Status status = env_->CreateDir(dirpath);
  if (!status.ok()) GTEST_SKIP() << "CreateDir() not supported: " << status;

  int64_t undeleted_files = 0;
  int64_t undeleted_dirs = 0;
  status = env_->DeleteRecursively(dirpath, &undeleted_files, &undeleted_dirs);
  EXPECT_PRED2(UnimplementedOrReturnsCode, status, Code::OK);
  EXPECT_EQ(undeleted_files, 0);
  EXPECT_EQ(undeleted_dirs, 0);
}

    this.filesystem = FaultyFileSystem(baseFilesystem)
    this.windows = windows

    if (filesystem.exists(cacheDir)) {
      filesystem.deleteRecursively(cacheDir)
    }
    journalFile = cacheDir / DiskLruCache.JOURNAL_FILE
    journalBkpFile = cacheDir / DiskLruCache.JOURNAL_FILE_BACKUP
    createNewCache()
  }

  @AfterEach fun tearDown() {