Software testing is the process of evaluating the functionality of the application and checking whether the expected results match the actual results of the software. There are a lot of different ways software can be tested, varying from unit testing, integration testing, end-to-end testing, manual testing, accessibility testing, and so on.
The main purpose of testing applications is to reduce bugs. The more the application is tested, the more confidence the development/project team has about the software. It makes sure that the users write better code, which, is testable and follows a better structure. It also adds documentation for the application so that the new developers of the application can see what is being tested.
All the projects have a unique way of testing the application, and they can introduce testing at different points in the...