11. Code Coverage

Code Coverage

At some point you want to review which parts of your application are tested well and which are not. Just for this case the CodeCoverage is used. When you execute your tests to collect coverage report, you will receive statistics of all classes, methods, and lines triggered by these tests. The ratio between all lines in script and all touched lines is a main coverage criterion. In the ideal world you should get 100% code coverage, but in reality 80% is really enough. Because even 100% code coverage rate doesn’t save you from fatal errors and crashes.

*To collect coverage information xdebug is required**.

Coverage data can be collected manually for both local and remote tests. Remot