1
0
mirror of https://github.com/github/octodns.git synced 2024-05-11 05:55:00 +00:00
Files
github-octodns/tests/test_octodns_idna.py
2022-09-15 14:10:21 -07:00

156 lines
4.6 KiB
Python

#
#
#
from unittest import TestCase
from octodns.idna import IdnaDict, IdnaError, idna_decode, idna_encode
class TestIdna(TestCase):
def assertIdna(self, value, expected):
got = idna_encode(value)
self.assertEqual(expected, got)
# round tripped
self.assertEqual(value, idna_decode(got))
def test_noops(self):
# empty
self.assertIdna('', '')
# noop
self.assertIdna('unit.tests.', 'unit.tests.')
# wildcard noop
self.assertIdna('*.unit.tests.', '*.unit.tests.')
def test_unicode(self):
# encoded
self.assertIdna('zajęzyk.pl.', 'xn--zajzyk-y4a.pl.')
# encoded with wildcard
self.assertIdna('*.zajęzyk.pl.', '*.xn--zajzyk-y4a.pl.')
# encoded with simple name
self.assertIdna('noop.zajęzyk.pl.', 'noop.xn--zajzyk-y4a.pl.')
# encoded with encoded name
self.assertIdna(
'zajęzyk.zajęzyk.pl.', 'xn--zajzyk-y4a.xn--zajzyk-y4a.pl.'
)
self.assertIdna('déjàvu.com.', 'xn--djvu-1na6c.com.')
self.assertIdna('déjà-vu.com.', 'xn--dj-vu-sqa5d.com.')
def test_underscores(self):
# underscores aren't valid in idna names, so these are all ascii
self.assertIdna('foo_bar.pl.', 'foo_bar.pl.')
self.assertIdna('bleep_bloop.foo_bar.pl.', 'bleep_bloop.foo_bar.pl.')
def test_case_insensitivity(self):
self.assertEqual('zajęzyk.pl.', idna_decode('XN--ZAJZYK-Y4A.PL.'))
self.assertEqual('xn--zajzyk-y4a.pl.', idna_encode('ZajęzyK.Pl.'))
def test_repeated_encode_decoded(self):
self.assertEqual(
'zajęzyk.pl.', idna_decode(idna_decode('xn--zajzyk-y4a.pl.'))
)
self.assertEqual(
'xn--zajzyk-y4a.pl.', idna_encode(idna_encode('zajęzyk.pl.'))
)
def test_exception_translation(self):
with self.assertRaises(IdnaError) as ctx:
idna_encode('déjà..vu.')
self.assertEqual('Empty Label', str(ctx.exception))
with self.assertRaises(IdnaError) as ctx:
idna_decode('xn--djvu-1na6c..com.')
self.assertEqual('Empty Label', str(ctx.exception))
class TestIdnaDict(TestCase):
plain = 'testing.tests.'
almost = 'tésting.tests.'
utf8 = 'déjà.vu.'
normal = {plain: 42, almost: 43, utf8: 44}
def test_basics(self):
d = IdnaDict()
# plain ascii
d[self.plain] = 42
self.assertEqual(42, d[self.plain])
# almost the same, single utf-8 char
d[self.almost] = 43
# fetch as utf-8
self.assertEqual(43, d[self.almost])
# fetch as idna
self.assertEqual(43, d[idna_encode(self.almost)])
# plain is stil there, unchanged
self.assertEqual(42, d[self.plain])
# lots of utf8
d[self.utf8] = 44
self.assertEqual(44, d[self.utf8])
self.assertEqual(44, d[idna_encode(self.utf8)])
# setting with idna version replaces something set previously with utf8
d[idna_encode(self.almost)] = 45
self.assertEqual(45, d[self.almost])
self.assertEqual(45, d[idna_encode(self.almost)])
# contains
self.assertTrue(self.plain in d)
self.assertTrue(self.almost in d)
self.assertTrue(idna_encode(self.almost) in d)
self.assertTrue(self.utf8 in d)
self.assertTrue(idna_encode(self.utf8) in d)
# we can delete with either form
del d[self.almost]
self.assertFalse(self.almost in d)
self.assertFalse(idna_encode(self.almost) in d)
del d[idna_encode(self.utf8)]
self.assertFalse(self.utf8 in d)
self.assertFalse(idna_encode(self.utf8) in d)
# smoke test of repr
d.__repr__()
def test_keys(self):
d = IdnaDict(self.normal)
# keys are idna versions by default
self.assertEqual(
(self.plain, idna_encode(self.almost), idna_encode(self.utf8)),
tuple(d.keys()),
)
# decoded keys gives the utf8 version
self.assertEqual(
(self.plain, self.almost, self.utf8), tuple(d.decoded_keys())
)
def test_items(self):
d = IdnaDict(self.normal)
# idna keys in items
self.assertEqual(
(
(self.plain, 42),
(idna_encode(self.almost), 43),
(idna_encode(self.utf8), 44),
),
tuple(d.items()),
)
# utf8 keys in decoded_items
self.assertEqual(
((self.plain, 42), (self.almost, 43), (self.utf8, 44)),
tuple(d.decoded_items()),
)