Code Coverage

What is Code Coverage?

Code Coverage is a metric used in software testing to measure the extent to which source code is executed during testing. It indicates how much of the code has been exercised by the tests.

Purpose of Code Coverage

The main purpose of Code Coverage is to assess the thoroughness of testing efforts. It helps developers identify areas of code that have not been adequately tested, ensuring more comprehensive testing and reducing the risk of undetected bugs.

How Does it Work?

In Code Coverage, tests are designed to execute different parts of the codebase. The metric is calculated as a percentage, representing the ratio of code lines executed during testing to the total number of lines in the code.

Benefits

Code Coverage provides insights into the effectiveness of test suites by highlighting gaps in test coverage. It promotes higher software quality, as thorough testing reduces the likelihood of defects slipping into production.

Conclusion

Code Coverage is an essential tool in software development, improving code reliability and helping teams deliver more robust and stable software products.