53 lines
1.7 KiB
Python
Executable File
53 lines
1.7 KiB
Python
Executable File
#!/usr/bin/env python
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# bug_gc.py - test for refcounting/GC bug
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#
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# Copyright (C) 2010-2019 Federico Di Gregorio <fog@debian.org>
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# Copyright (C) 2020-2021 The Psycopg Team
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#
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# psycopg2 is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# In addition, as a special exception, the copyright holders give
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# permission to link this program with the OpenSSL library (or with
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# modified versions of OpenSSL that use the same license as OpenSSL),
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# and distribute linked combinations including the two.
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#
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# You must obey the GNU Lesser General Public License in all respects for
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# all of the code used other than OpenSSL.
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#
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# psycopg2 is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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# License for more details.
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import psycopg2
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import psycopg2.extensions
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import unittest
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import gc
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from .testutils import ConnectingTestCase, skip_if_no_uuid
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class StolenReferenceTestCase(ConnectingTestCase):
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@skip_if_no_uuid
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def test_stolen_reference_bug(self):
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def fish(val, cur):
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gc.collect()
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return 42
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UUID = psycopg2.extensions.new_type((2950,), "UUID", fish)
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psycopg2.extensions.register_type(UUID, self.conn)
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curs = self.conn.cursor()
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curs.execute("select 'b5219e01-19ab-4994-b71e-149225dc51e4'::uuid")
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curs.fetchone()
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def test_suite():
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return unittest.TestLoader().loadTestsFromName(__name__)
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if __name__ == "__main__":
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unittest.main()
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