API testing is DONE to make sure that the basic UNITS of the software application function properly as desired. Reason why we perform API testing right from the initial stages of the product cycle to the final phase, ensuring that the product release in the market is error-free and worth every penny you invested. API testing process involves testing the methods of NET, JAVA, J2EE APIs for valid and invalid inputs, plus testing the APIs on Application servers.

API-testing targets the code-level, and can be done EVEN by TESTERS as WELL as developers.

API testing is done to make sure that the basic units of the software application function properly as desired. Reason why we perform API testing right from the initial stages of the product cycle to the final phase, ensuring that the product release in the market is error-free and worth every penny you invested. API testing process involves testing the methods of NET, JAVA, J2EE APIs for valid and invalid inputs, plus testing the APIs on Application servers.

API-testing targets the code-level, and can be done even by testers as well as developers.