https://github.com/python/cpython/commit/6372d48a4d5c394a6638741d0c3c849a20161efb
commit: 6372d48a4d5c394a6638741d0c3c849a20161efb
branch: main
author: Victor Stinner <[email protected]>
committer: vstinner <[email protected]>
date: 2026-05-19T16:09:03+02:00
summary:
gh-149879: Fix test_tempfile on Cygwin (#150081)
On Cygwin, text files are not truncated at the first Ctrl+Z byte.
files:
M Lib/test/test_tempfile.py
diff --git a/Lib/test/test_tempfile.py b/Lib/test/test_tempfile.py
index b2b5390af33b00..0e00ff1d0cc366 100644
--- a/Lib/test/test_tempfile.py
+++ b/Lib/test/test_tempfile.py
@@ -511,6 +511,8 @@ def test_noinherit(self):
self.assertFalse(retval > 0, "child process reports failure %d"%retval)
@unittest.skipUnless(has_textmode, "text mode not available")
+ @unittest.skipIf(sys.platform == "cygwin",
+ "truncate text mode is not supported on Cygwin")
def test_textmode(self):
# _mkstemp_inner can create files in text mode
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