public void Get_invoice_addresses()
{
payer.InvoiceSettings.SendToMinimail = true;
payer.ContactGroupOwner
.AddContactGroup(ContactGroupType.Invoice)
.AddContact(ContactType.Email, "*****@*****.**");
var client = new Client(payer, Data.DefaultRegion)
{
Id = 1,
};
payer.Clients.Add(client);
var addresses = payer.GetInvocesAddress();
Assert.That(addresses, Is.EqualTo("*****@*****.**"));
}