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Merged revisions 76452 via svnmerge from 

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r76452 | lars.gustaebel | 2009-11-23 16:46:19 +0100 (Mon, 23 Nov 2009) | 3 lines

  Add a testcase that checks if the TarFile constructor successfully
  closes the internal file object in case of an error (issue #7341).
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This commit is contained in:
Lars Gustäbel 2009-11-23 15:48:33 +00:00
parent 7c5714f78c
commit b7f09238d8
1 changed files with 18 additions and 0 deletions
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18
Lib/test/test_tarfile.py
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@ -309,6 +309,24 @@ class MiscReadTest(CommonReadTest):
self.assertEqual(tarinfo.mtime, os.path.getmtime(path))
tar.close()
def test_init_close_fobj(self):
# Issue #7341: Close the internal file object in the TarFile
# constructor in case of an error. For the test we rely on
# the fact that opening an empty file raises a ReadError.
empty = os.path.join(TEMPDIR, "empty")
open(empty, "wb").write(b"")
try:
tar = object.__new__(tarfile.TarFile)
try:
tar.__init__(empty)
except tarfile.ReadError:
self.assertTrue(tar.fileobj.closed)
else:
self.fail("ReadError not raised")
finally:
os.remove(empty)
class StreamReadTest(CommonReadTest):