.isEqualTo(MAX_DATE)
    assertThat(parseCookie(9223372036854773807L, url, "a=b; Max-Age=3")!!.expiresAt)
      .isEqualTo(MAX_DATE)
    assertThat(parseCookie(50000L, url, "a=b; Max-Age=10000000000000000000")!!.expiresAt)
      .isEqualTo(MAX_DATE)
  }

  @Test fun maxAgeNonPositive() {
    assertThat(parseCookie(50000L, url, "a=b; Max-Age=-1")!!.expiresAt)
      .isEqualTo(Long.MIN_VALUE)

internal fun canonicalizeInetAddress(address: ByteArray): ByteArray =
  when {
    isMappedIpv4Address(address) -> address.sliceArray(12 until 16)
    else -> address
  }

/** Returns true for IPv6 addresses like `0000:0000:0000:0000:0000:ffff:XXXX:XXXX`. */
private fun isMappedIpv4Address(address: ByteArray): Boolean {
  if (address.size != 16) return false

  for (i in 0 until 10) {
    if (address[i] != 0.toByte()) return false
  }