Add test case for serialized tx parsing

babel.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+    presets: [
+        ['@babel/preset-env', {targets: {node: 'current'}}],
+        '@babel/preset-typescript'
+    ],
+  };

jest-config.json

@@ -0,0 +1,8 @@
+{
+    "transform": {
+      "^.+\\.(t|j)sx?$": "ts-jest"
+    },
+    "testRegex": "(/tests/.*|(\\.|/)(test|spec))\\.[jt]sx?$",
+    "moduleFileExtensions": [ "ts", "tsx", "js", "jsx", "json", "node" ],
+    "collectCoverage": true
+  }

package.json

@@ -23,8 +23,14 @@
   },
   "dependencies": {},
   "devDependencies": {
+    "@babel/core": "^7.15.8",
+    "@babel/preset-env": "^7.15.8",
+    "@babel/preset-typescript": "^7.15.0",
+    "@types/jest": "^27.0.2",
     "@types/node": "^14.14.10",
+    "babel-jest": "^27.3.1",
     "ethers": "^5.0.23",
+    "jest": "^27.3.1",
     "typescript": "^4.1.2"
   },
   "peerDependencies": {

src/lib/transactions.test.ts

@@ -0,0 +1,20 @@
+import { CeloProvider, CeloWallet, parseCeloTransaction } from "..";
+import { randomBytes } from "crypto";
+
+it('parse/serializeTransaction', async () => {
+  const pKey = randomBytes(32)
+  const provider = new CeloProvider('https://forno.celo.org')
+  const wallet = new CeloWallet(pKey, provider)
+  const from = await wallet.getAddress()
+  const tx = {
+    to: "0xf93525b95856fe1f1ccd37420ba4ef5dd060d408",
+    gasLimit: 976258,
+    gasPrice: 101100000,
+    data: "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",
+    nonce: 249055,
+  }
+
+  const signedTx = await wallet.signTransaction(tx)
+  const parsedTx = parseCeloTransaction(signedTx)
+  expect(parsedTx.from).toEqual(from)
+});

tsconfig.json

@@ -38,7 +38,7 @@
     // "emitDecoratorMetadata": true /* Enables experimental support for emitting type metadata for decorators. */,
 
     "lib": ["es2017", "DOM"],
-    "types": ["node"],
+    "types": ["node", "jest"],
     "typeRoots": ["node_modules/@types", "src/types"]
   },
   "include": ["src/**/*.ts"],