public void TestThatAssignsAMailboxFromTheSpecifiedProvider()
 {
     keeper.AssignMailbox(MAILBOX_NAME, SOME_HASHCODE);
     mailboxProvider.Received(1)
     .ProvideMailboxFor(Arg.Is <int>(x => x == SOME_HASHCODE));
 }
 public void TestThatAssignsAMailboxFromTheSpecifiedProvider()
 {
     _keeper.AssignMailbox(MailboxName, SomeHashcode);
     _mailboxProvider.Received(1)
     .ProvideMailboxFor(Arg.Is <int>(x => x == SomeHashcode));
 }