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Topic: White-Box Testing Techniques |
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tanushree
Senior Member Joined: 04Apr2007 Online Status: Offline Posts: 2160 |
Topic: White-Box Testing Techniques Posted: 01Aug2007 at 6:38am |
White-Box Testing Techniques 1) Control Flow Statement Coverage: To write test cases such that every statement is executed at least once, it is a weak criteria, it will not test the validity of logical operators Decision (Branch) Coverage: Decision Coverage (also called Branch Coverage) states that test cases must be written such that each decision has a True and False outcome at least once, Decision Coverage emphasizes that each branch direction must be executed at least once, It usually satisfies Statement Coverage Condition Coverage: Condition Coverage technique states that test cases must be written such that every condition in a decision takes all possible outcomes at least once, Condition Coverage technique may not cover all decision outcomes Decision/Condition Coverage: Decision/Condition coverage technique states that each condition should take on all possible outcomes at least once and each decision must take on all possible outcomes at least once Multiple Condition Coverage: Multiple Condition coverage technique states that test cases must be written such that all possible combinations of conditions in each decision are taken at least once Loop Coverage: Loop coverage technique states that test cases must be written to test the loop counters 2) Data Flow All Definitions All Predicates Uses All Computation Uses All P-uses/some C-uses All Uses Walkthrough - Main purpose: understanding
Review - Main purpose: decision-making
Inspection - Main purpose: find defects
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