45 lines
1.6 KiB
Python
45 lines
1.6 KiB
Python
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#!/usr/bin/env python3
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# © 2026 TechnoLibre (http://www.technolibre.ca)
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
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import unittest
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from script.todo.mail.charset import decode_bytes
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class TestDecodeBytes(unittest.TestCase):
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def test_known_charset(self):
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self.assertEqual(decode_bytes("café".encode("utf-8"), "utf-8"), "café")
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def test_missing_charset_falls_back_to_utf8(self):
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self.assertEqual(decode_bytes("café".encode("utf-8"), None), "café")
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def test_empty_charset_falls_back_to_utf8(self):
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self.assertEqual(decode_bytes("café".encode("utf-8"), ""), "café")
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def test_unknown_8bit_falls_back_to_utf8(self):
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"""La valeur réelle qui a fait tomber la synchro d'un dossier entier
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(voir `imap_transport.decode_header_value` et le rapport de tâche)."""
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self.assertEqual(
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decode_bytes("café".encode("utf-8"), "unknown-8bit"), "café"
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)
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def test_charset_with_a_stray_quote_falls_back(self):
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self.assertEqual(
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decode_bytes("café".encode("utf-8"), 'unknown-8bit"'), "café"
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)
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def test_bogus_charset_name_falls_back(self):
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self.assertEqual(
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decode_bytes("café".encode("utf-8"), "bogus-charset-xyz"), "café"
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)
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def test_wrong_but_known_charset_replaces_undecodable_bytes(self):
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# ascii connu, mais incapable de décoder un octet accentué : c'est
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# `errors="replace"`, pas le repli `LookupError`, qui doit agir ici.
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self.assertIn("<EFBFBD>", decode_bytes(b"caf\xe9", "ascii"))
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if __name__ == "__main__":
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unittest.main()
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