cache.close()
    assertJournalEquals("DIRTY k1", "CLEAN k1 2 1")
  }

  @Test
  fun revertedNewFileIsRemoveInJournal() {
    val creator = cache.edit("k1")!!
    assertJournalEquals("DIRTY k1") // DIRTY must always be flushed.
    creator.setString(0, "AB")
    creator.setString(1, "C")
    creator.abort()
    cache.close()
    assertJournalEquals("DIRTY k1", "REMOVE k1")
  }

     * because we know that newClassMap() is implemented using ConstrainedMap which is itself
     * well-tested. A purist would object to this, but what can I say, we're dirty cheaters.
     */
    map.put(Integer.class, new Integer(5));
    assertThrows(ClassCastException.class, () -> map.put(Double.class, new Long(42)));
    // Won't compile: map.put(String.class, "x");
  }

    LocalCache<?, ?> map = CacheTesting.toLocalCache(cache);

    assertThat(map.segments).hasLength(4);
    // 1 is as low as it goes, not 0. it feels dirty to know this/test this.
    assertThat(map.segments[0].table.length()).isEqualTo(1);
    assertThat(map.segments[1].table.length()).isEqualTo(1);
    assertThat(map.segments[2].table.length()).isEqualTo(1);

      0

      """.trimIndent()
    val entryBody = "abc"
    val journalBody = """libcore.io.DiskLruCache
1
201105
2

DIRTY $urlKey
CLEAN $urlKey ${entryMetadata.length} ${entryBody.length}
"""
    fileSystem.createDirectory(cache.directoryPath)
    writeFile(cache.directoryPath, "$urlKey.0", entryMetadata)