// TODO: send bad request error
        throw AssertionError()
      }
      val file = File(baseDirectory.toString() + path)
      if (file.isDirectory) {
        serveDirectory(stream, file.listFiles()!!)
      } else if (file.exists()) {
        serveFile(stream, file)
      } else {
        send404(stream, path)
      }
    } catch (e: IOException) {

      "$prefix/samples/guide/src/main/java/okhttp3/recipes",
      "$prefix/samples/guide/src/main/java/okhttp3/recipes/kt",
    ).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 {