let mut storage_info = AllPalletsWithSystem::storage_info();
+ println!(
+ "| {:^30} | {:^30} | {:^10} | {:^15} |",
+ "Pallet", "Storage", "Max Values", "Max Size"
+ );
+ println!("| {:-<30} | {:-<30} | {:-<10} | {:-<15} |", "", "", "", "");
+
+ storage_info.sort_by_key(|k| k.max_size);
+ storage_info.reverse();
+
+ let mut failed = 0;
+
+ for info in storage_info {
+ let pallet_name = String::from_utf8(info.pallet_name).unwrap();
+ let storage_name = String::from_utf8(info.storage_name).unwrap();
+ println!(
+ "| {:<30} | {:<30} | {:<10} | {:<15} |",
+ pallet_name,
+ storage_name,
+ format!("{:?}", info.max_values),
+ format!("{:?}", info.max_size)
+ );
+
+ if let Some(size) = info.max_size {
+ // We set the limit for storage size at 4MB
+ if size > 4 * 1024 * 1024 {
+ failed += 1;
+ }
+ }
+ }
+
+ assert!(failed == 0, "{} pallets have too big storage", failed);
+ }
 }