cache.flush()
    assertThat(snapshot.edit()).isNull()
  }

  /** @see [Issue 2](https://github.com/JakeWharton/DiskLruCache/issues/2) */
  @Test
  fun aggressiveClearingHandlesWrite() {
    Assumptions.assumeFalse(windows) // Can't deleteContents while the journal is open.

    filesystem.deleteRecursively(cacheDir)
    set("a", "a", "a")
    assertValue("a", "a", "a")
  }