android/jacoco.gradle

apply plugin: 'jacoco'

jacoco {
    toolVersion = "0.7.9+"
}

//def sdk_path = '../../sdk'
//println(sdk_path)

def coverageSourceDirs = [
        '../app/src/main/java',
        '../../../android/sdk/src/main/java']

task jacocoTestReport(type: JacocoReport) {
    group = "Reporting"
    description = "Generate Jacoco coverage reports after running tests."
    reports {
        xml.enabled = true
        html.enabled = true
    }
    classDirectories = fileTree(//"enter code here"
            dir: '../../sdk/build/intermediates/classes',
            excludes: ['**/R*.class',
                       '**/*$InjectAdapter.class',
                       '**/*$ModuleAdapter.class',
                       '**/*$ViewInjector*.class'
            ])
    sourceDirectories = files(coverageSourceDirs)
    File configFile = file('../../../android/sdk/src/main/java')
    configFile = file(configFile.absolutePath)
    println configFile.path



    executionData = files("$buildDir/outputs/code-coverage/connected/coverage.ec")
    doFirst {
        new File("$buildDir/intermediates/classes/").eachFileRecurse { file ->
            if (file.name.contains('$$')) {
                file.renameTo(file.path.replace('$$', '$'))
            }
        }
    }
}