| #-*- coding: iso-8859-1 -*- |
| # pysqlite2/test/dbapi.py: tests for DB-API compliance |
| # |
| # Copyright (C) 2004-2010 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 unittest |
| import sqlite3 as sqlite |
| try: |
| import threading |
| except ImportError: |
| threading = None |
| |
| from test.support import TESTFN, unlink |
| |
| |
| class ModuleTests(unittest.TestCase): |
| def CheckAPILevel(self): |
| self.assertEqual(sqlite.apilevel, "2.0", |
| "apilevel is %s, should be 2.0" % sqlite.apilevel) |
| |
| def CheckThreadSafety(self): |
| self.assertEqual(sqlite.threadsafety, 1, |
| "threadsafety is %d, should be 1" % sqlite.threadsafety) |
| |
| def CheckParamStyle(self): |
| self.assertEqual(sqlite.paramstyle, "qmark", |
| "paramstyle is '%s', should be 'qmark'" % |
| sqlite.paramstyle) |
| |
| def CheckWarning(self): |
| self.assertTrue(issubclass(sqlite.Warning, Exception), |
| "Warning is not a subclass of Exception") |
| |
| def CheckError(self): |
| self.assertTrue(issubclass(sqlite.Error, Exception), |
| "Error is not a subclass of Exception") |
| |
| def CheckInterfaceError(self): |
| self.assertTrue(issubclass(sqlite.InterfaceError, sqlite.Error), |
| "InterfaceError is not a subclass of Error") |
| |
| def CheckDatabaseError(self): |
| self.assertTrue(issubclass(sqlite.DatabaseError, sqlite.Error), |
| "DatabaseError is not a subclass of Error") |
| |
| def CheckDataError(self): |
| self.assertTrue(issubclass(sqlite.DataError, sqlite.DatabaseError), |
| "DataError is not a subclass of DatabaseError") |
| |
| def CheckOperationalError(self): |
| self.assertTrue(issubclass(sqlite.OperationalError, sqlite.DatabaseError), |
| "OperationalError is not a subclass of DatabaseError") |
| |
| def CheckIntegrityError(self): |
| self.assertTrue(issubclass(sqlite.IntegrityError, sqlite.DatabaseError), |
| "IntegrityError is not a subclass of DatabaseError") |
| |
| def CheckInternalError(self): |
| self.assertTrue(issubclass(sqlite.InternalError, sqlite.DatabaseError), |
| "InternalError is not a subclass of DatabaseError") |
| |
| def CheckProgrammingError(self): |
| self.assertTrue(issubclass(sqlite.ProgrammingError, sqlite.DatabaseError), |
| "ProgrammingError is not a subclass of DatabaseError") |
| |
| def CheckNotSupportedError(self): |
| self.assertTrue(issubclass(sqlite.NotSupportedError, |
| sqlite.DatabaseError), |
| "NotSupportedError is not a subclass of DatabaseError") |
| |
| class ConnectionTests(unittest.TestCase): |
| |
| def setUp(self): |
| self.cx = sqlite.connect(":memory:") |
| cu = self.cx.cursor() |
| cu.execute("create table test(id integer primary key, name text)") |
| cu.execute("insert into test(name) values (?)", ("foo",)) |
| |
| def tearDown(self): |
| self.cx.close() |
| |
| def CheckCommit(self): |
| self.cx.commit() |
| |
| def CheckCommitAfterNoChanges(self): |
| """ |
| A commit should also work when no changes were made to the database. |
| """ |
| self.cx.commit() |
| self.cx.commit() |
| |
| def CheckRollback(self): |
| self.cx.rollback() |
| |
| def CheckRollbackAfterNoChanges(self): |
| """ |
| A rollback should also work when no changes were made to the database. |
| """ |
| self.cx.rollback() |
| self.cx.rollback() |
| |
| def CheckCursor(self): |
| cu = self.cx.cursor() |
| |
| def CheckFailedOpen(self): |
| YOU_CANNOT_OPEN_THIS = "/foo/bar/bla/23534/mydb.db" |
| with self.assertRaises(sqlite.OperationalError): |
| con = sqlite.connect(YOU_CANNOT_OPEN_THIS) |
| |
| def CheckClose(self): |
| self.cx.close() |
| |
| def CheckExceptions(self): |
| # Optional DB-API extension. |
| self.assertEqual(self.cx.Warning, sqlite.Warning) |
| self.assertEqual(self.cx.Error, sqlite.Error) |
| self.assertEqual(self.cx.InterfaceError, sqlite.InterfaceError) |
| self.assertEqual(self.cx.DatabaseError, sqlite.DatabaseError) |
| self.assertEqual(self.cx.DataError, sqlite.DataError) |
| self.assertEqual(self.cx.OperationalError, sqlite.OperationalError) |
| self.assertEqual(self.cx.IntegrityError, sqlite.IntegrityError) |
| self.assertEqual(self.cx.InternalError, sqlite.InternalError) |
| self.assertEqual(self.cx.ProgrammingError, sqlite.ProgrammingError) |
| self.assertEqual(self.cx.NotSupportedError, sqlite.NotSupportedError) |
| |
| def CheckInTransaction(self): |
| # Can't use db from setUp because we want to test initial state. |
| cx = sqlite.connect(":memory:") |
| cu = cx.cursor() |
| self.assertEqual(cx.in_transaction, False) |
| cu.execute("create table transactiontest(id integer primary key, name text)") |
| self.assertEqual(cx.in_transaction, False) |
| cu.execute("insert into transactiontest(name) values (?)", ("foo",)) |
| self.assertEqual(cx.in_transaction, True) |
| cu.execute("select name from transactiontest where name=?", ["foo"]) |
| row = cu.fetchone() |
| self.assertEqual(cx.in_transaction, True) |
| cx.commit() |
| self.assertEqual(cx.in_transaction, False) |
| cu.execute("select name from transactiontest where name=?", ["foo"]) |
| row = cu.fetchone() |
| self.assertEqual(cx.in_transaction, False) |
| |
| def CheckInTransactionRO(self): |
| with self.assertRaises(AttributeError): |
| self.cx.in_transaction = True |
| |
| def CheckOpenUri(self): |
| if sqlite.sqlite_version_info < (3, 7, 7): |
| with self.assertRaises(sqlite.NotSupportedError): |
| sqlite.connect(':memory:', uri=True) |
| return |
| self.addCleanup(unlink, TESTFN) |
| with sqlite.connect(TESTFN) as cx: |
| cx.execute('create table test(id integer)') |
| with sqlite.connect('file:' + TESTFN, uri=True) as cx: |
| cx.execute('insert into test(id) values(0)') |
| with sqlite.connect('file:' + TESTFN + '?mode=ro', uri=True) as cx: |
| with self.assertRaises(sqlite.OperationalError): |
| cx.execute('insert into test(id) values(1)') |
| |
| @unittest.skipIf(sqlite.sqlite_version_info >= (3, 3, 1), |
| 'needs sqlite versions older than 3.3.1') |
| def CheckSameThreadErrorOnOldVersion(self): |
| with self.assertRaises(sqlite.NotSupportedError) as cm: |
| sqlite.connect(':memory:', check_same_thread=False) |
| self.assertEqual(str(cm.exception), 'shared connections not available') |
| |
| class CursorTests(unittest.TestCase): |
| 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, income number)") |
| self.cu.execute("insert into test(name) values (?)", ("foo",)) |
| |
| def tearDown(self): |
| self.cu.close() |
| self.cx.close() |
| |
| def CheckExecuteNoArgs(self): |
| self.cu.execute("delete from test") |
| |
| def CheckExecuteIllegalSql(self): |
| with self.assertRaises(sqlite.OperationalError): |
| self.cu.execute("select asdf") |
| |
| def CheckExecuteTooMuchSql(self): |
| with self.assertRaises(sqlite.Warning): |
| self.cu.execute("select 5+4; select 4+5") |
| |
| def CheckExecuteTooMuchSql2(self): |
| self.cu.execute("select 5+4; -- foo bar") |
| |
| def CheckExecuteTooMuchSql3(self): |
| self.cu.execute(""" |
| select 5+4; |
| |
| /* |
| foo |
| */ |
| """) |
| |
| def CheckExecuteWrongSqlArg(self): |
| with self.assertRaises(ValueError): |
| self.cu.execute(42) |
| |
| def CheckExecuteArgInt(self): |
| self.cu.execute("insert into test(id) values (?)", (42,)) |
| |
| def CheckExecuteArgFloat(self): |
| self.cu.execute("insert into test(income) values (?)", (2500.32,)) |
| |
| def CheckExecuteArgString(self): |
| self.cu.execute("insert into test(name) values (?)", ("Hugo",)) |
| |
| def CheckExecuteArgStringWithZeroByte(self): |
| self.cu.execute("insert into test(name) values (?)", ("Hu\x00go",)) |
| |
| self.cu.execute("select name from test where id=?", (self.cu.lastrowid,)) |
| row = self.cu.fetchone() |
| self.assertEqual(row[0], "Hu\x00go") |
| |
| def CheckExecuteNonIterable(self): |
| with self.assertRaises(ValueError) as cm: |
| self.cu.execute("insert into test(id) values (?)", 42) |
| self.assertEqual(str(cm.exception), 'parameters are of unsupported type') |
| |
| def CheckExecuteWrongNoOfArgs1(self): |
| # too many parameters |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.execute("insert into test(id) values (?)", (17, "Egon")) |
| |
| def CheckExecuteWrongNoOfArgs2(self): |
| # too little parameters |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.execute("insert into test(id) values (?)") |
| |
| def CheckExecuteWrongNoOfArgs3(self): |
| # no parameters, parameters are needed |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.execute("insert into test(id) values (?)") |
| |
| def CheckExecuteParamList(self): |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("select name from test where name=?", ["foo"]) |
| row = self.cu.fetchone() |
| self.assertEqual(row[0], "foo") |
| |
| def CheckExecuteParamSequence(self): |
| class L(object): |
| def __len__(self): |
| return 1 |
| def __getitem__(self, x): |
| assert x == 0 |
| return "foo" |
| |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("select name from test where name=?", L()) |
| row = self.cu.fetchone() |
| self.assertEqual(row[0], "foo") |
| |
| def CheckExecuteDictMapping(self): |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("select name from test where name=:name", {"name": "foo"}) |
| row = self.cu.fetchone() |
| self.assertEqual(row[0], "foo") |
| |
| def CheckExecuteDictMapping_Mapping(self): |
| class D(dict): |
| def __missing__(self, key): |
| return "foo" |
| |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("select name from test where name=:name", D()) |
| row = self.cu.fetchone() |
| self.assertEqual(row[0], "foo") |
| |
| def CheckExecuteDictMappingTooLittleArgs(self): |
| self.cu.execute("insert into test(name) values ('foo')") |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.execute("select name from test where name=:name and id=:id", {"name": "foo"}) |
| |
| def CheckExecuteDictMappingNoArgs(self): |
| self.cu.execute("insert into test(name) values ('foo')") |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.execute("select name from test where name=:name") |
| |
| def CheckExecuteDictMappingUnnamed(self): |
| self.cu.execute("insert into test(name) values ('foo')") |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.execute("select name from test where name=?", {"name": "foo"}) |
| |
| def CheckClose(self): |
| self.cu.close() |
| |
| def CheckRowcountExecute(self): |
| self.cu.execute("delete from test") |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("update test set name='bar'") |
| self.assertEqual(self.cu.rowcount, 2) |
| |
| def CheckRowcountSelect(self): |
| """ |
| pysqlite does not know the rowcount of SELECT statements, because we |
| don't fetch all rows after executing the select statement. The rowcount |
| has thus to be -1. |
| """ |
| self.cu.execute("select 5 union select 6") |
| self.assertEqual(self.cu.rowcount, -1) |
| |
| def CheckRowcountExecutemany(self): |
| self.cu.execute("delete from test") |
| self.cu.executemany("insert into test(name) values (?)", [(1,), (2,), (3,)]) |
| self.assertEqual(self.cu.rowcount, 3) |
| |
| def CheckTotalChanges(self): |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.cu.execute("insert into test(name) values ('foo')") |
| self.assertLess(2, self.cx.total_changes, msg='total changes reported wrong value') |
| |
| # Checks for executemany: |
| # Sequences are required by the DB-API, iterators |
| # enhancements in pysqlite. |
| |
| def CheckExecuteManySequence(self): |
| self.cu.executemany("insert into test(income) values (?)", [(x,) for x in range(100, 110)]) |
| |
| def CheckExecuteManyIterator(self): |
| class MyIter: |
| def __init__(self): |
| self.value = 5 |
| |
| def __next__(self): |
| if self.value == 10: |
| raise StopIteration |
| else: |
| self.value += 1 |
| return (self.value,) |
| |
| self.cu.executemany("insert into test(income) values (?)", MyIter()) |
| |
| def CheckExecuteManyGenerator(self): |
| def mygen(): |
| for i in range(5): |
| yield (i,) |
| |
| self.cu.executemany("insert into test(income) values (?)", mygen()) |
| |
| def CheckExecuteManyWrongSqlArg(self): |
| with self.assertRaises(ValueError): |
| self.cu.executemany(42, [(3,)]) |
| |
| def CheckExecuteManySelect(self): |
| with self.assertRaises(sqlite.ProgrammingError): |
| self.cu.executemany("select ?", [(3,)]) |
| |
| def CheckExecuteManyNotIterable(self): |
| with self.assertRaises(TypeError): |
| self.cu.executemany("insert into test(income) values (?)", 42) |
| |
| def CheckFetchIter(self): |
| # Optional DB-API extension. |
| self.cu.execute("delete from test") |
| self.cu.execute("insert into test(id) values (?)", (5,)) |
| self.cu.execute("insert into test(id) values (?)", (6,)) |
| self.cu.execute("select id from test order by id") |
| lst = [] |
| for row in self.cu: |
| lst.append(row[0]) |
| self.assertEqual(lst[0], 5) |
| self.assertEqual(lst[1], 6) |
| |
| def CheckFetchone(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 CheckFetchoneNoStatement(self): |
| cur = self.cx.cursor() |
| row = cur.fetchone() |
| self.assertEqual(row, None) |
| |
| def CheckArraySize(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 CheckFetchmany(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 CheckFetchmanyKwArg(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 CheckFetchall(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 CheckSetinputsizes(self): |
| self.cu.setinputsizes([3, 4, 5]) |
| |
| def CheckSetoutputsize(self): |
| self.cu.setoutputsize(5, 0) |
| |
| def CheckSetoutputsizeNoColumn(self): |
| self.cu.setoutputsize(42) |
| |
| def CheckCursorConnection(self): |
| # Optional DB-API extension. |
| self.assertEqual(self.cu.connection, self.cx) |
| |
| def CheckWrongCursorCallable(self): |
| with self.assertRaises(TypeError): |
| def f(): pass |
| cur = self.cx.cursor(f) |
| |
| def CheckCursorWrongClass(self): |
| class Foo: pass |
| foo = Foo() |
| with self.assertRaises(TypeError): |
| cur = sqlite.Cursor(foo) |
| |
| @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 CheckConCursor(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 CheckConCommit(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 CheckConRollback(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 CheckConClose(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 CheckCurImplicitBegin(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 CheckCurClose(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 CheckCurExecute(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 CheckCurIterNext(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 CheckDate(self): |
| d = sqlite.Date(2004, 10, 28) |
| |
| def CheckTime(self): |
| t = sqlite.Time(12, 39, 35) |
| |
| def CheckTimestamp(self): |
| ts = sqlite.Timestamp(2004, 10, 28, 12, 39, 35) |
| |
| def CheckDateFromTicks(self): |
| d = sqlite.DateFromTicks(42) |
| |
| def CheckTimeFromTicks(self): |
| t = sqlite.TimeFromTicks(42) |
| |
| def CheckTimestampFromTicks(self): |
| ts = sqlite.TimestampFromTicks(42) |
| |
| def CheckBinary(self): |
| b = sqlite.Binary(b"\0'") |
| |
| class ExtensionTests(unittest.TestCase): |
| def CheckScriptStringSql(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 CheckScriptSyntaxError(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 CheckScriptErrorNormal(self): |
| con = sqlite.connect(":memory:") |
| cur = con.cursor() |
| with self.assertRaises(sqlite.OperationalError): |
| cur.executescript("create table test(sadfsadfdsa); select foo from hurz;") |
| |
| def CheckCursorExecutescriptAsBytes(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 CheckConnectionExecute(self): |
| con = sqlite.connect(":memory:") |
| result = con.execute("select 5").fetchone()[0] |
| self.assertEqual(result, 5, "Basic test of Connection.execute") |
| |
| def CheckConnectionExecutemany(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 CheckConnectionExecutescript(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 CheckClosedConCursor(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| with self.assertRaises(sqlite.ProgrammingError): |
| cur = con.cursor() |
| |
| def CheckClosedConCommit(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| with self.assertRaises(sqlite.ProgrammingError): |
| con.commit() |
| |
| def CheckClosedConRollback(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| with self.assertRaises(sqlite.ProgrammingError): |
| con.rollback() |
| |
| def CheckClosedCurExecute(self): |
| con = sqlite.connect(":memory:") |
| cur = con.cursor() |
| con.close() |
| with self.assertRaises(sqlite.ProgrammingError): |
| cur.execute("select 4") |
| |
| def CheckClosedCreateFunction(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| def f(x): return 17 |
| with self.assertRaises(sqlite.ProgrammingError): |
| con.create_function("foo", 1, f) |
| |
| def CheckClosedCreateAggregate(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 CheckClosedSetAuthorizer(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| def authorizer(*args): |
| return sqlite.DENY |
| with self.assertRaises(sqlite.ProgrammingError): |
| con.set_authorizer(authorizer) |
| |
| def CheckClosedSetProgressCallback(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| def progress(): pass |
| with self.assertRaises(sqlite.ProgrammingError): |
| con.set_progress_handler(progress, 100) |
| |
| def CheckClosedCall(self): |
| con = sqlite.connect(":memory:") |
| con.close() |
| with self.assertRaises(sqlite.ProgrammingError): |
| con() |
| |
| class ClosedCurTests(unittest.TestCase): |
| def CheckClosed(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 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 CheckOnConflictRollbackWithExplicitTransaction(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 CheckOnConflictAbortRaisesWithExplicitTransactions(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 CheckOnConflictRollbackWithoutTransaction(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 CheckOnConflictAbortRaisesWithoutTransactions(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 CheckOnConflictFail(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 CheckOnConflictIgnore(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 CheckOnConflictReplace(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')]) |
| |
| |
| def suite(): |
| module_suite = unittest.makeSuite(ModuleTests, "Check") |
| connection_suite = unittest.makeSuite(ConnectionTests, "Check") |
| cursor_suite = unittest.makeSuite(CursorTests, "Check") |
| thread_suite = unittest.makeSuite(ThreadTests, "Check") |
| constructor_suite = unittest.makeSuite(ConstructorTests, "Check") |
| ext_suite = unittest.makeSuite(ExtensionTests, "Check") |
| closed_con_suite = unittest.makeSuite(ClosedConTests, "Check") |
| closed_cur_suite = unittest.makeSuite(ClosedCurTests, "Check") |
| on_conflict_suite = unittest.makeSuite(SqliteOnConflictTests, "Check") |
| return unittest.TestSuite(( |
| module_suite, connection_suite, cursor_suite, thread_suite, |
| constructor_suite, ext_suite, closed_con_suite, closed_cur_suite, |
| on_conflict_suite, |
| )) |
| |
| def test(): |
| runner = unittest.TextTestRunner() |
| runner.run(suite()) |
| |
| if __name__ == "__main__": |
| test() |