diff options
Diffstat (limited to 'Lib/ctypes')
| -rw-r--r-- | Lib/ctypes/test/test_callbacks.py | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Lib/ctypes/test/test_callbacks.py b/Lib/ctypes/test/test_callbacks.py index 0fa2d9dba7..dabcde65c8 100644 --- a/Lib/ctypes/test/test_callbacks.py +++ b/Lib/ctypes/test/test_callbacks.py @@ -166,6 +166,42 @@ class SampleCallbacksTestCase(unittest.TestCase): self.assertLess(diff, 0.01, "%s not less than 0.01" % diff) + def test_callback_register_int(self): + # Issue #8275: buggy handling of callback args under Win64 + # NOTE: should be run on release builds as well + dll = CDLL(_ctypes_test.__file__) + CALLBACK = CFUNCTYPE(c_int, c_int, c_int, c_int, c_int, c_int) + # All this function does is call the callback with its args squared + func = dll._testfunc_cbk_reg_int + func.argtypes = (c_int, c_int, c_int, c_int, c_int, CALLBACK) + func.restype = c_int + + def callback(a, b, c, d, e): + return a + b + c + d + e + + result = func(2, 3, 4, 5, 6, CALLBACK(callback)) + self.assertEqual(result, callback(2*2, 3*3, 4*4, 5*5, 6*6)) + + def test_callback_register_double(self): + # Issue #8275: buggy handling of callback args under Win64 + # NOTE: should be run on release builds as well + dll = CDLL(_ctypes_test.__file__) + CALLBACK = CFUNCTYPE(c_double, c_double, c_double, c_double, + c_double, c_double) + # All this function does is call the callback with its args squared + func = dll._testfunc_cbk_reg_double + func.argtypes = (c_double, c_double, c_double, + c_double, c_double, CALLBACK) + func.restype = c_double + + def callback(a, b, c, d, e): + return a + b + c + d + e + + result = func(1.1, 2.2, 3.3, 4.4, 5.5, CALLBACK(callback)) + self.assertEqual(result, + callback(1.1*1.1, 2.2*2.2, 3.3*3.3, 4.4*4.4, 5.5*5.5)) + + ################################################################ if __name__ == '__main__': |