Rest Assured
Rest Assured is a Java library for testing RESTful APIs. It provides a fluent API that makes writing API tests in Java more concise and readable.

Pros

Powerful Java API: Offers a rich set of features for API testing, including request building, response validation, and mocking. 

Concise syntax: The fluent API makes tests easy to write and understand. 

Integration with testing frameworks: Works well with JUnit and TestNG. 

Customization: Highly customizable to fit various testing needs. 

Performance optimization: Can be optimized for performance by using advanced techniques.

Cons

Requires Java knowledge: Requires basic Java programming skills to use effectively. 

Steeper learning curve: Compared to Postman, it might take longer to learn and master. 

Less user-friendly interface: Lacks a visual interface like Postman. 

 

Benefits

  • Ideal for developers with Java experience

  • Suitable for complex API testing scenarios

  • Can be integrated seamlessly with Java-based projects