moo.shell.tests.test_server.test_data_received_full_mtts_negotiation_flow

moo.shell.tests.test_server.test_data_received_full_mtts_negotiation_flow()

End-to-end dance: client says WILL TTYPE, server asks three times, client finishes with an MTTS bitfield. The session’s iac capabilities should reflect the negotiated state and the final bitfield should mirror out.