Add CodeCov and Jacoco for test coverage reports

.github/workflows/ci.yml

@@ -0,0 +1,40 @@
+# This workflow will build a Java project with Maven
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven
+
+name: Java CodeCov CI with Maven
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  run-unit-tests:
+
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: actions/checkout@main
+        with:
+          submodules: recursive
+      - name: Set up JDK 11
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11
+
+      - name: Run Unit tests with Maven
+        run: mvn -B clean test jacoco:report --file pom.xml --no-transfer-progress
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v2
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          directory: ./target/coverage-reports/
+          fail_ci_if_error: true
+          files: report
+          flags: unittests
+          name: codecov-umbrella
+          path_to_write_report: ${basedir}/target/coverage-reports/codecov_report.txt
+          verbose: true

pom.xml

@@ -104,7 +104,32 @@
 	</dependencies>
 
 	<build>
+		<sourceDirectory>src/main/java</sourceDirectory>
 		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+				<version>0.8.5</version>
+				<configuration>
+					<destFile>${basedir}/target/coverage-reports/jacoco-unit.exec</destFile>
+					<dataFile>${basedir}/target/coverage-reports/jacoco-unit.exec</dataFile>
+				</configuration>
+				<executions>
+					<execution>
+						<id>jacoco-initialize</id>
+						<goals>
+							<goal>prepare-agent</goal>
+						</goals>
+					</execution>
+					<execution>
+						<id>jacoco-site</id>
+						<phase>test</phase>
+						<goals>
+							<goal>report</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
@@ -116,6 +141,18 @@
 					<encoding>UTF-8</encoding>
 				</configuration>
 			</plugin>
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>cobertura-maven-plugin</artifactId>
+				<version>2.7</version>
+				<configuration>
+					<formats>
+						<format>html</format>
+						<format>xml</format>
+					</formats>
+					<check/>
+				</configuration>
+			</plugin>
 			<plugin>
 				<groupId>com.diffplug.spotless</groupId>
 				<artifactId>spotless-maven-plugin</artifactId>
@@ -136,8 +173,8 @@
 								<include>*.xml</include>
 								<include>.gitignore</include>
 							</includes>
-							<trimTrailingWhitespace />
-							<endWithNewline />
+							<trimTrailingWhitespace/>
+							<endWithNewline/>
 							<indent>
 								<tabs>true</tabs>
 								<spacesPerTab>4</spacesPerTab>