Re: [Python-Dev] cpython (2.7): Fix posixpath.realpath() for multiple pardirs (fixes issue #6975).

2013年2月18日 09:58:28 -0800

On 18.02.13 19:26, Antoine Pitrou wrote:
On 2013年2月18日 11:24:40 +0100 (CET)
serhiy.storchaka <[email protected]> wrote:
+ def test_realpath_curdir(self):
+ self.assertEqual(realpath('.'), os.getcwd())
+ self.assertEqual(realpath('./.'), os.getcwd())
+ self.assertEqual(realpath('/'.join(['.'] * 100)), os.getcwd())
+
+ def test_realpath_pardir(self):
+ self.assertEqual(realpath('..'), dirname(os.getcwd()))
+ self.assertEqual(realpath('../..'), dirname(dirname(os.getcwd())))
+ self.assertEqual(realpath('/'.join(['..'] * 100)), '/')
What if there's a symlink along os.getcwd()?
1. AFAIK, os.getcwd() returns the path with resolved symlinks.
2. realpath() first resolve relative path and then prepends cwd to the result.
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