--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/server/test/unittest_undo.py Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,471 @@
+# -*- coding: utf-8 -*-
+# copyright 2003-2014 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/>.
+
+from six import text_type
+
+from cubicweb import ValidationError
+from cubicweb.devtools.testlib import CubicWebTC
+import cubicweb.server.session
+from cubicweb.server.session import Connection as OldConnection
+
+from cubicweb.server.sources.native import UndoTransactionException, _UndoException
+
+from cubicweb.transaction import NoSuchTransaction
+
+class UndoableTransactionTC(CubicWebTC):
+
+ def setup_database(self):
+ with self.admin_access.repo_cnx() as cnx:
+ self.totoeid = self.create_user(cnx, 'toto',
+ password='toto',
+ groups=('users',),
+ commit=False).eid
+ self.txuuid = cnx.commit()
+
+ def toto(self, cnx):
+ return cnx.entity_from_eid(self.totoeid)
+
+ def setUp(self):
+ class Connection(OldConnection):
+ """Force undo feature to be turned on in all case"""
+ undo_actions = property(lambda tx: True, lambda x, y:None)
+ cubicweb.server.session.Connection = Connection
+ super(UndoableTransactionTC, self).setUp()
+
+ def tearDown(self):
+ cubicweb.server.session.Connection = OldConnection
+ super(UndoableTransactionTC, self).tearDown()
+
+ def check_transaction_deleted(self, cnx, txuuid):
+ # also check transaction actions have been properly deleted
+ cu = cnx.system_sql(
+ "SELECT * from tx_entity_actions WHERE tx_uuid='%s'" % txuuid)
+ self.assertFalse(cu.fetchall())
+ cu = cnx.system_sql(
+ "SELECT * from tx_relation_actions WHERE tx_uuid='%s'" % txuuid)
+ self.assertFalse(cu.fetchall())
+
+ def assertUndoTransaction(self, cnx, txuuid, expected_errors=None):
+ if expected_errors is None :
+ expected_errors = []
+ try:
+ cnx.undo_transaction(txuuid)
+ except UndoTransactionException as exn:
+ errors = exn.errors
+ else:
+ errors = []
+ self.assertEqual(errors, expected_errors)
+
+ def test_undo_api(self):
+ self.assertTrue(self.txuuid)
+ # test transaction api
+ with self.admin_access.client_cnx() as cnx:
+ tx_actions = cnx.transaction_actions(self.txuuid)
+ self.assertEqual(len(tx_actions), 2, tx_actions)
+ self.assertRaises(NoSuchTransaction,
+ cnx.transaction_info, 'hop')
+ self.assertRaises(NoSuchTransaction,
+ cnx.transaction_actions, 'hop')
+ self.assertRaises(NoSuchTransaction,
+ cnx.undo_transaction, 'hop')
+ txinfo = cnx.transaction_info(self.txuuid)
+ self.assertTrue(txinfo.datetime)
+ self.assertEqual(txinfo.user_eid, cnx.user.eid)
+ self.assertEqual(txinfo.user().login, 'admin')
+ actions = txinfo.actions_list()
+ self.assertEqual(len(actions), 2)
+ actions = txinfo.actions_list(public=False)
+ self.assertEqual(len(actions), 6)
+ a1 = actions[0]
+ self.assertEqual(a1.action, 'C')
+ self.assertEqual(a1.eid, self.totoeid)
+ self.assertEqual(a1.etype,'CWUser')
+ self.assertEqual(a1.ertype, 'CWUser')
+ self.assertEqual(a1.changes, None)
+ self.assertEqual(a1.public, True)
+ self.assertEqual(a1.order, 1)
+ a4 = actions[3]
+ self.assertEqual(a4.action, 'A')
+ self.assertEqual(a4.rtype, 'in_group')
+ self.assertEqual(a4.ertype, 'in_group')
+ self.assertEqual(a4.eid_from, self.totoeid)
+ self.assertEqual(a4.eid_to, self.toto(cnx).in_group[0].eid)
+ self.assertEqual(a4.order, 4)
+ for i, rtype in ((1, 'owned_by'), (2, 'owned_by')):
+ a = actions[i]
+ self.assertEqual(a.action, 'A')
+ self.assertEqual(a.eid_from, self.totoeid)
+ self.assertEqual(a.rtype, rtype)
+ self.assertEqual(a.order, i+1)
+ self.assertEqual(set((actions[4].rtype, actions[5].rtype)),
+ set(('in_state', 'created_by')))
+ for i in (4, 5):
+ a = actions[i]
+ self.assertEqual(a.action, 'A')
+ self.assertEqual(a.eid_from, self.totoeid)
+ self.assertEqual(a.order, i+1)
+
+ # test undoable_transactions
+ txs = cnx.undoable_transactions()
+ self.assertEqual(len(txs), 1)
+ self.assertEqual(txs[0].uuid, self.txuuid)
+ # test transaction_info / undoable_transactions security
+ with self.new_access('anon').client_cnx() as cnx:
+ self.assertRaises(NoSuchTransaction,
+ cnx.transaction_info, self.txuuid)
+ self.assertRaises(NoSuchTransaction,
+ cnx.transaction_actions, self.txuuid)
+ self.assertRaises(NoSuchTransaction,
+ cnx.undo_transaction, self.txuuid)
+ txs = cnx.undoable_transactions()
+ self.assertEqual(len(txs), 0)
+
+ def test_undoable_transactions(self):
+ with self.admin_access.client_cnx() as cnx:
+ toto = self.toto(cnx)
+ e = cnx.create_entity('EmailAddress',
+ address=u'toto@logilab.org',
+ reverse_use_email=toto)
+ txuuid1 = cnx.commit()
+ toto.cw_delete()
+ txuuid2 = cnx.commit()
+ undoable_transactions = cnx.undoable_transactions
+ txs = undoable_transactions(action='D')
+ self.assertEqual(len(txs), 1, txs)
+ self.assertEqual(txs[0].uuid, txuuid2)
+ txs = undoable_transactions(action='C')
+ self.assertEqual(len(txs), 2, txs)
+ self.assertEqual(txs[0].uuid, txuuid1)
+ self.assertEqual(txs[1].uuid, self.txuuid)
+ txs = undoable_transactions(eid=toto.eid)
+ self.assertEqual(len(txs), 3)
+ self.assertEqual(txs[0].uuid, txuuid2)
+ self.assertEqual(txs[1].uuid, txuuid1)
+ self.assertEqual(txs[2].uuid, self.txuuid)
+ txs = undoable_transactions(etype='CWUser')
+ self.assertEqual(len(txs), 2)
+ txs = undoable_transactions(etype='CWUser', action='C')
+ self.assertEqual(len(txs), 1)
+ self.assertEqual(txs[0].uuid, self.txuuid)
+ txs = undoable_transactions(etype='EmailAddress', action='D')
+ self.assertEqual(len(txs), 0)
+ txs = undoable_transactions(etype='EmailAddress', action='D',
+ public=False)
+ self.assertEqual(len(txs), 1)
+ self.assertEqual(txs[0].uuid, txuuid2)
+ txs = undoable_transactions(eid=toto.eid, action='R', public=False)
+ self.assertEqual(len(txs), 1)
+ self.assertEqual(txs[0].uuid, txuuid2)
+
+ def test_undo_deletion_base(self):
+ with self.admin_access.client_cnx() as cnx:
+ toto = self.toto(cnx)
+ e = cnx.create_entity('EmailAddress',
+ address=u'toto@logilab.org',
+ reverse_use_email=toto)
+ # entity with inlined relation
+ p = cnx.create_entity('CWProperty',
+ pkey=u'ui.default-text-format',
+ value=u'text/rest',
+ for_user=toto)
+ cnx.commit()
+ txs = cnx.undoable_transactions()
+ self.assertEqual(len(txs), 2)
+ toto.cw_delete()
+ txuuid = cnx.commit()
+ actions = cnx.transaction_info(txuuid).actions_list()
+ self.assertEqual(len(actions), 1)
+ toto.cw_clear_all_caches()
+ e.cw_clear_all_caches()
+ self.assertUndoTransaction(cnx, txuuid)
+ undotxuuid = cnx.commit()
+ self.assertEqual(undotxuuid, None) # undo not undoable
+ self.assertTrue(cnx.execute('Any X WHERE X eid %(x)s', {'x': toto.eid}))
+ self.assertTrue(cnx.execute('Any X WHERE X eid %(x)s', {'x': e.eid}))
+ self.assertTrue(cnx.execute('Any X WHERE X has_text "toto@logilab"'))
+ self.assertEqual(toto.cw_adapt_to('IWorkflowable').state, 'activated')
+ self.assertEqual(toto.cw_adapt_to('IEmailable').get_email(), 'toto@logilab.org')
+ self.assertEqual([(p.pkey, p.value) for p in toto.reverse_for_user],
+ [('ui.default-text-format', 'text/rest')])
+ self.assertEqual([g.name for g in toto.in_group],
+ ['users'])
+ self.assertEqual([et.name for et in toto.related('is', entities=True)],
+ ['CWUser'])
+ self.assertEqual([et.name for et in toto.is_instance_of],
+ ['CWUser'])
+ # undoing shouldn't be visble in undoable transaction, and the undone
+ # transaction should be removed
+ txs = cnx.undoable_transactions()
+ self.assertEqual(len(txs), 2)
+ self.assertRaises(NoSuchTransaction,
+ cnx.transaction_info, txuuid)
+ with self.admin_access.repo_cnx() as cnx:
+ self.check_transaction_deleted(cnx, txuuid)
+ # the final test: check we can login with the previously deleted user
+ with self.new_access('toto').client_cnx():
+ pass
+
+ def test_undo_deletion_integrity_1(self):
+ with self.admin_access.client_cnx() as cnx:
+ # 'Personne fiche Card with' '??' cardinality
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c)
+ cnx.commit()
+ c.cw_delete()
+ txuuid = cnx.commit()
+ c2 = cnx.create_entity('Card', title=u'hip', content=u'hip')
+ p.cw_set(fiche=c2)
+ cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid, [
+ "Can't restore object relation fiche to entity "
+ "%s which is already linked using this relation." % p.eid])
+ cnx.commit()
+ p.cw_clear_all_caches()
+ self.assertEqual(p.fiche[0].eid, c2.eid)
+ # we restored the card
+ self.assertTrue(cnx.entity_from_eid(c.eid))
+
+ def test_undo_deletion_integrity_2(self):
+ with self.admin_access.client_cnx() as cnx:
+ # test validation error raised if we can't restore a required relation
+ g = cnx.create_entity('CWGroup', name=u'staff')
+ cnx.execute('DELETE U in_group G WHERE U eid %(x)s', {'x': self.totoeid})
+ self.toto(cnx).cw_set(in_group=g)
+ cnx.commit()
+ self.toto(cnx).cw_delete()
+ txuuid = cnx.commit()
+ g.cw_delete()
+ cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid, [
+ u"Can't restore relation in_group, object entity "
+ "%s doesn't exist anymore." % g.eid])
+ with self.assertRaises(ValidationError) as cm:
+ cnx.commit()
+ cm.exception.translate(text_type)
+ self.assertEqual(cm.exception.entity, self.totoeid)
+ self.assertEqual(cm.exception.errors,
+ {'in_group-subject': u'at least one relation in_group is '
+ 'required on CWUser (%s)' % self.totoeid})
+
+ def test_undo_creation_1(self):
+ with self.admin_access.client_cnx() as cnx:
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c)
+ txuuid = cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid)
+ cnx.commit()
+ self.assertFalse(cnx.execute('Any X WHERE X eid %(x)s', {'x': c.eid}))
+ self.assertFalse(cnx.execute('Any X WHERE X eid %(x)s', {'x': p.eid}))
+ self.assertFalse(cnx.execute('Any X,Y WHERE X fiche Y'))
+ with self.admin_access.repo_cnx() as cnx:
+ for eid in (p.eid, c.eid):
+ self.assertFalse(cnx.system_sql(
+ 'SELECT * FROM entities WHERE eid=%s' % eid).fetchall())
+ self.assertFalse(cnx.system_sql(
+ 'SELECT 1 FROM owned_by_relation WHERE eid_from=%s' % eid).fetchall())
+ # added by sql in hooks (except when using dataimport)
+ self.assertFalse(cnx.system_sql(
+ 'SELECT 1 FROM is_relation WHERE eid_from=%s' % eid).fetchall())
+ self.assertFalse(cnx.system_sql(
+ 'SELECT 1 FROM is_instance_of_relation WHERE eid_from=%s' % eid).fetchall())
+ self.check_transaction_deleted(cnx, txuuid)
+
+ def test_undo_creation_integrity_1(self):
+ with self.admin_access.client_cnx() as cnx:
+ tutu = self.create_user(cnx, 'tutu', commit=False)
+ txuuid = cnx.commit()
+ email = cnx.create_entity('EmailAddress', address=u'tutu@cubicweb.org')
+ prop = cnx.create_entity('CWProperty', pkey=u'ui.default-text-format',
+ value=u'text/html')
+ tutu.cw_set(use_email=email, reverse_for_user=prop)
+ cnx.commit()
+ with self.assertRaises(ValidationError) as cm:
+ cnx.undo_transaction(txuuid)
+ self.assertEqual(cm.exception.entity, tutu.eid)
+ self.assertEqual(cm.exception.errors,
+ {None: 'some later transaction(s) touch entity, undo them first'})
+
+ def test_undo_creation_integrity_2(self):
+ with self.admin_access.client_cnx() as cnx:
+ g = cnx.create_entity('CWGroup', name=u'staff')
+ txuuid = cnx.commit()
+ cnx.execute('DELETE U in_group G WHERE U eid %(x)s', {'x': self.totoeid})
+ self.toto(cnx).cw_set(in_group=g)
+ cnx.commit()
+ with self.assertRaises(ValidationError) as cm:
+ cnx.undo_transaction(txuuid)
+ self.assertEqual(cm.exception.entity, g.eid)
+ self.assertEqual(cm.exception.errors,
+ {None: 'some later transaction(s) touch entity, undo them first'})
+ # self.assertEqual(errors,
+ # [u"Can't restore relation in_group, object entity "
+ # "%s doesn't exist anymore." % g.eid])
+ # with self.assertRaises(ValidationError) as cm: cnx.commit()
+ # self.assertEqual(cm.exception.entity, self.totoeid)
+ # self.assertEqual(cm.exception.errors,
+ # {'in_group-subject': u'at least one relation in_group is '
+ # 'required on CWUser (%s)' % self.totoeid})
+
+ # test implicit 'replacement' of an inlined relation
+
+ def test_undo_inline_rel_remove_ok(self):
+ """Undo remove relation Personne (?) fiche (?) Card
+
+ NB: processed by `_undo_r` as expected"""
+ with self.admin_access.client_cnx() as cnx:
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c)
+ cnx.commit()
+ p.cw_set(fiche=None)
+ txuuid = cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid)
+ cnx.commit()
+ p.cw_clear_all_caches()
+ self.assertEqual(p.fiche[0].eid, c.eid)
+
+ def test_undo_inline_rel_remove_ko(self):
+ """Restore an inlined relation to a deleted entity, with an error.
+
+ NB: processed by `_undo_r` as expected"""
+ with self.admin_access.client_cnx() as cnx:
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c)
+ cnx.commit()
+ p.cw_set(fiche=None)
+ txuuid = cnx.commit()
+ c.cw_delete()
+ cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid, [
+ "Can't restore relation fiche, object entity %d doesn't exist anymore." % c.eid])
+ cnx.commit()
+ p.cw_clear_all_caches()
+ self.assertFalse(p.fiche)
+ with self.admin_access.repo_cnx() as cnx:
+ self.assertIsNone(cnx.system_sql(
+ 'SELECT cw_fiche FROM cw_Personne WHERE cw_eid=%s' % p.eid).fetchall()[0][0])
+
+ def test_undo_inline_rel_add_ok(self):
+ """Undo add relation Personne (?) fiche (?) Card
+
+ Caution processed by `_undo_u`, not `_undo_a` !"""
+ with self.admin_access.client_cnx() as cnx:
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ p = cnx.create_entity('Personne', nom=u'louis')
+ cnx.commit()
+ p.cw_set(fiche=c)
+ txuuid = cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid)
+ cnx.commit()
+ p.cw_clear_all_caches()
+ self.assertFalse(p.fiche)
+
+ def test_undo_inline_rel_delete_ko(self):
+ with self.admin_access.client_cnx() as cnx:
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ txuuid = cnx.commit()
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c)
+ cnx.commit()
+ integrityerror = self.repo.sources_by_uri['system'].dbhelper.dbapi_module.IntegrityError
+ with self.assertRaises(integrityerror):
+ cnx.undo_transaction(txuuid)
+
+
+ def test_undo_inline_rel_add_ko(self):
+ """Undo add relation Personne (?) fiche (?) Card
+
+ Caution processed by `_undo_u`, not `_undo_a` !"""
+ with self.admin_access.client_cnx() as cnx:
+ c = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ p = cnx.create_entity('Personne', nom=u'louis')
+ cnx.commit()
+ p.cw_set(fiche=c)
+ txuuid = cnx.commit()
+ c.cw_delete()
+ cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid)
+
+ def test_undo_inline_rel_replace_ok(self):
+ """Undo changing relation Personne (?) fiche (?) Card
+
+ Caution processed by `_undo_u` """
+ with self.admin_access.client_cnx() as cnx:
+ c1 = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ c2 = cnx.create_entity('Card', title=u'hip', content=u'hip')
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c1)
+ cnx.commit()
+ p.cw_set(fiche=c2)
+ txuuid = cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid)
+ cnx.commit()
+ p.cw_clear_all_caches()
+ self.assertEqual(p.fiche[0].eid, c1.eid)
+
+ def test_undo_inline_rel_replace_ko(self):
+ """Undo changing relation Personne (?) fiche (?) Card, with an error
+
+ Caution processed by `_undo_u` """
+ with self.admin_access.client_cnx() as cnx:
+ c1 = cnx.create_entity('Card', title=u'hop', content=u'hop')
+ c2 = cnx.create_entity('Card', title=u'hip', content=u'hip')
+ p = cnx.create_entity('Personne', nom=u'louis', fiche=c1)
+ cnx.commit()
+ p.cw_set(fiche=c2)
+ txuuid = cnx.commit()
+ c1.cw_delete()
+ cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid, [
+ "can't restore entity %s of type Personne, target of fiche (eid %s)"
+ " does not exist any longer" % (p.eid, c1.eid)])
+ cnx.commit()
+ p.cw_clear_all_caches()
+ self.assertFalse(p.fiche)
+
+ def test_undo_attr_update_ok(self):
+ with self.admin_access.client_cnx() as cnx:
+ p = cnx.create_entity('Personne', nom=u'toto')
+ cnx.commit()
+ p.cw_set(nom=u'titi')
+ txuuid = cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid)
+ p.cw_clear_all_caches()
+ self.assertEqual(p.nom, u'toto')
+
+ def test_undo_attr_update_ko(self):
+ with self.admin_access.client_cnx() as cnx:
+ p = cnx.create_entity('Personne', nom=u'toto')
+ cnx.commit()
+ p.cw_set(nom=u'titi')
+ txuuid = cnx.commit()
+ p.cw_delete()
+ cnx.commit()
+ self.assertUndoTransaction(cnx, txuuid, [
+ u"can't restore state of entity %s, it has been deleted inbetween" % p.eid])
+
+
+class UndoExceptionInUnicode(CubicWebTC):
+
+ # problem occurs in string manipulation for python < 2.6
+ def test___unicode__method(self):
+ u = _UndoException(u"voilĂ ")
+ self.assertIsInstance(text_type(u), text_type)
+
+
+if __name__ == '__main__':
+ from logilab.common.testlib import unittest_main
+ unittest_main()