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−# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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−# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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−#
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−# This file is part of CubicWeb.
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−#
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−# CubicWeb is free software: you can redistribute it and/or modify it under the
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−# terms of the GNU Lesser General Public License as published by the Free
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−# Software Foundation, either version 2.1 of the License, or (at your option)
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−# any later version.
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−#
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−# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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−# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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−# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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−# details.
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−#
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−# You should have received a copy of the GNU Lesser General Public License along
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−# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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−from __future__ import with_statement
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−
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−from logilab.common.testlib import TestCase, unittest_main, mock_object
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−
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−from cubicweb.devtools.testlib import CubicWebTC
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−from cubicweb.server.session import _make_description, hooks_control
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−
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−class Variable:
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−    def __init__(self, name):
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−        self.name = name
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−        self.children = []
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−
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−    def get_type(self, solution, args=None):
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−        return solution[self.name]
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−    def as_string(self):
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−        return self.name
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−
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−class Function:
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−    def __init__(self, name, varname):
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−        self.name = name
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−        self.children = [Variable(varname)]
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−    def get_type(self, solution, args=None):
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−        return 'Int'
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−
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−class MakeDescriptionTC(TestCase):
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−    def test_known_values(self):
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−        solution = {'A': 'Int', 'B': 'CWUser'}
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−        self.assertEqual(_make_description((Function('max', 'A'), Variable('B')), {}, solution),
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−                          ['Int','CWUser'])
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−
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−
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−class InternalSessionTC(CubicWebTC):
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−    def test_dbapi_query(self):
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−        session = self.repo.internal_session()
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−        self.assertFalse(session.running_dbapi_query)
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−        session.close()
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−
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−
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−class SessionTC(CubicWebTC):
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−
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−    def test_hooks_control(self):
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−        session = self.session
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−        self.assertEqual(session.hooks_mode, session.HOOKS_ALLOW_ALL)
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−        self.assertEqual(session.disabled_hook_categories, set())
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−        self.assertEqual(session.enabled_hook_categories, set())
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−        self.assertEqual(len(session._tx_data), 1)
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−        with hooks_control(session, session.HOOKS_DENY_ALL, 'metadata'):
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−            self.assertEqual(session.hooks_mode, session.HOOKS_DENY_ALL)
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−            self.assertEqual(session.disabled_hook_categories, set())
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−            self.assertEqual(session.enabled_hook_categories, set(('metadata',)))
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−            session.commit()
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−            self.assertEqual(session.hooks_mode, session.HOOKS_DENY_ALL)
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−            self.assertEqual(session.disabled_hook_categories, set())
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−            self.assertEqual(session.enabled_hook_categories, set(('metadata',)))
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−            session.rollback()
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−            self.assertEqual(session.hooks_mode, session.HOOKS_DENY_ALL)
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−            self.assertEqual(session.disabled_hook_categories, set())
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−            self.assertEqual(session.enabled_hook_categories, set(('metadata',)))
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−        # leaving context manager with no transaction running should reset the
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−        # transaction local storage (and associated cnxset)
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−        self.assertEqual(session._tx_data, {})
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−        self.assertEqual(session.cnxset, None)
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−
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−if __name__ == '__main__':
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−    unittest_main()