@react-lib-tech/universal-test-cases-gen

🚀 A universal test case generator for Node.js, React, Angular, Vue, and NestJS.
Supports Jest, Mocha, and Vitest.
Works as both a CLI tool and a library.

👉 View on npm

✨ Features

• 🔎 Scans your project folder automatically
• 🧪 Generates test stubs for:
  • Node.js functions/classes
  • React components
  • Angular/Vue/NestJS (basic scaffolds)
• 📦 Test framework support:
  • Jest
  • Mocha + Chai
  • Vitest
• 📂 Writes .test.ts files into __tests__/ (or custom folder)
• 📊 Optional JSON report output

📦 Installation

Global (CLI tool)

npm install -g @react-lib-tech/universal-test-cases-gen

Local (as dev dependency)

npm install --save-dev @react-lib-tech/universal-test-cases-gen

🚀 Usage (CLI)

universal-test-cases-gen --root ./src --framework react --testFramework jest --output __tests__ --reportJson

Options:

• --root → project root folder to scan (default: ./src)
• --framework → node | react | angular | vue | nestjs
• --testFramework → jest | mocha | vitest
• --output → output folder for test files (default: __tests__)
• --reportJson → if provided, outputs a JSON report

📖 Usage (Library)

import { generateTests, TestGenConfig } from "@react-lib-tech/universal-test-cases-gen";

const config: TestGenConfig = {
  rootFolder: "./src",
  framework: "react",
  testFramework: "jest",
  output: "__tests__",
  reportJson: true
};

(async () => {
  const report = await generateTests(config);
  console.log("📑 Test Report:", report);
})();

📂 Example Output

[
  {
    "file": "src/components/Button.tsx",
    "exports": ["Button"]
  },
  {
    "file": "src/utils/math.ts",
    "exports": ["add", "subtract"]
  }
]

📜 License

MIT © 2025 – @react-lib-tech/universal-test-cases-gen