"GRADLE_RUNNER",
                "KILL_ALL_GRADLE_PROCESSES",
                "CLEAN_UP_GIT_UNTRACKED_FILES_AND_DIRECTORIES",
                "GRADLE_RETRY_RUNNER",
                "KILL_PROCESSES_STARTED_BY_GRADLE",
                "CHECK_CLEAN_M2_ANDROID_USER_HOME"
            ),
            steps.items.map(BuildStep::name)
        )

  "durations" : [ {
    "testProject" : "largeAndroidBuild",
    "linux" : 489
  } ]
}, {
  "scenario" : "org.gradle.performance.regression.android.RealLifeAndroidBuildPerformanceTest.clean assembleDebug with clean transforms cache",
  "durations" : [ {
    "testProject" : "largeAndroidBuild",
    "linux" : 1516
  }, {
    "testProject" : "nowInAndroidBuild",
    "linux" : 3400
  }, {

    }

    def "can clean existing API changes"() {
        given:
        jsonFile << existingAcceptedApiChanges()

        when:
        jsonFileManager.emptyAcceptedApiChanges(jsonFile)

        then:
        jsonFile.text == nonExistentAcceptedApiChanges()
    }

    def "can clean non-existing API changes"() {
        given:

    }
}

fun String.toCapitalized() = this.replaceFirstChar { if (it.isLowerCase()) it.titlecase(Locale.getDefault()) else it.toString() }

/**
 * Define clean up rules for the project.
 * See https://www.jetbrains.com/help/teamcity/teamcity-data-clean-up.html#Clean-up+Rules
 *
 * @param historyDays days number of days to store build history .

        name = "Start Release Cycle Test"
        description = "Test for Start Release Cycle pipeline"

        steps {
            gradleWrapper {
                name = "PromoteTest"
                tasks = "clean promoteStartReleaseCycle"
                useGradleWrapper = true
                gradleParams = """-PconfirmationCode=startCycle -PtestRun=1 "-PgitUserName=test" "-PgitUserEmail=******@****.***" $pluginPortalUrlOverride"""

private
fun scriptsCacheDirsUnder(cacheDir: File) =
    scriptCacheDirNames
        .map { File(cacheDir, it) }
        .filter { it.isDirectory }


/**
 * Clean up cache files for older versions that aren't multi-process safe.
 */
fun FileSystemOperations.removeDodgyCacheFiles(dir: Directory) {
    if (dir.asFile.isDirectory) {
        for (cacheDir in dir.asFile.listFiles()) {

## Develop and verify

After you make a change, you can run `mvn clean teamcity-configs:generate` to generate and verify the generated TeamCity configuration XMLs.

You also need to run `mvn clean verify` with Java 8 before committing changes.

        // The actual user home dir will be a subfolder using the name of the distribution.
        gradleUserHomeDir = intTestHomeDir
        // The user home dir is not wiped out by clean. Move the daemon working space underneath the build dir so they don't pile up on CI.
        // The actual daemon registry dir will be a subfolder using the name of the distribution.
        daemonRegistry = repoRoot().dir("build/daemon")

        val steps = startReleaseCycle.steps.items
        assertEquals(1, steps.size)

        val step = gradleStep(steps, 0)
        step.assertTasks("clean promoteStartReleaseCycle")

            skipConditionally()
        }
    }

    fun BuildSteps.adHocPerformanceTest(tests: List<String>) {
        gradleStep(
            listOf(
                "clean",
                "performance:${testProject}PerformanceAdHocTest",
                tests.map { """--tests "$it"""" }.joinToString(" "),
                """--warmups 2 --runs 2 --checks none""",