add Surefire config in POM

MvnDemo/pom.xml

@@ -48,6 +48,23 @@
 				</configuration>
 			</plugin>
 
+			<!-- Testing -->
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>3.5.3</version>
+				<configuration>
+					<includes>
+						<include>**/*Test.java</include>
+					</includes>
+					<excludes>
+						<exclude>**/IntegrationTest.java</exclude>
+					</excludes>
+					<parallel>classes</parallel>
+					<threadCount>4</threadCount>
+				</configuration>
+			</plugin>
+
 			<!-- JAR creation -->
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
@@ -66,7 +83,8 @@
 							<transformers>
 								<transformer
 									implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-									<mainClass>de.hs_mannheim.informatik.mvn.Main</mainClass>
+									<mainClass>
+										de.hs_mannheim.informatik.mvn.Main</mainClass>
 								</transformer>
 							</transformers>
 						</configuration>
@@ -120,7 +138,8 @@
 
 	<reporting>
 		<plugins>
-			<!-- generate Javadocs via "mvn site" and find them in the site folder-->
+			<!-- generate Javadocs via "mvn site" and find them in the site
+			folder-->
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>