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gh-121651: Fix pdb header test #121724

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Merged
merged 2 commits into from
Jul 13, 2024
Merged

gh-121651: Fix pdb header test #121724

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38d1254
Fix pdb header test
gaogaotiantian Jul 13, 2024
0678911
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gaogaotiantian Jul 13, 2024
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5 changes: 5 additions & 0 deletions Lib/test/test_pdb.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3389,7 +3389,12 @@ def test_header(self):
header = 'Nobody expects... blah, blah, blah'
with ExitStack() as resources:
resources.enter_context(patch('sys.stdout', stdout))
# patch pdb.Pdb.set_trace() to avoid entering the debugger
resources.enter_context(patch.object(pdb.Pdb, 'set_trace'))
# We need to manually clear pdb.Pdb._last_pdb_instance so a
# new instance with stdout redirected could be created when
# pdb.set_trace() is called.
pdb.Pdb._last_pdb_instance = None
pdb.set_trace(header=header)
self.assertEqual(stdout.getvalue(), header + '\n')

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