September 11, 2006

Describe bottom-up and top-down approaches in Regression Testing.

Bottom-up approach : In this approach testing is conducted from sub module to main module, if the main module is not developed a temporary program called DRIVERS is used to simulate the main module.

Top-down approach : In this approach testing is conducted from main module to sub module. if the sub module is not developed a temporary program called STUB is used for simulate the submodule.

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Blogger Unknown said...

thank you now i understood what a stub and driver is

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Thanks for explaining "stub" and "driver" in simple terms.

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Anonymous Anonymous said...

A very good definition. Clear , easy to understand and very useful.. Thanks

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Anonymous Anonymous said...

bottom up and top down approach is more apt for integration testing rather than regression, isn't it ?

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Anonymous Anonymous said...

thank you very much dude!!

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Blogger saritha said...

Bottom-up, top-to-bottom, big bang are different approaches in integration testing, Regression Testing comes in a lates stage..

isn't it?

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Blogger Thiru said...

Thanks a lot it is very clear definition...

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Blogger Unknown said...

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