fun emptyBuilderIsEmpty() {
    val cacheControl = CacheControl.Builder().build()
    assertThat(cacheControl.toString()).isEqualTo("")
    assertThat(cacheControl.noCache).isFalse()
    assertThat(cacheControl.noStore).isFalse()
    assertThat(cacheControl.maxAgeSeconds).isEqualTo(-1)
    assertThat(cacheControl.sMaxAgeSeconds).isEqualTo(-1)
    assertThat(cacheControl.isPrivate).isFalse()

    assertThat(cacheControl.isPublic).isFalse()
    assertThat(cacheControl.mustRevalidate).isFalse()
    assertThat(cacheControl.maxStaleSeconds).isEqualTo(-1)
    assertThat(cacheControl.minFreshSeconds).isEqualTo(-1)
    assertThat(cacheControl.onlyIfCached).isFalse()
    assertThat(cacheControl.noTransform).isFalse()
    assertThat(cacheControl.immutable).isFalse()
    assertThat(cacheControl.toString()).isEqualTo(header)
  }

    else -> toInt()
  }

internal fun CacheControl.Companion.commonForceNetwork() =
  CacheControl
    .Builder()
    .noCache()
    .build()

internal fun CacheControl.Companion.commonForceCache() =
  CacheControl
    .Builder()
    .onlyIfCached()
    .maxStale(Int.MAX_VALUE.seconds)
    .build()

internal fun CacheControl.Builder.commonBuild(): CacheControl =
  CacheControl(
    noCache = noCache,

##### Changes

 * New: Support for `HTTP-draft-09/2.0`.
 * New: Support for `spdy/3.1`. Dropped support for `spdy/3`.
 * New: Use ALPN on Android platforms that support it (4.4+)
 * New: CacheControl model and parser.
 * New: Protocol selection in MockWebServer.
 * Fix: Route selection shouldn't use TLS modes that we know will fail.
 * Fix: Cache SPDY responses even if the response body is closed prematurely.