What is Negative Testing
https://www.youtube.com/watch?v=9isF5oZP_hA From the software testers point of view it is very important to verify that the software performs its basic functions as per the requirements, but it is equally important to verify that the software is able to gracefully handle any abnormal situations or invalid data input which helps to determine stability of the software. Negative Testing is performed to find the situation where there is possibility of software to crash. Last thing you want to see is software crashing at end user hand. so Negative testing plays an important role in testing software. It is a negative approach, where testers try to design test cases to find the negative aspects of the application and validating against invalid input. Example: Phone number: User can enter alpha numeric characters in phone number field. so system should display error message like " Phone number should be numeric" Another example can be : Age: User can enter negative numbers or alphan...