From b8189f3b5a2f7e14218934daf909e1ffd8800a0b Mon Sep 17 00:00:00 2001 From: Thomas Heller Date: Wed, 12 Dec 2007 20:01:44 +0000 Subject: Add a comment to explain why we have to restore the original value. --- Lib/ctypes/test/test_values.py | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Lib/ctypes/test/test_values.py b/Lib/ctypes/test/test_values.py index a39674f..476b7b7 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()) -- cgit v0.12