junit-extensions

# junit extensions

Master JUnit extensions including custom extensions, rules, and conditional test execution. This skill provides comprehensive coverage of essential concepts, patterns, and best practices for professional JUnit development.

## Overview

JUnit is a powerful tool for java development, providing robust capabilities for maintaining code quality and ensuring reliable software delivery. This skill covers the fundamental through advanced aspects of working with JUnit.

## Installation and Setup

### Basic Installation

Setting up JUnit requires proper installation and configuration in your development environment.

```bash
# Installation command specific to JUnit
# Follow official documentation for latest version
```

### Project Configuration

Create appropriate configuration files and setup for your project structure:

- Configuration file setup
- Project structure organization
- Team collaboration setup
- CI/CD integration preparation

## Core Concepts

### Fundamental Principles

Understanding the core principles of JUnit is essential for effective usage:

1. **Architecture** - How JUnit is structured and operates
2. **Configuration** - Setting up and customizing behavior
3. **Integration** - Working with other tools and frameworks
4. **Best Practices** - Industry-standard approaches

### Key Features

JUnit provides several key features that make it valuable:

- Feature 1: Core functionality
- Feature 2: Advanced capabilities  
- Feature 3: Integration options
- Feature 4: Performance optimization
- Feature 5: Extensibility

### Configuration Strategy

Proper configuration ensures JUnit works optimally:

- Environment-specific setup
- Team standards enforcement
- Performance tuning
- Error handling configuration

### Advanced Usage

For complex scenarios, JUnit offers advanced capabilities:

- Custom extensions
- Advanced patterns
- Performance optimization
- Scalability considerations

## Code Examples

### Example 1: Basic Setup

```java
// Basic