https://github.com/python/cpython/commit/d0e8c100e439e92b1beb5a664843f8c00a88ae2a
commit: d0e8c100e439e92b1beb5a664843f8c00a88ae2a
branch: 3.11
author: Serhiy Storchaka <[email protected]>
committer: ambv <[email protected]>
date: 2024-09-04T17:42:58+02:00
summary:
[3.11] gh-67693: Fix urlunparse() and urlunsplit() for URIs with path starting
with multiple slashes and no authority (GH-113563) (#119025)
(cherry picked from commit e237b25a4fa5626fcd1b1848aa03f725f892e40e)
files:
A Misc/NEWS.d/next/Library/2019-08-27-01-16-50.gh-issue-67693.4NIAiy.rst
M Lib/test/test_urlparse.py
M Lib/urllib/parse.py
diff --git a/Lib/test/test_urlparse.py b/Lib/test/test_urlparse.py
index 4fef4303c48dfc..2376dad81b2fbc 100644
--- a/Lib/test/test_urlparse.py
+++ b/Lib/test/test_urlparse.py
@@ -103,7 +103,9 @@
class UrlParseTestCase(unittest.TestCase):
- def checkRoundtrips(self, url, parsed, split):
+ def checkRoundtrips(self, url, parsed, split, url2=None):
+ if url2 is None:
+ url2 = url
result = urllib.parse.urlparse(url)
self.assertEqual(result, parsed)
t = (result.scheme, result.netloc, result.path,
@@ -111,7 +113,7 @@ def checkRoundtrips(self, url, parsed, split):
self.assertEqual(t, parsed)
# put it back together and it should be the same
result2 = urllib.parse.urlunparse(result)
- self.assertEqual(result2, url)
+ self.assertEqual(result2, url2)
self.assertEqual(result2, result.geturl())
# the result of geturl() is a fixpoint; we can always parse it
@@ -137,7 +139,7 @@ def checkRoundtrips(self, url, parsed, split):
result.query, result.fragment)
self.assertEqual(t, split)
result2 = urllib.parse.urlunsplit(result)
- self.assertEqual(result2, url)
+ self.assertEqual(result2, url2)
self.assertEqual(result2, result.geturl())
# check the fixpoint property of re-parsing the result of geturl()
@@ -175,9 +177,39 @@ def test_qs(self):
def test_roundtrips(self):
str_cases = [
+ ('path/to/file',
+ ('', '', 'path/to/file', '', '', ''),
+ ('', '', 'path/to/file', '', '')),
+ ('/path/to/file',
+ ('', '', '/path/to/file', '', '', ''),
+ ('', '', '/path/to/file', '', '')),
+ ('//path/to/file',
+ ('', 'path', '/to/file', '', '', ''),
+ ('', 'path', '/to/file', '', '')),
+ ('////path/to/file',
+ ('', '', '//path/to/file', '', '', ''),
+ ('', '', '//path/to/file', '', '')),
+ ('scheme:path/to/file',
+ ('scheme', '', 'path/to/file', '', '', ''),
+ ('scheme', '', 'path/to/file', '', '')),
+ ('scheme:/path/to/file',
+ ('scheme', '', '/path/to/file', '', '', ''),
+ ('scheme', '', '/path/to/file', '', '')),
+ ('scheme://path/to/file',
+ ('scheme', 'path', '/to/file', '', '', ''),
+ ('scheme', 'path', '/to/file', '', '')),
+ ('scheme:////path/to/file',
+ ('scheme', '', '//path/to/file', '', '', ''),
+ ('scheme', '', '//path/to/file', '', '')),
('file:///tmp/junk.txt',
('file', '', '/tmp/junk.txt', '', '', ''),
('file', '', '/tmp/junk.txt', '', '')),
+ ('file:////tmp/junk.txt',
+ ('file', '', '//tmp/junk.txt', '', '', ''),
+ ('file', '', '//tmp/junk.txt', '', '')),
+ ('file://///tmp/junk.txt',
+ ('file', '', '///tmp/junk.txt', '', '', ''),
+ ('file', '', '///tmp/junk.txt', '', '')),
('imap://mail.python.org/mbox1',
('imap', 'mail.python.org', '/mbox1', '', '', ''),
('imap', 'mail.python.org', '/mbox1', '', '')),
@@ -208,6 +240,38 @@ def _encode(t):
for url, parsed, split in str_cases + bytes_cases:
self.checkRoundtrips(url, parsed, split)
+ def test_roundtrips_normalization(self):
+ str_cases = [
+ ('///path/to/file',
+ '/path/to/file',
+ ('', '', '/path/to/file', '', '', ''),
+ ('', '', '/path/to/file', '', '')),
+ ('scheme:///path/to/file',
+ 'scheme:/path/to/file',
+ ('scheme', '', '/path/to/file', '', '', ''),
+ ('scheme', '', '/path/to/file', '', '')),
+ ('file:/tmp/junk.txt',
+ 'file:///tmp/junk.txt',
+ ('file', '', '/tmp/junk.txt', '', '', ''),
+ ('file', '', '/tmp/junk.txt', '', '')),
+ ('http:/tmp/junk.txt',
+ 'http:///tmp/junk.txt',
+ ('http', '', '/tmp/junk.txt', '', '', ''),
+ ('http', '', '/tmp/junk.txt', '', '')),
+ ('https:/tmp/junk.txt',
+ 'https:///tmp/junk.txt',
+ ('https', '', '/tmp/junk.txt', '', '', ''),
+ ('https', '', '/tmp/junk.txt', '', '')),
+ ]
+ def _encode(t):
+ return (t[0].encode('ascii'),
+ t[1].encode('ascii'),
+ tuple(x.encode('ascii') for x in t[2]),
+ tuple(x.encode('ascii') for x in t[3]))
+ bytes_cases = [_encode(x) for x in str_cases]
+ for url, url2, parsed, split in str_cases + bytes_cases:
+ self.checkRoundtrips(url, parsed, split, url2)
+
def test_http_roundtrips(self):
# urllib.parse.urlsplit treats 'http:' as an optimized special case,
# so we test both 'http:' and 'https:' in all the following.
diff --git a/Lib/urllib/parse.py b/Lib/urllib/parse.py
index 10c302d34c199c..abf1d1b546682a 100644
--- a/Lib/urllib/parse.py
+++ b/Lib/urllib/parse.py
@@ -525,7 +525,7 @@ def urlunsplit(components):
empty query; the RFC states that these are equivalent)."""
scheme, netloc, url, query, fragment, _coerce_result = (
_coerce_args(*components))
- if netloc or (scheme and scheme in uses_netloc and url[:2] != '//'):
+ if netloc or (scheme and scheme in uses_netloc) or url[:2] == '//':
if url and url[:1] != '/': url = '/' + url
url = '//' + (netloc or '') + url
if scheme:
diff --git
a/Misc/NEWS.d/next/Library/2019-08-27-01-16-50.gh-issue-67693.4NIAiy.rst
b/Misc/NEWS.d/next/Library/2019-08-27-01-16-50.gh-issue-67693.4NIAiy.rst
new file mode 100644
index 00000000000000..22457df03e65c9
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2019-08-27-01-16-50.gh-issue-67693.4NIAiy.rst
@@ -0,0 +1,2 @@
+Fix :func:`urllib.parse.urlunparse` and :func:`urllib.parse.urlunsplit` for
URIs with path starting with multiple slashes and no authority.
+Based on patch by Ashwin Ramaswami.
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