What Is Test Case Design? Test Conditions, Test Cases, Coverage Goals and Families of Techniques
Test case design means deriving test cases from the requirement rather than by intuition: a chain from test basis to test condition, coverage item, test case and test data. On Bookstore's institutional order rule, five green tests exercising one scenario missed two bugs; eight tests derived from the rule caught both. Black-box, white-box and experience-based techniques and collaboration-based approaches per ISTQB CTFL v4.0.1.
15 Nov 2026
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13 min
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