assertValue("a", "aa", "aa")
    assertValue("b", "bb", "bbb")

    // Allow the test to clean up.
    filesystem.setFaultyDelete(cacheDir / "a.0", false)
  }

  @Test
  fun cleanupTrimFailurePreventsSnapshotWrites() {
    cache.maxSize = 8
    taskFaker.runNextTask()
    set("a", "aa", "aa")
    set("b", "bb", "bbb")

    // Cause the cache trim job to fail.