catarrh
5ba55ac3a9
- EVENT DOWNLOAD: decode location information (PLMN/LAC/Cell), caller number (MT call Address), transaction identifier, subaddress - CELL BROADCAST DOWNLOAD: decode CB page header (serial, message ID, DCS, page) with raw content hex - frontend: render Caller/Transaction/Subaddress and CB page fields Tests: 114.
513 lines
21 KiB
Python
513 lines
21 KiB
Python
"""Tests for server APDU/CAT decoding."""
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import unittest
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from simtrace2_pysniff.server.decode import (
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decode_message,
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decode_sniff_msg,
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CAT_COMMAND_TYPES,
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ENVELOPE_TYPES,
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parse_tlv,
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)
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class TestParseTlv(unittest.TestCase):
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def test_simple(self):
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data = bytes.fromhex('8103010500')
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self.assertEqual(parse_tlv(data), [(0x81, 3, bytes.fromhex('010500'))])
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def test_multiple(self):
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data = bytes.fromhex('810301050082028182')
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self.assertEqual(parse_tlv(data), [
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(0x81, 3, bytes.fromhex('010500')),
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(0x82, 2, bytes.fromhex('8182')),
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])
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def test_empty(self):
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self.assertEqual(parse_tlv(b''), [])
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def test_long_form_length(self):
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# D0 81 BC … — a proactive command whose length is 0xBC (188),
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# encoded in BER-TLV long form.
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inner = bytes.fromhex('8103012500') + b'\x82\x02\x81\x82'
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data = b'\xd0' + b'\x81' + bytes([len(inner)]) + inner
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self.assertEqual(parse_tlv(data), [(0xD0, len(inner), inner)])
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def test_long_form_two_byte(self):
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# 0x82 followed by two length bytes.
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value = b'\x00' * 300
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data = b'\x70' + b'\x82\x01\x2c' + value
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self.assertEqual(parse_tlv(data), [(0x70, 300, value)])
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class TestAuthenticateNaming(unittest.TestCase):
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def test_ins_88(self):
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r = decode_message(bytes.fromhex('0088008122' + '00' * 34 + '6135'))
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self.assertEqual(r['ins_name'], 'AUTHENTICATE')
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def test_ins_89(self):
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r = decode_message(bytes.fromhex('0089008122' + '00' * 34 + '6135'))
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self.assertEqual(r['ins_name'], 'AUTHENTICATE')
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class TestCatDecoding(unittest.TestCase):
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def test_fetch_setup_menu(self):
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r = decode_message(bytes.fromhex(
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'8012000030D02E810301250082028182050B416C6661204D6F62696C65'
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'8F16808112089DB0C1C2C0BEB9BAB82F53657474696E67739000'))
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self.assertEqual(r['ins_name'], 'FETCH')
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self.assertEqual(r['cat_command'], 'SET UP MENU')
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def test_fetch_setup_event_list(self):
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r = decode_message(bytes.fromhex(
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'801200000FD00D810301050082028182990203129000'))
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self.assertEqual(r['cat_command'], 'SET UP EVENT LIST')
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def test_fetch_poll_interval(self):
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r = decode_message(bytes.fromhex(
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'801200000FD00D8103010300820281820402011E9000'))
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self.assertEqual(r['cat_command'], 'POLL INTERVAL')
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def test_fetch_provide_local_info(self):
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r = decode_message(bytes.fromhex(
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'801200000BD0098103012600820281829000'))
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self.assertEqual(r['cat_command'],
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'PROVIDE LOCAL INFORMATION — Location Info (MCC, MNC, LAC/TAC, Cell ID)')
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def test_envelope_event_download(self):
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r = decode_message(bytes.fromhex(
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'80C200000CD60A190103020282811B01029000'))
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self.assertEqual(r['ins_name'], 'ENVELOPE')
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self.assertEqual(r['cat_command'], 'EVENT DOWNLOAD')
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def test_tr_has_response_to(self):
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r = decode_message(bytes.fromhex(
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'801400000C8103010500020282810301009130'))
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self.assertEqual(r['ins_name'], 'TERMINAL RESPONSE')
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self.assertNotIn('cat_command', r)
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self.assertEqual(r['response_to'], 'SET UP EVENT LIST')
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def test_select_no_cat(self):
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r = decode_message(bytes.fromhex('a0a40000023f009000'))
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self.assertEqual(r['ins_name'], 'SELECT')
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self.assertNotIn('cat_command', r)
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class TestCommandTypeTables(unittest.TestCase):
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def test_known_values(self):
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self.assertEqual(CAT_COMMAND_TYPES[0x03], 'POLL INTERVAL')
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self.assertEqual(CAT_COMMAND_TYPES[0x05], 'SET UP EVENT LIST')
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self.assertEqual(CAT_COMMAND_TYPES[0x25], 'SET UP MENU')
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self.assertEqual(CAT_COMMAND_TYPES[0x21], 'DISPLAY TEXT')
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self.assertEqual(CAT_COMMAND_TYPES[0x24], 'SELECT ITEM')
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self.assertEqual(CAT_COMMAND_TYPES[0x26], 'PROVIDE LOCAL INFORMATION')
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def test_envelope_known_values(self):
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self.assertEqual(ENVELOPE_TYPES[0xD3], 'MENU SELECTION')
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self.assertEqual(ENVELOPE_TYPES[0xD6], 'EVENT DOWNLOAD')
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class TestChangeAndFidiDecoding(unittest.TestCase):
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def test_change_reset_assert(self):
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r = decode_sniff_msg(b'', 'change', flags=1 << 2)
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self.assertEqual(r['type'], 'change')
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self.assertEqual(r['flags'], ['Reset asserted'])
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def test_change_card_insert(self):
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r = decode_sniff_msg(b'', 'change', flags=1 << 0)
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self.assertEqual(r['flags'], ['Card inserted'])
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def test_change_multiple_flags(self):
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r = decode_sniff_msg(b'', 'change', flags=(1 << 2) | (1 << 3))
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self.assertEqual(r['flags'], ['Reset asserted', 'Reset de-asserted'])
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def test_change_no_flags(self):
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r = decode_sniff_msg(b'', 'change', flags=0)
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self.assertEqual(r['flags'], ['no changes'])
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def test_fidi(self):
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r = decode_sniff_msg(b'\x97', 'fidi')
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self.assertEqual(r['type'], 'fidi')
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self.assertEqual(r['fi'], 9)
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self.assertEqual(r['di'], 7)
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self.assertEqual(r['fi_val'], 512)
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self.assertEqual(r['di_val'], 64)
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class TestTerminalResponse(unittest.TestCase):
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def test_tr_setup_event_list(self):
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r = decode_message(bytes.fromhex(
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'801400000C8103010500020282810301009130'))
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self.assertEqual(r['ins_name'], 'TERMINAL RESPONSE')
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self.assertEqual(r['response_to'], 'SET UP EVENT LIST')
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def test_tr_setup_menu(self):
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r = decode_message(bytes.fromhex(
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'801400000C810301250002028281830100910F'))
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self.assertEqual(r['response_to'], 'SET UP MENU')
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def test_tr_poll_interval(self):
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r = decode_message(bytes.fromhex(
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'80140000108103010300020282810301000402011E9000'))
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self.assertEqual(r['response_to'], 'POLL INTERVAL')
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class TestPliQualifier(unittest.TestCase):
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def test_tr_pli_imei(self):
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r = decode_message(bytes.fromhex(
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'8014000016810301260102028281030106130952F0991EC57A68009F'))
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self.assertEqual(r['response_to'], 'PROVIDE LOCAL INFORMATION — IMEI')
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def test_fetch_pli_location(self):
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r = decode_message(bytes.fromhex(
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'801200000BD0098103012600820281829000'))
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self.assertEqual(r['cat_command'],
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'PROVIDE LOCAL INFORMATION — Location Info (MCC, MNC, LAC/TAC, Cell ID)')
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def test_fetch_pli_date_time(self):
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r = decode_message(bytes.fromhex(
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'801200000BD0098103012603820281829000'))
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self.assertEqual(r['cat_command'],
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'PROVIDE LOCAL INFORMATION — Date, time and time zone')
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def test_non_pli_no_qualifier(self):
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r = decode_message(bytes.fromhex(
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'801400000C810301250002028281830100910F'))
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self.assertEqual(r['response_to'], 'SET UP MENU')
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class TestGetResponseContext(unittest.TestCase):
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GET_RESPONSE = bytes.fromhex('00C000002962278202782183023F00A50A800171')
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def test_with_prev_select(self):
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r = decode_message(self.GET_RESPONSE, prev={'ins_name': 'SELECT', 'sw1': '61'})
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self.assertEqual(r['response_for'], 'SELECT')
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def test_with_prev_non_61(self):
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r = decode_message(self.GET_RESPONSE, prev={'ins_name': 'SELECT', 'sw1': '90'})
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self.assertIsNone(r['response_for'])
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def test_orphaned(self):
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r = decode_message(self.GET_RESPONSE, prev=None)
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self.assertIsNone(r['response_for'])
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class TestFcpResponse(unittest.TestCase):
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GET_RESPONSE = bytes.fromhex(
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'00C000002962278202782183023F00A50A8001718302F9628701018A01058B032F0601C60990014083010183010A9000')
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def test_select_response_fcp(self):
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r = decode_message(self.GET_RESPONSE, prev={'ins': 0xA4, 'ins_name': 'SELECT', 'sw1': '61'})
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self.assertEqual(r['response_for'], 'SELECT')
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resp = r['response']
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self.assertEqual(resp['template'], 'FCP')
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self.assertEqual(resp['file_id'], '3F00')
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self.assertEqual(resp['file_id_name'], 'MF')
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self.assertEqual(resp['file_descriptor']['file_type'], 'DF or ADF')
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self.assertEqual(resp['file_descriptor']['shareable'], 'shareable')
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self.assertEqual(resp['life_cycle'], 'operational state (activated)')
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def test_ef_descriptor_transparent(self):
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from simtrace2_pysniff.server.decode import _decode_file_descriptor
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fd = _decode_file_descriptor(bytes.fromhex('0121'))
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self.assertEqual(fd['file_type'], 'Working EF')
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self.assertEqual(fd['structure'], 'transparent')
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def test_ef_descriptor_linear_fixed(self):
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from simtrace2_pysniff.server.decode import _decode_file_descriptor
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fd = _decode_file_descriptor(bytes.fromhex('0221'))
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self.assertEqual(fd['file_type'], 'Working EF')
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self.assertEqual(fd['structure'], 'linear fixed')
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class TestAuthResponse(unittest.TestCase):
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def test_3g_success(self):
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from simtrace2_pysniff.server.decode import _decode_auth
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data = bytes.fromhex('DB084CFA9017FD0DD85A101A2622F60E8ABD2C2497B9A8EFAF55E510CAA393329FF97868B9537369D5266A4F084D417B05ABFAFAEE')
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r = _decode_auth(data)
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self.assertEqual(r['type'], '3G')
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self.assertEqual(r['status'], 'success')
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self.assertEqual(r['res'], '4CFA9017FD0DD85A')
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self.assertEqual(r['ck'], '1A2622F60E8ABD2C2497B9A8EFAF55E5')
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self.assertEqual(r['ik'], 'CAA393329FF97868B9537369D5266A4F')
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def test_3g_sync_fail(self):
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from simtrace2_pysniff.server.decode import _decode_auth
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data = bytes.fromhex('DC0E' + '00' * 14)
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r = _decode_auth(data)
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self.assertEqual(r['type'], '3G')
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self.assertEqual(r['status'], 'sync fail')
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self.assertEqual(r['auts'], '00' * 14)
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def test_gsm(self):
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from simtrace2_pysniff.server.decode import _decode_auth
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sres = bytes.fromhex('AABBCCDD')
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kc = bytes.fromhex('0011223344556677')
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r = _decode_auth(sres + kc)
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self.assertEqual(r['type'], 'GSM')
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self.assertEqual(r['sres'], 'AABBCCDD')
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self.assertEqual(r['kc'], '0011223344556677')
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class TestTrResult(unittest.TestCase):
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def test_success(self):
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r = decode_message(bytes.fromhex('801400000C8103010500020282810301009130'))
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self.assertEqual(r['response']['code'], '0x00')
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self.assertEqual(r['response']['name'], 'Command performed successfully')
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def test_session_terminated(self):
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from simtrace2_pysniff.server.decode import _decode_tr_result
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r = _decode_tr_result(bytes.fromhex('81030105000202828103010A'))
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self.assertEqual(r['code'], '0x0A')
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self.assertEqual(r['name'], 'Proactive UICC session terminated by the user')
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class TestTrAdditionalInfo(unittest.TestCase):
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def test_poll_interval_duration(self):
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r = decode_message(bytes.fromhex(
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'80140000108103010300020282810301000402011E9000'))
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self.assertEqual(r['response_to'], 'POLL INTERVAL')
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self.assertEqual(r['response']['duration'], 286)
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def test_pli_location_info(self):
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r = decode_message(bytes.fromhex(
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'8014000017810301260002028281030106130952F0991EC57A43C09F9000'))
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self.assertEqual(
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r['response']['local_info']['Location'],
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'MCC 250 MNC 99 · LAC 0x1EC5 · Cell 0x7A43C09F')
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def test_pli_imei(self):
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r = decode_message(bytes.fromhex(
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'801400001681030126010202828103010014088A763201652428089000'))
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self.assertEqual(r['response']['local_info']['IMEI'],
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'867231056428280')
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def test_pli_datetime(self):
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from simtrace2_pysniff.server.decode import _decode_datetime
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self.assertEqual(
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_decode_datetime(bytes.fromhex('26081214300021')),
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'2026-08-12 14:30:00 (UTC+03:00)')
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self.assertEqual(
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_decode_datetime(bytes.fromhex('260812143000FF')),
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'2026-08-12 14:30:00 (UTCunknown)')
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def test_pli_language(self):
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from simtrace2_pysniff.server.decode import _decode_local_info, PLI_LANGUAGE
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self.assertEqual(_decode_local_info(PLI_LANGUAGE, b'en'),
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{'label': 'Language', 'value': 'en'})
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def test_pli_battery(self):
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from simtrace2_pysniff.server.decode import _decode_local_info, PLI_BATTERY
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self.assertEqual(_decode_local_info(PLI_BATTERY, b'\x05'),
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{'label': 'Battery', 'value': 'full'})
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def test_pli_access_tech(self):
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from simtrace2_pysniff.server.decode import _decode_local_info, PLI_ACCESS_TECH
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self.assertEqual(_decode_local_info(PLI_ACCESS_TECH, bytes([0x03, 0x07])),
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{'label': 'Access technology', 'value': 'UTRAN, E-UTRAN'})
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class TestAuthCommand(unittest.TestCase):
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def test_3g_rand_autn(self):
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r = decode_message(bytes.fromhex(
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'0088008122104A75BA425D438C549EF35BA5E3DD53051065E04D80E4DC8000A5C7FD842F41395E6135'))
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cmd = r['cmd']
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self.assertEqual(cmd['context'], '3G (UMTS)')
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self.assertEqual(cmd['rand'], '4A75BA425D438C549EF35BA5E3DD5305')
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self.assertEqual(cmd['autn'], '65E04D80E4DC8000A5C7FD842F41395E')
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def test_gsm_rand_only(self):
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from simtrace2_pysniff.server.decode import _decode_auth_cmd
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r = _decode_auth_cmd(bytes.fromhex('10' + '00' * 16), 0x00)
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self.assertEqual(r['context'], 'GSM')
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self.assertEqual(r['rand'], '00' * 16)
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self.assertNotIn('autn', r)
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class TestEventDownload(unittest.TestCase):
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def test_location_status(self):
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r = decode_message(bytes.fromhex(
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'80C2000017D615190103020282811B0100130952F0991EC57A43C09F9000'))
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cmd = r['cmd']
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self.assertEqual(cmd['type'], 'EVENT DOWNLOAD')
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self.assertEqual(cmd['events'], ['Location status'])
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self.assertEqual(cmd['location_status'], 'Normal service')
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def test_event_no_service(self):
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r = decode_message(bytes.fromhex(
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'80C200000CD60A190103020282811B01029000'))
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self.assertEqual(r['cmd']['events'], ['Location status'])
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self.assertEqual(r['cmd']['location_status'], 'No service')
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def test_location_status_with_info(self):
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r = decode_message(bytes.fromhex(
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'80C2000017D615190103020282811B0100130952F02026ADBC51A16F9000'))
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cmd = r['cmd']
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self.assertEqual(cmd['location_status'], 'Normal service')
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self.assertEqual(cmd['location_info'],
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'MCC 250 MNC 02 · LAC 0x26AD · Cell 0xBC51A16F')
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def test_mt_call(self):
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r = decode_message(bytes.fromhex(
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'80C2000014D612190100020283811C010586069121436587099000'))
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cmd = r['cmd']
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self.assertEqual(cmd['events'], ['MT call'])
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self.assertEqual(cmd['transaction_id'], 5)
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self.assertEqual(cmd['caller'], '+1234567890')
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def test_cell_broadcast(self):
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cbp = ('4C511002F211' +
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'040000313A0103035E047FFB0F31303238322A333036343835363234' +
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'0D' * 54)
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r = decode_message(bytes.fromhex(
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'80C2000060D25E020283810C58' + cbp + '9000'))
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cmd = r['cmd']
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self.assertEqual(cmd['type'], 'CELL BROADCAST DOWNLOAD')
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self.assertEqual(cmd['cb_page']['serial'], '4C51')
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self.assertEqual(cmd['cb_page']['message_id'], '0x1002')
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self.assertEqual(cmd['cb_page']['page'], '1/1')
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self.assertEqual(cmd['cb_page']['content'],
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'040000313A0103035E047FFB0F31303238322A333036343835363234' + '0D' * 54)
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class TestSmTpdu(unittest.TestCase):
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def _bcd(self, number):
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d = [int(c) for c in number]
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out = bytearray()
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for i in range(0, len(d), 2):
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lo = d[i]
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hi = d[i + 1] if i + 1 < len(d) else 0xF
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out.append((hi << 4) | lo)
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return bytes(out)
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def test_deliver_gsm7(self):
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from simtrace2_pysniff.server.decode import _decode_sm_tpdu
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oa = b'\x91' + self._bcd('79031234567')
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tpdu = (b'\x00' + bytes([11]) + oa + b'\x00\x00' + b'\x00' * 7 +
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b'\x05' + bytes.fromhex('E8329BFD06'))
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r = _decode_sm_tpdu(tpdu)
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self.assertEqual(r['mti'], 'SMS-DELIVER')
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self.assertEqual(r['oa'], '+79031234567')
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self.assertEqual(r['encoding'], 'GSM 7-bit')
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self.assertEqual(r['text'], 'hello')
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def test_deliver_ucs2(self):
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from simtrace2_pysniff.server.decode import _decode_sm_tpdu
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oa = b'\x91' + self._bcd('79031234567')
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ucs2 = '\u041f\u0440\u0438\u0432\u0435\u0442'.encode('utf-16-be')
|
||
tpdu = (b'\x00' + bytes([11]) + oa + b'\x00\x08' + b'\x00' * 7 +
|
||
bytes([len(ucs2)]) + ucs2)
|
||
r = _decode_sm_tpdu(tpdu)
|
||
self.assertEqual(r['encoding'], 'UCS2')
|
||
self.assertEqual(r['text'], '\u041f\u0440\u0438\u0432\u0435\u0442')
|
||
|
||
def test_8bit_no_text(self):
|
||
from simtrace2_pysniff.server.decode import _decode_sm_tpdu
|
||
oa = b'\x91' + self._bcd('79031234567')
|
||
tpdu = (b'\x00' + bytes([11]) + oa + b'\x00\x04' + b'\x00' * 7 +
|
||
b'\x10' + bytes(range(16)))
|
||
r = _decode_sm_tpdu(tpdu)
|
||
self.assertEqual(r['encoding'], '8-bit data')
|
||
self.assertNotIn('text', r)
|
||
self.assertEqual(r['payload'], '000102030405060708090A0B0C0D0E0F')
|
||
|
||
def test_sim_data_download(self):
|
||
from simtrace2_pysniff.server.decode import _decode_sm_tpdu
|
||
oa = b'\x91' + self._bcd('79031234567')
|
||
tpdu = (b'\x00' + bytes([11]) + oa + b'\x7f\x04' + b'\x00' * 7 +
|
||
b'\x10' + bytes(range(16)))
|
||
r = _decode_sm_tpdu(tpdu)
|
||
self.assertEqual(r['pid_name'], 'SIM data download (secured packet)')
|
||
self.assertEqual(r['payload'], '000102030405060708090A0B0C0D0E0F')
|
||
|
||
|
||
class TestBcdAddress(unittest.TestCase):
|
||
def test_international(self):
|
||
from simtrace2_pysniff.server.decode import _decode_bcd_address
|
||
self.assertEqual(_decode_bcd_address(bytes.fromhex('912143658709')), '+1234567890')
|
||
|
||
def test_national(self):
|
||
from simtrace2_pysniff.server.decode import _decode_bcd_address
|
||
self.assertEqual(_decode_bcd_address(bytes.fromhex('A12143658709')), '1234567890')
|
||
|
||
def test_odd_digits(self):
|
||
from simtrace2_pysniff.server.decode import _decode_bcd_address
|
||
self.assertEqual(_decode_bcd_address(bytes.fromhex('9121436587F9')), '+123456789')
|
||
|
||
|
||
class TestProactiveDecode(unittest.TestCase):
|
||
def test_setup_menu(self):
|
||
r = decode_message(bytes.fromhex(
|
||
'8012000030D02E810301250082028182050B416C6661204D6F62696C'
|
||
'658F16808112089DB0C1C2C0BEB9BAB82F53657474696E67739000'))
|
||
cmd = r['cmd']
|
||
self.assertEqual(cmd['type'], 'SET UP MENU')
|
||
self.assertEqual(cmd['title'], 'Alfa Mobile')
|
||
self.assertEqual(cmd['items'], [{'id': 0x80, 'text': 'Настройки/Settings'}])
|
||
|
||
def test_setup_event_list(self):
|
||
r = decode_message(bytes.fromhex(
|
||
'801200000FD00D810301050082028182990203129000'))
|
||
self.assertEqual(r['cmd']['events'], ['Location status', 'Network Rejection'])
|
||
|
||
def test_poll_interval_duration(self):
|
||
r = decode_message(bytes.fromhex(
|
||
'801200000FD00D8103010300820281820402011E9000'))
|
||
self.assertEqual(r['cmd']['duration'], 286)
|
||
|
||
def test_send_short_message_tpdu(self):
|
||
r = decode_message(bytes.fromhex(
|
||
'801200004AD04881030113008202818305000B3B11FF038199F90004A531'
|
||
'494D45492038363732333130353634323832383020494D53492032353031'
|
||
'3937373030313932373935204556454E5420319000'))
|
||
self.assertEqual(r['cmd']['type'], 'SEND SHORT MESSAGE')
|
||
self.assertEqual(r['cmd']['tpdu']['mti'], 'SMS-SUBMIT')
|
||
self.assertEqual(r['cmd']['tpdu']['da'], '999')
|
||
|
||
def test_setup_menu_long_form_length(self):
|
||
# Real Mi A1 startup trace: D0 length encoded as 0x81 0xBC (188 bytes).
|
||
r = decode_message(bytes.fromhex(
|
||
'80120000BFD081BC810301250082028182051580004D0065006700610046'
|
||
'006F006E00500052004F8F100180041C0435043304300424043E043D8F18'
|
||
'02800420043004370432043B043504470435043D0438044F8F0C03800421'
|
||
'043F043E044004428F100480041D043E0432043E0441044204388F100580'
|
||
'04240438043D0430043D0441044B8F1006800421043F044004300432043A'
|
||
'04308F100780041E043104490435043D043804358F188080041A0430043B'
|
||
'043504390434043E0441043A043E043F9000'))
|
||
self.assertEqual(r['cat_command'], 'SET UP MENU')
|
||
self.assertEqual(r['cmd']['title'], 'MegaFonPRO')
|
||
self.assertEqual(r['cmd']['items'][0], {'id': 1, 'text': 'МегаФон'})
|
||
|
||
|
||
class TestAnnexA(unittest.TestCase):
|
||
def test_gsm_default(self):
|
||
from simtrace2_pysniff.server.decode import _decode_annex_a
|
||
self.assertEqual(_decode_annex_a(b'Alfa Mobile'), 'Alfa Mobile')
|
||
|
||
def test_ucs2_variant1(self):
|
||
from simtrace2_pysniff.server.decode import _decode_annex_a
|
||
self.assertEqual(_decode_annex_a(b'\x80' + 'Привет'.encode('utf_16_be')), 'Привет')
|
||
|
||
def test_ucs2_variant2_base_ptr(self):
|
||
from simtrace2_pysniff.server.decode import _decode_annex_a
|
||
# 'Н' = U+041D, base 0x08<<7 = 0x400, offset 0x1D
|
||
self.assertEqual(_decode_annex_a(bytes.fromhex('8101089D')), 'Н')
|
||
|
||
|
||
class TestDcsText(unittest.TestCase):
|
||
def test_gsm7(self):
|
||
from simtrace2_pysniff.server.decode import _decode_dcs_text
|
||
self.assertEqual(_decode_dcs_text(b'\x00Alfa'), 'Alfa')
|
||
|
||
def test_ucs2(self):
|
||
from simtrace2_pysniff.server.decode import _decode_dcs_text
|
||
self.assertEqual(_decode_dcs_text(b'\x08' + 'OK'.encode('utf_16_be')), 'OK')
|
||
|
||
def test_latin1(self):
|
||
from simtrace2_pysniff.server.decode import _decode_dcs_text
|
||
self.assertEqual(_decode_dcs_text(b'\x04caf\xe9'), 'café')
|
||
|
||
|
||
if __name__ == '__main__':
|
||
unittest.main()
|