diff options
| -rw-r--r-- | Lib/ctypes/test/test_values.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/ctypes/test/test_values.py b/Lib/ctypes/test/test_values.py index a39674f387..476b7b796f 100644 --- a/Lib/ctypes/test/test_values.py +++ b/Lib/ctypes/test/test_values.py @@ -10,12 +10,16 @@ import _ctypes_test class ValuesTestCase(unittest.TestCase): def test_an_integer(self): + # This test checks and changes an integer stored inside the + # _ctypes_test dll/shared lib. ctdll = CDLL(_ctypes_test.__file__) an_integer = c_int.in_dll(ctdll, "an_integer") x = an_integer.value self.failUnlessEqual(x, ctdll.get_an_integer()) an_integer.value *= 2 self.failUnlessEqual(x*2, ctdll.get_an_integer()) + # To avoid test failures when this test is repeated several + # times the original value must be restored an_integer.value = x self.failUnlessEqual(x, ctdll.get_an_integer()) |