1 files changed, 156 insertions, 0 deletions
diff --git a/Lib/sqlite3/test/transactions.py b/Lib/sqlite3/test/transactions.py
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+++ b/Lib/sqlite3/test/transactions.py
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+#-*- coding: ISO-8859-1 -*-
+# pysqlite2/test/transactions.py: tests transactions
+#
+# Copyright (C) 2005 Gerhard Häring <gh@ghaering.de>
+#
+# This file is part of pysqlite.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty.  In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+#    claim that you wrote the original software. If you use this software
+#    in a product, an acknowledgment in the product documentation would be
+#    appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+#    misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+import os, unittest
+import sqlite3 as sqlite
+
+def get_db_path():
+    return "sqlite_testdb"
+
+class TransactionTests(unittest.TestCase):
+    def setUp(self):
+        try:
+            os.remove(get_db_path())
+        except:
+            pass
+
+        self.con1 = sqlite.connect(get_db_path(), timeout=0.1)
+        self.cur1 = self.con1.cursor()
+
+        self.con2 = sqlite.connect(get_db_path(), timeout=0.1)
+        self.cur2 = self.con2.cursor()
+
+    def tearDown(self):
+        self.cur1.close()
+        self.con1.close()
+
+        self.cur2.close()
+        self.con2.close()
+
+        os.unlink(get_db_path())
+
+    def CheckDMLdoesAutoCommitBefore(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.cur1.execute("create table test2(j)")
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchall()
+        self.failUnlessEqual(len(res), 1)
+
+    def CheckInsertStartsTransaction(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchall()
+        self.failUnlessEqual(len(res), 0)
+
+    def CheckUpdateStartsTransaction(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.con1.commit()
+        self.cur1.execute("update test set i=6")
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchone()[0]
+        self.failUnlessEqual(res, 5)
+
+    def CheckDeleteStartsTransaction(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.con1.commit()
+        self.cur1.execute("delete from test")
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchall()
+        self.failUnlessEqual(len(res), 1)
+
+    def CheckReplaceStartsTransaction(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.con1.commit()
+        self.cur1.execute("replace into test(i) values (6)")
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchall()
+        self.failUnlessEqual(len(res), 1)
+        self.failUnlessEqual(res[0][0], 5)
+
+    def CheckToggleAutoCommit(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.con1.isolation_level = None
+        self.failUnlessEqual(self.con1.isolation_level, None)
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchall()
+        self.failUnlessEqual(len(res), 1)
+
+        self.con1.isolation_level = "DEFERRED"
+        self.failUnlessEqual(self.con1.isolation_level , "DEFERRED")
+        self.cur1.execute("insert into test(i) values (5)")
+        self.cur2.execute("select i from test")
+        res = self.cur2.fetchall()
+        self.failUnlessEqual(len(res), 1)
+
+    def CheckRaiseTimeout(self):
+        self.cur1.execute("create table test(i)")
+        self.cur1.execute("insert into test(i) values (5)")
+        try:
+            self.cur2.execute("insert into test(i) values (5)")
+            self.fail("should have raised an OperationalError")
+        except sqlite.OperationalError:
+            pass
+        except:
+            self.fail("should have raised an OperationalError")
+
+class SpecialCommandTests(unittest.TestCase):
+    def setUp(self):
+        self.con = sqlite.connect(":memory:")
+        self.cur = self.con.cursor()
+
+    def CheckVacuum(self):
+        self.cur.execute("create table test(i)")
+        self.cur.execute("insert into test(i) values (5)")
+        self.cur.execute("vacuum")
+
+    def CheckDropTable(self):
+        self.cur.execute("create table test(i)")
+        self.cur.execute("insert into test(i) values (5)")
+        self.cur.execute("drop table test")
+
+    def CheckPragma(self):
+        self.cur.execute("create table test(i)")
+        self.cur.execute("insert into test(i) values (5)")
+        self.cur.execute("pragma count_changes=1")
+
+    def tearDown(self):
+        self.cur.close()
+        self.con.close()
+
+def suite():
+    default_suite = unittest.makeSuite(TransactionTests, "Check")
+    special_command_suite = unittest.makeSuite(SpecialCommandTests, "Check")
+    return unittest.TestSuite((default_suite, special_command_suite))
+
+def test():
+    runner = unittest.TextTestRunner()
+    runner.run(suite())
+
+if __name__ == "__main__":
+    test()