Branch Coverage
Definition
A white-box test coverage metric that measures the percentage of branches (decision outcomes) exercised by a test suite. Achieving 100% branch coverage means every possible path from each decision point has been tested at least once.
Related Terms
A white-box coverage metric that measures the percentage of executable code statements that have been exercised by a test suite. It is the weakest form of structural coverage but provides a useful baseline.
Decision CoverageA coverage metric that measures whether each possible outcome of every decision point in the code has been tested. It is equivalent to branch coverage and subsumes statement coverage.
White-Box TestingA testing technique where the internal structure, code, and logic of the system are used to design test cases. It aims to exercise specific code paths, branches, and conditions to verify internal operations.
Practice Chapter 4: Test Analysis and Design
Test your understanding of branch coverage and other concepts from this chapter.
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