chore: add funding checks for debugging

Author: jackpooleyml

packages/sdk-platforms/rust/zksync-sso-erc4337/crates/zksync-sso-erc4337-core/src/erc4337/account/modular_smart_account/deploy/user_op.rs

@@ -134,7 +134,10 @@ mod tests {
             start_node_and_deploy_contracts_and_start_bundler_with_config,
         },
     };
-    use alloy::primitives::{U256, address};
+    use alloy::{
+        primitives::{U256, address},
+        providers::WalletProvider,
+    };
 
     #[tokio::test]
     // #[ignore = "temporarily disabled"]
@@ -152,6 +155,13 @@ mod tests {
         )
         .await?;
 
+        let signer_address = provider.default_signer_address();
+        let signer_balance = provider.get_balance(signer_address).await?;
+        eyre::ensure!(
+            signer_balance > U256::ZERO,
+            "Signer wallet not funded: {signer_address} (balance {signer_balance})"
+        );
+
         let entry_point_address =
             address!("0x4337084D9E255Ff0702461CF8895CE9E3b5Ff108");
 

packages/sdk-platforms/rust/zksync-sso-erc4337/crates/zksync-sso-zksyncos-node/src/instance/setup.rs

@@ -47,6 +47,11 @@ pub(crate) fn setup_zksync_os(
             if balance < FUND_AMOUNT_WEI {
                 fund_wallet_balance(l2_rpc_url, &address, print_logs)?;
             }
+            let new_balance = rpc_get_balance(l2_rpc_url, &address)?;
+            eyre::ensure!(
+                new_balance >= FUND_AMOUNT_WEI,
+                "failed to fund {address}: balance {new_balance} below {FUND_AMOUNT_WEI}"
+            );
         }
     }