Gradle and JUnit setup

build.gradle

apply plugin: 'java'

sourceCompatibility = 1.8
targetCompatibility = 1.8

// compileJava.options.fork = true
// compileJava.options.forkOptions.executable = /path_to_javac

repositories {
    mavenCentral()
}

dependencies {
    testImplementation(
            'junit:junit:4.12',
            'org.junit.jupiter:junit-jupiter-api:5.4.2'
    )
    testRuntime(
            'org.junit.jupiter:junit-jupiter-engine:5.4.2',
            'org.junit.vintage:junit-vintage-engine:5.4.2'
    )
}