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authorMeador Inge <meadori@gmail.com>2012-05-28 19:21:16 (GMT)
committerMeador Inge <meadori@gmail.com>2012-05-28 19:21:16 (GMT)
commit031e25b0f74ae2c7c82a6d2a3c227e74278b22d9 (patch)
tree529eef2863c5a611a2e0cab151a92f4697ac9e0e /Lib
parent4b6045c30fb47a89cd32ebedc2b8d2603cd72e33 (diff)
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Issue #9041: raised exception is misleading
An issue in ctypes.c_longdouble, ctypes.c_double, and ctypes.c_float that caused an incorrect exception to be returned in the case of overflow has been fixed.
Diffstat (limited to 'Lib')
-rw-r--r--Lib/ctypes/test/test_numbers.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/Lib/ctypes/test/test_numbers.py b/Lib/ctypes/test/test_numbers.py
index 244dbaf..8753a07 100644
--- a/Lib/ctypes/test/test_numbers.py
+++ b/Lib/ctypes/test/test_numbers.py
@@ -217,6 +217,16 @@ class NumberTestCase(unittest.TestCase):
# probably be changed:
self.assertRaises(TypeError, c_int, c_long(42))
+ def test_float_overflow(self):
+ import sys
+ big_int = int(sys.float_info.max) * 2
+ for t in float_types + [c_longdouble]:
+ self.assertRaises(OverflowError, t, big_int)
+ if (hasattr(t, "__ctype_be__")):
+ self.assertRaises(OverflowError, t.__ctype_be__, big_int)
+ if (hasattr(t, "__ctype_le__")):
+ self.assertRaises(OverflowError, t.__ctype_le__, big_int)
+
## def test_perf(self):
## check_perf()