test("sell order"){
val att = new Attachment.MessagingAliasSell(alias, 0)
val recip = Account.getId(Crypto.getPublicKey(phrase2))
issueTx(att, phrase1, recip)
val mbOffer = afterNextBlock[Alias.Offer]{
Option(Alias.getOffer(alias))
}
assert(mbOffer.isDefined)
assert(mbOffer.get.getBuyerId==recip)
assert(mbOffer.get.getPriceNQT==0)
}