# copyright 2003-2016 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
#
# This file is part of CubicWeb.
#
# CubicWeb is free software: you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free
# Software Foundation, either version 2.1 of the License, or (at your option)
# any later version.
#
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.

import sys
import unittest

from six import PY2
if PY2:
    from StringIO import StringIO
else:
    from io import StringIO

from cubicweb.devtools import (PostgresApptestConfiguration, TestServerConfiguration,
                               get_test_db_handler, startpgcluster, stoppgcluster)
from cubicweb.devtools.testlib import CubicWebTC
from cubicweb.server.checkintegrity import check, check_indexes, reindex_entities


class CheckIntegrityTC(unittest.TestCase):

    def setUp(self):
        handler = get_test_db_handler(TestServerConfiguration('data', __file__))
        handler.build_db_cache()
        self.repo, _cnx = handler.get_repo_and_cnx()
        sys.stderr = sys.stdout = StringIO()

    def tearDown(self):
        sys.stderr = sys.__stderr__
        sys.stdout = sys.__stdout__
        self.repo.shutdown()

    def test_checks(self):
        with self.repo.internal_cnx() as cnx:
            check(self.repo, cnx, ('entities', 'relations', 'text_index', 'metadata'),
                  reindex=False, fix=True, withpb=False)

    def test_reindex_all(self):
        with self.repo.internal_cnx() as cnx:
            cnx.execute('INSERT Personne X: X nom "toto", X prenom "tutu"')
            cnx.commit()
            self.assertTrue(cnx.execute('Any X WHERE X has_text "tutu"'))
            reindex_entities(self.repo.schema, cnx, withpb=False)
            self.assertTrue(cnx.execute('Any X WHERE X has_text "tutu"'))

    def test_reindex_etype(self):
        with self.repo.internal_cnx() as cnx:
            cnx.execute('INSERT Personne X: X nom "toto", X prenom "tutu"')
            cnx.execute('INSERT Affaire X: X ref "toto"')
            cnx.commit()
            reindex_entities(self.repo.schema, cnx, withpb=False,
                             etypes=('Personne',))
            self.assertTrue(cnx.execute('Any X WHERE X has_text "tutu"'))
            self.assertTrue(cnx.execute('Any X WHERE X has_text "toto"'))


class SqliteCheckIndexesTC(CubicWebTC):

    def test_check_indexes(self):
        with self.admin_access.repo_cnx() as cnx:
            sys.stdout = stream = StringIO()
            try:
                status = check_indexes(cnx)
            finally:
                sys.stdout = sys.__stdout__
            self.assertEqual(status, 0, stream.getvalue())


class PGCheckIndexesTC(SqliteCheckIndexesTC):
    configcls = PostgresApptestConfiguration

    @classmethod
    def setUpClass(cls):
        startpgcluster(__file__)
        super(PGCheckIndexesTC, cls).setUpClass()

    @classmethod
    def tearDownClass(cls):
        stoppgcluster(__file__)
        super(PGCheckIndexesTC, cls).tearDownClass()


if __name__ == '__main__':
    unittest.main()