Tutorial online code-coverage-jacoco.gradle

apply plugin: 'jacoco'

tasks.withType(JavaCompile) {
  options.encoding = 'UTF-8'
  options.compilerArgs << '-Xlint:all'
}

jacocoTestReport {
    group = 'Coverage reports'
    description = 'Generates a test coverage report for a project'

    reports {
        xml.enabled = true
        html.enabled = true
    }
}

tasks.withType(Test) {
    if (System.properties.containsKey('debug')) {
        jvmArgs '-Xdebug', '-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=5005'
    }
    options {
        jvmArgs '-XX:SoftRefLRUPolicyMSPerMB=0', '-noverify'
    }
    if (System.env.'CI') {
        maxHeapSize = '512m'
        reports.html.enabled = false
    }
    testLogging {
        events 'skipped', 'failed'
        exceptionFormat 'full'
        showCauses = true
        showExceptions = true
        showStackTraces = true
    }
    jacoco {
        append = true
        destinationFile = file("${rootDir}/build/jacoco/jacocoTest.exec")
        classDumpFile = file("${rootDir}/build/jacoco/classpathdumps")
    }
}