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gh-151881: Skip tk_inactive negativity check on Windows #152683

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Merged
serhiy-storchaka merged 1 commit into from
Jun 30, 2026
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gh-151881: Skip tk_inactive negativity check on Windows #152683

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5 changes: 4 additions & 1 deletion Lib/test/test_tkinter/test_misc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -592,7 +592,10 @@ def test_tk_inactive(self):
ms = self.root.tk_inactive()
self.assertIsInstance(ms, int)
# A count of milliseconds, or -1 if the windowing system lacks support.
self.assertGreaterEqual(ms, -1)
if self.root._windowingsystem != 'win32':
# On Windows the value can overflow to a negative number
# (Tk ticket 3cb7c4ac72d4).
self.assertGreaterEqual(ms, -1)
# Resetting the timer returns None and does not raise.
self.assertIsNone(self.root.tk_inactive(reset=True))

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