class CiEnvironmentProvider(private val test: Test) : CommandLineArgumentProvider, Named {
    private val toolchainInstallationPaths = test.project.toolchainInstallationPaths

    @Internal
    override fun getName() = "ciEnvironment"

    override fun asArguments(): Iterable<String> {
        return if (BuildEnvironment.isCiServer) {
            getRepoMirrorSystemProperties() +
                getToolchainInstallationPathsProperty() +

    @TaskAction
    fun updateVersions() {
        val currentReleasedVersionValue = currentReleasedVersion.get()
        val releasedVersionsFileObject = releasedVersionsFile.get().asFile

        updateReleasedVersionFile(releasedVersionsFileObject, currentReleasedVersionValue)
    }

    companion object {

        private

        private
        val disposable: Disposable

    ) : AutoCloseable {

        override fun close() {
            Disposer.dispose(disposable)
        }
    }

    private
    val messageCollector: MessageCollector
        get() = PrintingMessageCollector(System.out, MessageRenderer.PLAIN_RELATIVE_PATHS, false)

    fun <T : Any> mapParsedKotlinFiles(vararg sourceRoots: File, block: (KtFile) -> T): List<T> =

    parameters.homeDir = intTestHomeDir
}

fun Gradle.rootBuild(): Gradle = parent.let { it?.rootBuild() ?: this }

tasks.withType<DistributionTest>().configureEach {
    shouldRunAfter("test")

    setJvmArgsOfTestJvm()
    setSystemPropertiesOfTestJVM("default")
    configureGradleTestEnvironment()
    addSetUpAndTearDownActions()
}

fun executerRequiresFullDistribution(taskName: String) =

import java.io.ByteArrayOutputStream
import java.io.File


/**
 * `dir / "sub"` is the same as `dir.resolve("sub")`.
 *
 * @see [File.resolve]
 */
operator fun File.div(child: String): File =
    resolve(child)


fun ExecOperations.execAndGetStdout(workingDir: File, ignoreExitValue: Boolean, vararg args: String): String {
    val out = ByteArrayOutputStream()
    exec {

        appendReproducibleNewLine()
    }.toString()

    private
    fun String.appendOrNull(s: String?) =
        if (s == null) null else "$this$s"

    private
    fun String.dropBlankLines(): String =
        lineSequence().filter(String::isNotBlank).joinToString("\n")

    private
    fun List<MappedApiFunctionParameter>.toDeclarationString(): String =

    private val nameToSubproject = subprojects.map { it.name to it }.toMap()

    override fun getSubprojectsForFunctionalTest(testConfig: TestCoverage) = subprojects.filter { it.hasTestsOf(testConfig.testType) }

    override fun getSubprojectByName(name: String) = nameToSubproject[name]

    private fun toSubproject(subproject: Map<String, Any>): GradleSubproject {
        val name = subproject["name"] as String

    fun <T : Any?> executeQuery(apiSourceFile: ApiSourceFile.Java, query: JavaSourceQuery<T>): T =
        openJavaCompilationUnitsByFile
            .computeIfAbsent(apiSourceFile.currentFile) { JavaParser().parse(it).getResult().get() }
            .accept(query.visitor, null)
            ?: query.defaultValue

        }

    @Internal
    override fun getName() =
        "${distributionType}Distribution"
}


private
fun absolutePathOf(provider: Provider<Directory>) =
    provider.get().asFile.absolutePath


internal
fun <K, V> Map<K, V>.asSystemPropertyJvmArguments(): Iterable<String> =

            |
        """.trimMargin()

    private fun generateGradleProperties(): String =
        """
            |android.useAndroidX=true
            |org.gradle.warning.mode=all
            |
        """.trimMargin()

    private fun generateAndroidManifest(): String =
        """<?xml version="1.0" encoding="utf-8"?>