51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
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# Copyright (c) 2014, Menno Smits
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# Released subject to the New BSD License
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# Please see http://en.wikipedia.org/wiki/BSD_licenses
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from __future__ import unicode_literals
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from six import text_type, binary_type, int2byte, unichr
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from imapclient.imap_utf7 import decode, encode
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from imapclient.test.util import unittest
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class IMAP4UTF7TestCase(unittest.TestCase):
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tests = [
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['Foo', b'Foo'],
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['Foo Bar', b'Foo Bar'],
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['Stuff & Things', b'Stuff &- Things'],
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['Hello world', b'Hello world'],
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['Hello & world', b'Hello &- world'],
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['Hello\xffworld', b'Hello&AP8-world'],
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['\xff\xfe\xfd\xfc', b'&AP8A,gD9APw-'],
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['~peter/mail/\u65e5\u672c\u8a9e/\u53f0\u5317',
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b'~peter/mail/&ZeVnLIqe-/&U,BTFw-'], # example from RFC 2060
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['\x00foo', b'&AAA-foo'],
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]
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def test_encode(self):
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for (input, output) in self.tests:
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encoded = encode(input)
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self.assertIsInstance(encoded, binary_type)
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self.assertEqual(encoded, output)
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def test_decode(self):
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for (input, output) in self.tests:
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decoded = decode(output)
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self.assertIsInstance(decoded, text_type)
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self.assertEqual(input, decoded)
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def test_printable_singletons(self):
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"""
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The IMAP4 modified UTF-7 implementation encodes all printable
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characters which are in ASCII using the corresponding ASCII byte.
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"""
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# All printables represent themselves
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for o in list(range(0x20, 0x26)) + list(range(0x27, 0x7f)):
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self.assertEqual(int2byte(o), encode(unichr(o)))
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self.assertEqual(unichr(o), decode(int2byte(o)))
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self.assertEqual(encode('&'), b'&-')
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self.assertEqual(encode('&'), b'&-')
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self.assertEqual(decode(b'&-'), '&')
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