from __future__ import annotations

from ariadne.services import comms_protocol as protocol


def test_canon_user_preserves_and_normalizes_matrix_ids() -> None:
    assert protocol._canon_user("@alice:matrix.example", "matrix.example") == "@alice:matrix.example"
    assert protocol._canon_user("alice:matrix.example", "matrix.example") == "@alice:matrix.example"
    assert protocol._canon_user("alice", "matrix.example") == "@alice:matrix.example"


def test_display_rename_required_for_missing_names() -> None:
    assert protocol._needs_rename_display(None) is True