Negative Vs Positive Testing





Software Application testing process totally related to quality of software. It is the process which confirms the requirement provided by client is fulfilled or not, any unexpected error or bug is showing or not. If there is any defects of but then it need to fix or completed. Generally there are tow way to test any application software:
i.                    Positive Testing
ii.                  Negative Testing

Definition or What is Positive Testing:
Testing which performs with positive input is called positive testing. In this testing Test engineer will use only positive or legal input.
Bugs or issue reported in positive testing is already in high and urgent priority. These bugs need to fix on priority basis.
If application software is ok and working fine with positive or valid input data as input, it means application pass the positive testing.

Example of Positive Testing: There is a form in banking application which have the Text field to input the data. There is also written that ‘Enter only Numerical Character’, now if testing pass with numbers then we can say that application has pass the Positive Testing.

Example of Positive Testing
Example of Positive Testing

Definition or what is Negative Testing: Same as it is as Positive testing but different only that here user or test engineer will use wrong or invalid input.
Bug found in Negative testing is based on client requirement and these can be ignore or can be fix
Example of Negative Testing if Test Engineer will use the Alphabetic character instead of numbers in required field the it will called Negative Testing.

Example of Negative Testing
Example of Negative Testing

So conclusion as per both definitions is following:
i.                    Input Record data
ii.                  Which action need to be performed
iii.                Result of Output

What are the testing techniques which are used in positive and negative testing?

i.                    Equivalence Partitioning
ii.                  Boundary Value Analysis

Definition or What is Positive Testing, Negative testing, testing techniques used in positive and negative testing, real world scenarios and example for negative and positive testing, difference between positive and negative testing


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