import java.io.File;
import java.io.IOException;
import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;

public abstract class StaleOutputCleaner {

    /**
     * Clean up the given stale output files under the given directory.
     *
     * Any files and directories are removed that are descendants of {@code directoryToClean}.

        and:
        assertOneCompilerDaemonIsRunning()

        when:
        executer.withWorkerDaemonsExpirationDisabled()
        succeeds("clean", "compileAll")

        then:
        executedAndNotSkipped "${compileTaskPath('main')}", "${compileTaskPath('main2')}"

        and:
        def firstDaemonId = old(runningCompilerDaemons[0])

apiVersion: release-notes/v2
kind: bug-fix
area: traffic-management
issue: 
  - 47957
releaseNotes:
  - |

  linkDebug -> assembleDebug [dir=back]
  check -> build [dir=back]
  compileReleaseCpp -> linkRelease -> assembleRelease [dir=back]
  clean

  // Ensure ordering
  compileDebugCpp -> compileReleaseCpp -> clean [style=invis]
  {rank=same compileDebugCpp compileReleaseCpp clean}

  check -> assemble -> assembleDebug -> assembleRelease [style=invis]
  {rank=same check assemble assembleDebug assembleRelease}

  check -> build [dir=back]
  compileReleaseCpp -> createRelease -> assembleRelease [dir=back]
  clean

  // Ensure ordering
  compileDebugCpp -> compileReleaseCpp -> clean [style=invis]
  {rank=same compileDebugCpp compileReleaseCpp clean}

  assemble -> empty1 -> empty2 -> check [style=invis]
  {rank=same assemble check empty1 empty2}
  empty1[shape=plain, label=""]

    def "clean assemble with precompiled headers" () {
        given:
        runner.testGroup = 'pre-compiled header builds'
        runner.buildSpec {
            displayName("Using PCH")
            invocation {
                args("-PusePCH")
                tasksToRun("clean", "assemble")
            }
        }
        runner.baseline {

        def snapshot = reportFile.snapshot()
        then:
        executedAndNotSkipped ":test", ":jacocoTestReport", ":jacocoTestCoverageVerification"
        reportFile.assertIsFile()

        when:
        succeeds "clean"
        then:
        reportFile.assertDoesNotExist()

        when:
        withBuildCache().run "jacocoTestReport", "jacocoTestCoverageVerification"
        then:

	"unsafe"
)

// The compiler emits calls to runtime.addCovMeta
// but this code has moved to rtcov.AddMeta.
func addCovMeta(p unsafe.Pointer, dlen uint32, hash [16]byte, pkgpath string, pkgid int, cmode uint8, cgran uint8) uint32 {
	id := rtcov.AddMeta(p, dlen, hash, pkgpath, pkgid, cmode, cgran)
	if id == 0 {
		throw("runtime.addCovMeta: coverage package map collision")
	}
	return id

        withBuildCache().run 'clean', cacheableTask

        then:
        executedAndNotSkipped(cacheableTask)
        cacheOperations.assertStoredToLocalCacheForTask(cacheableTask)
        cacheOperations.assertNotStoredToRemoteCacheForTask(cacheableTask)

        when:
        pullOnly()
        cacheOriginInputFile.text = 'remote'
        withBuildCache().run 'clean', cacheableTask

        then:

        def firstBuildId = buildInvocationId
        def firstBuildCacheKey = buildCacheKey(":write")
        originBuildInvocationId(":write") == null

        when:
        succeeds "clean", "write"

        then:
        skipped ":write"
        def secondBuildId = buildInvocationId
        firstBuildId != secondBuildId
        with(origin(":write")) {
            buildInvocationId == firstBuildId