All About API Testing PDF

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API testing is a type of software testing that focuses on the verification and validation of Application Programming Interfaces (APIs). APIs are used to define the interactions between different software components and allow them to communicate with each other.

API testing is important because it ensures that the API functions as expected, provides accurate data, and performs its tasks as intended. Testing can also help identify errors or issues early on in the development process, reducing the risk of bugs in the final product.

There are several types of API testing, including:

  1. Functional testing: This type of testing checks whether the API performs its intended functions correctly, such as retrieving data, updating records, or performing calculations.
  2. Performance testing: This testing checks the API’s performance in terms of speed, scalability, and stability. It can include load testing, stress testing, and endurance testing.
  3. Security testing: This testing checks the API’s security features, such as authentication and access control, to ensure that they are working correctly and protecting against unauthorized access.
  4. Usability testing: This testing evaluates the API’s user interface and user experience to ensure that it is easy to use and understand.

API testing can be done manually or automated using specialized tools. Automated testing is generally faster and more efficient, allowing for more comprehensive testing and faster feedback.

Some popular API testing tools include Postman, SoapUI, and Swagger. These tools provide a user-friendly interface for creating, executing, and analyzing API tests.

In summary, API testing is an essential part of software development that helps ensure the quality and functionality of APIs. There are several types of API testing, and it can be done manually or automated using specialized tools.

File name : ALL-about-API-Testing.pdf


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