Why Functional testing?
What is functional testing? Functional testing is the process of testing the software to ensure that it performs its intended function without any errors or defects. This type of testing is critical because it verifies that the software meets the functional requirements specified by the customer. Functional testing involves various techniques, including black-box testing, white-box testing, and grey-box testing, and it can be performed manually or using automated testing tools. What are the various types? - Unit Testing - Integration Testing - Smoke Testing - Sanity Testing - Regression Testing - User Acceptance Testing The common types of Functional testing are defined below: Unit testing should start at the very beginning to assure that each block of code/unit performs its intended manipulation of inputs into desired outputs for the next module. Tests an individual unit/component of the software to validate that each unit performs as designed. Takes