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• shows a percentage of a source code covered by unit tests;

• shows quality of application;

• shows quality of testing;

• shows how the project is ready for implementation of CI/CD;

• shows if the projects meets the industry quality standards;

• highlights the risk of bugs being detected at a later stage of development;

• helps to understand how much of your source is tested;

• shows the quality of test suite.

TOP-5 problems metric identifies 

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RAG thresholds: Red <= 40%, Amber > 40%, Green > 80 %.Unit Test Coverage for a New Code, % calculation is Identical to Unit Test Coverage but restricted to new/updated source code.

Data source

Data for the metric can be collected from Sonar.