).map { File(it) }

  return directories.flatMap {
    it
      .listFiles()
      .orEmpty()
      .filter { f -> f.isFile }
      .toList()
  }
}

internal class MainTestProvider : SimpleProvider() {
  override fun arguments(): List<Any> {
    val mainFiles = mainFiles()
    return mainFiles
      .map {
        val suffix = it.path.replace("${prefix}samples/guide/src/main/java/", "")
        suffix

import okhttp3.OkHttpClient
import okhttp3.OkHttpClientTestRule
import okhttp3.Protocol.HTTP_1_1
import okhttp3.RecordingEventListener
import okhttp3.Request
import okhttp3.RequestBody
import okhttp3.SimpleProvider
import okhttp3.internal.http.CancelTest.CancelMode.CANCEL
import okhttp3.internal.http.CancelTest.CancelMode.INTERRUPT
import okhttp3.internal.http.CancelTest.ConnectionType.H2

import assertk.assertions.isTrue
import assertk.fail
import java.io.File
import java.io.FileNotFoundException
import java.io.IOException
import java.util.ArrayDeque
import kotlin.test.assertFailsWith
import okhttp3.SimpleProvider
import okhttp3.TestUtil
import okhttp3.internal.cache.DiskLruCache.Editor
import okhttp3.internal.cache.DiskLruCache.Snapshot
import okhttp3.internal.concurrent.TaskFaker
import okhttp3.internal.io.FaultyFileSystem

import okhttp3.Protocol
import okhttp3.RecordingCookieJar
import okhttp3.RecordingHostnameVerifier
import okhttp3.Request
import okhttp3.RequestBody
import okhttp3.Response
import okhttp3.Route
import okhttp3.SimpleProvider
import okhttp3.TestLogHandler
import okhttp3.TestUtil.assumeNotWindows
import okhttp3.TestUtil.repeat
import okhttp3.TestUtil.threadFactory
import okhttp3.internal.DoubleInetAddressDns