O'Reilly logo

Java EE Development with Eclipse - Second Edition by Ram Kulkarni

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Calculating test coverage

Unit tests tell you if your application code behaves as expected. Unit tests are important to maintain code quality and catch errors early in the development cycle. However, this goal is at risk if you do not write enough unit tests to test your application code or if you have not tested all possible input conditions in the test cases and the exception paths. To measure the quality and adequacy of your test cases, you need to calculate the coverage of your test cases. In simple terms, coverage tells you what percentage of your application code was touched by running your unit tests. There are different measures to calculate coverage:

  • Number of lines covered
  • Number of branches (created using the if, else, elseif, switch ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required