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import unittest
from nbxmpp.stringprep import check_bidi
from nbxmpp.stringprep import nameprep
from nbxmpp.stringprep import nodeprep
from nbxmpp.stringprep import resourceprep
from nbxmpp.stringprep import saslprep
class TestBidi(unittest.TestCase):
def test_empty_string(self):
check_bidi("")
def test_L_RAL_violation(self):
with self.assertRaises(ValueError):
check_bidi("\u05be\u0041")
class TestNodeprep(unittest.TestCase):
def test_map_to_nothing(self):
self.assertEqual(
"ix",
nodeprep("I\u00ADX"),
"Nodeprep requirement: map SOFT HYPHEN to nothing",
)
def test_case_fold(self):
self.assertEqual(
"ssa", nodeprep("ßA"), "Nodeprep requirement: map ß to ss, A to a"
)
def test_nfkc(self):
self.assertEqual("a", nodeprep("\u00AA"), "Nodeprep requirement: NFKC")
self.assertEqual("ix", nodeprep("\u2168"), "Nodeprep requirement: NFKC")
def test_prohibited_character(self):
with self.assertRaisesRegex(
ValueError,
r"U\+0007",
msg="Nodeprep requirement: prohibited character (C.2.1)",
):
nodeprep("\u0007")
with self.assertRaisesRegex(
ValueError,
r"U\+200e",
msg="Nodeprep requirement: prohibited character (C.8)",
):
nodeprep("\u200E")
with self.assertRaisesRegex(
ValueError,
r"U\+003e",
msg="Nodeprep requirement: prohibited character (custom)",
):
nodeprep(">")
def test_unassigned(self):
with self.assertRaises(ValueError, msg="Nodeprep requirement: unassigned"):
nodeprep("\u0221", allow_unassigned=False)
with self.assertRaises(ValueError, msg="enforce no unassigned by default"):
nodeprep("\u0221")
self.assertEqual("\u0221", nodeprep("\u0221", allow_unassigned=True))
class TestNameprep(unittest.TestCase):
def test_map_to_nothing(self):
self.assertEqual(
"ix",
nameprep("I\u00ADX"),
"Nameprep requirement: map SOFT HYPHEN to nothing",
)
def test_case_fold(self):
self.assertEqual(
"ssa", nameprep("ßA"), "Nameprep requirement: map ß to ss, A to a"
)
def test_nfkc(self):
self.assertEqual("a", nodeprep("\u00AA"), "Nameprep requirement: NFKC")
self.assertEqual("ix", nodeprep("\u2168"), "Nameprep requirement: NFKC")
def test_prohibited_character(self):
with self.assertRaisesRegex(
ValueError,
r"U\+06dd",
msg="Nameprep requirement: prohibited character (C.2.2)",
):
nameprep("\u06DD")
with self.assertRaisesRegex(
ValueError,
r"U\+e000",
msg="Nameprep requirement: prohibited character (C.3)",
):
nameprep("\uE000")
with self.assertRaisesRegex(
ValueError,
r"U\+1fffe",
msg="Nameprep requirement: prohibited character (C.4)",
):
nameprep("\U0001FFFE")
with self.assertRaisesRegex(
ValueError,
r"U\+d800",
msg="Nameprep requirement: prohibited character (C.5)",
):
nameprep("\uD800")
with self.assertRaisesRegex(
ValueError,
r"U\+fff9",
msg="Nameprep requirement: prohibited character (C.6)",
):
nameprep("\uFFF9")
with self.assertRaisesRegex(
ValueError,
r"U\+2ff0",
msg="Nameprep requirement: prohibited character (C.7)",
):
nameprep("\u2FF0")
with self.assertRaisesRegex(
ValueError,
r"U\+e0001",
msg="Nameprep requirement: prohibited character (C.9)",
):
nameprep("\U000E0001")
def test_unassigned(self):
with self.assertRaises(ValueError, msg="Nameprep requirement: unassigned"):
nameprep("\u0221", allow_unassigned=False)
with self.assertRaises(ValueError, msg="enforce no unassigned by default"):
nameprep("\u0221")
self.assertEqual("\u0221", nameprep("\u0221", allow_unassigned=True))
class TestResourceprep(unittest.TestCase):
def test_map_to_nothing(self):
self.assertEqual(
"IX",
resourceprep("I\u00ADX"),
"Resourceprep requirement: map SOFT HYPHEN to nothing",
)
def test_nfkc(self):
self.assertEqual("a", resourceprep("\u00AA"), "Resourceprep requirement: NFKC")
self.assertEqual("IX", resourceprep("\u2168"), "Resourceprep requirement: NFKC")
def test_prohibited_character(self):
with self.assertRaisesRegex(
ValueError,
r"U\+0007",
msg="Resourceprep requirement: " "prohibited character (C.2.1)",
):
resourceprep("\u0007")
with self.assertRaisesRegex(
ValueError,
r"U\+200e",
msg="Resourceprep requirement: " "prohibited character (C.8)",
):
resourceprep("\u200E")
def test_unassigned(self):
with self.assertRaises(ValueError, msg="Resourceprep requirement: unassigned"):
resourceprep("\u0221", allow_unassigned=False)
with self.assertRaises(ValueError, msg="enforce no unassigned by default"):
resourceprep("\u0221")
self.assertEqual("\u0221", resourceprep("\u0221", allow_unassigned=True))
class TestSASLprep(unittest.TestCase):
def test_map_to_nothing(self):
self.assertEqual(
"IX",
saslprep("I\u00ADX"),
"SASLprep requirement: map SOFT HYPHEN to nothing",
)
def test_nfkc(self):
self.assertEqual("a", saslprep("\u00AA"), "SASLprep requirement: NFKC")
self.assertEqual("IX", saslprep("\u2168"), "SASLprep requirement: NFKC")
def test_case_fold(self):
self.assertNotEqual(
"user", saslprep("USER"), "SASLprep requirement: No CaseFold"
)
def test_prohibited_character(self):
with self.assertRaisesRegex(
ValueError,
r"U\+0007",
msg="SASLprep requirement: " "prohibited character (C.2.1)",
):
saslprep("\u0007")
def test_bidi_check(self):
with self.assertRaises(ValueError, msg="SASLprep requirement: bidi 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))
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