mirror of https://github.com/python/cpython
81 lines
2.7 KiB
Python
81 lines
2.7 KiB
Python
#-*- coding: ISO-8859-1 -*-
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# pysqlite2/test/regression.py: pysqlite regression tests
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#
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# Copyright (C) 2007 Gerhard Häring <gh@ghaering.de>
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#
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# This file is part of pysqlite.
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#
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# This software is provided 'as-is', without any express or implied
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# warranty. In no event will the authors be held liable for any damages
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# arising from the use of this software.
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#
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# Permission is granted to anyone to use this software for any purpose,
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# including commercial applications, and to alter it and redistribute it
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# freely, subject to the following restrictions:
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#
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# 1. The origin of this software must not be misrepresented; you must not
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# claim that you wrote the original software. If you use this software
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# in a product, an acknowledgment in the product documentation would be
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# appreciated but is not required.
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# 2. Altered source versions must be plainly marked as such, and must not be
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# misrepresented as being the original software.
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# 3. This notice may not be removed or altered from any source distribution.
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from __future__ import with_statement
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import unittest
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import sqlite3 as sqlite
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did_rollback = False
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class MyConnection(sqlite.Connection):
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def rollback(self):
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global did_rollback
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did_rollback = True
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sqlite.Connection.rollback(self)
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class ContextTests(unittest.TestCase):
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def setUp(self):
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global did_rollback
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self.con = sqlite.connect(":memory:", factory=MyConnection)
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self.con.execute("create table test(c unique)")
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did_rollback = False
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def tearDown(self):
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self.con.close()
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def CheckContextManager(self):
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"""Can the connection be used as a context manager at all?"""
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with self.con:
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pass
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def CheckContextManagerCommit(self):
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"""Is a commit called in the context manager?"""
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with self.con:
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self.con.execute("insert into test(c) values ('foo')")
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self.con.rollback()
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count = self.con.execute("select count(*) from test").fetchone()[0]
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self.assertEqual(count, 1)
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def CheckContextManagerRollback(self):
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"""Is a rollback called in the context manager?"""
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global did_rollback
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self.assertEqual(did_rollback, False)
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try:
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with self.con:
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self.con.execute("insert into test(c) values (4)")
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self.con.execute("insert into test(c) values (4)")
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except sqlite.IntegrityError:
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pass
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self.assertEqual(did_rollback, True)
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def suite():
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ctx_suite = unittest.makeSuite(ContextTests, "Check")
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return unittest.TestSuite((ctx_suite,))
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def test():
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runner = unittest.TextTestRunner()
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runner.run(suite())
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if __name__ == "__main__":
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test()
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