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Issue #1672332: Fix unpickling of subnormal floats, which was raising

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ValueError on some platforms as a result of the platform strtod setting
errno on underflow.
This commit is contained in:
Mark Dickinson 2009-01-24 16:40:29 +00:00
parent c187d11af3
commit a3ecd2c668
3 changed files with 15 additions and 1 deletions
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10
Lib/test/pickletester.py
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@ -535,6 +535,16 @@ class AbstractPickleTests(unittest.TestCase):
got = self.loads(p)
self.assertEqual(n, got)
def test_float(self):
test_values = [0.0, 4.94e-324, 1e-310, 7e-308, 6.626e-34, 0.1, 0.5,
3.14, 263.44582062374053, 6.022e23, 1e30]
test_values = test_values + [-x for x in test_values]
for proto in protocols:
for value in test_values:
pickle = self.dumps(value, proto)
got = self.loads(pickle)
self.assertEqual(value, got)
@run_with_locale('LC_ALL', 'de_DE', 'fr_FR')
def test_float_format(self):
# make sure that floats are formatted locale independent