What is cobertura maven plugin used for?

Cobertura is a free Java tool that calculates the percentage of code accessed by tests. It can be used to identify which parts of your Java program are lacking test coverage.

Does SonarQube use JaCoCo?

SonarQube is used in integration with JaCoCo, a free code coverage library for Java.

What is difference between JaCoCo and SonarQube?

JaCoCo: A code coverage library for Java. It is a free code coverage library for Java, which has been created based on the lessons learned from using and integration existing libraries for many years; SonarQube: Continuous Code Quality. SonarQube is an open source tool with 3.88K GitHub stars and 1.09K GitHub forks.

What is cobertura report?

Simply put, Cobertura is a reporting tool that calculates test coverage for a codebase – the percentage of branches/lines accessed by unit tests in a Java project.

What is JaCoCo used for?

JaCoCo is an open source toolkit for measuring code coverage in a code base and reporting it through visual reports. It is quite popular among the variety of code coverage frameworks out there.

How do I use cobertura plugin?

Configuring the Cobertura Plugin

1. Install the cobertura plugin (via Manage Jenkins -> Manage Plugins)
2. Configure your project’s build script to generate cobertura XML reports (See below for examples with Ant and Maven2)
3. Enable the “Publish Cobertura Coverage Report” publisher.
4. Specify the directory where the coverage.

What is jacoco used for?

What is JaCoCo and cobertura?

cobertura and emma run an offline analysis and use a class loader whereas jacoco has its own java agent for analysis code. this configuration allows jacoco to be very flexible, possible integrated with many other tools and frameworks and can be used with any language in a jvm environment.

What does yellow mean in JaCoCo?

The general color coding scheme that JaCoCo follows is the following: Green – fully covered lines. Yellow – party covered lines (some instructions or branches missed)

How do you use JaCoCo in eclipse?

1. Eclipse Create Maven Java Project. 1.1 In Eclipse create a Maven project File->New->Project->Maven Project , Select create a simple project and click on next. 1.2 Enter groupId & artifactId as shown in below screen and click on finish.
2. Project Structure. The project has the following components.
3. pom.xml.

How does maven run cobertura?

1. Cobertura Code Coverage Report. Do nothing, just type the following Maven command to download and run the maven-cobertura-plugin automatically. Maven will generate the Cobertura code coverage report at ${project}/target/site/cobertura/index.

Why do you need Mojo Maven plugin for Cobertura?

The report generated by this plugin is the result of executing the Cobertura tool against your compiled classes to help you determine how well the unit testing and integration testing efforts have been, and can then be used to identify which parts of your Java program are lacking test coverage.

How to use JaCoCo with JUnit and Maven?

The steps necessary to use JaCoCo are very simple. First you need to add few unit tests to an existing project if there are none. In our simple project we have following Rectangle class: and few tests for this class which should cover all possible cases: import static org.junit.Assert.*; The next step is to add jacoco-maven-plugin to our POM:

How to measure code coverage in JaCoCo plugin?

The next step is to add jacoco-maven-plugin to our POM: This will trigger the measurement of code coverage every time unit tests are run. The results will be saved by default into target/jacoco.exec binary file. Manually reading the binary file is almost impossible so it is better to convert it to a more user-friendly version using command:

What can Maven and JUnit do for code coverage?

Currently it supports instruction, branch, line, method and class coverage which is pretty anything you can expect from this kind of tool. Additionally, it can measure and report cyclomatic complexity for methods and summarize the complexity for classes and packages.