What is code coverage in unit testing?

What is code coverage in unit testing?

Code coverage (or test coverage) shows which lines of the code were (or were not) being executed by the tests. It is also a metric which helps you to find out the percentage of your covered (executed) code by the tests. (It tells you nothing about the quality of your software or how good your tests are.)

Is test coverage a good metric?

Criticism Of Code Coverage Many software testing experts argue that code coverage is not a good metric for software testing teams, even though it is often used to measure team performance. That’s not to say coverage doesn’t have its uses—as Martin Fowler points out, it is a good way to identify untested code.

What is your test coverage?

Test coverage is defined as a technique which determines whether our test cases are actually covering the application code and how much code is exercised when we run those test cases. If there are 10 requirements and 100 tests created and if 90 tests are executed then test coverage is 90%.

How to get code coverage of an application?

I have to get the code coverage of a application while business test are executed from a different code base. I use: Maven as my build Jbehave as my testing framework. The test are written in java. My application is a set of war files deployed on tomcat. The application code base is separate from test code base.

Why might JaCoCo be showing a code coverage of 0?

– Stack Overflow Why might Jacoco be showing a code coverage of 0? org.apache.maven.plugins maven-surefire-plugin 2.18

How to get Java JaCoCo test coverage report?

My application is a set of war files deployed on tomcat. The application code base is separate from test code base. In getting the coverage I followed the below steps. 1 Compile the test code using maven. 2 Copy application classes from the place it was build ($ {app.code.dir}/target/classes) to $ {test.code.dir}/target/classes