protected
    fun generateSubprojectsJson(): String {
        val subprojects = generateSubprojects()
        val gson = GsonBuilder().setPrettyPrinting().create()
        return gson.toJson(subprojects) + '\n'
    }

    private
    fun generateSubprojectsDirectories(): List<File> {
        val subprojectRoots = platformsFolder.asFile.listFiles(File::isDirectory)

}

class FunctionalTestBucketGenerator(
    private val model: CIBuildModel,
    testTimeDataJson: File,
) {
    private val gson: Gson = GsonBuilder().setPrettyPrinting().create()
    private val buckets: Map<TestCoverage, List<SmallSubprojectBucket>> = buildBuckets(testTimeDataJson, model)

    fun generate(jsonFile: File) {
        val output =
            buckets.map {