openstack/oslo.db
Code Issues Proposed changes

Remove oslo namespace package

Browse Source 
Remove the oslo namespace package shims, and the tests for importing
using those names.

Blueprint remove-namespace-packages

Depends-on: Id25875f3ef51c2b84cf2b9362039a5196feaa531
for openstack/tuskar

Change-Id: If3036e03a68c2e865b5f0495c74fe8303de93d21
This commit is contained in:
Doug Hellmann 2015-05-01 19:37:02 +00:00
parent c2b1a791c0
commit 5e9b3af32e
38 changed files with 6 additions and 4667 deletions
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13
oslo/__init__.py
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@ -1,13 +0,0 @@
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
__import__('pkg_resources').declare_namespace(__name__)

26
oslo/db/__init__.py
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@ -1,26 +0,0 @@
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import warnings
def deprecated():
new_name = __name__.replace('.', '_')
warnings.warn(
('The oslo namespace package is deprecated. Please use %s instead.' %
new_name),
DeprecationWarning,
stacklevel=3,
)
deprecated()

15
oslo/db/api.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.api import * # noqa

15
oslo/db/concurrency.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.concurrency import * # noqa

15
oslo/db/exception.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.exception import * # noqa

15
oslo/db/options.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.options import * # noqa

0
oslo/db/sqlalchemy/__init__.py
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16
oslo/db/sqlalchemy/compat/__init__.py
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@ -1,16 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.compat import handle_error # noqa
from oslo_db.sqlalchemy.compat import utils # noqa

15
oslo/db/sqlalchemy/compat/utils.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.compat.utils import * # noqa

15
oslo/db/sqlalchemy/exc_filters.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.exc_filters import * # noqa

15
oslo/db/sqlalchemy/migration.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.migration import * # noqa

18
oslo/db/sqlalchemy/migration_cli/__init__.py
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@ -1,18 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.migration_cli import ext_alembic # noqa
from oslo_db.sqlalchemy.migration_cli import ext_base # noqa
from oslo_db.sqlalchemy.migration_cli import ext_migrate # noqa
from oslo_db.sqlalchemy.migration_cli import manager # noqa

15
oslo/db/sqlalchemy/models.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.models import * # noqa

15
oslo/db/sqlalchemy/provision.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.provision import * # noqa

15
oslo/db/sqlalchemy/session.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.session import * # noqa

15
oslo/db/sqlalchemy/test_base.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.test_base import * # noqa

15
oslo/db/sqlalchemy/test_migrations.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.test_migrations import * # noqa

15
oslo/db/sqlalchemy/utils.py
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@ -1,15 +0,0 @@
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_db.sqlalchemy.utils import * # noqa

6
oslo_db/sqlalchemy/utils.py
View File

@ -337,7 +337,7 @@ def get_table(engine, name):
class InsertFromSelect(object):
"""Form the base for `INSERT INTO table (SELECT ... )` statement.
DEPRECATED: this class is deprecated and will be removed from oslo.db
DEPRECATED: this class is deprecated and will be removed from oslo_db
in a few releases. Use default SQLAlchemy insert from select implementation
instead
@ -662,7 +662,7 @@ def get_connect_string(backend, database, user=None, passwd=None,
Try to get a connection with a very specific set of values, if we get
these then we'll run the tests, otherwise they are skipped
DEPRECATED: this function is deprecated and will be removed from oslo.db
DEPRECATED: this function is deprecated and will be removed from oslo_db
in a few releases. Please use the provisioning system for dealing
with URLs and database provisioning.
@ -683,7 +683,7 @@ def is_backend_avail(backend, database, user=None, passwd=None):
"""Return True if the given backend is available.
DEPRECATED: this function is deprecated and will be removed from oslo.db
DEPRECATED: this function is deprecated and will be removed from oslo_db
in a few releases. Please use the provisioning system to access
databases based on backend availability.

0
oslo_db/tests/old_import_api/__init__.py
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53
oslo_db/tests/old_import_api/base.py
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@ -1,53 +0,0 @@
# Copyright 2010-2011 OpenStack Foundation
# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import os
import fixtures
import testtools
_TRUE_VALUES = ('true', '1', 'yes')
# FIXME(dhellmann) Update this to use oslo.test library
class TestCase(testtools.TestCase):
"""Test case base class for all unit tests."""
def setUp(self):
"""Run before each test method to initialize test environment."""
super(TestCase, self).setUp()
test_timeout = os.environ.get('OS_TEST_TIMEOUT', 0)
try:
test_timeout = int(test_timeout)
except ValueError:
# If timeout value is invalid do not set a timeout.
test_timeout = 0
if test_timeout > 0:
self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
self.useFixture(fixtures.NestedTempfile())
self.useFixture(fixtures.TempHomeDir())
if os.environ.get('OS_STDOUT_CAPTURE') in _TRUE_VALUES:
stdout = self.useFixture(fixtures.StringStream('stdout')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
if os.environ.get('OS_STDERR_CAPTURE') in _TRUE_VALUES:
stderr = self.useFixture(fixtures.StringStream('stderr')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
self.log_fixture = self.useFixture(fixtures.FakeLogger())

0
oslo_db/tests/old_import_api/sqlalchemy/__init__.py
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895
oslo_db/tests/old_import_api/sqlalchemy/test_exc_filters.py
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@ -1,895 +0,0 @@
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Test exception filters applied to engines."""
import contextlib
import itertools
import mock
from oslotest import base as oslo_test_base
import six
import sqlalchemy as sqla
from sqlalchemy import event
from sqlalchemy.orm import mapper
from oslo.db import exception
from oslo.db.sqlalchemy import exc_filters
from oslo.db.sqlalchemy import test_base
from oslo_db.sqlalchemy import engines
from oslo_db.tests import utils as test_utils
_TABLE_NAME = '__tmp__test__tmp__'
class _SQLAExceptionMatcher(object):
def assertInnerException(
self,
matched, exception_type, message, sql=None, params=None):
exc = matched.inner_exception
self.assertSQLAException(exc, exception_type, message, sql, params)
def assertSQLAException(
self,
exc, exception_type, message, sql=None, params=None):
if isinstance(exception_type, (type, tuple)):
self.assertTrue(issubclass(exc.__class__, exception_type))
else:
self.assertEqual(exc.__class__.__name__, exception_type)
if isinstance(message, tuple):
self.assertEqual(
[a.lower()
if isinstance(a, six.string_types) else a
for a in exc.orig.args],
[m.lower()
if isinstance(m, six.string_types) else m for m in message]
)
else:
self.assertEqual(str(exc.orig).lower(), message.lower())
if sql is not None:
self.assertEqual(exc.statement, sql)
if params is not None:
self.assertEqual(exc.params, params)
class TestsExceptionFilter(_SQLAExceptionMatcher, oslo_test_base.BaseTestCase):
class Error(Exception):
"""DBAPI base error.
This exception and subclasses are used in a mock context
within these tests.
"""
class OperationalError(Error):
pass
class InterfaceError(Error):
pass
class InternalError(Error):
pass
class IntegrityError(Error):
pass
class ProgrammingError(Error):
pass
class DataError(Error):
pass
class TransactionRollbackError(OperationalError):
"""Special psycopg2-only error class.
SQLAlchemy has an issue with this per issue #3075:
https://bitbucket.org/zzzeek/sqlalchemy/issue/3075/
"""
def setUp(self):
super(TestsExceptionFilter, self).setUp()
self.engine = sqla.create_engine("sqlite://")
exc_filters.register_engine(self.engine)
self.engine.connect().close() # initialize
@contextlib.contextmanager
def _dbapi_fixture(self, dialect_name):
engine = self.engine
with test_utils.nested(
mock.patch.object(engine.dialect.dbapi,
"Error",
self.Error),
mock.patch.object(engine.dialect, "name", dialect_name),
):
yield
@contextlib.contextmanager
def _fixture(self, dialect_name, exception, is_disconnect=False):
def do_execute(self, cursor, statement, parameters, **kw):
raise exception
engine = self.engine
# ensure the engine has done its initial checks against the
# DB as we are going to be removing its ability to execute a
# statement
self.engine.connect().close()
with test_utils.nested(
mock.patch.object(engine.dialect, "do_execute", do_execute),
# replace the whole DBAPI rather than patching "Error"
# as some DBAPIs might not be patchable (?)
mock.patch.object(engine.dialect,
"dbapi",
mock.Mock(Error=self.Error)),
mock.patch.object(engine.dialect, "name", dialect_name),
mock.patch.object(engine.dialect,
"is_disconnect",
lambda *args: is_disconnect)
):
yield
def _run_test(self, dialect_name, statement, raises, expected,
is_disconnect=False, params=()):
with self._fixture(dialect_name, raises, is_disconnect=is_disconnect):
with self.engine.connect() as conn:
matched = self.assertRaises(
expected, conn.execute, statement, params
)
return matched
class TestFallthroughsAndNonDBAPI(TestsExceptionFilter):
def test_generic_dbapi(self):
matched = self._run_test(
"mysql", "select you_made_a_programming_error",
self.ProgrammingError("Error 123, you made a mistake"),
exception.DBError
)
self.assertInnerException(
matched,
"ProgrammingError",
"Error 123, you made a mistake",
'select you_made_a_programming_error', ())
def test_generic_dbapi_disconnect(self):
matched = self._run_test(
"mysql", "select the_db_disconnected",
self.InterfaceError("connection lost"),
exception.DBConnectionError,
is_disconnect=True
)
self.assertInnerException(
matched,
"InterfaceError", "connection lost",
"select the_db_disconnected", ()),
def test_operational_dbapi_disconnect(self):
matched = self._run_test(
"mysql", "select the_db_disconnected",
self.OperationalError("connection lost"),
exception.DBConnectionError,
is_disconnect=True
)
self.assertInnerException(
matched,
"OperationalError", "connection lost",
"select the_db_disconnected", ()),
def test_operational_error_asis(self):
"""Test operational errors.
test that SQLAlchemy OperationalErrors that aren't disconnects
are passed through without wrapping.
"""
matched = self._run_test(
"mysql", "select some_operational_error",
self.OperationalError("some op error"),
sqla.exc.OperationalError
)
self.assertSQLAException(
matched,
"OperationalError", "some op error"
)
def test_unicode_encode(self):
# intentionally generate a UnicodeEncodeError, as its
# constructor is quite complicated and seems to be non-public
# or at least not documented anywhere.
uee_ref = None
try:
six.u('\u2435').encode('ascii')
except UnicodeEncodeError as uee:
# Python3.x added new scoping rules here (sadly)
# http://legacy.python.org/dev/peps/pep-3110/#semantic-changes
uee_ref = uee
self._run_test(
"postgresql", six.u('select \u2435'),
uee_ref,
exception.DBInvalidUnicodeParameter
)
def test_garden_variety(self):
matched = self._run_test(
"mysql", "select some_thing_that_breaks",
AttributeError("mysqldb has an attribute error"),
exception.DBError
)
self.assertEqual("mysqldb has an attribute error", matched.args[0])
class TestDataError(TestsExceptionFilter):
def test_mysql_incorrect_value(self):
matched = self._run_test(
"mysql", "insert into testtbl (id, b) values (4242, 4242)",
self.OperationalError(
"ERROR 1292 (22007): Incorrect datetime value: '4242' "
"for column 'b' at row 1"
),
exception.DBDataError
)
self.assertInnerException(
matched,
"OperationalError",
("ERROR 1292 (22007): Incorrect datetime value: '4242' for column "
"'b' at row 1"),
"insert into testtbl (id, b) values (4242, 4242)", ())
def test_mysql_data_truncated_for_column(self):
matched = self._run_test(
"mysql", "insert into testtbl (id, b) values (4242, '42aabbccdd')",
self.DataError(
"ERROR 1265 (01000): Data truncated for column 'b' at row 1"),
exception.DBDataError
)
self.assertInnerException(
matched,
"DataError",
"ERROR 1265 (01000): Data truncated for column 'b' at row 1",
"insert into testtbl (id, b) values (4242, '42aabbccdd')", ())
def test_mysql_out_of_range_value(self):
matched = self._run_test(
"mysql", "insert into testtbl (id, b) values (4242, 424242424242)",
self.DataError(
"ERROR 1264 (22003): Out of range value for column 'b' "
"at row 1"),
exception.DBDataError
)
self.assertInnerException(
matched,
"DataError",
"ERROR 1264 (22003): Out of range value for column 'b' at row 1",
"insert into testtbl (id, b) values (4242, 424242424242)", ())
class TestReferenceErrorSQLite(_SQLAExceptionMatcher, test_base.DbTestCase):
def setUp(self):
super(TestReferenceErrorSQLite, self).setUp()
meta = sqla.MetaData(bind=self.engine)
table_1 = sqla.Table(
"resource_foo", meta,
sqla.Column("id", sqla.Integer, primary_key=True),
sqla.Column("foo", sqla.Integer),
mysql_engine='InnoDB',
mysql_charset='utf8',
)
table_1.create()
self.table_2 = sqla.Table(
"resource_entity", meta,
sqla.Column("id", sqla.Integer, primary_key=True),
sqla.Column("foo_id", sqla.Integer,
sqla.ForeignKey("resource_foo.id", name="foo_fkey")),
mysql_engine='InnoDB',
mysql_charset='utf8',
)
self.table_2.create()
def test_raise(self):
self.engine.execute("PRAGMA foreign_keys = ON;")
matched = self.assertRaises(
exception.DBReferenceError,
self.engine.execute,
self.table_2.insert({'id': 1, 'foo_id': 2})
)
self.assertInnerException(
matched,
"IntegrityError",
"FOREIGN KEY constraint failed",
'INSERT INTO resource_entity (id, foo_id) VALUES (?, ?)',
(1, 2)
)
self.assertIsNone(matched.table)
self.assertIsNone(matched.constraint)
self.assertIsNone(matched.key)
self.assertIsNone(matched.key_table)
class TestReferenceErrorPostgreSQL(TestReferenceErrorSQLite,
test_base.PostgreSQLOpportunisticTestCase):
def test_raise(self):
params = {'id': 1, 'foo_id': 2}
matched = self.assertRaises(
exception.DBReferenceError,
self.engine.execute,
self.table_2.insert(params)
)
self.assertInnerException(
matched,
"IntegrityError",
"insert or update on table \"resource_entity\" "
"violates foreign key constraint \"foo_fkey\"\nDETAIL: Key "
"(foo_id)=(2) is not present in table \"resource_foo\".\n",
"INSERT INTO resource_entity (id, foo_id) VALUES (%(id)s, "
"%(foo_id)s)",
params,
)
self.assertEqual("resource_entity", matched.table)
self.assertEqual("foo_fkey", matched.constraint)
self.assertEqual("foo_id", matched.key)
self.assertEqual("resource_foo", matched.key_table)
class TestReferenceErrorMySQL(TestReferenceErrorSQLite,
test_base.MySQLOpportunisticTestCase):
def test_raise(self):
matched = self.assertRaises(
exception.DBReferenceError,
self.engine.execute,
self.table_2.insert({'id': 1, 'foo_id': 2})
)
self.assertInnerException(
matched,
"IntegrityError",
(1452, "Cannot add or update a child row: a "
"foreign key constraint fails (`{0}`.`resource_entity`, "
"CONSTRAINT `foo_fkey` FOREIGN KEY (`foo_id`) REFERENCES "
"`resource_foo` (`id`))".format(self.engine.url.database)),
"INSERT INTO resource_entity (id, foo_id) VALUES (%s, %s)",
(1, 2)
)
self.assertEqual("resource_entity", matched.table)
self.assertEqual("foo_fkey", matched.constraint)
self.assertEqual("foo_id", matched.key)
self.assertEqual("resource_foo", matched.key_table)
def test_raise_ansi_quotes(self):
self.engine.execute("SET SESSION sql_mode = 'ANSI';")
matched = self.assertRaises(
exception.DBReferenceError,
self.engine.execute,
self.table_2.insert({'id': 1, 'foo_id': 2})
)
self.assertInnerException(
matched,
"IntegrityError",
(
1452,
'Cannot add or update a child row: a '
'foreign key constraint fails ("{0}"."resource_entity", '
'CONSTRAINT "foo_fkey" FOREIGN KEY ("foo_id") REFERENCES '
'"resource_foo" ("id"))'.format(self.engine.url.database)
),
"INSERT INTO resource_entity (id, foo_id) VALUES (%s, %s)",
(1, 2)
)
self.assertEqual("resource_entity", matched.table)
self.assertEqual("foo_fkey", matched.constraint)
self.assertEqual("foo_id", matched.key)
self.assertEqual("resource_foo", matched.key_table)
class TestDuplicate(TestsExceptionFilter):
def _run_dupe_constraint_test(self, dialect_name, message,
expected_columns=['a', 'b'],
expected_value=None):
matched = self._run_test(
dialect_name, "insert into table some_values",
self.IntegrityError(message),
exception.DBDuplicateEntry
)
self.assertEqual(expected_columns, matched.columns)
self.assertEqual(expected_value, matched.value)
def _not_dupe_constraint_test(self, dialect_name, statement, message,
expected_cls):
matched = self._run_test(
dialect_name, statement,
self.IntegrityError(message),
expected_cls
)
self.assertInnerException(
matched,
"IntegrityError",
str(self.IntegrityError(message)),
statement
)
def test_sqlite(self):
self._run_dupe_constraint_test("sqlite", 'column a, b are not unique')
def test_sqlite_3_7_16_or_3_8_2_and_higher(self):
self._run_dupe_constraint_test(
"sqlite",
'UNIQUE constraint failed: tbl.a, tbl.b')
def test_sqlite_dupe_primary_key(self):
self._run_dupe_constraint_test(
"sqlite",
"PRIMARY KEY must be unique 'insert into t values(10)'",
expected_columns=[])
def test_mysql_pymysql(self):
self._run_dupe_constraint_test(
"mysql",
'(1062, "Duplicate entry '
'\'2-3\' for key \'uniq_tbl0a0b\'")', expected_value='2-3')
def test_mysql_mysqlconnector(self):
self._run_dupe_constraint_test(
"mysql",
'1062 (23000): Duplicate entry '
'\'2-3\' for key \'uniq_tbl0a0b\'")', expected_value='2-3')
def test_postgresql(self):
self._run_dupe_constraint_test(
'postgresql',
'duplicate key value violates unique constraint'
'"uniq_tbl0a0b"'
'\nDETAIL: Key (a, b)=(2, 3) already exists.\n',
expected_value='2, 3'
)
def test_mysql_single(self):
self._run_dupe_constraint_test(
"mysql",
"1062 (23000): Duplicate entry '2' for key 'b'",
expected_columns=['b'],
expected_value='2'
)
def test_postgresql_single(self):
self._run_dupe_constraint_test(
'postgresql',
'duplicate key value violates unique constraint "uniq_tbl0b"\n'
'DETAIL: Key (b)=(2) already exists.\n',
expected_columns=['b'],
expected_value='2'
)
def test_unsupported_backend(self):
self._not_dupe_constraint_test(
"nonexistent", "insert into table some_values",
self.IntegrityError("constraint violation"),
exception.DBError
)
def test_ibm_db_sa(self):
self._run_dupe_constraint_test(
'ibm_db_sa',
'SQL0803N One or more values in the INSERT statement, UPDATE '
'statement, or foreign key update caused by a DELETE statement are'
' not valid because the primary key, unique constraint or unique '
'index identified by "2" constrains table "NOVA.KEY_PAIRS" from '
'having duplicate values for the index key.',
expected_columns=[]
)
def test_ibm_db_sa_notadupe(self):
self._not_dupe_constraint_test(
'ibm_db_sa',
'ALTER TABLE instance_types ADD CONSTRAINT '
'uniq_name_x_deleted UNIQUE (name, deleted)',
'SQL0542N The column named "NAME" cannot be a column of a '
'primary key or unique key constraint because it can contain null '
'values.',
exception.DBError
)
class TestDeadlock(TestsExceptionFilter):
statement = ('SELECT quota_usages.created_at AS '
'quota_usages_created_at FROM quota_usages '
'WHERE quota_usages.project_id = %(project_id_1)s '
'AND quota_usages.deleted = %(deleted_1)s FOR UPDATE')
params = {
'project_id_1': '8891d4478bbf48ad992f050cdf55e9b5',
'deleted_1': 0
}
def _run_deadlock_detect_test(
self, dialect_name, message,
orig_exception_cls=TestsExceptionFilter.OperationalError):
self._run_test(
dialect_name, self.statement,
orig_exception_cls(message),
exception.DBDeadlock,
params=self.params
)
def _not_deadlock_test(
self, dialect_name, message,
expected_cls, expected_dbapi_cls,
orig_exception_cls=TestsExceptionFilter.OperationalError):
matched = self._run_test(
dialect_name, self.statement,
orig_exception_cls(message),
expected_cls,
params=self.params
)
if isinstance(matched, exception.DBError):
matched = matched.inner_exception
self.assertEqual(matched.orig.__class__.__name__, expected_dbapi_cls)
def test_mysql_pymysql_deadlock(self):
self._run_deadlock_detect_test(
"mysql",
"(1213, 'Deadlock found when trying "
"to get lock; try restarting "
"transaction')"
)
def test_mysql_pymysql_galera_deadlock(self):
self._run_deadlock_detect_test(
"mysql",
"(1205, 'Lock wait timeout exceeded; "
"try restarting transaction')"
)
def test_mysql_mysqlconnector_deadlock(self):
self._run_deadlock_detect_test(
"mysql",
"1213 (40001): Deadlock found when trying to get lock; try "
"restarting transaction",
orig_exception_cls=self.InternalError
)
def test_mysql_not_deadlock(self):
self._not_deadlock_test(
"mysql",
"(1005, 'some other error')",
sqla.exc.OperationalError, # note OperationalErrors are sent thru
"OperationalError",
)
def test_postgresql_deadlock(self):
self._run_deadlock_detect_test(
"postgresql",
"deadlock detected",
orig_exception_cls=self.TransactionRollbackError
)
def test_postgresql_not_deadlock(self):
self._not_deadlock_test(
"postgresql",
'relation "fake" does not exist',
# can be either depending on #3075
(exception.DBError, sqla.exc.OperationalError),
"TransactionRollbackError",
orig_exception_cls=self.TransactionRollbackError
)
def test_ibm_db_sa_deadlock(self):
self._run_deadlock_detect_test(
"ibm_db_sa",
"SQL0911N The current transaction has been "
"rolled back because of a deadlock or timeout",
# use the lowest class b.c. I don't know what actual error
# class DB2's driver would raise for this
orig_exception_cls=self.Error
)
def test_ibm_db_sa_not_deadlock(self):
self._not_deadlock_test(
"ibm_db_sa",
"SQL01234B Some other error.",
exception.DBError,
"Error",
orig_exception_cls=self.Error
)
class IntegrationTest(test_base.DbTestCase):
"""Test an actual error-raising round trips against the database."""
def setUp(self):
super(IntegrationTest, self).setUp()
meta = sqla.MetaData()
self.test_table = sqla.Table(
_TABLE_NAME, meta,
sqla.Column('id', sqla.Integer,
primary_key=True, nullable=False),
sqla.Column('counter', sqla.Integer,
nullable=False),
sqla.UniqueConstraint('counter',
name='uniq_counter'))
self.test_table.create(self.engine)
self.addCleanup(self.test_table.drop, self.engine)
class Foo(object):
def __init__(self, counter):
self.counter = counter
mapper(Foo, self.test_table)
self.Foo = Foo
def test_flush_wrapper_duplicate_entry(self):
"""test a duplicate entry exception."""
_session = self.sessionmaker()
with _session.begin():
foo = self.Foo(counter=1)
_session.add(foo)
_session.begin()
self.addCleanup(_session.rollback)
foo = self.Foo(counter=1)
_session.add(foo)
self.assertRaises(exception.DBDuplicateEntry, _session.flush)
def test_autoflush_wrapper_duplicate_entry(self):
"""Test a duplicate entry exception raised.
test a duplicate entry exception raised via query.all()-> autoflush
"""
_session = self.sessionmaker()
with _session.begin():
foo = self.Foo(counter=1)
_session.add(foo)
_session.begin()
self.addCleanup(_session.rollback)
foo = self.Foo(counter=1)
_session.add(foo)
self.assertTrue(_session.autoflush)
self.assertRaises(exception.DBDuplicateEntry,
_session.query(self.Foo).all)
def test_flush_wrapper_plain_integrity_error(self):
"""test a plain integrity error wrapped as DBError."""
_session = self.sessionmaker()
with _session.begin():
foo = self.Foo(counter=1)
_session.add(foo)
_session.begin()
self.addCleanup(_session.rollback)
foo = self.Foo(counter=None)
_session.add(foo)
self.assertRaises(exception.DBError, _session.flush)
def test_flush_wrapper_operational_error(self):
"""test an operational error from flush() raised as-is."""
_session = self.sessionmaker()
with _session.begin():
foo = self.Foo(counter=1)
_session.add(foo)
_session.begin()
self.addCleanup(_session.rollback)
foo = self.Foo(counter=sqla.func.imfake(123))
_session.add(foo)
matched = self.assertRaises(sqla.exc.OperationalError, _session.flush)
self.assertTrue("no such function" in str(matched))
def test_query_wrapper_operational_error(self):
"""test an operational error from query.all() raised as-is."""
_session = self.sessionmaker()
_session.begin()
self.addCleanup(_session.rollback)
q = _session.query(self.Foo).filter(
self.Foo.counter == sqla.func.imfake(123))
matched = self.assertRaises(sqla.exc.OperationalError, q.all)
self.assertTrue("no such function" in str(matched))
class TestDBDisconnected(TestsExceptionFilter):
@contextlib.contextmanager
def _fixture(
self,
dialect_name, exception, num_disconnects, is_disconnect=True):
engine = self.engine
event.listen(
engine, "engine_connect", engines._connect_ping_listener)
real_do_execute = engine.dialect.do_execute
counter = itertools.count(1)
def fake_do_execute(self, *arg, **kw):
if next(counter) > num_disconnects:
return real_do_execute(self, *arg, **kw)
else:
raise exception
with self._dbapi_fixture(dialect_name):
with test_utils.nested(
mock.patch.object(engine.dialect,
"do_execute",
fake_do_execute),
mock.patch.object(engine.dialect,
"is_disconnect",
mock.Mock(return_value=is_disconnect))
):
yield
def _test_ping_listener_disconnected(
self, dialect_name, exc_obj, is_disconnect=True):
with self._fixture(dialect_name, exc_obj, 1, is_disconnect):
conn = self.engine.connect()
with conn.begin():
self.assertEqual(conn.scalar(sqla.select([1])), 1)
self.assertFalse(conn.closed)
self.assertFalse(conn.invalidated)
self.assertTrue(conn.in_transaction())
with self._fixture(dialect_name, exc_obj, 2, is_disconnect):
self.assertRaises(
exception.DBConnectionError,
self.engine.connect
)
# test implicit execution
with self._fixture(dialect_name, exc_obj, 1):
self.assertEqual(self.engine.scalar(sqla.select([1])), 1)
def test_mysql_ping_listener_disconnected(self):
for code in [2006, 2013, 2014, 2045, 2055]:
self._test_ping_listener_disconnected(
"mysql",
self.OperationalError('%d MySQL server has gone away' % code)
)
def test_mysql_ping_listener_disconnected_regex_only(self):
# intentionally set the is_disconnect flag to False
# in the "sqlalchemy" layer to make sure the regexp
# on _is_db_connection_error is catching
for code in [2002, 2003, 2006, 2013]:
self._test_ping_listener_disconnected(
"mysql",
self.OperationalError('%d MySQL server has gone away' % code),
is_disconnect=False
)
def test_db2_ping_listener_disconnected(self):
self._test_ping_listener_disconnected(
"ibm_db_sa",
self.OperationalError(
'SQL30081N: DB2 Server connection is no longer active')
)
def test_db2_ping_listener_disconnected_regex_only(self):
self._test_ping_listener_disconnected(
"ibm_db_sa",
self.OperationalError(
'SQL30081N: DB2 Server connection is no longer active'),
is_disconnect=False
)
class TestDBConnectRetry(TestsExceptionFilter):
def _run_test(self, dialect_name, exception, count, retries):
counter = itertools.count()
engine = self.engine
# empty out the connection pool
engine.dispose()
connect_fn = engine.dialect.connect
def cant_connect(*arg, **kw):
if next(counter) < count:
raise exception
else:
return connect_fn(*arg, **kw)
with self._dbapi_fixture(dialect_name):
with mock.patch.object(engine.dialect, "connect", cant_connect):
return engines._test_connection(engine, retries, .01)
def test_connect_no_retries(self):
conn = self._run_test(
"mysql",
self.OperationalError("Error: (2003) something wrong"),
2, 0
)
# didnt connect because nothing was tried
self.assertIsNone(conn)
def test_connect_inifinite_retries(self):
conn = self._run_test(
"mysql",
self.OperationalError("Error: (2003) something wrong"),
2, -1
)
# conn is good
self.assertEqual(conn.scalar(sqla.select([1])), 1)
def test_connect_retry_past_failure(self):
conn = self._run_test(
"mysql",
self.OperationalError("Error: (2003) something wrong"),
2, 3
)
# conn is good
self.assertEqual(conn.scalar(sqla.select([1])), 1)
def test_connect_retry_not_candidate_exception(self):
self.assertRaises(
sqla.exc.OperationalError, # remember, we pass OperationalErrors
# through at the moment :)
self._run_test,
"mysql",
self.OperationalError("Error: (2015) I can't connect period"),
2, 3
)
def test_connect_retry_stops_infailure(self):
self.assertRaises(
exception.DBConnectionError,
self._run_test,
"mysql",
self.OperationalError("Error: (2003) something wrong"),
3, 2
)
def test_db2_error_positive(self):
conn = self._run_test(
"ibm_db_sa",
self.OperationalError("blah blah -30081 blah blah"),
2, -1
)
# conn is good
self.assertEqual(conn.scalar(sqla.select([1])), 1)
def test_db2_error_negative(self):
self.assertRaises(
sqla.exc.OperationalError,
self._run_test,
"ibm_db_sa",
self.OperationalError("blah blah -39981 blah blah"),
2, 3
)

194
oslo_db/tests/old_import_api/sqlalchemy/test_handle_error.py
View File

@ -1,194 +0,0 @@
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Test the compatibility layer for the handle_error() event.
This event is added as of SQLAlchemy 0.9.7; oslo.db provides a compatibility
layer for prior SQLAlchemy versions.
"""
import mock
from oslotest import base as test_base
import sqlalchemy as sqla
from sqlalchemy.sql import column
from sqlalchemy.sql import literal
from sqlalchemy.sql import select
from sqlalchemy.types import Integer
from sqlalchemy.types import TypeDecorator
from oslo.db.sqlalchemy import compat
from oslo.db.sqlalchemy.compat import utils
from oslo_db.tests.old_import_api import utils as test_utils
class MyException(Exception):
pass
class ExceptionReraiseTest(test_base.BaseTestCase):
def setUp(self):
super(ExceptionReraiseTest, self).setUp()
self.engine = engine = sqla.create_engine("sqlite://")
self.addCleanup(engine.dispose)
def _fixture(self):
engine = self.engine
def err(context):
if "ERROR ONE" in str(context.statement):
raise MyException("my exception")
compat.handle_error(engine, err)
def test_exception_event_altered(self):
self._fixture()
with mock.patch.object(self.engine.dialect.execution_ctx_cls,
"handle_dbapi_exception") as patched:
matchee = self.assertRaises(
MyException,
self.engine.execute, "SELECT 'ERROR ONE' FROM I_DONT_EXIST"
)
self.assertEqual(1, patched.call_count)
self.assertEqual("my exception", matchee.args[0])
def test_exception_event_non_altered(self):
self._fixture()
with mock.patch.object(self.engine.dialect.execution_ctx_cls,
"handle_dbapi_exception") as patched:
self.assertRaises(
sqla.exc.DBAPIError,
self.engine.execute, "SELECT 'ERROR TWO' FROM I_DONT_EXIST"
)
self.assertEqual(1, patched.call_count)
def test_is_disconnect_not_interrupted(self):
self._fixture()
with test_utils.nested(
mock.patch.object(
self.engine.dialect.execution_ctx_cls,
"handle_dbapi_exception"
),
mock.patch.object(
self.engine.dialect, "is_disconnect",
lambda *args: True
)
) as (handle_dbapi_exception, is_disconnect):
with self.engine.connect() as conn:
self.assertRaises(
MyException,
conn.execute, "SELECT 'ERROR ONE' FROM I_DONT_EXIST"
)
self.assertEqual(1, handle_dbapi_exception.call_count)
self.assertTrue(conn.invalidated)
def test_no_is_disconnect_not_invalidated(self):
self._fixture()
with test_utils.nested(
mock.patch.object(
self.engine.dialect.execution_ctx_cls,
"handle_dbapi_exception"
),
mock.patch.object(
self.engine.dialect, "is_disconnect",
lambda *args: False
)
) as (handle_dbapi_exception, is_disconnect):
with self.engine.connect() as conn:
self.assertRaises(
MyException,
conn.execute, "SELECT 'ERROR ONE' FROM I_DONT_EXIST"
)
self.assertEqual(1, handle_dbapi_exception.call_count)
self.assertFalse(conn.invalidated)
def test_exception_event_ad_hoc_context(self):
engine = self.engine
nope = MyException("nope")
class MyType(TypeDecorator):
impl = Integer
def process_bind_param(self, value, dialect):
raise nope
listener = mock.Mock(return_value=None)
compat.handle_error(engine, listener)
self.assertRaises(
sqla.exc.StatementError,
engine.execute,
select([1]).where(column('foo') == literal('bar', MyType))
)
ctx = listener.mock_calls[0][1][0]
self.assertTrue(ctx.statement.startswith("SELECT 1 "))
self.assertIs(ctx.is_disconnect, False)
self.assertIs(ctx.original_exception, nope)
def _test_alter_disconnect(self, orig_error, evt_value):
engine = self.engine
def evt(ctx):
ctx.is_disconnect = evt_value
compat.handle_error(engine, evt)
# if we are under sqla 0.9.7, and we are expecting to take
# an "is disconnect" exception and make it not a disconnect,
# that isn't supported b.c. the wrapped handler has already
# done the invalidation.
expect_failure = not utils.sqla_097 and orig_error and not evt_value
with mock.patch.object(engine.dialect,
"is_disconnect",
mock.Mock(return_value=orig_error)):
with engine.connect() as c:
conn_rec = c.connection._connection_record
try:
c.execute("SELECT x FROM nonexistent")
assert False
except sqla.exc.StatementError as st:
self.assertFalse(expect_failure)
# check the exception's invalidation flag
self.assertEqual(st.connection_invalidated, evt_value)
# check the Connection object's invalidation flag
self.assertEqual(c.invalidated, evt_value)
# this is the ConnectionRecord object; it's invalidated
# when its .connection member is None
self.assertEqual(conn_rec.connection is None, evt_value)
except NotImplementedError as ne:
self.assertTrue(expect_failure)
self.assertEqual(
str(ne),
"Can't reset 'disconnect' status of exception once it "
"is set with this version of SQLAlchemy")
def test_alter_disconnect_to_true(self):
self._test_alter_disconnect(False, True)
self._test_alter_disconnect(True, True)
def test_alter_disconnect_to_false(self):
self._test_alter_disconnect(True, False)
self._test_alter_disconnect(False, False)

244
oslo_db/tests/old_import_api/sqlalchemy/test_migrate_cli.py
View File

@ -1,244 +0,0 @@
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import mock
from oslotest import base as test_base
import sqlalchemy
from oslo.db.sqlalchemy.migration_cli import ext_alembic
from oslo.db.sqlalchemy.migration_cli import ext_migrate
from oslo.db.sqlalchemy.migration_cli import manager
class MockWithCmp(mock.MagicMock):
order = 0
def __init__(self, *args, **kwargs):
super(MockWithCmp, self).__init__(*args, **kwargs)
self.__lt__ = lambda self, other: self.order < other.order
@mock.patch(('oslo_db.sqlalchemy.migration_cli.'
'ext_alembic.alembic.command'))
class TestAlembicExtension(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'alembic_ini_path': '.',
'db_url': 'sqlite://'}
self.engine = sqlalchemy.create_engine(self.migration_config['db_url'])
self.alembic = ext_alembic.AlembicExtension(
self.engine, self.migration_config)
super(TestAlembicExtension, self).setUp()
def test_check_enabled_true(self, command):
"""Check enabled returns True
Verifies that enabled returns True on non empty
alembic_ini_path conf variable
"""
self.assertTrue(self.alembic.enabled)
def test_check_enabled_false(self, command):
"""Check enabled returns False
Verifies enabled returns False on empty alembic_ini_path variable
"""
self.migration_config['alembic_ini_path'] = ''
alembic = ext_alembic.AlembicExtension(
self.engine, self.migration_config)
self.assertFalse(alembic.enabled)
def test_upgrade_none(self, command):
self.alembic.upgrade(None)
command.upgrade.assert_called_once_with(self.alembic.config, 'head')
def test_upgrade_normal(self, command):
self.alembic.upgrade('131daa')
command.upgrade.assert_called_once_with(self.alembic.config, '131daa')
def test_downgrade_none(self, command):
self.alembic.downgrade(None)
command.downgrade.assert_called_once_with(self.alembic.config, 'base')
def test_downgrade_int(self, command):
self.alembic.downgrade(111)
command.downgrade.assert_called_once_with(self.alembic.config, 'base')
def test_downgrade_normal(self, command):
self.alembic.downgrade('131daa')
command.downgrade.assert_called_once_with(
self.alembic.config, '131daa')
def test_revision(self, command):
self.alembic.revision(message='test', autogenerate=True)
command.revision.assert_called_once_with(
self.alembic.config, message='test', autogenerate=True)
def test_stamp(self, command):
self.alembic.stamp('stamp')
command.stamp.assert_called_once_with(
self.alembic.config, revision='stamp')
def test_version(self, command):
version = self.alembic.version()
self.assertIsNone(version)
@mock.patch(('oslo_db.sqlalchemy.migration_cli.'
'ext_migrate.migration'))
class TestMigrateExtension(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'migration_repo_path': '.',
'db_url': 'sqlite://'}
self.engine = sqlalchemy.create_engine(self.migration_config['db_url'])
self.migrate = ext_migrate.MigrateExtension(
self.engine, self.migration_config)
super(TestMigrateExtension, self).setUp()
def test_check_enabled_true(self, migration):
self.assertTrue(self.migrate.enabled)
def test_check_enabled_false(self, migration):
self.migration_config['migration_repo_path'] = ''
migrate = ext_migrate.MigrateExtension(
self.engine, self.migration_config)
self.assertFalse(migrate.enabled)
def test_upgrade_head(self, migration):
self.migrate.upgrade('head')
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, None, init_version=0)
def test_upgrade_normal(self, migration):
self.migrate.upgrade(111)
migration.db_sync.assert_called_once_with(
mock.ANY, self.migrate.repository, 111, init_version=0)
def test_downgrade_init_version_from_base(self, migration):
self.migrate.downgrade('base')
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, mock.ANY,
init_version=mock.ANY)
def test_downgrade_init_version_from_none(self, migration):
self.migrate.downgrade(None)
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, mock.ANY,
init_version=mock.ANY)
def test_downgrade_normal(self, migration):
self.migrate.downgrade(101)
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, 101, init_version=0)
def test_version(self, migration):
self.migrate.version()
migration.db_version.assert_called_once_with(
self.migrate.engine, self.migrate.repository, init_version=0)
def test_change_init_version(self, migration):
self.migration_config['init_version'] = 101
migrate = ext_migrate.MigrateExtension(
self.engine, self.migration_config)
migrate.downgrade(None)
migration.db_sync.assert_called_once_with(
migrate.engine,
self.migrate.repository,
self.migration_config['init_version'],
init_version=self.migration_config['init_version'])
class TestMigrationManager(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'alembic_ini_path': '.',
'migrate_repo_path': '.',
'db_url': 'sqlite://'}
engine = sqlalchemy.create_engine(self.migration_config['db_url'])
self.migration_manager = manager.MigrationManager(
self.migration_config, engine)
self.ext = mock.Mock()
self.ext.obj.version = mock.Mock(return_value=0)
self.migration_manager._manager.extensions = [self.ext]
super(TestMigrationManager, self).setUp()
def test_manager_update(self):
self.migration_manager.upgrade('head')
self.ext.obj.upgrade.assert_called_once_with('head')
def test_manager_update_revision_none(self):
self.migration_manager.upgrade(None)
self.ext.obj.upgrade.assert_called_once_with(None)
def test_downgrade_normal_revision(self):
self.migration_manager.downgrade('111abcd')
self.ext.obj.downgrade.assert_called_once_with('111abcd')
def test_version(self):
self.migration_manager.version()
self.ext.obj.version.assert_called_once_with()
def test_version_return_value(self):
version = self.migration_manager.version()
self.assertEqual(0, version)
def test_revision_message_autogenerate(self):
self.migration_manager.revision('test', True)
self.ext.obj.revision.assert_called_once_with('test', True)
def test_revision_only_message(self):
self.migration_manager.revision('test', False)
self.ext.obj.revision.assert_called_once_with('test', False)
def test_stamp(self):
self.migration_manager.stamp('stamp')
self.ext.obj.stamp.assert_called_once_with('stamp')
def test_wrong_config(self):
err = self.assertRaises(ValueError,
manager.MigrationManager,
{'wrong_key': 'sqlite://'})
self.assertEqual('Either database url or engine must be provided.',
err.args[0])
class TestMigrationRightOrder(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'alembic_ini_path': '.',
'migrate_repo_path': '.',
'db_url': 'sqlite://'}
engine = sqlalchemy.create_engine(self.migration_config['db_url'])
self.migration_manager = manager.MigrationManager(
self.migration_config, engine)
self.first_ext = MockWithCmp()
self.first_ext.obj.order = 1
self.first_ext.obj.upgrade.return_value = 100
self.first_ext.obj.downgrade.return_value = 0
self.second_ext = MockWithCmp()
self.second_ext.obj.order = 2
self.second_ext.obj.upgrade.return_value = 200
self.second_ext.obj.downgrade.return_value = 100
self.migration_manager._manager.extensions = [self.first_ext,
self.second_ext]
super(TestMigrationRightOrder, self).setUp()
def test_upgrade_right_order(self):
results = self.migration_manager.upgrade(None)
self.assertEqual(results, [100, 200])
def test_downgrade_right_order(self):
results = self.migration_manager.downgrade(None)
self.assertEqual(results, [100, 0])

175
oslo_db/tests/old_import_api/sqlalchemy/test_migration_common.py
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@ -1,175 +0,0 @@
# Copyright 2013 Mirantis Inc.
# All Rights Reserved
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
import os
import tempfile
from migrate import exceptions as migrate_exception
from migrate.versioning import api as versioning_api
import mock
import sqlalchemy
from oslo.db import exception as db_exception
from oslo.db.sqlalchemy import migration
from oslo.db.sqlalchemy import test_base
from oslo_db.sqlalchemy import migration as private_migration
from oslo_db.tests.old_import_api import utils as test_utils
class TestMigrationCommon(test_base.DbTestCase):
def setUp(self):
super(TestMigrationCommon, self).setUp()
migration._REPOSITORY = None
self.path = tempfile.mkdtemp('test_migration')
self.path1 = tempfile.mkdtemp('test_migration')
self.return_value = '/home/openstack/migrations'
self.return_value1 = '/home/extension/migrations'
self.init_version = 1
self.test_version = 123
self.patcher_repo = mock.patch.object(private_migration, 'Repository')
self.repository = self.patcher_repo.start()
self.repository.side_effect = [self.return_value, self.return_value1]
self.mock_api_db = mock.patch.object(versioning_api, 'db_version')
self.mock_api_db_version = self.mock_api_db.start()
self.mock_api_db_version.return_value = self.test_version
def tearDown(self):
os.rmdir(self.path)
self.mock_api_db.stop()
self.patcher_repo.stop()
super(TestMigrationCommon, self).tearDown()
def test_db_version_control(self):
with test_utils.nested(
mock.patch('oslo_db.sqlalchemy.migration._find_migrate_repo'),
mock.patch.object(versioning_api, 'version_control'),
) as (mock_find_repo, mock_version_control):
mock_find_repo.return_value = self.return_value
version = migration.db_version_control(
self.engine, self.path, self.test_version)
self.assertEqual(version, self.test_version)
mock_version_control.assert_called_once_with(
self.engine, self.return_value, self.test_version)
def test_db_version_return(self):
ret_val = migration.db_version(self.engine, self.path,
self.init_version)
self.assertEqual(ret_val, self.test_version)
def test_db_version_raise_not_controlled_error_first(self):
patcher = mock.patch.object(private_migration, 'db_version_control')
with patcher as mock_ver:
self.mock_api_db_version.side_effect = [
migrate_exception.DatabaseNotControlledError('oups'),
self.test_version]
ret_val = migration.db_version(self.engine, self.path,
self.init_version)
self.assertEqual(ret_val, self.test_version)
mock_ver.assert_called_once_with(self.engine, self.path,
version=self.init_version)
def test_db_version_raise_not_controlled_error_tables(self):
with mock.patch.object(sqlalchemy, 'MetaData') as mock_meta:
self.mock_api_db_version.side_effect = \
migrate_exception.DatabaseNotControlledError('oups')
my_meta = mock.MagicMock()
my_meta.tables = {'a': 1, 'b': 2}
mock_meta.return_value = my_meta
self.assertRaises(
db_exception.DbMigrationError, migration.db_version,
self.engine, self.path, self.init_version)
@mock.patch.object(versioning_api, 'version_control')
def test_db_version_raise_not_controlled_error_no_tables(self, mock_vc):
with mock.patch.object(sqlalchemy, 'MetaData') as mock_meta:
self.mock_api_db_version.side_effect = (
migrate_exception.DatabaseNotControlledError('oups'),
self.init_version)
my_meta = mock.MagicMock()
my_meta.tables = {}
mock_meta.return_value = my_meta
migration.db_version(self.engine, self.path, self.init_version)
mock_vc.assert_called_once_with(self.engine, self.return_value1,
self.init_version)
def test_db_sync_wrong_version(self):
self.assertRaises(db_exception.DbMigrationError,
migration.db_sync, self.engine, self.path, 'foo')
def test_db_sync_upgrade(self):
init_ver = 55
with test_utils.nested(
mock.patch('oslo_db.sqlalchemy.migration._find_migrate_repo'),
mock.patch.object(versioning_api, 'upgrade')
) as (mock_find_repo, mock_upgrade):
mock_find_repo.return_value = self.return_value
self.mock_api_db_version.return_value = self.test_version - 1
migration.db_sync(self.engine, self.path, self.test_version,
init_ver)
mock_upgrade.assert_called_once_with(
self.engine, self.return_value, self.test_version)
def test_db_sync_downgrade(self):
with test_utils.nested(
mock.patch('oslo_db.sqlalchemy.migration._find_migrate_repo'),
mock.patch.object(versioning_api, 'downgrade')
) as (mock_find_repo, mock_downgrade):
mock_find_repo.return_value = self.return_value
self.mock_api_db_version.return_value = self.test_version + 1
migration.db_sync(self.engine, self.path, self.test_version)
mock_downgrade.assert_called_once_with(
self.engine, self.return_value, self.test_version)
def test_db_sync_sanity_called(self):
with test_utils.nested(
mock.patch('oslo_db.sqlalchemy.migration._find_migrate_repo'),
mock.patch('oslo_db.sqlalchemy.migration._db_schema_sanity_check'),
mock.patch.object(versioning_api, 'downgrade')
) as (mock_find_repo, mock_sanity, mock_downgrade):
mock_find_repo.return_value = self.return_value
migration.db_sync(self.engine, self.path, self.test_version)
self.assertEqual([mock.call(self.engine), mock.call(self.engine)],
mock_sanity.call_args_list)
def test_db_sync_sanity_skipped(self):
with test_utils.nested(
mock.patch('oslo_db.sqlalchemy.migration._find_migrate_repo'),
mock.patch('oslo_db.sqlalchemy.migration._db_schema_sanity_check'),
mock.patch.object(versioning_api, 'downgrade')
) as (mock_find_repo, mock_sanity, mock_downgrade):
mock_find_repo.return_value = self.return_value
migration.db_sync(self.engine, self.path, self.test_version,
sanity_check=False)
self.assertFalse(mock_sanity.called)

309
oslo_db/tests/old_import_api/sqlalchemy/test_migrations.py
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@ -1,309 +0,0 @@
# Copyright 2010-2011 OpenStack Foundation
# Copyright 2012-2013 IBM Corp.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import fixtures
import mock
from oslotest import base as test
import six
import sqlalchemy as sa
import sqlalchemy.ext.declarative as sa_decl
from oslo.db import exception as exc
from oslo.db.sqlalchemy import test_base
from oslo.db.sqlalchemy import test_migrations as migrate
class TestWalkVersions(test.BaseTestCase, migrate.WalkVersionsMixin):
migration_api = mock.MagicMock()
REPOSITORY = mock.MagicMock()
engine = mock.MagicMock()
INIT_VERSION = 4
@property
def migrate_engine(self):
return self.engine
def test_migrate_up(self):
self.migration_api.db_version.return_value = 141
self.migrate_up(141)
self.migration_api.upgrade.assert_called_with(
self.engine, self.REPOSITORY, 141)
self.migration_api.db_version.assert_called_with(
self.engine, self.REPOSITORY)
def test_migrate_up_fail(self):
version = 141
self.migration_api.db_version.return_value = version
expected_output = (u"Failed to migrate to version %(version)s on "
"engine %(engine)s\n" %
{'version': version, 'engine': self.engine})
with mock.patch.object(self.migration_api,
'upgrade',
side_effect=exc.DbMigrationError):
log = self.useFixture(fixtures.FakeLogger())
self.assertRaises(exc.DbMigrationError, self.migrate_up, version)
self.assertEqual(expected_output, log.output)
def test_migrate_up_with_data(self):
test_value = {"a": 1, "b": 2}
self.migration_api.db_version.return_value = 141
self._pre_upgrade_141 = mock.MagicMock()
self._pre_upgrade_141.return_value = test_value
self._check_141 = mock.MagicMock()
self.migrate_up(141, True)
self._pre_upgrade_141.assert_called_with(self.engine)
self._check_141.assert_called_with(self.engine, test_value)
def test_migrate_down(self):
self.migration_api.db_version.return_value = 42
self.assertTrue(self.migrate_down(42))
self.migration_api.db_version.assert_called_with(
self.engine, self.REPOSITORY)
def test_migrate_down_not_implemented(self):
with mock.patch.object(self.migration_api,
'downgrade',
side_effect=NotImplementedError):
self.assertFalse(self.migrate_down(self.engine, 42))
def test_migrate_down_with_data(self):
self._post_downgrade_043 = mock.MagicMock()
self.migration_api.db_version.return_value = 42
self.migrate_down(42, True)
self._post_downgrade_043.assert_called_with(self.engine)
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_up')
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_down')
def test_walk_versions_all_default(self, migrate_up, migrate_down):
self.REPOSITORY.latest = 20
self.migration_api.db_version.return_value = self.INIT_VERSION
self.walk_versions()
self.migration_api.version_control.assert_called_with(
self.engine, self.REPOSITORY, self.INIT_VERSION)
self.migration_api.db_version.assert_called_with(
self.engine, self.REPOSITORY)
versions = range(self.INIT_VERSION + 1, self.REPOSITORY.latest + 1)
upgraded = [mock.call(v, with_data=True)
for v in versions]
self.assertEqual(self.migrate_up.call_args_list, upgraded)
downgraded = [mock.call(v - 1) for v in reversed(versions)]
self.assertEqual(self.migrate_down.call_args_list, downgraded)
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_up')
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_down')
def test_walk_versions_all_true(self, migrate_up, migrate_down):
self.REPOSITORY.latest = 20
self.migration_api.db_version.return_value = self.INIT_VERSION
self.walk_versions(snake_walk=True, downgrade=True)
versions = range(self.INIT_VERSION + 1, self.REPOSITORY.latest + 1)
upgraded = []
for v in versions:
upgraded.append(mock.call(v, with_data=True))
upgraded.append(mock.call(v))
upgraded.extend([mock.call(v) for v in reversed(versions)])
self.assertEqual(upgraded, self.migrate_up.call_args_list)
downgraded_1 = [mock.call(v - 1, with_data=True) for v in versions]
downgraded_2 = []
for v in reversed(versions):
downgraded_2.append(mock.call(v - 1))
downgraded_2.append(mock.call(v - 1))
downgraded = downgraded_1 + downgraded_2
self.assertEqual(self.migrate_down.call_args_list, downgraded)
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_up')
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_down')
def test_walk_versions_true_false(self, migrate_up, migrate_down):
self.REPOSITORY.latest = 20
self.migration_api.db_version.return_value = self.INIT_VERSION
self.walk_versions(snake_walk=True, downgrade=False)
versions = range(self.INIT_VERSION + 1, self.REPOSITORY.latest + 1)
upgraded = []
for v in versions:
upgraded.append(mock.call(v, with_data=True))
upgraded.append(mock.call(v))
self.assertEqual(upgraded, self.migrate_up.call_args_list)
downgraded = [mock.call(v - 1, with_data=True) for v in versions]
self.assertEqual(self.migrate_down.call_args_list, downgraded)
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_up')
@mock.patch.object(migrate.WalkVersionsMixin, 'migrate_down')
def test_walk_versions_all_false(self, migrate_up, migrate_down):
self.REPOSITORY.latest = 20
self.migration_api.db_version.return_value = self.INIT_VERSION
self.walk_versions(snake_walk=False, downgrade=False)
versions = range(self.INIT_VERSION + 1, self.REPOSITORY.latest + 1)
upgraded = [mock.call(v, with_data=True) for v in versions]
self.assertEqual(upgraded, self.migrate_up.call_args_list)
class ModelsMigrationSyncMixin(test.BaseTestCase):
def setUp(self):
super(ModelsMigrationSyncMixin, self).setUp()
self.metadata = sa.MetaData()
self.metadata_migrations = sa.MetaData()
sa.Table(
'testtbl', self.metadata_migrations,
sa.Column('id', sa.Integer, primary_key=True),
sa.Column('spam', sa.String(10), nullable=False),
sa.Column('eggs', sa.DateTime),
sa.Column('foo', sa.Boolean,
server_default=sa.sql.expression.true()),
sa.Column('bool_wo_default', sa.Boolean),
sa.Column('bar', sa.Numeric(10, 5)),
sa.Column('defaulttest', sa.Integer, server_default='5'),
sa.Column('defaulttest2', sa.String(8), server_default=''),
sa.Column('defaulttest3', sa.String(5), server_default="test"),
sa.Column('defaulttest4', sa.Enum('first', 'second',
name='testenum'),
server_default="first"),
sa.Column('fk_check', sa.String(36), nullable=False),
sa.UniqueConstraint('spam', 'eggs', name='uniq_cons'),
)
BASE = sa_decl.declarative_base(metadata=self.metadata)
class TestModel(BASE):
__tablename__ = 'testtbl'
__table_args__ = (
sa.UniqueConstraint('spam', 'eggs', name='uniq_cons'),
)
id = sa.Column('id', sa.Integer, primary_key=True)
spam = sa.Column('spam', sa.String(10), nullable=False)
eggs = sa.Column('eggs', sa.DateTime)
foo = sa.Column('foo', sa.Boolean,
server_default=sa.sql.expression.true())
fk_check = sa.Column('fk_check', sa.String(36), nullable=False)
bool_wo_default = sa.Column('bool_wo_default', sa.Boolean)
defaulttest = sa.Column('defaulttest',
sa.Integer, server_default='5')
defaulttest2 = sa.Column('defaulttest2', sa.String(8),
server_default='')
defaulttest3 = sa.Column('defaulttest3', sa.String(5),
server_default="test")
defaulttest4 = sa.Column('defaulttest4', sa.Enum('first', 'second',
name='testenum'),
server_default="first")
bar = sa.Column('bar', sa.Numeric(10, 5))
class ModelThatShouldNotBeCompared(BASE):
__tablename__ = 'testtbl2'
id = sa.Column('id', sa.Integer, primary_key=True)
spam = sa.Column('spam', sa.String(10), nullable=False)
def get_metadata(self):
return self.metadata
def get_engine(self):
return self.engine
def db_sync(self, engine):
self.metadata_migrations.create_all(bind=engine)
def include_object(self, object_, name, type_, reflected, compare_to):
if type_ == 'table':
return name == 'testtbl'
else:
return True
def _test_models_not_sync(self):
self.metadata_migrations.clear()
sa.Table(
'table', self.metadata_migrations,
sa.Column('fk_check', sa.String(36), nullable=False),
sa.PrimaryKeyConstraint('fk_check'),
mysql_engine='InnoDB'
)
sa.Table(
'testtbl', self.metadata_migrations,
sa.Column('id', sa.Integer, primary_key=True),
sa.Column('spam', sa.String(8), nullable=True),
sa.Column('eggs', sa.DateTime),
sa.Column('foo', sa.Boolean,
server_default=sa.sql.expression.false()),
sa.Column('bool_wo_default', sa.Boolean, unique=True),
sa.Column('bar', sa.BigInteger),
sa.Column('defaulttest', sa.Integer, server_default='7'),
sa.Column('defaulttest2', sa.String(8), server_default=''),
sa.Column('defaulttest3', sa.String(5), server_default="fake"),
sa.Column('defaulttest4',
sa.Enum('first', 'second', name='testenum'),
server_default="first"),
sa.Column('fk_check', sa.String(36), nullable=False),
sa.UniqueConstraint('spam', 'foo', name='uniq_cons'),
sa.ForeignKeyConstraint(['fk_check'], ['table.fk_check']),
mysql_engine='InnoDB'
)
msg = six.text_type(self.assertRaises(AssertionError,
self.test_models_sync))
# NOTE(I159): Check mentioning of the table and columns.
# The log is invalid json, so we can't parse it and check it for
# full compliance. We have no guarantee of the log items ordering,
# so we can't use regexp.
self.assertTrue(msg.startswith(
'Models and migration scripts aren\'t in sync:'))
self.assertIn('testtbl', msg)
self.assertIn('spam', msg)
self.assertIn('eggs', msg) # test that the unique constraint is added
self.assertIn('foo', msg)
self.assertIn('bar', msg)
self.assertIn('bool_wo_default', msg)
self.assertIn('defaulttest', msg)
self.assertIn('defaulttest3', msg)
self.assertIn('remove_fk', msg)
class ModelsMigrationsSyncMysql(ModelsMigrationSyncMixin,
migrate.ModelsMigrationsSync,
test_base.MySQLOpportunisticTestCase):
def test_models_not_sync(self):
self._test_models_not_sync()
class ModelsMigrationsSyncPsql(ModelsMigrationSyncMixin,
migrate.ModelsMigrationsSync,
test_base.PostgreSQLOpportunisticTestCase):
def test_models_not_sync(self):
self._test_models_not_sync()

146
oslo_db/tests/old_import_api/sqlalchemy/test_models.py
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@ -1,146 +0,0 @@
# Copyright 2012 Cloudscaling Group, Inc.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import collections
from oslotest import base as oslo_test
from sqlalchemy import Column
from sqlalchemy import Integer, String
from sqlalchemy.ext.declarative import declarative_base
from oslo.db.sqlalchemy import models
from oslo.db.sqlalchemy import test_base
BASE = declarative_base()
class ModelBaseTest(test_base.DbTestCase):
def setUp(self):
super(ModelBaseTest, self).setUp()
self.mb = models.ModelBase()
self.ekm = ExtraKeysModel()
def test_modelbase_has_dict_methods(self):
dict_methods = ('__getitem__',
'__setitem__',
'__contains__',
'get',
'update',
'save',
'iteritems')
for method in dict_methods:
self.assertTrue(hasattr(models.ModelBase, method),
"Method %s() is not found" % method)
def test_modelbase_is_iterable(self):
self.assertTrue(issubclass(models.ModelBase, collections.Iterable))
def test_modelbase_set(self):
self.mb['world'] = 'hello'
self.assertEqual(self.mb['world'], 'hello')
def test_modelbase_update(self):
h = {'a': '1', 'b': '2'}
self.mb.update(h)
for key in h.keys():
self.assertEqual(self.mb[key], h[key])
def test_modelbase_contains(self):
mb = models.ModelBase()
h = {'a': '1', 'b': '2'}
mb.update(h)
for key in h.keys():
# Test 'in' syntax (instead of using .assertIn)
self.assertTrue(key in mb)
self.assertFalse('non-existent-key' in mb)
def test_modelbase_iteritems(self):
h = {'a': '1', 'b': '2'}
expected = {
'id': None,
'smth': None,
'name': 'NAME',
'a': '1',
'b': '2',
}
self.ekm.update(h)
self.assertEqual(dict(self.ekm.iteritems()), expected)
def test_modelbase_iter(self):
expected = {
'id': None,
'smth': None,
'name': 'NAME',
}
i = iter(self.ekm)
found_items = 0
while True:
r = next(i, None)
if r is None:
break
self.assertEqual(expected[r[0]], r[1])
found_items += 1
self.assertEqual(len(expected), found_items)
def test_modelbase_several_iters(self):
mb = ExtraKeysModel()
it1 = iter(mb)
it2 = iter(mb)
self.assertFalse(it1 is it2)
self.assertEqual(dict(it1), dict(mb))
self.assertEqual(dict(it2), dict(mb))
def test_extra_keys_empty(self):
"""Test verifies that by default extra_keys return empty list."""
self.assertEqual(self.mb._extra_keys, [])
def test_extra_keys_defined(self):
"""Property _extra_keys will return list with attributes names."""
self.assertEqual(self.ekm._extra_keys, ['name'])
def test_model_with_extra_keys(self):
data = dict(self.ekm)
self.assertEqual(data, {'smth': None,
'id': None,
'name': 'NAME'})
class ExtraKeysModel(BASE, models.ModelBase):
__tablename__ = 'test_model'
id = Column(Integer, primary_key=True)
smth = Column(String(255))
@property
def name(self):
return 'NAME'
@property
def _extra_keys(self):
return ['name']
class TimestampMixinTest(oslo_test.BaseTestCase):
def test_timestampmixin_attr(self):
methods = ('created_at',
'updated_at')
for method in methods:
self.assertTrue(hasattr(models.TimestampMixin, method),
"Method %s() is not found" % method)

127
oslo_db/tests/old_import_api/sqlalchemy/test_options.py
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@ -1,127 +0,0 @@
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_config import cfg
from oslo_config import fixture as config
from oslo.db import options
from oslo_db.tests.old_import_api import utils as test_utils
class DbApiOptionsTestCase(test_utils.BaseTestCase):
def setUp(self):
super(DbApiOptionsTestCase, self).setUp()
config_fixture = self.useFixture(config.Config())
self.conf = config_fixture.conf
self.conf.register_opts(options.database_opts, group='database')
self.config = config_fixture.config
def test_deprecated_session_parameters(self):
path = self.create_tempfiles([["tmp", b"""[DEFAULT]
sql_connection=x://y.z
sql_min_pool_size=10
sql_max_pool_size=20
sql_max_retries=30
sql_retry_interval=40
sql_max_overflow=50
sql_connection_debug=60
sql_connection_trace=True
"""]])[0]
self.conf(['--config-file', path])
self.assertEqual(self.conf.database.connection, 'x://y.z')
self.assertEqual(self.conf.database.min_pool_size, 10)
self.assertEqual(self.conf.database.max_pool_size, 20)
self.assertEqual(self.conf.database.max_retries, 30)
self.assertEqual(self.conf.database.retry_interval, 40)
self.assertEqual(self.conf.database.max_overflow, 50)
self.assertEqual(self.conf.database.connection_debug, 60)
self.assertEqual(self.conf.database.connection_trace, True)
def test_session_parameters(self):
path = self.create_tempfiles([["tmp", b"""[database]
connection=x://y.z
min_pool_size=10
max_pool_size=20
max_retries=30
retry_interval=40
max_overflow=50
connection_debug=60
connection_trace=True
pool_timeout=7
"""]])[0]
self.conf(['--config-file', path])
self.assertEqual(self.conf.database.connection, 'x://y.z')
self.assertEqual(self.conf.database.min_pool_size, 10)
self.assertEqual(self.conf.database.max_pool_size, 20)
self.assertEqual(self.conf.database.max_retries, 30)
self.assertEqual(self.conf.database.retry_interval, 40)
self.assertEqual(self.conf.database.max_overflow, 50)
self.assertEqual(self.conf.database.connection_debug, 60)
self.assertEqual(self.conf.database.connection_trace, True)
self.assertEqual(self.conf.database.pool_timeout, 7)
def test_dbapi_database_deprecated_parameters(self):
path = self.create_tempfiles([['tmp', b'[DATABASE]\n'
b'sql_connection=fake_connection\n'
b'sql_idle_timeout=100\n'
b'sql_min_pool_size=99\n'
b'sql_max_pool_size=199\n'
b'sql_max_retries=22\n'
b'reconnect_interval=17\n'
b'sqlalchemy_max_overflow=101\n'
b'sqlalchemy_pool_timeout=5\n'
]])[0]
self.conf(['--config-file', path])
self.assertEqual(self.conf.database.connection, 'fake_connection')
self.assertEqual(self.conf.database.idle_timeout, 100)
self.assertEqual(self.conf.database.min_pool_size, 99)
self.assertEqual(self.conf.database.max_pool_size, 199)
self.assertEqual(self.conf.database.max_retries, 22)
self.assertEqual(self.conf.database.retry_interval, 17)
self.assertEqual(self.conf.database.max_overflow, 101)
self.assertEqual(self.conf.database.pool_timeout, 5)
def test_dbapi_database_deprecated_parameters_sql(self):
path = self.create_tempfiles([['tmp', b'[sql]\n'
b'connection=test_sql_connection\n'
b'idle_timeout=99\n'
]])[0]
self.conf(['--config-file', path])
self.assertEqual(self.conf.database.connection, 'test_sql_connection')
self.assertEqual(self.conf.database.idle_timeout, 99)
def test_deprecated_dbapi_parameters(self):
path = self.create_tempfiles([['tmp', b'[DEFAULT]\n'
b'db_backend=test_123\n'
]])[0]
self.conf(['--config-file', path])
self.assertEqual(self.conf.database.backend, 'test_123')
def test_dbapi_parameters(self):
path = self.create_tempfiles([['tmp', b'[database]\n'
b'backend=test_123\n'
]])[0]
self.conf(['--config-file', path])
self.assertEqual(self.conf.database.backend, 'test_123')
def test_set_defaults(self):
conf = cfg.ConfigOpts()
options.set_defaults(conf,
connection='sqlite:///:memory:')
self.assertTrue(len(conf.database.items()) > 1)
self.assertEqual('sqlite:///:memory:', conf.database.connection)

600
oslo_db/tests/old_import_api/sqlalchemy/test_sqlalchemy.py
View File

@ -1,600 +0,0 @@
# coding=utf-8
# Copyright (c) 2012 Rackspace Hosting
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Unit tests for SQLAlchemy specific code."""
import logging
import fixtures
import mock
from oslo_config import cfg
from oslotest import base as oslo_test
import sqlalchemy
from sqlalchemy import Column, MetaData, Table
from sqlalchemy import Integer, String
from sqlalchemy.ext.declarative import declarative_base
from oslo.db import exception
from oslo.db import options as db_options
from oslo.db.sqlalchemy import models
from oslo.db.sqlalchemy import session
from oslo.db.sqlalchemy import test_base
from oslo_db.sqlalchemy import engines
BASE = declarative_base()
_TABLE_NAME = '__tmp__test__tmp__'
_REGEXP_TABLE_NAME = _TABLE_NAME + "regexp"
class RegexpTable(BASE, models.ModelBase):
__tablename__ = _REGEXP_TABLE_NAME
id = Column(Integer, primary_key=True)
bar = Column(String(255))
class RegexpFilterTestCase(test_base.DbTestCase):
def setUp(self):
super(RegexpFilterTestCase, self).setUp()
meta = MetaData()
meta.bind = self.engine
test_table = Table(_REGEXP_TABLE_NAME, meta,
Column('id', Integer, primary_key=True,
nullable=False),
Column('bar', String(255)))
test_table.create()
self.addCleanup(test_table.drop)
def _test_regexp_filter(self, regexp, expected):
_session = self.sessionmaker()
with _session.begin():
for i in ['10', '20', u'♥']:
tbl = RegexpTable()
tbl.update({'bar': i})
tbl.save(session=_session)
regexp_op = RegexpTable.bar.op('REGEXP')(regexp)
result = _session.query(RegexpTable).filter(regexp_op).all()
self.assertEqual([r.bar for r in result], expected)
def test_regexp_filter(self):
self._test_regexp_filter('10', ['10'])
def test_regexp_filter_nomatch(self):
self._test_regexp_filter('11', [])
def test_regexp_filter_unicode(self):
self._test_regexp_filter(u'♥', [u'♥'])
def test_regexp_filter_unicode_nomatch(self):
self._test_regexp_filter(u'♦', [])
class SQLiteSavepointTest(test_base.DbTestCase):
def setUp(self):
super(SQLiteSavepointTest, self).setUp()
meta = MetaData()
self.test_table = Table(
"test_table", meta,
Column('id', Integer, primary_key=True),
Column('data', String(10)))
self.test_table.create(self.engine)
self.addCleanup(self.test_table.drop, self.engine)
def test_plain_transaction(self):
conn = self.engine.connect()
trans = conn.begin()
conn.execute(
self.test_table.insert(),
{'data': 'data 1'}
)
self.assertEqual(
[(1, 'data 1')],
self.engine.execute(
self.test_table.select().
order_by(self.test_table.c.id)
).fetchall()
)
trans.rollback()
self.assertEqual(
0,
self.engine.scalar(self.test_table.count())
)
def test_savepoint_middle(self):
with self.engine.begin() as conn:
conn.execute(
self.test_table.insert(),
{'data': 'data 1'}
)
savepoint = conn.begin_nested()
conn.execute(
self.test_table.insert(),
{'data': 'data 2'}
)
savepoint.rollback()
conn.execute(
self.test_table.insert(),
{'data': 'data 3'}
)
self.assertEqual(
[(1, 'data 1'), (2, 'data 3')],
self.engine.execute(
self.test_table.select().
order_by(self.test_table.c.id)
).fetchall()
)
def test_savepoint_beginning(self):
with self.engine.begin() as conn:
savepoint = conn.begin_nested()
conn.execute(
self.test_table.insert(),
{'data': 'data 1'}
)
savepoint.rollback()
conn.execute(
self.test_table.insert(),
{'data': 'data 2'}
)
self.assertEqual(
[(1, 'data 2')],
self.engine.execute(
self.test_table.select().
order_by(self.test_table.c.id)
).fetchall()
)
class FakeDBAPIConnection(object):
def cursor(self):
return FakeCursor()
class FakeCursor(object):
def execute(self, sql):
pass
class FakeConnectionProxy(object):
pass
class FakeConnectionRec(object):
pass
class OperationalError(Exception):
pass
class ProgrammingError(Exception):
pass
class FakeDB2Engine(object):
class Dialect(object):
def is_disconnect(self, e, *args):
expected_error = ('SQL30081N: DB2 Server connection is no longer '
'active')
return (str(e) == expected_error)
dialect = Dialect()
name = 'ibm_db_sa'
def dispose(self):
pass
class MySQLModeTestCase(test_base.MySQLOpportunisticTestCase):
def __init__(self, *args, **kwargs):
super(MySQLModeTestCase, self).__init__(*args, **kwargs)
# By default, run in empty SQL mode.
# Subclasses override this with specific modes.
self.mysql_mode = ''
def setUp(self):
super(MySQLModeTestCase, self).setUp()
self.engine = session.create_engine(self.engine.url,
mysql_sql_mode=self.mysql_mode)
self.connection = self.engine.connect()
meta = MetaData()
meta.bind = self.engine
self.test_table = Table(_TABLE_NAME + "mode", meta,
Column('id', Integer, primary_key=True),
Column('bar', String(255)))
self.test_table.create()
self.addCleanup(self.test_table.drop)
self.addCleanup(self.connection.close)
def _test_string_too_long(self, value):
with self.connection.begin():
self.connection.execute(self.test_table.insert(),
bar=value)
result = self.connection.execute(self.test_table.select())
return result.fetchone()['bar']
def test_string_too_long(self):
value = 'a' * 512
# String is too long.
# With no SQL mode set, this gets truncated.
self.assertNotEqual(value,
self._test_string_too_long(value))
class MySQLStrictAllTablesModeTestCase(MySQLModeTestCase):
"Test data integrity enforcement in MySQL STRICT_ALL_TABLES mode."
def __init__(self, *args, **kwargs):
super(MySQLStrictAllTablesModeTestCase, self).__init__(*args, **kwargs)
self.mysql_mode = 'STRICT_ALL_TABLES'
def test_string_too_long(self):
value = 'a' * 512
# String is too long.
# With STRICT_ALL_TABLES or TRADITIONAL mode set, this is an error.
self.assertRaises(exception.DBError,
self._test_string_too_long, value)
class MySQLTraditionalModeTestCase(MySQLStrictAllTablesModeTestCase):
"""Test data integrity enforcement in MySQL TRADITIONAL mode.
Since TRADITIONAL includes STRICT_ALL_TABLES, this inherits all
STRICT_ALL_TABLES mode tests.
"""
def __init__(self, *args, **kwargs):
super(MySQLTraditionalModeTestCase, self).__init__(*args, **kwargs)
self.mysql_mode = 'TRADITIONAL'
class EngineFacadeTestCase(oslo_test.BaseTestCase):
def setUp(self):
super(EngineFacadeTestCase, self).setUp()
self.facade = session.EngineFacade('sqlite://')
def test_get_engine(self):
eng1 = self.facade.get_engine()
eng2 = self.facade.get_engine()
self.assertIs(eng1, eng2)
def test_get_session(self):
ses1 = self.facade.get_session()
ses2 = self.facade.get_session()
self.assertIsNot(ses1, ses2)
def test_get_session_arguments_override_default_settings(self):
ses = self.facade.get_session(autocommit=False, expire_on_commit=True)
self.assertFalse(ses.autocommit)
self.assertTrue(ses.expire_on_commit)
@mock.patch('oslo_db.sqlalchemy.orm.get_maker')
@mock.patch('oslo_db.sqlalchemy.engines.create_engine')
def test_creation_from_config(self, create_engine, get_maker):
conf = cfg.ConfigOpts()
conf.register_opts(db_options.database_opts, group='database')
overrides = {
'connection': 'sqlite:///:memory:',
'slave_connection': None,
'connection_debug': 100,
'max_pool_size': 10,
'mysql_sql_mode': 'TRADITIONAL',
}
for optname, optvalue in overrides.items():
conf.set_override(optname, optvalue, group='database')
session.EngineFacade.from_config(conf,
autocommit=False,
expire_on_commit=True)
create_engine.assert_called_once_with(
sql_connection='sqlite:///:memory:',
connection_debug=100,
max_pool_size=10,
mysql_sql_mode='TRADITIONAL',
sqlite_fk=False,
idle_timeout=mock.ANY,
retry_interval=mock.ANY,
max_retries=mock.ANY,
max_overflow=mock.ANY,
connection_trace=mock.ANY,
sqlite_synchronous=mock.ANY,
pool_timeout=mock.ANY,
thread_checkin=mock.ANY,
)
get_maker.assert_called_once_with(engine=create_engine(),
autocommit=False,
expire_on_commit=True)
@mock.patch('oslo_db.sqlalchemy.orm.get_maker')
@mock.patch('oslo_db.sqlalchemy.engines.create_engine')
def test_passed_in_url_overrides_conf(self, create_engine, get_maker):
conf = cfg.ConfigOpts()
conf.register_opts(db_options.database_opts, group='database')
overrides = {
'connection': 'sqlite:///conf_db_setting',
'connection_debug': 100,
'max_pool_size': 10,
'mysql_sql_mode': 'TRADITIONAL',
}
for optname, optvalue in overrides.items():
conf.set_override(optname, optvalue, group='database')
session.EngineFacade(
"sqlite:///override_sql",
**dict(conf.database.items())
)
create_engine.assert_called_once_with(
sql_connection='sqlite:///override_sql',
connection_debug=100,
max_pool_size=10,
mysql_sql_mode='TRADITIONAL',
sqlite_fk=False,
idle_timeout=mock.ANY,
retry_interval=mock.ANY,
max_retries=mock.ANY,
max_overflow=mock.ANY,
connection_trace=mock.ANY,
sqlite_synchronous=mock.ANY,
pool_timeout=mock.ANY,
thread_checkin=mock.ANY,
)
def test_slave_connection(self):
paths = self.create_tempfiles([('db.master', ''), ('db.slave', '')],
ext='')
master_path = 'sqlite:///' + paths[0]
slave_path = 'sqlite:///' + paths[1]
facade = session.EngineFacade(
sql_connection=master_path,
slave_connection=slave_path
)
master = facade.get_engine()
self.assertEqual(master_path, str(master.url))
slave = facade.get_engine(use_slave=True)
self.assertEqual(slave_path, str(slave.url))
master_session = facade.get_session()
self.assertEqual(master_path, str(master_session.bind.url))
slave_session = facade.get_session(use_slave=True)
self.assertEqual(slave_path, str(slave_session.bind.url))
def test_slave_connection_string_not_provided(self):
master_path = 'sqlite:///' + self.create_tempfiles(
[('db.master', '')], ext='')[0]
facade = session.EngineFacade(sql_connection=master_path)
master = facade.get_engine()
slave = facade.get_engine(use_slave=True)
self.assertIs(master, slave)
self.assertEqual(master_path, str(master.url))
master_session = facade.get_session()
self.assertEqual(master_path, str(master_session.bind.url))
slave_session = facade.get_session(use_slave=True)
self.assertEqual(master_path, str(slave_session.bind.url))
class SQLiteConnectTest(oslo_test.BaseTestCase):
def _fixture(self, **kw):
return session.create_engine("sqlite://", **kw)
def test_sqlite_fk_listener(self):
engine = self._fixture(sqlite_fk=True)
self.assertEqual(
engine.scalar("pragma foreign_keys"),
1
)
engine = self._fixture(sqlite_fk=False)
self.assertEqual(
engine.scalar("pragma foreign_keys"),
0
)
def test_sqlite_synchronous_listener(self):
engine = self._fixture()
# "The default setting is synchronous=FULL." (e.g. 2)
# http://www.sqlite.org/pragma.html#pragma_synchronous
self.assertEqual(
engine.scalar("pragma synchronous"),
2
)
engine = self._fixture(sqlite_synchronous=False)
self.assertEqual(
engine.scalar("pragma synchronous"),
0
)
class MysqlConnectTest(test_base.MySQLOpportunisticTestCase):
def _fixture(self, sql_mode):
return session.create_engine(self.engine.url, mysql_sql_mode=sql_mode)
def _assert_sql_mode(self, engine, sql_mode_present, sql_mode_non_present):
mode = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()[1]
self.assertTrue(
sql_mode_present in mode
)
if sql_mode_non_present:
self.assertTrue(
sql_mode_non_present not in mode
)
def test_set_mode_traditional(self):
engine = self._fixture(sql_mode='TRADITIONAL')
self._assert_sql_mode(engine, "TRADITIONAL", "ANSI")
def test_set_mode_ansi(self):
engine = self._fixture(sql_mode='ANSI')
self._assert_sql_mode(engine, "ANSI", "TRADITIONAL")
def test_set_mode_no_mode(self):
# If _mysql_set_mode_callback is called with sql_mode=None, then
# the SQL mode is NOT set on the connection.
# get the GLOBAL sql_mode, not the @@SESSION, so that
# we get what is configured for the MySQL database, as opposed
# to what our own session.create_engine() has set it to.
expected = self.engine.execute(
"SELECT @@GLOBAL.sql_mode").scalar()
engine = self._fixture(sql_mode=None)
self._assert_sql_mode(engine, expected, None)
def test_fail_detect_mode(self):
# If "SHOW VARIABLES LIKE 'sql_mode'" results in no row, then
# we get a log indicating can't detect the mode.
log = self.useFixture(fixtures.FakeLogger(level=logging.WARN))
mysql_conn = self.engine.raw_connection()
self.addCleanup(mysql_conn.close)
mysql_conn.detach()
mysql_cursor = mysql_conn.cursor()
def execute(statement, parameters=()):
if "SHOW VARIABLES LIKE 'sql_mode'" in statement:
statement = "SHOW VARIABLES LIKE 'i_dont_exist'"
return mysql_cursor.execute(statement, parameters)
test_engine = sqlalchemy.create_engine(self.engine.url,
_initialize=False)
with mock.patch.object(
test_engine.pool, '_creator',
mock.Mock(
return_value=mock.Mock(
cursor=mock.Mock(
return_value=mock.Mock(
execute=execute,
fetchone=mysql_cursor.fetchone,
fetchall=mysql_cursor.fetchall
)
)
)
)
):
engines._init_events.dispatch_on_drivername("mysql")(test_engine)
test_engine.raw_connection()
self.assertIn('Unable to detect effective SQL mode',
log.output)
def test_logs_real_mode(self):
# If "SHOW VARIABLES LIKE 'sql_mode'" results in a value, then
# we get a log with the value.
log = self.useFixture(fixtures.FakeLogger(level=logging.DEBUG))
engine = self._fixture(sql_mode='TRADITIONAL')
actual_mode = engine.execute(
"SHOW VARIABLES LIKE 'sql_mode'").fetchone()[1]
self.assertIn('MySQL server mode set to %s' % actual_mode,
log.output)
def test_warning_when_not_traditional(self):
# If "SHOW VARIABLES LIKE 'sql_mode'" results in a value that doesn't
# include 'TRADITIONAL', then a warning is logged.
log = self.useFixture(fixtures.FakeLogger(level=logging.WARN))
self._fixture(sql_mode='ANSI')
self.assertIn("consider enabling TRADITIONAL or STRICT_ALL_TABLES",
log.output)
def test_no_warning_when_traditional(self):
# If "SHOW VARIABLES LIKE 'sql_mode'" results in a value that includes
# 'TRADITIONAL', then no warning is logged.
log = self.useFixture(fixtures.FakeLogger(level=logging.WARN))
self._fixture(sql_mode='TRADITIONAL')
self.assertNotIn("consider enabling TRADITIONAL or STRICT_ALL_TABLES",
log.output)
def test_no_warning_when_strict_all_tables(self):
# If "SHOW VARIABLES LIKE 'sql_mode'" results in a value that includes
# 'STRICT_ALL_TABLES', then no warning is logged.
log = self.useFixture(fixtures.FakeLogger(level=logging.WARN))
self._fixture(sql_mode='TRADITIONAL')
self.assertNotIn("consider enabling TRADITIONAL or STRICT_ALL_TABLES",
log.output)
class PatchStacktraceTest(test_base.DbTestCase):
def test_trace(self):
engine = self.engine
# NOTE(viktors): The code in oslo_db.sqlalchemy.session filters out
# lines from modules under oslo_db, so we should remove
# "oslo_db/" from file path in traceback.
import traceback
orig_extract_stack = traceback.extract_stack
def extract_stack():
return [(row[0].replace("oslo_db/", ""), row[1], row[2], row[3])
for row in orig_extract_stack()]
with mock.patch("traceback.extract_stack", side_effect=extract_stack):
engines._add_trace_comments(engine)
conn = engine.connect()
with mock.patch.object(engine.dialect, "do_execute") as mock_exec:
conn.execute("select * from table")
call = mock_exec.mock_calls[0]
# we're the caller, see that we're in there
self.assertIn("tests/old_import_api/sqlalchemy/test_sqlalchemy.py",
call[1][1])

1135
oslo_db/tests/old_import_api/sqlalchemy/test_utils.py
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302
oslo_db/tests/old_import_api/test_api.py
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@ -1,302 +0,0 @@
# Copyright (c) 2013 Rackspace Hosting
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Unit tests for DB API."""
import mock
from oslo_config import cfg
from oslo_utils import importutils
from oslo.db import api
from oslo.db import exception
from oslo_db.tests.old_import_api import utils as test_utils
sqla = importutils.try_import('sqlalchemy')
if not sqla:
raise ImportError("Unable to import module 'sqlalchemy'.")
def get_backend():
return DBAPI()
class DBAPI(object):
def _api_raise(self, exception_to_raise, *args, **kwargs):
"""Simulate raising a database error
This method creates a fake OperationalError with an ID matching
a valid MySQL "database has gone away" situation. It also decrements
the error_counter so that we can artificially keep track of
how many times this function is called by the wrapper. When
error_counter reaches zero, this function returns True, simulating
the query succeeding.
"""
if self.error_counter > 0:
self.error_counter -= 1
orig = sqla.exc.DBAPIError(False, False, False)
orig.args = [2006, 'Test raise operational error']
exception_type = type(exception_to_raise)
e = exception_type(orig)
raise e
else:
return True
def api_raise_conn_err_default(self, *args, **kwargs):
return self._api_raise(exception.DBConnectionError(), *args, **kwargs)
@api.safe_for_db_retry
def api_raise_conn_err_enable_retry(self, *args, **kwargs):
return self._api_raise(exception.DBConnectionError(), *args, **kwargs)
def api_raise_deadlock_err_default(self, *args, **kwargs):
return self._api_raise(exception.DBDeadlock(), *args, **kwargs)
@api.retry_on_deadlock
def api_raise_deadlock_err_decorated(self, *args, **kwargs):
return self._api_raise(exception.DBDeadlock(), *args, **kwargs)
@api.safe_for_db_retry
def api_raise_deadlock_safe_db_retry_decorated(self, *args, **kwargs):
return self._api_raise(exception.DBDeadlock(), *args, **kwargs)
@api.safe_for_db_retry
@api.retry_on_deadlock
def api_raise_deadlock_err_two_decorators(self, *args, **kwargs):
if self.error_counter > 2:
return False
if self.error_counter == 2:
self.error_counter -= 1
orig = sqla.exc.DBAPIError(False, False, False)
orig.args = [2006, 'Test raise operational error']
raise exception.DBConnectionError(orig)
if self.error_counter == 1:
self.error_counter -= 1
raise exception.DBDeadlock()
else:
return True
def api_class_call1(_self, *args, **kwargs):
return args, kwargs
class DBAPITestCase(test_utils.BaseTestCase):
def test_dbapi_full_path_module_method(self):
dbapi = api.DBAPI('oslo_db.tests.test_api')
result = dbapi.api_class_call1(1, 2, kwarg1='meow')
expected = ((1, 2), {'kwarg1': 'meow'})
self.assertEqual(expected, result)
def test_dbapi_unknown_invalid_backend(self):
self.assertRaises(ImportError, api.DBAPI, 'tests.unit.db.not_existent')
def test_dbapi_lazy_loading(self):
dbapi = api.DBAPI('oslo_db.tests.test_api', lazy=True)
self.assertIsNone(dbapi._backend)
dbapi.api_class_call1(1, 'abc')
self.assertIsNotNone(dbapi._backend)
def test_dbapi_from_config(self):
conf = cfg.ConfigOpts()
dbapi = api.DBAPI.from_config(conf,
backend_mapping={'sqlalchemy': __name__})
self.assertIsNotNone(dbapi._backend)
class DBReconnectTestCase(DBAPITestCase):
def setUp(self):
super(DBReconnectTestCase, self).setUp()
self.test_db_api = DBAPI()
patcher = mock.patch(__name__ + '.get_backend',
return_value=self.test_db_api)
patcher.start()
self.addCleanup(patcher.stop)
def test_raise_connection_error(self):
self.dbapi = api.DBAPI('sqlalchemy', {'sqlalchemy': __name__})
self.test_db_api.error_counter = 5
self.assertRaises(exception.DBConnectionError,
self.dbapi.api_raise_conn_err_default)
def test_raise_connection_error_decorated(self):
self.dbapi = api.DBAPI('sqlalchemy', {'sqlalchemy': __name__})
self.test_db_api.error_counter = 5
self.assertRaises(exception.DBConnectionError,
self.dbapi.api_raise_conn_err_enable_retry)
self.assertEqual(4, self.test_db_api.error_counter, 'Unexpected retry')
def test_raise_connection_error_enabled(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True)
self.test_db_api.error_counter = 5
self.assertRaises(exception.DBConnectionError,
self.dbapi.api_raise_conn_err_default)
self.assertEqual(4, self.test_db_api.error_counter, 'Unexpected retry')
def test_retry_one(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True,
retry_interval=1)
func = self.dbapi.api_raise_conn_err_enable_retry
self.test_db_api.error_counter = 1
self.assertTrue(func(), 'Single retry did not succeed.')
self.assertEqual(
0, self.test_db_api.error_counter,
'Counter not decremented, retry logic probably failed.')
def test_retry_two(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True,
retry_interval=1,
inc_retry_interval=False)
func = self.dbapi.api_raise_conn_err_enable_retry
self.test_db_api.error_counter = 2
self.assertTrue(func(), 'Multiple retry did not succeed.')
self.assertEqual(
0, self.test_db_api.error_counter,
'Counter not decremented, retry logic probably failed.')
def test_retry_until_failure(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True,
retry_interval=1,
inc_retry_interval=False,
max_retries=3)
func = self.dbapi.api_raise_conn_err_enable_retry
self.test_db_api.error_counter = 5
self.assertRaises(
exception.DBError, func,
'Retry of permanent failure did not throw DBError exception.')
self.assertNotEqual(
0, self.test_db_api.error_counter,
'Retry did not stop after sql_max_retries iterations.')
class DBDeadlockTestCase(DBAPITestCase):
def setUp(self):
super(DBDeadlockTestCase, self).setUp()
self.test_db_api = DBAPI()
patcher = mock.patch(__name__ + '.get_backend',
return_value=self.test_db_api)
patcher.start()
self.addCleanup(patcher.stop)
def test_raise_deadlock_error(self):
self.dbapi = api.DBAPI('sqlalchemy', {'sqlalchemy': __name__})
self.test_db_api.error_counter = 5
self.assertRaises(
exception.DBDeadlock,
self.dbapi.api_raise_deadlock_err_default)
def test_raise_deadlock_error_db_reconnect_enabled(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True)
self.test_db_api.error_counter = 5
self.assertRaises(exception.DBDeadlock,
self.dbapi.api_raise_deadlock_err_default)
self.assertEqual(4, self.test_db_api.error_counter, 'Unexpected retry')
def test_raise_deadlock_error_connection_error_decorated(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True)
self.test_db_api.error_counter = 5
self.assertRaises(
exception.DBDeadlock,
self.dbapi.api_raise_deadlock_safe_db_retry_decorated)
def test_retry_one(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
retry_interval=1)
func = self.dbapi.api_raise_deadlock_err_decorated
self.test_db_api.error_counter = 1
self.assertTrue(func(), 'Single retry did not succeed.')
self.assertEqual(
0, self.test_db_api.error_counter,
'Counter not decremented, retry logic probably failed.')
def test_retry_two(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
retry_interval=1,
inc_retry_interval=False)
func = self.dbapi.api_raise_deadlock_err_decorated
self.test_db_api.error_counter = 2
self.assertTrue(func(), 'Multiple retry did not succeed.')
self.assertEqual(
0, self.test_db_api.error_counter,
'Counter not decremented, retry logic probably failed.')
def test_retry_two_different_exception(self):
self.dbapi = api.DBAPI('sqlalchemy',
{'sqlalchemy': __name__},
use_db_reconnect=True,
retry_interval=1,
inc_retry_interval=False)
func = self.dbapi.api_raise_deadlock_err_two_decorators
self.test_db_api.error_counter = 2
self.assertTrue(func(), 'Multiple retry did not succeed.')
self.assertEqual(
0, self.test_db_api.error_counter,
'Counter not decremented, retry logic probably failed.')
class DBRetryRequestCase(DBAPITestCase):
def test_retry_wrapper_succeeds(self):
@api.wrap_db_retry(max_retries=10, retry_on_request=True)
def some_method():
pass
some_method()
def test_retry_wrapper_reaches_limit(self):
max_retries = 10
@api.wrap_db_retry(max_retries=10, retry_on_request=True)
def some_method(res):
res['result'] += 1
raise exception.RetryRequest(ValueError())
res = {'result': 0}
self.assertRaises(ValueError, some_method, res)
self.assertEqual(max_retries + 1, res['result'])

108
oslo_db/tests/old_import_api/test_concurrency.py
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@ -1,108 +0,0 @@
# Copyright 2014 Mirantis.inc
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import sys
import mock
from oslo.db import concurrency
from oslo_db.tests.old_import_api import utils as test_utils
FAKE_BACKEND_MAPPING = {'sqlalchemy': 'fake.db.sqlalchemy.api'}
class TpoolDbapiWrapperTestCase(test_utils.BaseTestCase):
def setUp(self):
super(TpoolDbapiWrapperTestCase, self).setUp()
self.db_api = concurrency.TpoolDbapiWrapper(
conf=self.conf, backend_mapping=FAKE_BACKEND_MAPPING)
# NOTE(akurilin): We are not going to add `eventlet` to `oslo.db` in
# requirements (`requirements.txt` and `test-requirements.txt`) due to
# the following reasons:
# - supporting of eventlet's thread pooling is totally optional;
# - we don't need to test `tpool.Proxy` functionality itself,
# because it's a tool from the third party library;
# - `eventlet` would prevent us from running unit tests on Python 3.x
# versions, because it doesn't support them yet.
#
# As we don't test `tpool.Proxy`, we can safely mock it in tests.
self.proxy = mock.MagicMock()
self.eventlet = mock.MagicMock()
self.eventlet.tpool.Proxy.return_value = self.proxy
sys.modules['eventlet'] = self.eventlet
self.addCleanup(sys.modules.pop, 'eventlet', None)
@mock.patch('oslo_db.api.DBAPI')
def test_db_api_common(self, mock_db_api):
# test context:
# CONF.database.use_tpool == False
# eventlet is installed
# expected result:
# TpoolDbapiWrapper should wrap DBAPI
fake_db_api = mock.MagicMock()
mock_db_api.from_config.return_value = fake_db_api
# get access to some db-api method
self.db_api.fake_call_1
mock_db_api.from_config.assert_called_once_with(
conf=self.conf, backend_mapping=FAKE_BACKEND_MAPPING)
self.assertEqual(self.db_api._db_api, fake_db_api)
self.assertFalse(self.eventlet.tpool.Proxy.called)
# get access to other db-api method to be sure that api didn't changed
self.db_api.fake_call_2
self.assertEqual(self.db_api._db_api, fake_db_api)
self.assertFalse(self.eventlet.tpool.Proxy.called)
self.assertEqual(1, mock_db_api.from_config.call_count)
@mock.patch('oslo_db.api.DBAPI')
def test_db_api_config_change(self, mock_db_api):
# test context:
# CONF.database.use_tpool == True
# eventlet is installed
# expected result:
# TpoolDbapiWrapper should wrap tpool proxy
fake_db_api = mock.MagicMock()
mock_db_api.from_config.return_value = fake_db_api
self.conf.set_override('use_tpool', True, group='database')
# get access to some db-api method
self.db_api.fake_call
# CONF.database.use_tpool is True, so we get tpool proxy in this case
mock_db_api.from_config.assert_called_once_with(
conf=self.conf, backend_mapping=FAKE_BACKEND_MAPPING)
self.eventlet.tpool.Proxy.assert_called_once_with(fake_db_api)
self.assertEqual(self.db_api._db_api, self.proxy)
@mock.patch('oslo_db.api.DBAPI')
def test_db_api_without_installed_eventlet(self, mock_db_api):
# test context:
# CONF.database.use_tpool == True
# eventlet is not installed
# expected result:
# raise ImportError
self.conf.set_override('use_tpool', True, group='database')
sys.modules['eventlet'] = None
self.assertRaises(ImportError, getattr, self.db_api, 'fake')

61
oslo_db/tests/old_import_api/test_warning.py
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@ -1,61 +0,0 @@
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import imp
import os
import warnings
import mock
from oslotest import base as test_base
import six
class DeprecationWarningTest(test_base.BaseTestCase):
@mock.patch('warnings.warn')
def test_warning(self, mock_warn):
import oslo.db
imp.reload(oslo.db)
self.assertTrue(mock_warn.called)
args = mock_warn.call_args
self.assertIn('oslo_db', args[0][0])
self.assertIn('deprecated', args[0][0])
self.assertTrue(issubclass(args[0][1], DeprecationWarning))
def test_real_warning(self):
with warnings.catch_warnings(record=True) as warning_msgs:
warnings.resetwarnings()
warnings.simplefilter('always', DeprecationWarning)
import oslo.db
# Use a separate function to get the stack level correct
# so we know the message points back to this file. This
# corresponds to an import or reload, which isn't working
# inside the test under Python 3.3. That may be due to a
# difference in the import implementation not triggering
# warnings properly when the module is reloaded, or
# because the warnings module is mostly implemented in C
# and something isn't cleanly resetting the global state
# used to track whether a warning needs to be
# emitted. Whatever the cause, we definitely see the
# warnings.warn() being invoked on a reload (see the test
# above) and warnings are reported on the console when we
# run the tests. A simpler test script run outside of
# testr does correctly report the warnings.
def foo():
oslo.db.deprecated()
foo()
self.assertEqual(1, len(warning_msgs))
msg = warning_msgs[0]
self.assertIn('oslo_db', six.text_type(msg.message))
self.assertEqual('test_warning.py', os.path.basename(msg.filename))

40
oslo_db/tests/old_import_api/utils.py
View File

@ -1,40 +0,0 @@
# Copyright 2010-2011 OpenStack Foundation
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import contextlib
from oslo_config import cfg
from oslotest import base as test_base
from oslotest import moxstubout
import six
if six.PY3:
@contextlib.contextmanager
def nested(*contexts):
with contextlib.ExitStack() as stack:
yield [stack.enter_context(c) for c in contexts]
else:
nested = contextlib.nested
class BaseTestCase(test_base.BaseTestCase):
def setUp(self, conf=cfg.CONF):
super(BaseTestCase, self).setUp()
moxfixture = self.useFixture(moxstubout.MoxStubout())
self.mox = moxfixture.mox
self.stubs = moxfixture.stubs
self.conf = conf
self.addCleanup(self.conf.reset)

2
oslo_db/tests/sqlalchemy/__init__.py
View File

@ -13,6 +13,6 @@
# License for the specific language governing permissions and limitations
# under the License.
from oslo.db.sqlalchemy import test_base
from oslo_db.sqlalchemy import test_base
load_tests = test_base.optimize_db_test_loader(__file__)

4
oslo_db/tests/sqlalchemy/test_provision.py
View File

@ -15,8 +15,8 @@ from sqlalchemy import inspect
from sqlalchemy import schema
from sqlalchemy import types
from oslo.db import exception
from oslo.db.sqlalchemy import provision
from oslo_db import exception
from oslo_db.sqlalchemy import provision
from oslo_db.sqlalchemy import test_base

4
setup.cfg
View File

@ -21,11 +21,7 @@ classifier =
[files]
packages =
oslo
oslo.db
oslo_db
namespace_packages =
oslo
[entry_points]
oslo.config.opts =