Enable CI/CD

.gitlab-ci.yml

+stages:
+  - 🧪 test
+
+variables:
+  MAVEN_OPTS: "-Dmaven.repo.local=./.m2/repository"
+
+cache:
+  paths:
+    - ./.m2/
+
+test:
+  stage: 🧪 test
+  image: maven:3-jdk-11
+  coverage: '/Total.*?([0-9]{1,3})%/'
+  script:
+    - mvn $MAVEN_OPTS test jacoco:report
+    - cat target/site/jacoco/index.html
+

pom.xml

@@ -26,6 +26,19 @@
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>3.0.0-M5</version>
             </plugin>
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+                <version>0.8.4</version>
+                <executions>
+                    <execution>
+                        <id>prepare-agent</id>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
     <dependencies>