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########################################################################
# File name: test_stringprep.py
# This file is part of: aiosasl
#
# LICENSE
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program. If not, see
# <http://www.gnu.org/licenses/>.
#
########################################################################
import unittest
from aiosasl.stringprep import (
saslprep,
check_bidi,
trace,
)
class Testcheck_bidi(unittest.TestCase):
# some test cases which are not covered by the other tests
def test_empty_string(self):
check_bidi("")
def test_L_RAL_violation(self):
with self.assertRaises(ValueError):
check_bidi("\u05be\u0041")
class TestSASLprep(unittest.TestCase):
def test_map_to_nothing_rfcx(self):
self.assertEqual(
"IX",
saslprep("I\u00ADX"),
"SASLprep requirement: map SOFT HYPHEN to nothing")
def test_map_to_space(self):
self.assertEqual(
"I X",
saslprep("I\u00A0X"),
"SASLprep requirement: map SOFT HYPHEN to nothing")
def test_identity_rfcx(self):
self.assertEqual(
"user",
saslprep("user"),
"SASLprep requirement: identity transform")
def test_case_preservation_rfcx(self):
self.assertEqual(
"USER",
saslprep("USER"),
"SASLprep requirement: preserve case")
def test_nfkc_rfcx(self):
self.assertEqual(
"a",
saslprep("\u00AA"),
"SASLprep requirement: NFKC")
self.assertEqual(
"IX",
saslprep("\u2168"),
"SASLprep requirement: NFKC")
def test_prohibited_character_rfcx(self):
with self.assertRaises(
ValueError,
msg="SASLprep requirement: prohibited character (C.2.1)"):
saslprep("\u0007")
with self.assertRaises(
ValueError,
msg="SASLprep requirement: prohibited character (C.8)"):
saslprep("\u200E")
def test_bidirectional_check_rfcx(self):
with self.assertRaises(
ValueError,
msg="SASLprep requirement: bidirectional check"):
saslprep("\u0627\u0031")
def test_unassigned(self):
with self.assertRaises(
ValueError,
msg="SASLprep requirement: unassigned"):
saslprep("\u0221", allow_unassigned=False)
with self.assertRaises(
ValueError,
msg="enforce no unassigned by default"):
saslprep("\u0221")
self.assertEqual(
"\u0221",
saslprep("\u0221", allow_unassigned=True))
class Testtrace(unittest.TestCase):
def test_identity_rfcx(self):
self.assertEqual(
"user",
trace("user"),
"trace requirement: identity transform")
def test_case_preservation_rfcx(self):
self.assertEqual(
"USER",
trace("USER"),
"trace requirement: preserve case")
def test_prohibited_character_rfcx(self):
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.2.1)"):
trace("\u0007")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.2.2)"):
trace("\u070F")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.3)"):
trace("\uE000")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.4)"):
trace("\uFDEF")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.5)"):
trace("\uD800")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.6)"):
trace("\uFFF9")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.8)"):
trace("\u0340")
with self.assertRaises(
ValueError,
msg="trace requirement: prohibited character (C.9)"):
trace("\U000E0001")
def test_bidirectional_check_rfcx(self):
with self.assertRaises(
ValueError,
msg="trace requirement: bidirectional check"):
trace("\u0627\u0031")
|
