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INTEGRATION TESTING

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Integration Testing

In Integration testing, software modules are combined and tested as a group. Integration testing is done after unit testing in order to identify interfacing issues between modules.

Benefits
Integration testing improves the quality of the code
It allows the programmer to refactor code or upgrade system libraries
Integration testing reduces defects in the newly developed features or reduces bugs when changing the existing functionality
Integration testing helps reduce the cost of bug fixes
Integration testing provides documentation of the system
Why Integration Testing?

Integration testing, especially test driven development, is a design or implementation activity, not a testing activity.

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