cache.close()
    createNewCacheWithSize(10)
    set("a", "aaaaaaaaaaa", "a") // size=12
    cache.flush()
    assertAbsent("a")
  }

  @Test
  fun constructorDoesNotAllowZeroCacheSize() {
    assertFailsWith<IllegalArgumentException> {
      DiskLruCache(filesystem, cacheDir, appVersion, 2, 0, taskRunner)
    }
  }

  @Test
  fun constructorDoesNotAllowZeroValuesPerEntry() {