ci: enable code coverage with jacoco and coveralls (#94)

* ci: enable code coverage with jacoco and coveralls

* ci: compile and copy the .class for running

* ci: fix using coveralls

* ci: remove settings in the mvn command

* ci: add jacoco when testing

.github/workflows/mvn-build-action.yml

@@ -14,11 +14,21 @@ jobs:
           java-version: '8'
           distribution: 'adopt'
       - name: Build with Maven
-        run: mvn install -DskipTests
+        run: ./src/update-classes-in-resources.sh
       - name: Export Maven Home
         run: export MAVEN_HOME=`mvn --version | grep 'Maven home' | sed -e 's/Maven h.* //'` && echo "🎉 ${MAVEN_HOME} "
       - name: Prepare resources binaries
         run: ./src/compile-and-clean-test-projects.sh
-      - name: Test with Maven
-        run: mvn test
-
+      - name: Test and Coverage with Maven
+        run: mvn test jacoco:report
+      - name: "Report: Coverage via coveralls.io"
+        run: |
+          export CI_BRANCH=${BRANCH_NAME_OR_REF#refs/heads/}
+          export CI_PULL_REQUEST=$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")
+          mvn coveralls:report --no-transfer-progress -DrepoToken=$COVERALLS_SECRET
+        env:
+          CI_NAME: github
+          BRANCH_NAME_OR_REF: ${{ github.head_ref || github.ref }}
+          CI_BUILD_NUMBER: ${{ github.run_id }}
+          CI_BUILD_URL: https://github.com/${{ github.repository }}/commit/${{ github.event.after }}/checks
+          COVERALLS_SECRET: ${{ secrets.GITHUB_TOKEN }}

pom.xml

@@ -241,11 +241,55 @@
                 </dependencies>
             </plugin>
 
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+                <version>0.7.5.201505241946</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>report</id>
+                        <phase>prepare-package</phase>
+                        <goals>
+                            <goal>report</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
         </plugins>
 
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <groupId>org.eluder.coveralls</groupId>
+                    <artifactId>coveralls-maven-plugin</artifactId>
+                    <version>4.3.0</version>
+                </plugin>
+            </plugins>
+        </pluginManagement>
+
     </build>
 
+
+
     <profiles>
+        <profile>
+            <id>coveralls</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.eluder.coveralls</groupId>
+                        <artifactId>coveralls-maven-plugin</artifactId>
+                        <version>4.3.0</version>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
       <profile>
         <id>release</id>
         <build>