Set up jacoco to get test coverage report on SonarCoud

build.gradle

@@ -21,6 +21,7 @@
 plugins {
     id 'application'
     id 'org.gradle.java'
+    id 'jacoco'
     id 'java-library'
     id 'java'
     id("com.diffplug.spotless") version "6.19.0"
@@ -71,6 +72,17 @@ tasks.withType(Test).configureEach {
     }
 }
 
+test {
+    finalizedBy jacocoTestReport // report is always generated after tests run
+}
+
+jacocoTestReport {
+    reports {
+        xml.required = true
+    }
+    dependsOn test // tests are required to run before generating the report
+}
+
 spotless {
     java {
         encoding 'UTF-8'