/**
     * 0~23.
     * To avoid nightly promotion jobs running at the same time,
     * we run each branch on different hours.
     * master - 0:00
     * release - 1:00
     * release6x - 2:00
     * release7x - 3:00
     * ...
     * releaseNx - (N-4):00
     */
    val nightlyPromotionTriggerHour: Int? = determineNightlyPromotionTriggerHour(branchName)

    /**

 *
 * When merging `releaseX` branch into `master`, we should only use the release note from the `master` branch,
 * but sometimes changes on release notes.md was brought to master and merged unnoticed,
 * e.g https://github.com/gradle/gradle/pull/25825
 *
 * This script is to check if there is any merge commit that brings changes from release branch to master.

        findLatest("guava", "com.google.guava:guava:(20,)", versionProperties)
        findLatest("commons-math", "org.apache.commons:commons-math3:latest.release", versionProperties)
        findLatest("commons-text", "org.apache.commons:commons-text:latest.release", versionProperties)
        findLatest("kotlin", "org.jetbrains.kotlin:kotlin-gradle-plugin:(1.4,)", versionProperties)

        store(versionProperties)
    }

            model.buildTypes.map { it.name }
        )
    }

    @Test
    fun `promotion sanity check runs 'gradle tasks'`() {
        val model = setupModelFor("release")

        val sanityCheck = model.findBuildTypeByName("SanityCheck")

object StartReleaseCycleTest : BasePromotionBuildType(vcsRootId = gradlePromotionBranches, cleanCheckout = false) {
    init {
        id("Promotion_AllBranchesStartReleaseCycleTest")
        name = "Start Release Cycle Test"
        description = "Test for Start Release Cycle pipeline"

        steps {
            gradleWrapper {
                name = "PromoteTest"
                tasks = "clean promoteStartReleaseCycle"

import gradlebuild.basics.BuildParams.BUILD_COMMIT_DISTRIBUTION
import gradlebuild.basics.BuildParams.BUILD_COMMIT_ID
import gradlebuild.basics.BuildParams.BUILD_CONFIGURATION_ID
import gradlebuild.basics.BuildParams.BUILD_FINAL_RELEASE
import gradlebuild.basics.BuildParams.BUILD_ID
import gradlebuild.basics.BuildParams.BUILD_IGNORE_INCOMING_BUILD_RECEIPT
import gradlebuild.basics.BuildParams.BUILD_MILESTONE_NUMBER

        **/build/distributions/*.zip => promote-build-distributions
        **/build/website-checkout/data/releases.xml
        **/build/git-checkout/build/reports/integTest/** => distribution-tests
        **/smoke-tests/build/reports/tests/** => post-smoke-tests
        **/build/version-info.properties => version-info.properties

    READY_FOR_NIGHTLY("Ready for Nightly", "Rerun tests in different environments / 3rd party components", "ReadyforNightly"),
    READY_FOR_RELEASE("Ready for Release", "Once a day: Rerun tests in more environments", "ReadyforRelease"),
    HISTORICAL_PERFORMANCE("Historical Performance", "Once a week: Run performance tests for multiple Gradle versions", "HistoricalPerformance"),

    var prevStage: Stage? = null
    val previousPerformanceTestPasses: MutableList<PerformanceTestsPass> = mutableListOf()
    model.stages.forEach { stage ->
        if (isSecurityFork() && stage.stageName > StageName.READY_FOR_RELEASE) {
            return@forEach
        }
        val stageProject = StageProject(model, functionalTestBucketProvider, performanceTestBucketProvider, stage, previousPerformanceTestPasses)

        if (result.exitValue == 0) outputText.trim()
        else "<unknown>" // It's a source distribution, we don't know.
    }
}


// pre-test/master/queue/alice/feature -> master
// pre-test/release/current/bob/bugfix -> release
// gh-readonly-queue/master/pr-1234-5678abcdef -> master
fun toMergeQueueBaseBranch(actualBranch: String): String = when {