enable coverage

.github/workflows/maven.yml

@@ -3,11 +3,7 @@
 
 name: Java CI with Maven
 
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
+on: ["push", "pull_request"]
 
 jobs:
   build:
@@ -27,4 +23,6 @@ jobs:
       with:
         mongodb-version: ${{ matrix.mongodb-version }}
     - name: Build with Maven
-      run: mvn -B package --file pom.xml
+      run: mvn -B clean package jacoco:report coveralls:report --file pom.xml
+      env:
+        COVERALLS_TOKEN: ${{ secrets.coverallsToken }}

pom.xml

@@ -144,7 +144,50 @@
 				<groupId>pl.project13.maven</groupId>
 				<artifactId>git-commit-id-plugin</artifactId>
 			</plugin>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+				<version>0.8.5</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>
+			<plugin>
+				<groupId>org.eluder.coveralls</groupId>
+				<artifactId>coveralls-maven-plugin</artifactId>
+				<version>4.3.0</version>
+				<configuration>
+					<repoToken>${COVERALLS_TOKEN}</repoToken>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
+	<reporting>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+				<reportSets>
+					<reportSet>
+						<reports>
+							<!-- select non-aggregate reports -->
+							<report>report</report>
+						</reports>
+					</reportSet>
+				</reportSets>
+			</plugin>
+		</plugins>
+	</reporting>
 
 </project>