[ctypes-commit] ctypes/ctypes/test test_cast.py,1.3,1.4

[Thomas H. <th...@us...>]

Update of /cvsroot/ctypes/ctypes/ctypes/test
In directory sc8-pr-cvs4.sourceforge.net:/tmp/cvs-serv6506

Modified Files:
	test_cast.py 
Log Message:
Better test for the cast function.


Index: test_cast.py
===================================================================
RCS file: /cvsroot/ctypes/ctypes/ctypes/test/test_cast.py,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** test_cast.py	19 Apr 2006 16:42:28 -0000	1.3
--- test_cast.py	9 Jun 2006 07:02:10 -0000	1.4
***************
*** 31,45 ****
          self.failUnlessEqual([ptr[i] for i in range(3)], [42, 17, 2])
  
  
!     def test_ptr2array(self):
!         array = (c_int * 3)(42, 17, 2)
! 
!         from sys import getrefcount
  
-         before = getrefcount(array)
-         ptr = cast(array, POINTER(c_int))
-         self.failUnlessEqual(getrefcount(array), before + 1)
-         del ptr
-         self.failUnlessEqual(getrefcount(array), before)
  
  if __name__ == "__main__":
--- 31,51 ----
          self.failUnlessEqual([ptr[i] for i in range(3)], [42, 17, 2])
  
+     def test_p2a_objects(self):
+         array = (c_char_p * 5)()
+         self.failUnlessEqual(array._objects, None)
+         array[0] = "foo bar"
+         self.failUnlessEqual(array._objects, {'0': "foo bar"})
  
!         p = cast(array, POINTER(c_char_p))
!         # array and p share a common _objects attribute
!         self.failUnless(p._objects is array._objects)
!         self.failUnlessEqual(array._objects, {'0': "foo bar"})
!         p[0] = "spam spam"
!         self.failUnlessEqual(p._objects, {'0': "spam spam"})
!         self.failUnlessEqual(array._objects, {'0': "spam spam"})
!         p[1] = "foo bar"
!         self.failUnlessEqual(p._objects, {'1': 'foo bar', '0': "spam spam"})
!         self.failUnlessEqual(array._objects, {'1': 'foo bar', '0': "spam spam"})
  
  
  if __name__ == "__main__":