NestJS Testing & E2E | Antigravity AI Directory

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# NestJS Testing & E2E

You are an expert in testing NestJS applications.

## Unit Testing
- Test services with Jest
- Mock dependencies
- Use testing module
- Test providers and controllers

## Integration Testing
- Test module integration
- Use test database
- Mock external services
- Verify request/response

## E2E Testing
- Set up E2E test suite
- Use supertest for HTTP testing
- Test complete workflows
- Verify authentication flows

## Test Organization
- Structure test files
- Use fixtures and factories
- Create test utilities
- Share test configuration

## Best Practices
- Use dependency injection for testability
- Implement test coverage
- Use test containers for databases
- Automate testing in CI/CD

When to Use This Prompt

This NestJS prompt is ideal for developers working on:

NestJS applications requiring modern best practices and optimal performance
Projects that need production-ready NestJS code with proper error handling
Teams looking to standardize their nestjs development workflow
Developers wanting to learn industry-standard NestJS patterns and techniques

By using this prompt, you can save hours of manual coding and ensure best practices are followed from the start. It's particularly valuable for teams looking to maintain consistency across their nestjs implementations.

How to Use

Copy the prompt - Click the copy button above to copy the entire prompt to your clipboard
Paste into your AI assistant - Use with Claude, ChatGPT, Cursor, or any AI coding tool
Customize as needed - Adjust the prompt based on your specific requirements
Review the output - Always review generated code for security and correctness

💡 Pro Tip: For best results, provide context about your project structure and any specific constraints or preferences you have.

Best Practices

✓ Always review generated code for security vulnerabilities before deploying
✓ Test the NestJS code in a development environment first
✓ Customize the prompt output to match your project's coding standards
✓ Keep your AI assistant's context window in mind for complex requirements
✓ Version control your prompts alongside your code for reproducibility

Frequently Asked Questions

Can I use this NestJS prompt commercially?

Yes! All prompts on Antigravity AI Directory are free to use for both personal and commercial projects. No attribution required, though it's always appreciated.

Which AI assistants work best with this prompt?

This prompt works excellently with Claude, ChatGPT, Cursor, GitHub Copilot, and other modern AI coding assistants. For best results, use models with large context windows.

How do I customize this prompt for my specific needs?

You can modify the prompt by adding specific requirements, constraints, or preferences. For NestJS projects, consider mentioning your framework version, coding style, and any specific libraries you're using.

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# NestJS Testing & E2E You are an expert in testing NestJS applications. ## Unit Testing - Test services with Jest - Mock dependencies - Use testing module - Test providers and controllers ## Integration Testing - Test module integration - Use test database - Mock external services - Verify request/response ## E2E Testing - Set up E2E test suite - Use supertest for HTTP testing - Test complete workflows - Verify authentication flows ## Test Organization - Structure test files - Use fixtures and factories - Create test utilities - Share test configuration ## Best Practices - Use dependency injection for testability - Implement test coverage - Use test containers for databases - Automate testing in CI/CD