# -*- coding: utf-8 -*-
# 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/>.
"""unit tests for cubicweb.entities.base module
"""

from logilab.common.testlib import unittest_main
from logilab.common.decorators import clear_cache
from logilab.common.registry import yes

from cubicweb.devtools.testlib import CubicWebTC

from cubicweb.entities import AnyEntity


class BaseEntityTC(CubicWebTC):

    def setup_database(self):
        with self.admin_access.repo_cnx() as cnx:
            self.membereid = self.create_user(cnx, 'member').eid
            cnx.commit()


class MetadataTC(BaseEntityTC):

    def test_creator(self):
        with self.new_access('member').repo_cnx() as cnx:
            entity = cnx.create_entity('Bookmark', title=u"hello", path=u'project/cubicweb')
            cnx.commit()
            self.assertEqual(entity.creator.eid, self.membereid)
            self.assertEqual(entity.dc_creator(), u'member')

    def test_type(self):
        # dc_type may be translated
        with self.admin_access.client_cnx() as cnx:
            member = cnx.entity_from_eid(self.membereid)
            self.assertEqual(member.dc_type(), 'CWUser')

    def test_cw_etype(self):
        # cw_etype is never translated
        with self.admin_access.client_cnx() as cnx:
            member = cnx.entity_from_eid(self.membereid)
            self.assertEqual(member.cw_etype, 'CWUser')

    def test_entity_meta_attributes(self):
        # XXX move to yams
        self.assertEqual(self.schema['CWUser'].meta_attributes(), {})
        self.assertEqual(dict((str(k), v)
                              for k, v in self.schema['State'].meta_attributes().items()),
                         {'description_format': ('format', 'description')})

    def test_fti_rql_method(self):
        class EmailAddress(AnyEntity):
            __regid__ = 'EmailAddress'
            __select__ = AnyEntity.__select__ & yes(2)

            @classmethod
            def cw_fti_index_rql_queries(cls, req):
                return ['EmailAddress Y']

        with self.admin_access.web_request() as req:
            req.create_entity('EmailAddress', address=u'foo@bar.com')
            eclass = self.vreg['etypes'].etype_class('EmailAddress')
            # deprecated
            self.assertEqual(['Any X, ADDRESS, ALIAS WHERE X is EmailAddress, '
                              'X address ADDRESS, X alias ALIAS'],
                             eclass.cw_fti_index_rql_queries(req))

            self.assertEqual(['Any X, ADDRESS, ALIAS ORDERBY X LIMIT 1000 WHERE X is EmailAddress, '
                              'X address ADDRESS, X alias ALIAS, X eid > 0'],
                             [rset.rql for rset in eclass.cw_fti_index_rql_limit(req)])

            # test backwards compatibility with custom method
            with self.temporary_appobjects(EmailAddress):
                self.vreg['etypes'].clear_caches()
                eclass = self.vreg['etypes'].etype_class('EmailAddress')
                self.assertEqual(['EmailAddress Y'],
                                 [rset.rql for rset in eclass.cw_fti_index_rql_limit(req)])


class EmailAddressTC(BaseEntityTC):

    def test_canonical_form(self):
        with self.admin_access.repo_cnx() as cnx:
            email1 = cnx.execute('INSERT EmailAddress X: '
                                 'X address "maarten.ter.huurne@philips.com"').get_entity(0, 0)
            email2 = cnx.execute('INSERT EmailAddress X: '
                                 'X address "maarten@philips.com"').get_entity(0, 0)
            email3 = cnx.execute('INSERT EmailAddress X: '
                                 'X address "toto@logilab.fr"').get_entity(0, 0)
            email1.cw_set(prefered_form=email2)
            self.assertEqual(email1.prefered.eid, email2.eid)
            self.assertEqual(email2.prefered.eid, email2.eid)
            self.assertEqual(email3.prefered.eid, email3.eid)

    def test_mangling(self):
        query = 'INSERT EmailAddress X: X address "maarten.ter.huurne@philips.com"'
        with self.admin_access.repo_cnx() as cnx:
            email = cnx.execute(query).get_entity(0, 0)
            self.assertEqual(email.display_address(), 'maarten.ter.huurne@philips.com')
            self.assertEqual(email.printable_value('address'), 'maarten.ter.huurne@philips.com')
            self.vreg.config.global_set_option('mangle-emails', True)
            try:
                self.assertEqual(email.display_address(), 'maarten.ter.huurne at philips dot com')
                self.assertEqual(email.printable_value('address'),
                                 'maarten.ter.huurne at philips dot com')
                email = cnx.execute('INSERT EmailAddress X: X address "syt"').get_entity(0, 0)
                self.assertEqual(email.display_address(), 'syt')
                self.assertEqual(email.printable_value('address'), 'syt')
            finally:
                self.vreg.config.global_set_option('mangle-emails', False)

    def test_printable_value_escape(self):
        with self.admin_access.repo_cnx() as cnx:
            email = cnx.execute('INSERT EmailAddress X: '
                                'X address "maarten&ter@philips.com"').get_entity(0, 0)
            self.assertEqual(email.printable_value('address'),
                             'maarten&amp;ter@philips.com')
            self.assertEqual(email.printable_value('address', format='text/plain'),
                             'maarten&ter@philips.com')


class CWUserTC(BaseEntityTC):

    def test_complete(self):
        with self.admin_access.repo_cnx() as cnx:
            e = cnx.execute('CWUser X WHERE X login "admin"').get_entity(0, 0)
            e.complete()

    def test_matching_groups(self):
        with self.admin_access.repo_cnx() as cnx:
            e = cnx.execute('CWUser X WHERE X login "admin"').get_entity(0, 0)
            self.assertTrue(e.matching_groups('managers'))
            self.assertFalse(e.matching_groups('xyz'))
            self.assertTrue(e.matching_groups(('xyz', 'managers')))
            self.assertFalse(e.matching_groups(('xyz', 'abcd')))

    def test_dc_title_and_name(self):
        with self.admin_access.repo_cnx() as cnx:
            e = cnx.execute('CWUser U WHERE U login "member"').get_entity(0, 0)
            self.assertEqual(e.dc_title(), 'member')
            self.assertEqual(e.name(), 'member')
            e.cw_set(firstname=u'bouah')
            self.assertEqual(e.dc_title(), 'member')
            self.assertEqual(e.name(), u'bouah')
            e.cw_set(surname=u'lôt')
            self.assertEqual(e.dc_title(), 'member')
            self.assertEqual(e.name(), u'bouah lôt')

    def test_falsey_dc_title(self):
        with self.admin_access.repo_cnx() as cnx:
            e = cnx.create_entity('Company', order=0, name=u'pythonian')
            cnx.commit()
            self.assertEqual(u'0', e.dc_title())

    def test_allowed_massmail_keys(self):
        with self.admin_access.repo_cnx() as cnx:
            e = cnx.execute('CWUser U WHERE U login "member"').get_entity(0, 0)
            # Bytes/Password attributes should be omitted
            self.assertEqual(
                e.cw_adapt_to('IEmailable').allowed_massmail_keys(),
                set(('surname', 'firstname', 'login', 'last_login_time',
                     'creation_date', 'modification_date', 'cwuri', 'eid'))
            )

    def test_cw_instantiate_object_relation(self):
        """ a weird non regression test """
        with self.admin_access.repo_cnx() as cnx:
            e = cnx.execute('CWUser U WHERE U login "member"').get_entity(0, 0)
            cnx.create_entity('CWGroup', name=u'logilab', reverse_in_group=e)


class HTMLtransformTC(BaseEntityTC):

    def test_sanitized_html(self):
        with self.admin_access.repo_cnx() as cnx:
            c = cnx.create_entity('Company', name=u'Babar',
                                  description=u"""
Title
=====

Elephant management best practices.

.. raw:: html

   <script>alert("coucou")</script>
""", description_format=u'text/rest')
            cnx.commit()
            c.cw_clear_all_caches()
            self.assertIn('alert',
                          c.printable_value('description', format='text/plain'))
            self.assertNotIn('alert',
                             c.printable_value('description', format='text/html'))


class SpecializedEntityClassesTC(CubicWebTC):

    def select_eclass(self, etype):
        # clear selector cache
        clear_cache(self.vreg['etypes'], 'etype_class')
        return self.vreg['etypes'].etype_class(etype)

    def test_etype_class_selection_and_specialization(self):
        # no specific class for Subdivisions, the default one should be selected
        eclass = self.select_eclass('SubDivision')
        self.assertTrue(eclass.__autogenerated__)
        # self.assertEqual(eclass.__bases__, (AnyEntity,))
        # build class from most generic to most specific and make
        # sure the most specific is always selected
        self.vreg._loadedmods[__name__] = {}
        for etype in ('Company', 'Division', 'SubDivision'):
            class Foo(AnyEntity):
                __regid__ = etype
            self.vreg.register(Foo)
            eclass = self.select_eclass('SubDivision')
            self.assertTrue(eclass.__autogenerated__)
            self.assertFalse(eclass is Foo)
            if etype == 'SubDivision':
                self.assertEqual(eclass.__bases__, (Foo,))
            else:
                self.assertEqual(eclass.__bases__[0].__bases__, (Foo,))
        # check Division eclass is still selected for plain Division entities
        eclass = self.select_eclass('Division')
        self.assertEqual(eclass.cw_etype, 'Division')


class ISerializableTC(CubicWebTC):

    def test_serialization(self):
        with self.admin_access.repo_cnx() as cnx:
            entity = cnx.create_entity('CWGroup', name=u'tmp')
            cnx.commit()
            serializer = entity.cw_adapt_to('ISerializable')
            expected = {
                'cw_etype': u'CWGroup',
                'eid': entity.eid,
                'cwuri': u'http://testing.fr/cubicweb/%s' % entity.eid,
                'creation_date': entity.creation_date,
                'modification_date': entity.modification_date,
                'name': u'tmp',
            }
            self.assertEqual(serializer.serialize(), expected)


if __name__ == '__main__':
    unittest_main()