[Python-checkins] cpython (3.1): Add tests for tarfile extractall feature when with symlinks

[senthil.kumaran]

http://hg.python.org/cpython/rev/4f9a289a1f6d
changeset:   69654:4f9a289a1f6d
branch:      3.1
parent:      69649:99d5542399a1
user:        Senthil Kumaran <orsenthil at gmail.com>
date:        Thu Apr 28 15:38:12 2011 +0800
summary:
  Add tests for tarfile extractall feature when with symlinks

files:
  Lib/test/test_tarfile.py |  27 +++++++++++++++++++++++++++
  1 files changed, 27 insertions(+), 0 deletions(-)


diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
--- a/Lib/test/test_tarfile.py
+++ b/Lib/test/test_tarfile.py
@@ -678,6 +678,33 @@
         finally:
             shutil.rmtree(tempdir)
 
+    def test_extractall_symlinks(self):
+        # Test if extractall works properly when tarfile contains symlinks
+        tempdir = os.path.join(TEMPDIR, "testsymlinks")
+        temparchive = os.path.join(TEMPDIR, "testsymlinks.tar")
+        os.mkdir(tempdir)
+        try:
+            source_file = os.path.join(tempdir,'source')
+            target_file = os.path.join(tempdir,'symlink')
+            with open(source_file,'w') as f:
+                f.write('something\n')
+            os.symlink(source_file, target_file)
+            tar = tarfile.open(temparchive,'w')
+            tar.add(source_file)
+            tar.add(target_file)
+            tar.close()
+            # Let's extract it to the location which contains the symlink
+            tar = tarfile.open(temparchive,'r')
+            # this should not raise OSError: [Errno 17] File exists
+            try:
+                tar.extractall(path=tempdir)
+            except OSError:
+                self.fail("extractall failed with symlinked files")
+            finally:
+                tar.close()
+        finally:
+            os.unlink(temparchive)
+            shutil.rmtree(tempdir)
 
 class StreamWriteTest(WriteTestBase):
 

-- 
Repository URL: http://hg.python.org/cpython