.value("b")
        .hostOnlyDomain("example.com")
        .expiresAt(Long.MAX_VALUE)
        .build()
    assertThat(cookie.toString()).isEqualTo("a=b; expires=Fri, 31 Dec 9999 23:59:59 GMT; path=/")
  }

  @Test fun builderExpiresAt() {
    val cookie =
      Cookie
        .Builder()
        .name("a")
        .value("b")
        .hostOnlyDomain("example.com")

    fun domain(domain: String): Builder = domain(domain, false)

    /**
     * Set the host-only domain for this cookie. The cookie will match [domain] but none of
     * its subdomains.
     */
    fun hostOnlyDomain(domain: String): Builder = domain(domain, true)

    private fun domain(
      domain: String,
      hostOnly: Boolean,
    ) = apply {
      val canonicalDomain =
        domain.toCanonicalHost()