[pypy-svn] r54474 - pypy/dist/pypy/lib/app_test/ctypes_tests

[arigo at codespeak.net]

Author: arigo
Date: Tue May  6 14:21:43 2008
New Revision: 54474

Modified:
   pypy/dist/pypy/lib/app_test/ctypes_tests/test_extra.py
Log:
Test for r54473.


Modified: pypy/dist/pypy/lib/app_test/ctypes_tests/test_extra.py
==============================================================================
--- pypy/dist/pypy/lib/app_test/ctypes_tests/test_extra.py	(original)
+++ pypy/dist/pypy/lib/app_test/ctypes_tests/test_extra.py	Tue May  6 14:21:43 2008
@@ -228,3 +228,13 @@
     def test_from_param(self):
         # other working cases of from_param
         assert isinstance(c_void_p.from_param((c_int * 4)()), c_int*4)
+
+    def test_cast_none(self):
+        def check(P):
+            x = cast(None, P)
+            assert isinstance(x, P)
+            assert not x
+        check(c_void_p)
+        check(c_char_p)
+        check(POINTER(c_int))
+        check(POINTER(c_int * 10))