1224 lines
44 KiB
Python
1224 lines
44 KiB
Python
#-*- coding: iso-8859-1 -*-
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# pysqlite2/test/dbapi.py: tests for DB-API compliance
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#
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# Copyright (C) 2004-2010 Gerhard H<>ring <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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import threading
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import unittest
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from sqlcipher3 import dbapi2 as sqlite
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#from test.support import TESTFN, unlink
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TESTFN = 'pysqlite3_test'
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from os import unlink
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class ModuleTests(unittest.TestCase):
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def test_APILevel(self):
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self.assertEqual(sqlite.apilevel, "2.0",
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"apilevel is %s, should be 2.0" % sqlite.apilevel)
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def test_ThreadSafety(self):
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self.assertEqual(sqlite.threadsafety, 1,
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"threadsafety is %d, should be 1" % sqlite.threadsafety)
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def test_ParamStyle(self):
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self.assertEqual(sqlite.paramstyle, "qmark",
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"paramstyle is '%s', should be 'qmark'" %
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sqlite.paramstyle)
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def test_Warning(self):
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self.assertTrue(issubclass(sqlite.Warning, Exception),
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"Warning is not a subclass of Exception")
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def test_Error(self):
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self.assertTrue(issubclass(sqlite.Error, Exception),
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"Error is not a subclass of Exception")
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def test_InterfaceError(self):
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self.assertTrue(issubclass(sqlite.InterfaceError, sqlite.Error),
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"InterfaceError is not a subclass of Error")
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def test_DatabaseError(self):
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self.assertTrue(issubclass(sqlite.DatabaseError, sqlite.Error),
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"DatabaseError is not a subclass of Error")
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def test_DataError(self):
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self.assertTrue(issubclass(sqlite.DataError, sqlite.DatabaseError),
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"DataError is not a subclass of DatabaseError")
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def test_OperationalError(self):
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self.assertTrue(issubclass(sqlite.OperationalError, sqlite.DatabaseError),
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"OperationalError is not a subclass of DatabaseError")
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def test_IntegrityError(self):
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self.assertTrue(issubclass(sqlite.IntegrityError, sqlite.DatabaseError),
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"IntegrityError is not a subclass of DatabaseError")
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def test_InternalError(self):
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self.assertTrue(issubclass(sqlite.InternalError, sqlite.DatabaseError),
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"InternalError is not a subclass of DatabaseError")
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def test_ProgrammingError(self):
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self.assertTrue(issubclass(sqlite.ProgrammingError, sqlite.DatabaseError),
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"ProgrammingError is not a subclass of DatabaseError")
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def test_NotSupportedError(self):
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self.assertTrue(issubclass(sqlite.NotSupportedError,
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sqlite.DatabaseError),
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"NotSupportedError is not a subclass of DatabaseError")
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def test_ErrorCodeOnException(self):
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with self.assertRaises(sqlite.Error) as cm:
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db = sqlite.connect('/no/such/file/exists')
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e = cm.exception
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self.assertEqual(e.sqlite_errorcode, sqlite.SQLITE_CANTOPEN)
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self.assertEqual(e.sqlite_errorname, "SQLITE_CANTOPEN")
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self.assertEqual(str(e), "unable to open database file")
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class ConnectionTests(unittest.TestCase):
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def setUp(self):
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self.cx = sqlite.connect(":memory:")
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cu = self.cx.cursor()
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cu.execute("create table test(id integer primary key, name text)")
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cu.execute("insert into test(name) values (?)", ("foo",))
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def tearDown(self):
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self.cx.close()
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def test_Commit(self):
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self.cx.commit()
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def test_CommitAfterNoChanges(self):
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"""
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A commit should also work when no changes were made to the database.
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"""
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self.cx.commit()
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self.cx.commit()
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def test_Rollback(self):
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self.cx.rollback()
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def test_RollbackAfterNoChanges(self):
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"""
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A rollback should also work when no changes were made to the database.
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"""
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self.cx.rollback()
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self.cx.rollback()
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def test_Cursor(self):
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cu = self.cx.cursor()
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def test_FailedOpen(self):
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YOU_CANNOT_OPEN_THIS = "/foo/bar/bla/23534/mydb.db"
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with self.assertRaises(sqlite.OperationalError):
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con = sqlite.connect(YOU_CANNOT_OPEN_THIS)
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def test_Close(self):
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self.cx.close()
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def test_Exceptions(self):
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# Optional DB-API extension.
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self.assertEqual(self.cx.Warning, sqlite.Warning)
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self.assertEqual(self.cx.Error, sqlite.Error)
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self.assertEqual(self.cx.InterfaceError, sqlite.InterfaceError)
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self.assertEqual(self.cx.DatabaseError, sqlite.DatabaseError)
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self.assertEqual(self.cx.DataError, sqlite.DataError)
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self.assertEqual(self.cx.OperationalError, sqlite.OperationalError)
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self.assertEqual(self.cx.IntegrityError, sqlite.IntegrityError)
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self.assertEqual(self.cx.InternalError, sqlite.InternalError)
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self.assertEqual(self.cx.ProgrammingError, sqlite.ProgrammingError)
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self.assertEqual(self.cx.NotSupportedError, sqlite.NotSupportedError)
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def test_InTransaction(self):
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# Can't use db from setUp because we want to test initial state.
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cx = sqlite.connect(":memory:")
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cu = cx.cursor()
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self.assertEqual(cx.in_transaction, False)
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cu.execute("create table transactiontest(id integer primary key, name text)")
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self.assertEqual(cx.in_transaction, False)
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cu.execute("insert into transactiontest(name) values (?)", ("foo",))
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self.assertEqual(cx.in_transaction, True)
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cu.execute("select name from transactiontest where name=?", ["foo"])
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row = cu.fetchone()
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self.assertEqual(cx.in_transaction, True)
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cx.commit()
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self.assertEqual(cx.in_transaction, False)
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cu.execute("select name from transactiontest where name=?", ["foo"])
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row = cu.fetchone()
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self.assertEqual(cx.in_transaction, False)
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def test_InTransactionRO(self):
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with self.assertRaises(AttributeError):
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self.cx.in_transaction = True
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def test_OpenWithPathLikeObject(self):
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""" Checks that we can successfully connect to a database using an object that
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is PathLike, i.e. has __fspath__(). """
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self.addCleanup(unlink, TESTFN)
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class Path:
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def __fspath__(self):
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return TESTFN
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path = Path()
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with sqlite.connect(path) as cx:
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cx.execute('create table test(id integer)')
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def test_OpenUri(self):
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if sqlite.sqlite_version_info < (3, 7, 7):
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with self.assertRaises(sqlite.NotSupportedError):
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sqlite.connect(':memory:', uri=True)
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return
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self.addCleanup(unlink, TESTFN)
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with sqlite.connect(TESTFN) as cx:
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cx.execute('create table test(id integer)')
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with sqlite.connect('file:' + TESTFN, uri=True) as cx:
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cx.execute('insert into test(id) values(0)')
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with sqlite.connect('file:' + TESTFN + '?mode=ro', uri=True) as cx:
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with self.assertRaises(sqlite.OperationalError):
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cx.execute('insert into test(id) values(1)')
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@unittest.skipIf(sqlite.sqlite_version_info >= (3, 3, 1),
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'needs sqlite versions older than 3.3.1')
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def test_SameThreadErrorOnOldVersion(self):
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with self.assertRaises(sqlite.NotSupportedError) as cm:
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sqlite.connect(':memory:', check_same_thread=False)
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self.assertEqual(str(cm.exception), 'shared connections not available')
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class CursorTests(unittest.TestCase):
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def setUp(self):
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self.cx = sqlite.connect(":memory:")
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self.cu = self.cx.cursor()
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self.cu.execute(
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"create table test(id integer primary key, name text, "
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"income number, unique_test text unique)"
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)
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self.cu.execute("insert into test(name) values (?)", ("foo",))
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def tearDown(self):
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self.cu.close()
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self.cx.close()
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def test_ExecuteNoArgs(self):
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self.cu.execute("delete from test")
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def test_ExecuteIllegalSql(self):
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with self.assertRaises(sqlite.OperationalError):
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self.cu.execute("select asdf")
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def test_ExecuteTooMuchSql(self):
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with self.assertRaises(sqlite.Warning):
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self.cu.execute("select 5+4; select 4+5")
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def test_ExecuteTooMuchSql2(self):
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self.cu.execute("select 5+4; -- foo bar")
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def test_ExecuteTooMuchSql3(self):
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self.cu.execute("""
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select 5+4;
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/*
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foo
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*/
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""")
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def test_ExecuteWrongSqlArg(self):
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with self.assertRaises(TypeError):
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self.cu.execute(42)
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def test_ExecuteArgInt(self):
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self.cu.execute("insert into test(id) values (?)", (42,))
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def test_ExecuteArgFloat(self):
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self.cu.execute("insert into test(income) values (?)", (2500.32,))
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def test_ExecuteArgString(self):
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self.cu.execute("insert into test(name) values (?)", ("Hugo",))
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def test_ExecuteArgStringWithZeroByte(self):
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self.cu.execute("insert into test(name) values (?)", ("Hu\x00go",))
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self.cu.execute("select name from test where id=?", (self.cu.lastrowid,))
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row = self.cu.fetchone()
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self.assertEqual(row[0], "Hu\x00go")
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def test_ExecuteNonIterable(self):
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with self.assertRaises(ValueError) as cm:
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self.cu.execute("insert into test(id) values (?)", 42)
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self.assertEqual(str(cm.exception), 'parameters are of unsupported type')
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def test_ExecuteWrongNoOfArgs1(self):
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# too many parameters
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with self.assertRaises(sqlite.ProgrammingError):
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self.cu.execute("insert into test(id) values (?)", (17, "Egon"))
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def test_ExecuteWrongNoOfArgs2(self):
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# too little parameters
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with self.assertRaises(sqlite.ProgrammingError):
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self.cu.execute("insert into test(id) values (?)")
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def test_ExecuteWrongNoOfArgs3(self):
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# no parameters, parameters are needed
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with self.assertRaises(sqlite.ProgrammingError):
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self.cu.execute("insert into test(id) values (?)")
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def test_ExecuteParamList(self):
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("select name from test where name=?", ["foo"])
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row = self.cu.fetchone()
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self.assertEqual(row[0], "foo")
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def test_ExecuteParamSequence(self):
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class L(object):
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def __len__(self):
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return 1
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def __getitem__(self, x):
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assert x == 0
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return "foo"
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("select name from test where name=?", L())
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row = self.cu.fetchone()
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self.assertEqual(row[0], "foo")
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def test_ExecuteDictMapping(self):
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("select name from test where name=:name", {"name": "foo"})
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row = self.cu.fetchone()
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self.assertEqual(row[0], "foo")
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def test_ExecuteDictMapping_Mapping(self):
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class D(dict):
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def __missing__(self, key):
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return "foo"
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("select name from test where name=:name", D())
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row = self.cu.fetchone()
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self.assertEqual(row[0], "foo")
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def test_ExecuteDictMappingTooLittleArgs(self):
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self.cu.execute("insert into test(name) values ('foo')")
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with self.assertRaises(sqlite.ProgrammingError):
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self.cu.execute("select name from test where name=:name and id=:id", {"name": "foo"})
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def test_ExecuteDictMappingNoArgs(self):
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self.cu.execute("insert into test(name) values ('foo')")
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with self.assertRaises(sqlite.ProgrammingError):
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self.cu.execute("select name from test where name=:name")
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def test_ExecuteDictMappingUnnamed(self):
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self.cu.execute("insert into test(name) values ('foo')")
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with self.assertRaises(sqlite.ProgrammingError):
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self.cu.execute("select name from test where name=?", {"name": "foo"})
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def test_Close(self):
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||
self.cu.close()
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def test_RowcountExecute(self):
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self.cu.execute("delete from test")
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("update test set name='bar'")
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self.assertEqual(self.cu.rowcount, 2)
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def test_RowcountSelect(self):
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"""
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pysqlite does not know the rowcount of SELECT statements, because we
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don't fetch all rows after executing the select statement. The rowcount
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has thus to be -1.
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||
"""
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self.cu.execute("select 5 union select 6")
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self.assertEqual(self.cu.rowcount, -1)
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def test_RowcountExecutemany(self):
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self.cu.execute("delete from test")
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self.cu.executemany("insert into test(name) values (?)", [(1,), (2,), (3,)])
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self.assertEqual(self.cu.rowcount, 3)
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def test_TotalChanges(self):
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self.cu.execute("insert into test(name) values ('foo')")
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self.cu.execute("insert into test(name) values ('foo')")
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self.assertLess(2, self.cx.total_changes, msg='total changes reported wrong value')
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# Checks for executemany:
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# Sequences are required by the DB-API, iterators
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# enhancements in pysqlite.
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||
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def test_ExecuteManySequence(self):
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self.cu.executemany("insert into test(income) values (?)", [(x,) for x in range(100, 110)])
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||
|
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def test_ExecuteManyIterator(self):
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||
class MyIter:
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||
def __init__(self):
|
||
self.value = 5
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|
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def __next__(self):
|
||
if self.value == 10:
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raise StopIteration
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||
else:
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self.value += 1
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||
return (self.value,)
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||
|
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self.cu.executemany("insert into test(income) values (?)", MyIter())
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||
|
||
def test_ExecuteManyGenerator(self):
|
||
def mygen():
|
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for i in range(5):
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yield (i,)
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||
|
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self.cu.executemany("insert into test(income) values (?)", mygen())
|
||
|
||
def test_ExecuteManyWrongSqlArg(self):
|
||
with self.assertRaises(TypeError):
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||
self.cu.executemany(42, [(3,)])
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||
|
||
def test_ExecuteManySelect(self):
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
self.cu.executemany("select ?", [(3,)])
|
||
|
||
def test_ExecuteManyNotIterable(self):
|
||
with self.assertRaises(TypeError):
|
||
self.cu.executemany("insert into test(income) values (?)", 42)
|
||
|
||
def test_FetchIter(self):
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||
# Optional DB-API extension.
|
||
self.cu.execute("delete from test")
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||
self.cu.execute("insert into test(id) values (?)", (5,))
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self.cu.execute("insert into test(id) values (?)", (6,))
|
||
self.cu.execute("select id from test order by id")
|
||
lst = []
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||
for row in self.cu:
|
||
lst.append(row[0])
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||
self.assertEqual(lst[0], 5)
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||
self.assertEqual(lst[1], 6)
|
||
|
||
def test_Fetchone(self):
|
||
self.cu.execute("select name from test")
|
||
row = self.cu.fetchone()
|
||
self.assertEqual(row[0], "foo")
|
||
row = self.cu.fetchone()
|
||
self.assertEqual(row, None)
|
||
|
||
def test_FetchoneNoStatement(self):
|
||
cur = self.cx.cursor()
|
||
row = cur.fetchone()
|
||
self.assertEqual(row, None)
|
||
|
||
def test_ArraySize(self):
|
||
# must default ot 1
|
||
self.assertEqual(self.cu.arraysize, 1)
|
||
|
||
# now set to 2
|
||
self.cu.arraysize = 2
|
||
|
||
# now make the query return 3 rows
|
||
self.cu.execute("delete from test")
|
||
self.cu.execute("insert into test(name) values ('A')")
|
||
self.cu.execute("insert into test(name) values ('B')")
|
||
self.cu.execute("insert into test(name) values ('C')")
|
||
self.cu.execute("select name from test")
|
||
res = self.cu.fetchmany()
|
||
|
||
self.assertEqual(len(res), 2)
|
||
|
||
def test_Fetchmany(self):
|
||
self.cu.execute("select name from test")
|
||
res = self.cu.fetchmany(100)
|
||
self.assertEqual(len(res), 1)
|
||
res = self.cu.fetchmany(100)
|
||
self.assertEqual(res, [])
|
||
|
||
def test_FetchmanyKwArg(self):
|
||
"""Checks if fetchmany works with keyword arguments"""
|
||
self.cu.execute("select name from test")
|
||
res = self.cu.fetchmany(size=100)
|
||
self.assertEqual(len(res), 1)
|
||
|
||
def test_Fetchall(self):
|
||
self.cu.execute("select name from test")
|
||
res = self.cu.fetchall()
|
||
self.assertEqual(len(res), 1)
|
||
res = self.cu.fetchall()
|
||
self.assertEqual(res, [])
|
||
|
||
def test_Setinputsizes(self):
|
||
self.cu.setinputsizes([3, 4, 5])
|
||
|
||
def test_Setoutputsize(self):
|
||
self.cu.setoutputsize(5, 0)
|
||
|
||
def test_SetoutputsizeNoColumn(self):
|
||
self.cu.setoutputsize(42)
|
||
|
||
def test_CursorConnection(self):
|
||
# Optional DB-API extension.
|
||
self.assertEqual(self.cu.connection, self.cx)
|
||
|
||
def test_WrongCursorCallable(self):
|
||
with self.assertRaises(TypeError):
|
||
def f(): pass
|
||
cur = self.cx.cursor(f)
|
||
|
||
def test_CursorWrongClass(self):
|
||
class Foo: pass
|
||
foo = Foo()
|
||
with self.assertRaises(TypeError):
|
||
cur = sqlite.Cursor(foo)
|
||
|
||
def test_LastRowIDOnReplace(self):
|
||
"""
|
||
INSERT OR REPLACE and REPLACE INTO should produce the same behavior.
|
||
"""
|
||
sql = '{} INTO test(id, unique_test) VALUES (?, ?)'
|
||
for statement in ('INSERT OR REPLACE', 'REPLACE'):
|
||
with self.subTest(statement=statement):
|
||
self.cu.execute(sql.format(statement), (1, 'foo'))
|
||
self.assertEqual(self.cu.lastrowid, 1)
|
||
|
||
def test_LastRowIDOnIgnore(self):
|
||
self.cu.execute(
|
||
"insert or ignore into test(unique_test) values (?)",
|
||
('test',))
|
||
self.assertEqual(self.cu.lastrowid, 2)
|
||
self.cu.execute(
|
||
"insert or ignore into test(unique_test) values (?)",
|
||
('test',))
|
||
self.assertEqual(self.cu.lastrowid, 2)
|
||
|
||
def test_LastRowIDInsertOR(self):
|
||
results = []
|
||
for statement in ('FAIL', 'ABORT', 'ROLLBACK'):
|
||
sql = 'INSERT OR {} INTO test(unique_test) VALUES (?)'
|
||
with self.subTest(statement='INSERT OR {}'.format(statement)):
|
||
self.cu.execute(sql.format(statement), (statement,))
|
||
results.append((statement, self.cu.lastrowid))
|
||
with self.assertRaises(sqlite.IntegrityError):
|
||
self.cu.execute(sql.format(statement), (statement,))
|
||
results.append((statement, self.cu.lastrowid))
|
||
expected = [
|
||
('FAIL', 2), ('FAIL', 2),
|
||
('ABORT', 3), ('ABORT', 3),
|
||
('ROLLBACK', 4), ('ROLLBACK', 4),
|
||
]
|
||
self.assertEqual(results, expected)
|
||
|
||
class BlobTests(unittest.TestCase):
|
||
def setUp(self):
|
||
self.cx = sqlite.connect(":memory:")
|
||
self.cx.execute("create table test(id integer primary key, blob_col blob)")
|
||
self.blob_data = b"a" * 100
|
||
self.cx.execute("insert into test(blob_col) values (?)", (self.blob_data, ))
|
||
self.blob = self.cx.open_blob("test", "blob_col", 1)
|
||
self.second_data = b"b" * 100
|
||
|
||
def tearDown(self):
|
||
self.blob.close()
|
||
self.cx.close()
|
||
|
||
def test_Length(self):
|
||
self.assertEqual(len(self.blob), 100)
|
||
|
||
def test_Tell(self):
|
||
self.assertEqual(self.blob.tell(), 0)
|
||
|
||
def test_SeekFromBlobStart(self):
|
||
self.blob.seek(10)
|
||
self.assertEqual(self.blob.tell(), 10)
|
||
self.blob.seek(10, 0)
|
||
self.assertEqual(self.blob.tell(), 10)
|
||
|
||
def test_SeekFromCurrentPosition(self):
|
||
self.blob.seek(10, 1)
|
||
self.blob.seek(10, 1)
|
||
self.assertEqual(self.blob.tell(), 20)
|
||
|
||
def test_SeekFromBlobEnd(self):
|
||
self.blob.seek(-10, 2)
|
||
self.assertEqual(self.blob.tell(), 90)
|
||
|
||
def test_BlobSeekOverBlobSize(self):
|
||
with self.assertRaises(ValueError):
|
||
self.blob.seek(1000)
|
||
|
||
def test_BlobSeekUnderBlobSize(self):
|
||
with self.assertRaises(ValueError):
|
||
self.blob.seek(-10)
|
||
|
||
def test_BlobRead(self):
|
||
self.assertEqual(self.blob.read(), self.blob_data)
|
||
|
||
def test_BlobReadSize(self):
|
||
self.assertEqual(len(self.blob.read(10)), 10)
|
||
|
||
def test_BlobReadAdvanceOffset(self):
|
||
self.blob.read(10)
|
||
self.assertEqual(self.blob.tell(), 10)
|
||
|
||
def test_BlobReadStartAtOffset(self):
|
||
self.blob.seek(10)
|
||
self.blob.write(self.second_data[:10])
|
||
self.blob.seek(10)
|
||
self.assertEqual(self.blob.read(10), self.second_data[:10])
|
||
|
||
def test_BlobWrite(self):
|
||
self.blob.write(self.second_data)
|
||
self.assertEqual(self.cx.execute("select blob_col from test").fetchone()[0], self.second_data)
|
||
|
||
def test_BlobWriteAtOffset(self):
|
||
self.blob.seek(50)
|
||
self.blob.write(self.second_data[:50])
|
||
self.assertEqual(self.cx.execute("select blob_col from test").fetchone()[0],
|
||
self.blob_data[:50] + self.second_data[:50])
|
||
|
||
def test_BlobWriteAdvanceOffset(self):
|
||
self.blob.write(self.second_data[:50])
|
||
self.assertEqual(self.blob.tell(), 50)
|
||
|
||
def test_BlobWriteMoreThenBlobSize(self):
|
||
with self.assertRaises(ValueError):
|
||
self.blob.write(b"a" * 1000)
|
||
|
||
def test_BlobReadAfterRowChange(self):
|
||
self.cx.execute("UPDATE test SET blob_col='aaaa' where id=1")
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
self.blob.read()
|
||
|
||
def test_BlobWriteAfterRowChange(self):
|
||
self.cx.execute("UPDATE test SET blob_col='aaaa' where id=1")
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
self.blob.write(b"aaa")
|
||
|
||
def test_BlobWriteWhenReadOnly(self):
|
||
read_only_blob = \
|
||
self.cx.open_blob("test", "blob_col", 1, readonly=True)
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
read_only_blob.write(b"aaa")
|
||
read_only_blob.close()
|
||
|
||
def test_BlobOpenWithBadDb(self):
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
self.cx.open_blob("test", "blob_col", 1, dbname="notexisintg")
|
||
|
||
def test_BlobOpenWithBadTable(self):
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
self.cx.open_blob("notexisintg", "blob_col", 1)
|
||
|
||
def test_BlobOpenWithBadColumn(self):
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
self.cx.open_blob("test", "notexisting", 1)
|
||
|
||
def test_BlobOpenWithBadRow(self):
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
self.cx.open_blob("test", "blob_col", 2)
|
||
|
||
def test_BlobGetItem(self):
|
||
self.assertEqual(self.blob[5], b"a")
|
||
|
||
def test_BlobGetItemIndexOutOfRange(self):
|
||
with self.assertRaises(IndexError):
|
||
self.blob[105]
|
||
with self.assertRaises(IndexError):
|
||
self.blob[-105]
|
||
|
||
def test_BlobGetItemNegativeIndex(self):
|
||
self.assertEqual(self.blob[-5], b"a")
|
||
|
||
def test_BlobGetItemInvalidIndex(self):
|
||
with self.assertRaises(TypeError):
|
||
self.blob[b"a"]
|
||
|
||
def test_BlobGetSlice(self):
|
||
self.assertEqual(self.blob[5:10], b"aaaaa")
|
||
|
||
def test_BlobGetSliceNegativeIndex(self):
|
||
self.assertEqual(self.blob[5:-5], self.blob_data[5:-5])
|
||
|
||
def test_BlobGetSliceInvalidIndex(self):
|
||
with self.assertRaises(TypeError):
|
||
self.blob[5:b"a"]
|
||
|
||
def test_BlobGetSliceWithSkip(self):
|
||
self.blob.write(b"abcdefghij")
|
||
self.assertEqual(self.blob[0:10:2], b"acegi")
|
||
|
||
def test_BlobSetItem(self):
|
||
self.blob[0] = b"b"
|
||
self.assertEqual(self.cx.execute("select blob_col from test").fetchone()[0], b"b" + self.blob_data[1:])
|
||
|
||
def test_BlobSetSlice(self):
|
||
self.blob[0:5] = b"bbbbb"
|
||
self.assertEqual(self.cx.execute("select blob_col from test").fetchone()[0], b"bbbbb" + self.blob_data[5:])
|
||
|
||
def test_BlobSetSliceWithSkip(self):
|
||
self.blob[0:10:2] = b"bbbbb"
|
||
self.assertEqual(self.cx.execute("select blob_col from test").fetchone()[0], b"bababababa" + self.blob_data[10:])
|
||
|
||
def test_BlobGetEmptySlice(self):
|
||
self.assertEqual(self.blob[5:5], b"")
|
||
|
||
def test_BlobSetSliceWrongLength(self):
|
||
with self.assertRaises(IndexError):
|
||
self.blob[5:10] = b"a"
|
||
|
||
def test_BlobConcatNotSupported(self):
|
||
with self.assertRaises(SystemError):
|
||
self.blob + self.blob
|
||
|
||
def test_BlobRepeateNotSupported(self):
|
||
with self.assertRaises(SystemError):
|
||
self.blob * 5
|
||
|
||
def test_BlobContainsNotSupported(self):
|
||
with self.assertRaises(SystemError):
|
||
b"aaaaa" in self.blob
|
||
|
||
@unittest.skipUnless(threading, 'This test requires threading.')
|
||
class ThreadTests(unittest.TestCase):
|
||
def setUp(self):
|
||
self.con = sqlite.connect(":memory:")
|
||
self.cur = self.con.cursor()
|
||
self.cur.execute("create table test(id integer primary key, name text, bin binary, ratio number, ts timestamp)")
|
||
|
||
def tearDown(self):
|
||
self.cur.close()
|
||
self.con.close()
|
||
|
||
def test_ConCursor(self):
|
||
def run(con, errors):
|
||
try:
|
||
cur = con.cursor()
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
t = threading.Thread(target=run, kwargs={"con": self.con, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_ConCommit(self):
|
||
def run(con, errors):
|
||
try:
|
||
con.commit()
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
t = threading.Thread(target=run, kwargs={"con": self.con, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_ConRollback(self):
|
||
def run(con, errors):
|
||
try:
|
||
con.rollback()
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
t = threading.Thread(target=run, kwargs={"con": self.con, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_ConClose(self):
|
||
def run(con, errors):
|
||
try:
|
||
con.close()
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
t = threading.Thread(target=run, kwargs={"con": self.con, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_CurImplicitBegin(self):
|
||
def run(cur, errors):
|
||
try:
|
||
cur.execute("insert into test(name) values ('a')")
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
t = threading.Thread(target=run, kwargs={"cur": self.cur, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_CurClose(self):
|
||
def run(cur, errors):
|
||
try:
|
||
cur.close()
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
t = threading.Thread(target=run, kwargs={"cur": self.cur, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_CurExecute(self):
|
||
def run(cur, errors):
|
||
try:
|
||
cur.execute("select name from test")
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
self.cur.execute("insert into test(name) values ('a')")
|
||
t = threading.Thread(target=run, kwargs={"cur": self.cur, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
def test_CurIterNext(self):
|
||
def run(cur, errors):
|
||
try:
|
||
row = cur.fetchone()
|
||
errors.append("did not raise ProgrammingError")
|
||
return
|
||
except sqlite.ProgrammingError:
|
||
return
|
||
except:
|
||
errors.append("raised wrong exception")
|
||
|
||
errors = []
|
||
self.cur.execute("insert into test(name) values ('a')")
|
||
self.cur.execute("select name from test")
|
||
t = threading.Thread(target=run, kwargs={"cur": self.cur, "errors": errors})
|
||
t.start()
|
||
t.join()
|
||
if len(errors) > 0:
|
||
self.fail("\n".join(errors))
|
||
|
||
class ConstructorTests(unittest.TestCase):
|
||
def test_Date(self):
|
||
d = sqlite.Date(2004, 10, 28)
|
||
|
||
def test_Time(self):
|
||
t = sqlite.Time(12, 39, 35)
|
||
|
||
def test_Timestamp(self):
|
||
ts = sqlite.Timestamp(2004, 10, 28, 12, 39, 35)
|
||
|
||
def test_DateFromTicks(self):
|
||
d = sqlite.DateFromTicks(42)
|
||
|
||
def test_TimeFromTicks(self):
|
||
t = sqlite.TimeFromTicks(42)
|
||
|
||
def test_TimestampFromTicks(self):
|
||
ts = sqlite.TimestampFromTicks(42)
|
||
|
||
def test_Binary(self):
|
||
b = sqlite.Binary(b"\0'")
|
||
|
||
class ExtensionTests(unittest.TestCase):
|
||
def test_ScriptStringSql(self):
|
||
con = sqlite.connect(":memory:")
|
||
cur = con.cursor()
|
||
cur.executescript("""
|
||
-- bla bla
|
||
/* a stupid comment */
|
||
create table a(i);
|
||
insert into a(i) values (5);
|
||
""")
|
||
cur.execute("select i from a")
|
||
res = cur.fetchone()[0]
|
||
self.assertEqual(res, 5)
|
||
|
||
def test_ScriptSyntaxError(self):
|
||
con = sqlite.connect(":memory:")
|
||
cur = con.cursor()
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
cur.executescript("create table test(x); asdf; create table test2(x)")
|
||
|
||
def test_ScriptErrorNormal(self):
|
||
con = sqlite.connect(":memory:")
|
||
cur = con.cursor()
|
||
with self.assertRaises(sqlite.OperationalError):
|
||
cur.executescript("create table test(sadfsadfdsa); select foo from hurz;")
|
||
|
||
def test_CursorExecutescriptAsBytes(self):
|
||
con = sqlite.connect(":memory:")
|
||
cur = con.cursor()
|
||
with self.assertRaises(ValueError) as cm:
|
||
cur.executescript(b"create table test(foo); insert into test(foo) values (5);")
|
||
self.assertEqual(str(cm.exception), 'script argument must be unicode.')
|
||
|
||
def test_ConnectionExecute(self):
|
||
con = sqlite.connect(":memory:")
|
||
result = con.execute("select 5").fetchone()[0]
|
||
self.assertEqual(result, 5, "Basic test of Connection.execute")
|
||
|
||
def test_ConnectionExecutemany(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.execute("create table test(foo)")
|
||
con.executemany("insert into test(foo) values (?)", [(3,), (4,)])
|
||
result = con.execute("select foo from test order by foo").fetchall()
|
||
self.assertEqual(result[0][0], 3, "Basic test of Connection.executemany")
|
||
self.assertEqual(result[1][0], 4, "Basic test of Connection.executemany")
|
||
|
||
def test_ConnectionExecutescript(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.executescript("create table test(foo); insert into test(foo) values (5);")
|
||
result = con.execute("select foo from test").fetchone()[0]
|
||
self.assertEqual(result, 5, "Basic test of Connection.executescript")
|
||
|
||
class ClosedConTests(unittest.TestCase):
|
||
def test_ClosedConCursor(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
cur = con.cursor()
|
||
|
||
def test_ClosedConCommit(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con.commit()
|
||
|
||
def test_ClosedConRollback(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con.rollback()
|
||
|
||
def test_ClosedCurExecute(self):
|
||
con = sqlite.connect(":memory:")
|
||
cur = con.cursor()
|
||
con.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
cur.execute("select 4")
|
||
|
||
def test_ClosedBlobRead(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.execute("create table test(id integer primary key, blob_col blob)")
|
||
con.execute("insert into test(blob_col) values (zeroblob(100))")
|
||
blob = con.open_blob("test", "blob_col", 1)
|
||
con.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
blob.read()
|
||
|
||
def test_ClosedCreateFunction(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
def f(x): return 17
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con.create_function("foo", 1, f)
|
||
|
||
def test_ClosedCreateAggregate(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
class Agg:
|
||
def __init__(self):
|
||
pass
|
||
def step(self, x):
|
||
pass
|
||
def finalize(self):
|
||
return 17
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con.create_aggregate("foo", 1, Agg)
|
||
|
||
def test_ClosedSetAuthorizer(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
def authorizer(*args):
|
||
return sqlite.DENY
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con.set_authorizer(authorizer)
|
||
|
||
def test_ClosedSetProgressCallback(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
def progress(): pass
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con.set_progress_handler(progress, 100)
|
||
|
||
def test_ClosedCall(self):
|
||
con = sqlite.connect(":memory:")
|
||
con.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
con()
|
||
|
||
class ClosedCurTests(unittest.TestCase):
|
||
def test_Closed(self):
|
||
con = sqlite.connect(":memory:")
|
||
cur = con.cursor()
|
||
cur.close()
|
||
|
||
for method_name in ("execute", "executemany", "executescript", "fetchall", "fetchmany", "fetchone"):
|
||
if method_name in ("execute", "executescript"):
|
||
params = ("select 4 union select 5",)
|
||
elif method_name == "executemany":
|
||
params = ("insert into foo(bar) values (?)", [(3,), (4,)])
|
||
else:
|
||
params = []
|
||
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
method = getattr(cur, method_name)
|
||
method(*params)
|
||
|
||
|
||
class SqliteColumnTypeTests(unittest.TestCase):
|
||
def setUp(self):
|
||
self.cx = sqlite.connect(':memory:')
|
||
self.cx.execute('create table test(a TEXT, b datetime)')
|
||
self.cx.execute('create view test_view as select * from test')
|
||
|
||
def test_DeclTypes(self):
|
||
curs = self.cx.execute('select * from test')
|
||
self.assertEqual(curs.description, (
|
||
('a', 'TEXT', None, None, None, None, None),
|
||
('b', 'datetime', None, None, None, None, None),
|
||
))
|
||
|
||
curs = self.cx.execute('select * from test_view')
|
||
self.assertEqual(curs.description, (
|
||
('a', 'TEXT', None, None, None, None, None),
|
||
('b', 'datetime', None, None, None, None, None),
|
||
))
|
||
|
||
# Expressions return NULL decltype, reported as None.
|
||
curs = self.cx.execute('select b + b as c from test_view')
|
||
self.assertEqual(curs.description, (
|
||
('c', None, None, None, None, None, None),
|
||
))
|
||
|
||
|
||
class SqliteOnConflictTests(unittest.TestCase):
|
||
"""
|
||
Tests for SQLite's "insert on conflict" feature.
|
||
|
||
See https://www.sqlite.org/lang_conflict.html for details.
|
||
"""
|
||
|
||
def setUp(self):
|
||
self.cx = sqlite.connect(":memory:")
|
||
self.cu = self.cx.cursor()
|
||
self.cu.execute("""
|
||
CREATE TABLE test(
|
||
id INTEGER PRIMARY KEY, name TEXT, unique_name TEXT UNIQUE
|
||
);
|
||
""")
|
||
|
||
def tearDown(self):
|
||
self.cu.close()
|
||
self.cx.close()
|
||
|
||
def test_OnConflictRollbackWithExplicitTransaction(self):
|
||
self.cx.isolation_level = None # autocommit mode
|
||
self.cu = self.cx.cursor()
|
||
# Start an explicit transaction.
|
||
self.cu.execute("BEGIN")
|
||
self.cu.execute("INSERT INTO test(name) VALUES ('abort_test')")
|
||
self.cu.execute("INSERT OR ROLLBACK INTO test(unique_name) VALUES ('foo')")
|
||
with self.assertRaises(sqlite.IntegrityError):
|
||
self.cu.execute("INSERT OR ROLLBACK INTO test(unique_name) VALUES ('foo')")
|
||
# Use connection to commit.
|
||
self.cx.commit()
|
||
self.cu.execute("SELECT name, unique_name from test")
|
||
# Transaction should have rolled back and nothing should be in table.
|
||
self.assertEqual(self.cu.fetchall(), [])
|
||
|
||
def test_OnConflictAbortRaisesWithExplicitTransactions(self):
|
||
# Abort cancels the current sql statement but doesn't change anything
|
||
# about the current transaction.
|
||
self.cx.isolation_level = None # autocommit mode
|
||
self.cu = self.cx.cursor()
|
||
# Start an explicit transaction.
|
||
self.cu.execute("BEGIN")
|
||
self.cu.execute("INSERT INTO test(name) VALUES ('abort_test')")
|
||
self.cu.execute("INSERT OR ABORT INTO test(unique_name) VALUES ('foo')")
|
||
with self.assertRaises(sqlite.IntegrityError):
|
||
self.cu.execute("INSERT OR ABORT INTO test(unique_name) VALUES ('foo')")
|
||
self.cx.commit()
|
||
self.cu.execute("SELECT name, unique_name FROM test")
|
||
# Expect the first two inserts to work, third to do nothing.
|
||
self.assertEqual(self.cu.fetchall(), [('abort_test', None), (None, 'foo',)])
|
||
|
||
def test_OnConflictRollbackWithoutTransaction(self):
|
||
# Start of implicit transaction
|
||
self.cu.execute("INSERT INTO test(name) VALUES ('abort_test')")
|
||
self.cu.execute("INSERT OR ROLLBACK INTO test(unique_name) VALUES ('foo')")
|
||
with self.assertRaises(sqlite.IntegrityError):
|
||
self.cu.execute("INSERT OR ROLLBACK INTO test(unique_name) VALUES ('foo')")
|
||
self.cu.execute("SELECT name, unique_name FROM test")
|
||
# Implicit transaction is rolled back on error.
|
||
self.assertEqual(self.cu.fetchall(), [])
|
||
|
||
def test_OnConflictAbortRaisesWithoutTransactions(self):
|
||
# Abort cancels the current sql statement but doesn't change anything
|
||
# about the current transaction.
|
||
self.cu.execute("INSERT INTO test(name) VALUES ('abort_test')")
|
||
self.cu.execute("INSERT OR ABORT INTO test(unique_name) VALUES ('foo')")
|
||
with self.assertRaises(sqlite.IntegrityError):
|
||
self.cu.execute("INSERT OR ABORT INTO test(unique_name) VALUES ('foo')")
|
||
# Make sure all other values were inserted.
|
||
self.cu.execute("SELECT name, unique_name FROM test")
|
||
self.assertEqual(self.cu.fetchall(), [('abort_test', None), (None, 'foo',)])
|
||
|
||
def test_OnConflictFail(self):
|
||
self.cu.execute("INSERT OR FAIL INTO test(unique_name) VALUES ('foo')")
|
||
with self.assertRaises(sqlite.IntegrityError):
|
||
self.cu.execute("INSERT OR FAIL INTO test(unique_name) VALUES ('foo')")
|
||
self.assertEqual(self.cu.fetchall(), [])
|
||
|
||
def test_OnConflictIgnore(self):
|
||
self.cu.execute("INSERT OR IGNORE INTO test(unique_name) VALUES ('foo')")
|
||
# Nothing should happen.
|
||
self.cu.execute("INSERT OR IGNORE INTO test(unique_name) VALUES ('foo')")
|
||
self.cu.execute("SELECT unique_name FROM test")
|
||
self.assertEqual(self.cu.fetchall(), [('foo',)])
|
||
|
||
def test_OnConflictReplace(self):
|
||
self.cu.execute("INSERT OR REPLACE INTO test(name, unique_name) VALUES ('Data!', 'foo')")
|
||
# There shouldn't be an IntegrityError exception.
|
||
self.cu.execute("INSERT OR REPLACE INTO test(name, unique_name) VALUES ('Very different data!', 'foo')")
|
||
self.cu.execute("SELECT name, unique_name FROM test")
|
||
self.assertEqual(self.cu.fetchall(), [('Very different data!', 'foo')])
|
||
|
||
|
||
class ClosedBlobTests(unittest.TestCase):
|
||
def setUp(self):
|
||
self.cx = sqlite.connect(":memory:")
|
||
self.cx.execute("create table test(id integer primary key, blob_col blob)")
|
||
self.cx.execute("insert into test(blob_col) values (zeroblob(100))")
|
||
|
||
def tearDown(self):
|
||
self.cx.close()
|
||
|
||
def test_ClosedRead(self):
|
||
self.blob = self.cx.open_blob("test", "blob_col", 1)
|
||
self.blob.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
self.blob.read()
|
||
|
||
def test_ClosedWrite(self):
|
||
self.blob = self.cx.open_blob("test", "blob_col", 1)
|
||
self.blob.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
self.blob.write(b"aaaaaaaaa")
|
||
|
||
def test_ClosedSeek(self):
|
||
self.blob = self.cx.open_blob("test", "blob_col", 1)
|
||
self.blob.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
self.blob.seek(10)
|
||
|
||
def test_ClosedTell(self):
|
||
self.blob = self.cx.open_blob("test", "blob_col", 1)
|
||
self.blob.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
self.blob.tell()
|
||
|
||
def test_ClosedClose(self):
|
||
self.blob = self.cx.open_blob("test", "blob_col", 1)
|
||
self.blob.close()
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
self.blob.close()
|
||
|
||
|
||
class BlobContextManagerTests(unittest.TestCase):
|
||
def setUp(self):
|
||
self.cx = sqlite.connect(":memory:")
|
||
self.cx.execute("create table test(id integer primary key, blob_col blob)")
|
||
self.cx.execute("insert into test(blob_col) values (zeroblob(100))")
|
||
|
||
def tearDown(self):
|
||
self.cx.close()
|
||
|
||
def test_ContextExecute(self):
|
||
data = b"a" * 100
|
||
with self.cx.open_blob("test", "blob_col", 1) as blob:
|
||
blob.write(data)
|
||
self.assertEqual(self.cx.execute("select blob_col from test").fetchone()[0], data)
|
||
|
||
def test_ContextCloseBlob(self):
|
||
with self.cx.open_blob("test", "blob_col", 1) as blob:
|
||
blob.seek(10)
|
||
with self.assertRaises(sqlite.ProgrammingError):
|
||
blob.close()
|
||
|
||
|
||
def suite():
|
||
loader = unittest.TestLoader()
|
||
tests = [loader.loadTestsFromTestCase(t) for t in (
|
||
ModuleTests,
|
||
ConnectionTests,
|
||
CursorTests,
|
||
ThreadTests,
|
||
ConstructorTests,
|
||
ExtensionTests,
|
||
ClosedConTests,
|
||
ClosedCurTests,
|
||
SqliteColumnTypeTests,
|
||
SqliteOnConflictTests,
|
||
BlobTests,
|
||
ClosedBlobTests,
|
||
BlobContextManagerTests)]
|
||
return unittest.TestSuite(tests)
|
||
|
||
def test():
|
||
runner = unittest.TextTestRunner()
|
||
runner.run(suite())
|
||
|
||
if __name__ == "__main__":
|
||
test()
|