June 2018
Intermediate to advanced
596 pages
12h 39m
English
Unit tests tell you whether 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: