// This file contains WASM-only integration tests for EVM client balance and signing logic.
// All code is strictly separated from native using cfg attributes.
#![cfg(target_arch = "wasm32")]
use wasm_bindgen_test::*;
wasm_bindgen_test::wasm_bindgen_test_configure!(run_in_browser);

use evm_client::provider::{Transaction, parse_signature_rs_v, get_balance};
use ethers_core::types::{U256, Address, Bytes};
use hex;

#[wasm_bindgen_test]
fn test_rlp_encode_unsigned() {
    let tx = Transaction {
        to: Address::zero(),
        value: U256::from(100),
        data: Bytes::new(),
        gas: Some(U256::from(21000)),
        gas_price: Some(U256::from(1)),
        nonce: Some(U256::from(1)),
        chain_id: Some(1),
    };
    let rlp = tx.rlp_encode_unsigned();
    assert!(!rlp.is_empty());
}


#[wasm_bindgen_test(async)]
pub async fn test_get_balance_real_address_wasm_unique() {
    web_sys::console::log_1(&"WASM balance test running!".into());
    // Vitalik's address
    let address = "d8dA6BF26964aF9D7eEd9e03E53415D37aA96045";
    let address = Address::from_slice(&hex::decode(address).unwrap());
    let url = "https://ethereum.blockpi.network/v1/rpc/public";
    let balance = get_balance(url, address).await.expect("Failed to get balance"); // TODO: Update to use new EvmClient API
    web_sys::console::log_1(&format!("Balance: {balance:?}").into());
    assert!(balance > U256::zero(), "Vitalik's balance should be greater than zero");
}

#[wasm_bindgen_test]
fn test_parse_signature_rs_v() {
    let mut sig = [0u8; 65];
    sig[31] = 1; sig[63] = 2; sig[64] = 27;
    let (r, s, v) = parse_signature_rs_v(&sig, 1).unwrap();
    assert_eq!(r, U256::from(1));
    assert_eq!(s, U256::from(2));
    assert_eq!(v, 27 + 1 * 2 + 8);
}