.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")
        .expiresAt(date("1970-01-01T00:00:01.000+0000").time)
        .build()