Junit 5 Maven Example

In this Junit 5 maven article we will see how to configure Junit 5 in your Maven projects and how to run over maven commands and from your IDE like eclipse or STS (Spring tool suite).

Technologies used :

Junit 5.5.2
Maven 3
Java 8
Spring Tool Suite 3.9.8

Maven project

Here is the simple maven project structure to demonstrate Junit 5 and Maven configuration.

Junit 5 + Maven

Add junit-jupiter-engine maven dependency and maven-surefire-plugin maven plugin to maven pom.xml. Your pom.xml looks like below.

junit-jupiter-engine an api to create Junit 5 test cases.

Copy to Clipboard

<groupId>com.javabydeveloper</groupId>
	<artifactId>Junit5-maven-example</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<packaging>jar</packaging>

<name>Junit5-maven-example</name>
	<url>https://javabydeveloper.com</url>

<java.version>1.8</java.version>

<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
	</properties>

<dependencies>
		<dependency>
			<groupId>org.junit.jupiter</groupId>
			<artifactId>junit-jupiter-engine</artifactId>
			<version>${junit.jupiter.version}</version>
			<scope>test</scope>
		</dependency>
	</dependencies>

<build>
		<plugins>
		   
			<plugin>
				<artifactId>maven-surefire-plugin</artifactId>
				<version>${maven-surefire-plugin.version}</version>
			</plugin>
			
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-compiler-plugin</artifactId>
				<version>3.8.1</version>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
				</configuration>
			</plugin>
		</plugins>
	</build>

</project>

A simple MathUtil.java

A simple MathUtil.java class with basic methods to calculate math functions.

Copy to Clipboard

A simple Junit 5 test case

Copy to Clipboard

Run your Junit 5 test in IDE

In your IDE, right click on your Junit 5 test case, go Run As and select Junit Test. Yoor test case execution will be started.

Junit 5 test case execution results in IDE:

Run Junit 5 test using maven command

Run mvn test maven command, the Maven Surefire Plugin will scan and run all the Juint 5 test cases and you see the test cases execution results in console.

Console output:

Copy to Clipboard

Junit 5 Maven Example

Junit 5 Maven Example

Maven project

Junit 5 + Maven

A simple MathUtil.java

A simple Junit 5 test case

Run your Junit 5 test in IDE

Junit 5 test case execution results in IDE:

Run Junit 5 test using maven command

Console output:

Leave A Comment Cancel reply