func Stat(name string) (info os.FileInfo, err error) {
	defer updateOSMetrics(osMetricStat, name)(err)
	return os.Stat(name)
}

// Create captures time taken to call os.Create
func Create(name string) (f *os.File, err error) {
	defer updateOSMetrics(osMetricCreate, name)(err)
	return os.Create(name)
}

// Fdatasync captures time taken to call Fdatasync
func Fdatasync(f *os.File) (err error) {
	fn := ""
	if f != nil {

	if runtime.GOOS == "linux" {
		permDir := path.Join(os.TempDir(), "perm-dir")
		if err := os.MkdirAll(permDir, os.FileMode(0o200)); err != nil {
			t.Fatal(err)
		}
		defer os.RemoveAll(permDir)

		// Check if permission denied.
		if _, err := readDir(permDir); err == nil {
			t.Fatalf("expected = an error, got: nil")
		}
	}
}

// Represents data type for all the test results.
type result struct {

    /**
     * The OS version.
     */
    public static final String OS_VERSION = System.getProperty("os.version").toLowerCase(Locale.ENGLISH);

    /**
     * OS Family
     */
    public static final String OS_FAMILY;

    /**
     * Boolean indicating if the running OS is a Windows system.
     */

    val nameOnMac: String,
) {
    AMD64("64bit", "amd64", "x86_64"),
    AARCH64("aarch64", "aarch64", "aarch64"),
    ;

    fun asName() = name.lowercase().toCapitalized()
}

enum class Os(
    val agentRequirement: String,
    val androidHome: String,
    val jprofilerHome: String,
    val perfTestWorkingDir: String = "%teamcity.build.checkoutDir%",
    val perfTestJavaVendor: JvmVendor = JvmVendor.OPENJDK,

# ```
version: "v1"
jdks:
  - params:
      - "linux.java8.openjdk.64bit"
      - "linux.java8.oracle.64bit"
    os: "linux"
    arch: "amd64"
    vendor: "oracle"
    version: "8u401"
    sha256: "19684fccd7ff32a8400e952a643f0049449a772ef63b8037d5b917cbd137d173"
  - params:
      - "linux.java11.openjdk.64bit"
    os: "linux"
    arch: "amd64"
    vendor: "temurin"
    version: "jdk-11.0.30+7"

import model.Trigger
import projects.StageProject

val stageWithOsTriggers: Map<StageName, List<Os>> =
    mapOf(
        StageName.PULL_REQUEST_FEEDBACK to listOf(Os.LINUX, Os.WINDOWS),
        StageName.READY_FOR_NIGHTLY to listOf(Os.LINUX, Os.WINDOWS, Os.MACOS),
        StageName.READY_FOR_RELEASE to listOf(Os.LINUX, Os.WINDOWS, Os.MACOS),
    )

class StageTriggers(
    model: CIBuildModel,
    stage: Stage,

        skipConditionally(buildType)
    }

fun Requirements.requiresOs(os: Os) {
    contains("teamcity.agent.jvm.os.name", os.agentRequirement)
}

fun Requirements.requiresArch(
    os: Os,
    arch: Arch,
) {
    if (os == Os.MACOS) {
        contains("teamcity.agent.jvm.os.arch", arch.nameOnMac)
    } else {
        contains("teamcity.agent.jvm.os.arch", arch.nameOnLinuxWindows)
    }
}

        )
        verifyGradleRunnerParams(extraParameters, Os.WINDOWS)
    }

    private fun verifyGradleRunnerParams(
        extraParameters: String,
        os: Os = Os.LINUX,
    ) {
        assertEquals(BuildStep.ExecutionMode.DEFAULT, steps.getGradleStep("GRADLE_RUNNER").executionMode)

        assertEquals(
            expectedRunnerParam(extraParameters, os),
            steps.getGradleStep("GRADLE_RUNNER").gradleParams,

    stage: Stage,
    os: Os,
    testJava: JvmCategory,
    docsTestType: DocsTestType,
) : OsAwareBaseGradleBuildType(os = os, stage = stage, init = {
        id("${model.projectId}_${docsTestType.docsTestName}_${os.asName()}")
        name = "${docsTestType.docsTestDesc} - ${testJava.version.toCapitalized()} ${os.asName()}"
        val parallelizationMethod =
            if (os == Os.LINUX) {

    params {
        param("env.JPROFILER_HOME", os.jprofilerHome)
        param("performance.db.username", "tcagent")
    }
}

fun performanceTestCommandLine(
    task: String,
    baselines: String,
    extraParameters: String = "",
    os: Os = Os.LINUX,
    arch: Arch = Arch.AMD64,
    testJavaVersion: String = os.perfTestJavaVersion.major.toString(),
    testJavaVendor: String = os.perfTestJavaVendor.name.lowercase(),
) = listOf(