chore: test config | test: truncate wallet example (#13)

jest.config.ts

@@ -0,0 +1,16 @@
+import type { Config } from 'jest';
+import nextJest from 'next/jest.js';
+
+const createJestConfig = nextJest({
+  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
+  dir: './',
+});
+
+// Add any custom config to be passed to Jest
+const config: Config = {
+  coverageProvider: 'v8',
+  testEnvironment: 'jsdom',
+};
+
+// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
+export default createJestConfig(config);

package.json

@@ -22,7 +22,9 @@
     "prepare": "husky install && wonderland-crypto-husky-checks install",
     "cypress:open": "cypress open",
     "cypress:run": "cypress run",
-    "test": "pnpm cypress:run"
+    "test:e2e": "pnpm cypress run",
+    "test:unit": "jest",
+    "test": "pnpm run test:unit && pnpm run test:e2e"
   },
   "lint-staged": {
     "src/**/*.{js,jsx,ts,tsx}": "eslint --cache --fix",
@@ -48,10 +50,13 @@
   },
   "devDependencies": {
     "@defi-wonderland/crypto-husky-checks": "1.3.0",
+    "@jest/globals": "29.7.0",
     "@testing-library/jest-dom": "6.1.2",
     "@testing-library/react": "14.2.1",
     "@testing-library/user-event": "14.4.3",
+    "@types/jest": "29.5.12",
     "@types/lodash.merge": "4.6.7",
+    "@types/node": "20.12.13",
     "@types/react": "18.2.15",
     "@types/react-dom": "18.2.7",
     "@typescript-eslint/eslint-plugin": "6.0.0",
@@ -66,10 +71,14 @@
     "eslint-plugin-react-hooks": "4.6.0",
     "eslint-plugin-react-refresh": "0.4.3",
     "husky": "8.0.3",
+    "jest": "29.7.0",
+    "jest-environment-jsdom": "29.7.0",
     "jsdom": "24.0.0",
     "lodash.merge": "4.6.2",
     "prettier": "3.0.3",
     "styled-components": "6.0.7",
+    "ts-jest": "29.1.4",
+    "ts-node": "10.9.2",
     "typescript": "5.4.2"
   }
 }