[Python-checkins] python/dist/src/Lib/test test_shutil.py,1.4,1.5

[jlgijsbers at users.sourceforge.net]

Update of /cvsroot/python/python/dist/src/Lib/test
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13343/test

Modified Files:
	test_shutil.py 
Log Message:
Raise an exception when src and dst refer to the same file via a hard link or a
symbolic link (bug #851123 / patch #854853, thanks Gregory Ball).


Index: test_shutil.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Lib/test/test_shutil.py,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** test_shutil.py	14 Jul 2004 00:48:32 -0000	1.4
--- test_shutil.py	14 Aug 2004 13:30:02 -0000	1.5
***************
*** 7,10 ****
--- 7,11 ----
  import os.path
  from test import test_support
+ from test.test_support import TESTFN
  
  class TestShutil(unittest.TestCase):
***************
*** 27,30 ****
--- 28,51 ----
                  pass
  
+     if hasattr(os, "symlink"):
+         def test_dont_copy_file_onto_link_to_itself(self):
+             # bug 851123.
+             os.mkdir(TESTFN)
+             src = os.path.join(TESTFN,'cheese')
+             dst = os.path.join(TESTFN,'shop')
+             try:
+                 f = open(src,'w')
+                 f.write('cheddar')
+                 f.close()
+                 for funcname in 'link','symlink':
+                     getattr(os, funcname)(src, dst)
+                     self.assertRaises(shutil.Error, shutil.copyfile, src, dst)
+                     self.assertEqual(open(src,'r').read(), 'cheddar')
+                     os.remove(dst)
+             finally:
+                 try:
+                     shutil.rmtree(TESTFN)
+                 except OSError:
+                     pass