Jacoco Mini

jacoco.gradle

apply plugin: 'jacoco'

task jacocoUnitTestReport(type: JacocoReport, dependsOn: ['testAppDebugUnitTest']) {

    reports {
        xml.enabled true
        html.enabled true
    }

    def fileFilter = ['**/R.class', '**/R$*.class', '**/BuildConfig.*', '**/Manifest*.*', '**/*Test*.*', 'android/**/*.*']
    def debugTree = fileTree(dir: "${buildDir}/tmp/kotlin-classes/appDebug", excludes: fileFilter)
    def mainSrc = "${project.projectDir}/src/main/java"
    sourceDirectories.setFrom(files([mainSrc]))
    classDirectories.setFrom(files([debugTree]))
    executionData.setFrom(fileTree(dir: "$buildDir", includes: [
            "outputs/unit_test_code_coverage/appDebugUnitTest/testAppDebugUnitTest.exec",
    ]))
}

task jacocoUiTestReport(type: JacocoReport, dependsOn: ['createAppDebugCoverageReport']) {

    reports {
        xml.enabled true
        html.enabled true
    }

    def fileFilter = ['**/R.class', '**/R$*.class', '**/BuildConfig.*', '**/Manifest*.*', '**/*Test*.*', 'android/**/*.*']
    def debugTree = fileTree(dir: "${buildDir}/tmp/kotlin-classes/appDebug", excludes: fileFilter)
    def mainSrc = "${project.projectDir}/src/main/java"
    sourceDirectories.setFrom(files([mainSrc]))
    classDirectories.setFrom(files([debugTree]))
    executionData.setFrom(
            fileTree(dir: "$buildDir", includes: [
                    "outputs/code-coverage/connected/*coverage.ec"]
            )
    )
}