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GH-110488: Fix two small issues in pathlib.PurePath.with_name() (#110651)

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Ensure that `PurePath('foo/a').with_name('.')` raises `ValueError`

Ensure that `PureWindowsPath('foo/a').with_name('a:b')` does not raise
`ValueError`.
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Barney Gale 2023-10-11 04:45:11 +01:00 • committed by GitHub
parent 790ecf6302
commit b5f7777cb3
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3 changed files with 15 additions and 6 deletions
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14
Lib/test/test_pathlib.py
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@ -614,6 +614,7 @@ class PurePathTest(unittest.TestCase):
self.assertRaises(ValueError, P('.').with_name, 'd.xml')
self.assertRaises(ValueError, P('/').with_name, 'd.xml')
self.assertRaises(ValueError, P('a/b').with_name, '')
self.assertRaises(ValueError, P('a/b').with_name, '.')
self.assertRaises(ValueError, P('a/b').with_name, '/c')
self.assertRaises(ValueError, P('a/b').with_name, 'c/')
self.assertRaises(ValueError, P('a/b').with_name, 'c/d')
@ -631,6 +632,7 @@ class PurePathTest(unittest.TestCase):
self.assertRaises(ValueError, P('.').with_stem, 'd')
self.assertRaises(ValueError, P('/').with_stem, 'd')
self.assertRaises(ValueError, P('a/b').with_stem, '')
self.assertRaises(ValueError, P('a/b').with_stem, '.')
self.assertRaises(ValueError, P('a/b').with_stem, '/c')
self.assertRaises(ValueError, P('a/b').with_stem, 'c/')
self.assertRaises(ValueError, P('a/b').with_stem, 'c/d')
@ -1235,8 +1237,10 @@ class PureWindowsPathTest(PurePathTest):
self.assertRaises(ValueError, P('c:').with_name, 'd.xml')
self.assertRaises(ValueError, P('c:/').with_name, 'd.xml')
self.assertRaises(ValueError, P('//My/Share').with_name, 'd.xml')
self.assertRaises(ValueError, P('c:a/b').with_name, 'd:')
self.assertRaises(ValueError, P('c:a/b').with_name, 'd:e')
self.assertEqual(str(P('a').with_name('d:')), '.\\d:')
self.assertEqual(str(P('a').with_name('d:e')), '.\\d:e')
self.assertEqual(P('c:a/b').with_name('d:'), P('c:a/d:'))
self.assertEqual(P('c:a/b').with_name('d:e'), P('c:a/d:e'))
self.assertRaises(ValueError, P('c:a/b').with_name, 'd:/e')
self.assertRaises(ValueError, P('c:a/b').with_name, '//My/Share')
@ -1249,8 +1253,10 @@ class PureWindowsPathTest(PurePathTest):
self.assertRaises(ValueError, P('c:').with_stem, 'd')
self.assertRaises(ValueError, P('c:/').with_stem, 'd')
self.assertRaises(ValueError, P('//My/Share').with_stem, 'd')
self.assertRaises(ValueError, P('c:a/b').with_stem, 'd:')
self.assertRaises(ValueError, P('c:a/b').with_stem, 'd:e')
self.assertEqual(str(P('a').with_stem('d:')), '.\\d:')
self.assertEqual(str(P('a').with_stem('d:e')), '.\\d:e')
self.assertEqual(P('c:a/b').with_stem('d:'), P('c:a/d:'))
self.assertEqual(P('c:a/b').with_stem('d:e'), P('c:a/d:e'))
self.assertRaises(ValueError, P('c:a/b').with_stem, 'd:/e')
self.assertRaises(ValueError, P('c:a/b').with_stem, '//My/Share')