From: Barney Gale <barney.gale@gmail.com>
Date: Tue, 15 Apr 2025 18:16:34 +0000 (+0100)
Subject: GH-90812: Add test for `urlopen()` of file URI for UNC path (#132489)
X-Git-Tag: v3.14.0b1~467
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f3192dac669ce14016efcec267ef331108d6b442;p=thirdparty%2FPython%2Fcpython.git

GH-90812: Add test for `urlopen()` of file URI for UNC path (#132489)
---

diff --git a/Lib/test/test_urllib.py b/Lib/test/test_urllib.py
index da3db2f4e550..90de828cc712 100644
--- a/Lib/test/test_urllib.py
+++ b/Lib/test/test_urllib.py
@@ -181,6 +181,16 @@ class urlopen_FileTests(unittest.TestCase):
     def test_relativelocalfile(self):
         self.assertRaises(ValueError,urllib.request.urlopen,'./' + self.pathname)
 
+    def test_remote_authority(self):
+        # Test for GH-90812.
+        url = 'file://pythontest.net/foo/bar'
+        with self.assertRaises(urllib.error.URLError) as e:
+            urllib.request.urlopen(url)
+        if os.name == 'nt':
+            self.assertEqual(e.exception.filename, r'\\pythontest.net\foo\bar')
+        else:
+            self.assertEqual(e.exception.reason, 'file:// scheme is supported only on localhost')
+
 
 class ProxyTests(unittest.TestCase):