fix: fix tests and add Makefile

evm_client/tests/wasm.rs

@@ -34,6 +34,39 @@ pub async fn test_get_balance_real_address_wasm_unique() {
     assert!(balance > U256::zero(), "Vitalik's balance should be greater than zero");
 }
 
+#[wasm_bindgen_test(async)]
+pub async fn test_vault_sessionmanager_balance_for_new_keypair_wasm() {
+    use vault::{SessionManager, KeyType};
+    use ethers_core::types::Address;
+    use evm_client::provider::get_balance;
+    use alloy_primitives::keccak256;
+    web_sys::console::log_1(&"WASM vault-session balance test running!".into());
+    let store = kvstore::wasm::WasmStore::open("test-db").await.expect("open");
+    let mut vault = vault::Vault::new(store);
+    let keyspace = "testspace-wasm";
+    let password = b"testpass";
+    // 1. Create keyspace
+    vault.create_keyspace(keyspace, password, None).await.expect("create keyspace");
+    // 2. Add secp256k1 keypair
+    let key_id = vault.add_keypair(keyspace, password, Some(KeyType::Secp256k1), None).await.expect("add keypair");
+    // 3. Create SessionManager and unlock keyspace
+    let mut session = SessionManager::new(vault);
+    session.unlock_keyspace(keyspace, password).await.expect("unlock keyspace");
+    session.select_keyspace(keyspace).expect("select keyspace");
+    session.select_keypair(&key_id).expect("select keypair");
+    let kp = session.current_keypair().expect("current keypair");
+    // 4. Derive Ethereum address from public key
+    let pubkey = &kp.public_key;
+    let pubkey = if pubkey.len() == 65 && pubkey[0] == 0x04 { &pubkey[1..] } else { pubkey.as_slice() };
+    let hash = keccak256(pubkey);
+    let address = Address::from_slice(&hash[12..]);
+    // 5. Query balance
+    let url = "https://ethereum.blockpi.network/v1/rpc/public";
+    let balance = get_balance(url, address).await.expect("Failed to get balance");
+    web_sys::console::log_1(&format!("Balance: {balance:?}").into());
+    assert_eq!(balance, ethers_core::types::U256::zero(), "New keypair should have zero balance");
+}
+
 #[wasm_bindgen_test]
 fn test_parse_signature_rs_v() {
     let mut sig = [0u8; 65];