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Issue #23640: int.from_bytes() no longer bypasses constructors for subclasses.

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This commit is contained in:
Serhiy Storchaka 2016-05-12 10:39:32 +03:00
commit 1f364438ad
6 changed files with 56 additions and 21 deletions
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12
Lib/test/test_enum.py
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@ -564,6 +564,18 @@ class TestEnum(unittest.TestCase):
self.assertEqual([k for k,v in WeekDay.__members__.items()
if v.name != k], ['TEUSDAY', ])
def test_intenum_from_bytes(self):
self.assertIs(IntStooges.from_bytes(b'\x00\x03', 'big'), IntStooges.MOE)
with self.assertRaises(ValueError):
IntStooges.from_bytes(b'\x00\x05', 'big')
def test_floatenum_fromhex(self):
h = float.hex(FloatStooges.MOE.value)
self.assertIs(FloatStooges.fromhex(h), FloatStooges.MOE)
h = float.hex(FloatStooges.MOE.value + 0.01)
with self.assertRaises(ValueError):
FloatStooges.fromhex(h)
def test_pickle_enum(self):
if isinstance(Stooges, Exception):
raise Stooges