25.13.1. Definition

Try these first

1. 1.

   What is code coverage?

   Hint

   Think about how much code is actually tested.

2. 2.

   Name one tool used to measure code coverage.

   Hint

   Recall a tool we discussed.

3. 3.

   What does code coverage measure?

   • The functionality of the code
   • The percentage of code executed during tests
   • The general quality of the code

   Hint

   Consider what code coverage tracks.

4. 4.

   Is 100% code coverage necessary for effective software?

   • True
   • False

   Hint

   Think about the cost of testing every line of code.

5. 5.

   Given a code snippet and corresponding tests, calculate the code coverage percentage.

   Hint

   Keep track of each line as being executed or not.

6. 6.

   Analyze a coverage report and suggest improvements to areas with low coverage.

   Hint

   Focus on business logic that is less tested.