We continue our comparison of TDD and DDT techniques in this chapter, with a straightforward “Hello world!” example (actually a system login) performed using the TDD approach. Logging in seems strangely apt for a “Hello world!” example, as (a) it’s a simple concept and exists in virtually every serious IT application, and (b) it’s the system saying “Hello” to the user (and the user saying “Hello” back).
KeywordsUnit Test Sequence Diagram Acceptance Test Product Code Test Code
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