def appliesTheJavaPluginToTheProject() {
        when:
        scalaPlugin.apply(project)

        then:
        project.getPlugins().hasPlugin(JavaPlugin)
    }

    def addsScalaConventionToEachSourceSetAndAppliesMappings() {
        when:
        scalaPlugin.apply(project)

        then:
        def sourceSet = project.sourceSets.main
        sourceSet.scala.displayName == "main Scala source"