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bzrlib/tests/test_osutils.py
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# Copyright (C) 2005 by Canonical Ltd
 
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# Copyright (C) 2005 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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        self.assertFormatedDelta('1 second in the future', -1)
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        self.assertFormatedDelta('2 seconds in the future', -2)
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    def test_dereference_path(self):
 
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        if not osutils.has_symlinks():
 
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            raise TestSkipped('Symlinks are not supported on this platform')
 
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        cwd = osutils.realpath('.')
 
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        os.mkdir('bar')
 
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        bar_path = osutils.pathjoin(cwd, 'bar')
 
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        # Using './' to avoid bug #1213894 (first path component not
 
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        # dereferenced) in Python 2.4.1 and earlier
 
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        self.assertEqual(bar_path, osutils.realpath('./bar'))
 
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        os.symlink('bar', 'foo')
 
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        self.assertEqual(bar_path, osutils.realpath('./foo'))
 
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        # Does not dereference terminal symlinks
 
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        foo_path = osutils.pathjoin(cwd, 'foo')
 
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        self.assertEqual(foo_path, osutils.dereference_path('./foo'))
 
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        # Dereferences parent symlinks
 
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        os.mkdir('bar/baz')
 
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        baz_path = osutils.pathjoin(bar_path, 'baz')
 
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        self.assertEqual(baz_path, osutils.dereference_path('./foo/baz'))
 
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        # Dereferences parent symlinks that are the first path element
 
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        self.assertEqual(baz_path, osutils.dereference_path('foo/baz'))
 
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        # Dereferences parent symlinks in absolute paths
 
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        foo_baz_path = osutils.pathjoin(foo_path, 'baz')
 
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        self.assertEqual(baz_path, osutils.dereference_path(foo_baz_path))
 
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class TestSafeUnicode(TestCase):
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