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Issue #1757: The hash of a Decimal instance is no longer affected

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by the current context.  Thanks Mark Dickinson.
This commit is contained in:
Facundo Batista 2008-01-08 12:25:20 +00:00
parent f66f95d419
commit 52b25795c0
3 changed files with 31 additions and 3 deletions
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17
Lib/test/test_decimal.py
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@ -980,6 +980,23 @@ class DecimalUsabilityTest(unittest.TestCase):
self.assert_(hash(Decimal('Inf')))
self.assert_(hash(Decimal('-Inf')))
# check that the value of the hash doesn't depend on the
# current context (issue #1757)
c = getcontext()
old_precision = c.prec
x = Decimal("123456789.1")
c.prec = 6
h1 = hash(x)
c.prec = 10
h2 = hash(x)
c.prec = 16
h3 = hash(x)
self.assertEqual(h1, h2)
self.assertEqual(h1, h3)
c.prec = old_precision
def test_min_and_max_methods(self):
d1 = Decimal('15.32')