Diagnostic and Test Software

ALSO CALLED: Test Tools, Diagnostic Software, Testing Software
DEFINITION: Unit testing is a software development process in which the smallest testable parts of an application, called units, are individually and independently scrutinized for proper operation. Unit testing is often automated but it can also be done manually. This testing mode is a component of Extreme Programming (XP), a pragmatic method of software development that takes a meticulous approach to building  … 
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DIAGNOSTIC AND TEST SOFTWARE DEFINITION (continued): …  a product by means of continual testing and revision.Unit testing involves only those characteristics that are vital to the performance of the unit under test. This encourages developers to modify the source code without immediate concerns about how such changes might affect the functioning of other units or the program as a whole. Once all of the units in a program have been found to be working in the most efficient and error-free manner possible, larger components of the program can be evaluated by means of integration testing.Unit testing can be time-consuming and tedious. It demands patience … 
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