update CRO contract for testnet

ethereum/contracts/dev-contracts/CronosTestnet.sol

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: Apache-2.0
+
+pragma solidity 0.8.20;
+
+import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+import "@openzeppelin/contracts/access/Ownable.sol";
+
+contract CronosTestnet is ERC20, Ownable {
+    uint8 private _decimals = 18;
+
+    constructor() ERC20("Cronos Testnet", "TCRO"){
+    }
+
+    function mint(address dest, uint wad) public onlyOwner returns (bool) {
+        _mint(dest, wad);
+        return true;
+    }
+
+    function decimals() public view override returns (uint8) {
+        return _decimals;
+    }
+}

ethereum/scripts/deploy-erc20.ts

@@ -29,8 +29,8 @@
   token.implementation = token.implementation || DEFAULT_ERC20;
   const tokenFactory = await hardhat.ethers.getContractFactory(token.implementation, wallet);
   let args = token.implementation !== "WETH9" ? [token.name, token.symbol, token.decimals] : [];
-  if (token.implementation == "Cronos") {
-     args = [wallet.address];
+  if (token.implementation == "CronosTestnet") {
+     args = [];
   }
   const erc20 = await tokenFactory.deploy(...args, { gasLimit: 5000000 });
   await erc20.deployTransaction.wait();

ethereum/scripts/initialize-bridges.ts

@@ -13,7 +13,7 @@
 
 import * as fs from "fs";
 import * as path from "path";
-import { Cronos, CronosFactory } from '../typechain';
+import { CronosTestnet, CronosTestnetFactory } from '../typechain';
 
 const provider = web3Provider();
 const testConfigPath = path.join(process.env.ZKSYNC_HOME as string, "etc/test_config/constant");
@@ -52,8 +52,8 @@
 const L2_ERC20_BRIDGE_INTERFACE = readInterface(l2BridgeArtifactsPath, "L2ERC20Bridge");
 const DEPLOY_L2_BRIDGE_COUNTERPART_GAS_LIMIT = getNumberFromEnv("CONTRACTS_DEPLOY_L2_BRIDGE_COUNTERPART_GAS_LIMIT");
 
 
-async function approveSpendingGasToken(cro: Cronos, wallet: Wallet, spender: string, amount: ethers.BigNumber) {
+async function approveSpendingGasToken(cro: CronosTestnet, wallet: Wallet, spender: string, amount: ethers.BigNumber) {
     cro = cro.connect(wallet);
     const approveTx = await cro.approve(spender, amount, {
         gasLimit: 210000,
@@ -102,7 +102,7 @@
       const croTokenAddress = deployer.addresses.CroToken;
       console.log(croTokenAddress);
 
-      let cro = CronosFactory.connect(croTokenAddress, deploy2Wallet)
+      let cro = CronosTestnetFactory.connect(croTokenAddress, deploy2Wallet)
       // mint for deployer wallet
       const tx = await cro.mint(deployWallet.address, ethers.utils.parseEther('10000000000'), {
           gasLimit: 210000,

ethereum/scripts/verify.ts

@@ -48,9 +48,7 @@ async function main() {
         process.env.MNEMONIC ? process.env.MNEMONIC : ethTestConfig.mnemonic,
         "m/44'/60'/0'/0/1"
     ).connect(provider);
-    const cro = verifyPromise(addresses.CroToken, [
-        deployWallet.address
-    ]);
+    const cro = verifyPromise(addresses.CroToken);
     promises.push(cro);
 
   // TODO: Restore after switching to hardhat tasks (SMA-1711).
@@ -72,6 +70,7 @@ async function main() {
 
   // Bridges
   const promise = verifyPromise(addresses.Bridges.ERC20BridgeImplementation, [
+    addresses.CroToken,
     addresses.ZkSync.DiamondProxy,
     addresses.AllowList,
   ]);

ethereum/src.ts/deploy.ts

@@ -60,7 +60,7 @@ export interface DeployerConfig {
 
 export function deployedAddressesFromEnv(): DeployedAddresses {
     const tokens = getTokens(process.env.CHAIN_ETH_NETWORK || "localhost");
-    const croToken = tokens.find((token: { symbol: string }) => token.symbol == "CRO")!.address;
+    const croToken = tokens.find((token: { symbol: string }) => token.symbol == "TCRO")!.address;
   return {
     ZkSync: {
       MailboxFacet: getAddressFromEnv("CONTRACTS_MAILBOX_FACET_ADDR"),