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gh-131015: Add test for bytes formatting errors (#131881)

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Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Ageev Maxim 2025-04-05 11:30:16 +03:00 • committed by GitHub
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1 changed files with 29 additions and 2 deletions
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31
Lib/test/test_bytes.py
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@ -772,8 +772,35 @@ class BaseBytesTest:
check(b'%i%b %*.*b', (10, b'3', 5, 3, b'abc',), b'103 abc')
check(b'%c', b'a', b'a')
self.assertRaisesRegex(TypeError, '%i format: a real number is required, not complex', operator.mod, '%i', 2j)
self.assertRaisesRegex(TypeError, '%d format: a real number is required, not complex', operator.mod, '%d', 2j)
class PseudoFloat:
def __init__(self, value):
self.value = float(value)
def __int__(self):
return int(self.value)
pi = PseudoFloat(3.1415)
exceptions_params = [
('%x format: an integer is required, not float', b'%x', 3.14),
('%X format: an integer is required, not float', b'%X', 2.11),
('%o format: an integer is required, not float', b'%o', 1.79),
('%x format: an integer is required, not PseudoFloat', b'%x', pi),
('%x format: an integer is required, not complex', b'%x', 3j),
('%X format: an integer is required, not complex', b'%X', 2j),
('%o format: an integer is required, not complex', b'%o', 1j),
('%u format: a real number is required, not complex', b'%u', 3j),
('%i format: a real number is required, not complex', b'%i', 2j),
('%d format: a real number is required, not complex', b'%d', 2j),
(
r'%c requires an integer in range\(256\)'
r' or a single byte, not .*\.PseudoFloat',
b'%c', pi
),
]
for msg, format_bytes, value in exceptions_params:
with self.assertRaisesRegex(TypeError, msg):
operator.mod(format_bytes, value)
def test_imod(self):
b = self.type2test(b'hello, %b!')