add eth sign test

Author: hewigovens

package.json

@@ -3,28 +3,31 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@testing-library/jest-dom": "^5.16.4",
-    "@testing-library/react": "^13.2.0",
-    "@testing-library/user-event": "^13.5.0",
-    "@trustwallet/wallet-core": "^2.9.0",
-    "@types/jest": "^27.5.0",
-    "@types/node": "^16.11.34",
-    "@types/react": "^18.0.9",
-    "@types/react-dom": "^18.0.3",
+    "buffer": "^6.0.3",
+    "node-polyfill-webpack-plugin": "^1.1.4",
     "fs": "npm:empty-npm-package@1.0.0",
     "fs-extra": "^10.1.0",
-    "node-polyfill-webpack-plugin": "^1.1.4",
     "react": "^18.1.0",
     "react-app-rewired": "^2.2.1",
     "react-dom": "^18.1.0",
     "react-scripts": "5.0.1",
     "typescript": "^4.6.4",
     "web-vitals": "^2.1.4"
   },
+  "devDependencies": {
+    "@testing-library/jest-dom": "^5.16.4",
+    "@testing-library/react": "^13.2.0",
+    "@testing-library/user-event": "^13.5.0",
+    "@trustwallet/wallet-core": "^2.9.0",
+    "@types/jest": "^27.5.0",
+    "@types/node": "^16.11.34",
+    "@types/react": "^18.0.9",
+    "@types/react-dom": "^18.0.3"
+  },
   "scripts": {
     "start": "react-app-rewired start",
     "build": "react-app-rewired build",
-    "postinstall": "cp node_modules/@trustwallet/wallet-core/dist/lib/wallet-core.* public/static/js"
+    "postinstall": "mkdir -pv public/static/js && cp node_modules/@trustwallet/wallet-core/dist/lib/wallet-core.* public/static/js"
   },
   "eslintConfig": {
     "extends": [

scripts/test.js

@@ -1,22 +1,55 @@
 import { useState } from 'react';
+import { Buffer } from 'buffer';
 
 function App() {
   const [mnemonic, setMnemonic] = useState('')
+  const [rawTx, setRawTx] = useState('')
 
   const handleCreateWallet = () => {
-    const WalletCore = (window as any).Module;
-    const wallet = new WalletCore.HDWallet.create(128, "");
-
-    console.log(wallet.mnemonic());
+    const { HDWallet } = (window as any).Module;
+    const wallet = new HDWallet.create(128, "");
+    
     setMnemonic(wallet.mnemonic());
 
     wallet.delete();
   }
 
+  const testSignEthereumTx = () => {
+    const TW = (window as any).TW;
+    const { HexCoding, AnySigner, CoinType } = (window as any).Module;
+
+    const input = TW.Ethereum.Proto.SigningInput.create({
+      toAddress: "0x6b175474e89094c44da98b954eedeac495271d0f",
+      chainId: Buffer.from("01", "hex"),
+      nonce: Buffer.from("00", "hex"),
+      txMode: TW.Ethereum.Proto.TransactionMode.Enveloped,
+      maxInclusionFeePerGas: Buffer.from("0077359400", "hex"),
+      maxFeePerGas: Buffer.from("00b2d05e00", "hex"),
+      gasLimit: Buffer.from("0130B9", "hex"),
+      transaction: TW.Ethereum.Proto.Transaction.create({
+        erc20Transfer: TW.Ethereum.Proto.Transaction.ERC20Transfer.create({
+          to: "0x5322b34c88ed0691971bf52a7047448f0f4efc84",
+          amount: Buffer.from("1bc16d674ec80000", "hex"),
+        }),
+      }),
+      privateKey: HexCoding.decode(
+        "0x608dcb1742bb3fb7aec002074e3420e4fab7d00cced79ccdac53ed5b27138151"
+      ),
+    });
+
+    const encoded = TW.Ethereum.Proto.SigningInput.encode(input).finish();
+    const outputData = AnySigner.sign(encoded, CoinType.ethereum);
+    const output = TW.Ethereum.Proto.SigningOutput.decode(outputData);
+
+    setRawTx(HexCoding.encode(output.encoded));
+  }
+
   return (
     <div>
       <button onClick={handleCreateWallet}>Create Wallet</button>
       <div>Mnemonic: {mnemonic}</div>
+      <button onClick={testSignEthereumTx}>Signing Ethereum tx</button>
+      <div>Raw tx: {rawTx}</div>
     </div>
   );
 }

src/App.tsx

@@ -5,15 +5,13 @@ export const initWasm = () => {
       preRun: [],
       postRun: [],
       onRuntimeInitialized: () => {
-        console.info('wallet-core is ready....');
+        console.info('wallet-core wasm loaded');
         resolve();
-      },
-      totalDependencies: 0,
-      monitorRunDependencies: (t: string) => console.log('monitorRunDependencies: ', t)
+      }
     };
 
     (window as any).Module = init;
     const { TW } = require('@trustwallet/wallet-core');
-    console.log(TW.Ethereum.Proto);
+    (window as any).TW = TW;
   })
 }