jacoco.gradle

apply plugin: 'jacoco'

jacoco {
    toolVersion = "$jacoco_version"
    reportsDir = file("$buildDir/reports")
}

sourceSets {
    main {
        resources.includes = ['**/jacoco-agent.properties']
    }
}

tasks.withType(Test) {
    jacoco.includeNoLocationClasses = true
    jacoco.excludes = ['jdk.internal.*']
}

task jacocoTestReport(type: JacocoReport, dependsOn: ['testDebugUnitTest', 'createDebugCoverageReport']) {

    group = "Reporting"
    description = "Generate Jacoco coverage reports"

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

    def debugTree = fileTree(dir: "$project.buildDir/tmp/kotlin-classes/debug", excludes: [])
    def mainSrc = "$project.projectDir/src/main/kotlin"

    sourceDirectories.from = files([mainSrc])
    classDirectories.from = files([debugTree])
    executionData.from = fileTree(
        dir: project.buildDir,
        includes: [
            'jacoco/testDebugUnitTest.exec',
            'outputs/code-coverage/connected/*coverage.ec'
        ]
    )
}