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