You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
ADN-DMR-Peer-Server/tests/talker_alias/test_encode_decode.py

80 lines
2.6 KiB

# ADN DMR Peer Server - tests talker alias encode decode
#
# Copyright (C) 2026 Rodrigo Pérez, CE5RPY <ce5rpy@qmd.cl>
#
###############################################################################
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
###############################################################################
"""Talker Alias domain encode/decode roundtrips."""
from __future__ import annotations
from adn_server.domain.talker_alias import (
buffer_from_blocks,
decode_7bit,
decode_ta,
encode_7bit,
encode_iso8,
encode_utf8,
parse_ta_text_formats,
required_ta_block_count,
truncate_talker_alias,
)
from adn_server.infrastructure.talker_alias_emblc import encode_talker_alias_emblc
def test_truncate_talker_alias_caps_at_29() -> None:
long_text = "A" * 40
assert len(truncate_talker_alias(long_text)) == 29
def test_encode_utf8_roundtrip() -> None:
text = "CE5RPY Rodrigo"
assert decode_7bit(encode_utf8(text)) == text
def test_encode_7bit_roundtrip() -> None:
text = "CE5RPY"
assert decode_7bit(encode_7bit(text)) == text
def test_required_ta_block_count_skips_trailing_zeros() -> None:
buf = encode_utf8("Hi")
assert 1 <= required_ta_block_count(buf) <= 4
def test_buffer_from_blocks_merges_payloads() -> None:
blocks = {0: b"\x01" * 7, 1: b"\x02" * 7}
buf = buffer_from_blocks(blocks)
assert buf[:7] == b"\x01" * 7
assert buf[7:14] == b"\x02" * 7
def test_encode_iso8_roundtrip() -> None:
text = "CE5RPY Niño"
assert decode_ta(encode_iso8(text)) == text
def test_parse_ta_text_formats_comma_list() -> None:
assert parse_ta_text_formats("utf8, iso8") == ["utf8", "iso8"]
def test_multi_format_emblc_concatenates() -> None:
single, _ = encode_talker_alias_emblc("Hi", ("utf8",))
dual, n = encode_talker_alias_emblc("Hi", ("utf8", "iso8"))
assert n == len(dual)
assert len(dual) > len(single)

Powered by TurnKey Linux.