createNewCache()
    assertGarbageFilesAllDeleted()
  }

  @Test
  fun openWithInvalidJournalLineClearsDirectory() {
    cache.close()
    generateSomeGarbageFiles()
    createJournal("CLEAN k1 1 1", "BOGUS")
    createNewCache()
    assertGarbageFilesAllDeleted()
    assertThat(cache["k1"]).isNull()
  }

  @Test
  fun openWithInvalidFileSizeClearsDirectory() {
    cache.close()