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def test_fancy_rename(self):
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# This should work everywhere
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self.create_file('a', 'something in a\n')
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self.create_file('a', b'something in a\n')
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self._fancy_rename('a', 'b')
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self.assertPathDoesNotExist('a')
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self.assertPathExists('b')
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self.check_file_contents('b', 'something in a\n')
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self.check_file_contents('b', b'something in a\n')
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self.create_file('a', 'new something in a\n')
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self.create_file('a', b'new something in a\n')
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self._fancy_rename('b', 'a')
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self.check_file_contents('a', 'something in a\n')
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self.check_file_contents('a', b'something in a\n')
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def test_fancy_rename_fails_source_missing(self):
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# An exception should be raised, and the target should be left in place
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self.create_file('target', 'data in target\n')
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self.create_file('target', b'data in target\n')
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self.assertRaises((IOError, OSError), self._fancy_rename,
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155
'missingsource', 'target')
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self.assertPathExists('target')
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self.check_file_contents('target', 'data in target\n')
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self.check_file_contents('target', b'data in target\n')
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def test_fancy_rename_fails_if_source_and_target_missing(self):
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self.assertRaises((IOError, OSError), self._fancy_rename,
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def test_rename(self):
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# Rename should be semi-atomic on all platforms
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self.create_file('a', 'something in a\n')
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self.create_file('a', b'something in a\n')
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osutils.rename('a', 'b')
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self.assertPathDoesNotExist('a')
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self.assertPathExists('b')
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self.check_file_contents('b', 'something in a\n')
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self.check_file_contents('b', b'something in a\n')
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self.create_file('a', 'new something in a\n')
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self.create_file('a', b'new something in a\n')
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osutils.rename('b', 'a')
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self.check_file_contents('a', 'something in a\n')
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self.check_file_contents('a', b'something in a\n')
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# TODO: test fancy_rename using a MemoryTransport
added
removed
breezy/tests/test_osutils.py
