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Update struct to 3.13.3 and update parts of test.support #5702

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Merged
coolreader18 merged 6 commits into from
Apr 16, 2025
Merged

Update struct to 3.13.3 and update parts of test.support #5702

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213506d
update part of test.support.__init__ to 3.13.2
arihant2math Apr 15, 2025
844090b
update test_struct to 3.13.3
arihant2math Apr 15, 2025
4336b9e
fix test_decimal
arihant2math Apr 15, 2025
a0226df
fix test_csv
arihant2math Apr 15, 2025
3a1a5d3
fix test_unicode
arihant2math Apr 15, 2025
662d3a1
fix test_zlib
arihant2math Apr 15, 2025
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fix test_decimal
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@arihant2math
arihant2math committed Apr 15, 2025
commit 4336b9e787cc88c48d79e1714c706e75d86aa450
75 changes: 2 additions & 73 deletions Lib/test/test_decimal.py
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Original file line number Diff line number Diff line change
Expand Up @@ -34,10 +34,10 @@
import locale
from test.support import (is_resource_enabled,
requires_IEEE_754, requires_docstrings,
requires_legacy_unicode_capi, check_sanitizer)
check_disallow_instantiation)
from test.support import (TestFailed,
run_with_locale, cpython_only,
darwin_malloc_err_warning, is_emscripten)
darwin_malloc_err_warning)
from test.support.import_helper import import_fresh_module
from test.support import threading_helper
from test.support import warnings_helper
Expand Down Expand Up @@ -586,18 +586,6 @@ def test_explicit_from_string(self):
# underscores don't prevent errors
self.assertRaises(InvalidOperation, Decimal, "1_2_\u00003")

@cpython_only
@requires_legacy_unicode_capi()
@warnings_helper.ignore_warnings(category=DeprecationWarning)
def test_from_legacy_strings(self):
import _testcapi
Decimal = self.decimal.Decimal
context = self.decimal.Context()

s = _testcapi.unicode_legacy_string('9.999999')
self.assertEqual(str(Decimal(s)), '9.999999')
self.assertEqual(str(context.create_decimal(s)), '9.999999')

def test_explicit_from_tuples(self):
Decimal = self.decimal.Decimal

Expand Down Expand Up @@ -2928,23 +2916,6 @@ def test_none_args(self):
assert_signals(self, c, 'traps', [InvalidOperation, DivisionByZero,
Overflow])

@cpython_only
@requires_legacy_unicode_capi()
@warnings_helper.ignore_warnings(category=DeprecationWarning)
def test_from_legacy_strings(self):
import _testcapi
c = self.decimal.Context()

for rnd in RoundingModes:
c.rounding = _testcapi.unicode_legacy_string(rnd)
self.assertEqual(c.rounding, rnd)

s = _testcapi.unicode_legacy_string('')
self.assertRaises(TypeError, setattr, c, 'rounding', s)

s = _testcapi.unicode_legacy_string('ROUND_\x00UP')
self.assertRaises(TypeError, setattr, c, 'rounding', s)

def test_pickle(self):

for proto in range(pickle.HIGHEST_PROTOCOL + 1):
Expand Down Expand Up @@ -5654,48 +5625,6 @@ def __abs__(self):
self.assertEqual(Decimal.from_float(cls(101.1)),
Decimal.from_float(101.1))

# Issue 41540:
@unittest.skipIf(sys.platform.startswith("aix"),
"AIX: default ulimit: test is flaky because of extreme over-allocation")
@unittest.skipIf(is_emscripten, "Test is unstable on Emscripten")
@unittest.skipIf(check_sanitizer(address=True, memory=True),
"ASAN/MSAN sanitizer defaults to crashing "
"instead of returning NULL for malloc failure.")
def test_maxcontext_exact_arith(self):

# Make sure that exact operations do not raise MemoryError due
# to huge intermediate values when the context precision is very
# large.

# The following functions fill the available precision and are
# therefore not suitable for large precisions (by design of the
# specification).
MaxContextSkip = ['logical_invert', 'next_minus', 'next_plus',
'logical_and', 'logical_or', 'logical_xor',
'next_toward', 'rotate', 'shift']

Decimal = C.Decimal
Context = C.Context
localcontext = C.localcontext

# Here only some functions that are likely candidates for triggering a
# MemoryError are tested. deccheck.py has an exhaustive test.
maxcontext = Context(prec=C.MAX_PREC, Emin=C.MIN_EMIN, Emax=C.MAX_EMAX)
with localcontext(maxcontext):
self.assertEqual(Decimal(0).exp(), 1)
self.assertEqual(Decimal(1).ln(), 0)
self.assertEqual(Decimal(1).log10(), 0)
self.assertEqual(Decimal(10**2).log10(), 2)
self.assertEqual(Decimal(10**223).log10(), 223)
self.assertEqual(Decimal(10**19).logb(), 19)
self.assertEqual(Decimal(4).sqrt(), 2)
self.assertEqual(Decimal("40E9").sqrt(), Decimal('2.0E+5'))
self.assertEqual(divmod(Decimal(10), 3), (3, 1))
self.assertEqual(Decimal(10) // 3, 3)
self.assertEqual(Decimal(4) / 2, 2)
self.assertEqual(Decimal(400) ** -1, Decimal('0.0025'))


def test_c_signaldict_segfault(self):
# See gh-106263 for details.
SignalDict = type(C.Context().flags)
Expand Down
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