server/test/unittest_hooks.py
changeset 0 b97547f5f1fa
child 1251 af40e615dc89
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/server/test/unittest_hooks.py	Wed Nov 05 15:52:50 2008 +0100
@@ -0,0 +1,585 @@
+# -*- coding: utf-8 -*-
+"""functional tests for core hooks
+
+note: most schemahooks.py hooks are actually tested in unittest_migrations.py
+"""
+
+from logilab.common.testlib import TestCase, unittest_main
+from cubicweb.devtools.apptest import RepositoryBasedTC, get_versions
+
+from cubicweb.common import ConnectionError, RepositoryError, ValidationError
+from cubicweb.server.repository import *
+
+orig_get_versions = Repository.get_versions
+
+def setup_module(*args):
+    Repository.get_versions = get_versions
+
+def teardown_module(*args):
+    Repository.get_versions = orig_get_versions
+
+
+    
+class CoreHooksTC(RepositoryBasedTC):
+        
+    def test_delete_internal_entities(self):
+        self.assertRaises(RepositoryError, self.execute,
+                          'DELETE EEType X WHERE X name "EEType"')
+        self.assertRaises(RepositoryError, self.execute,
+                          'DELETE ERType X WHERE X name "relation_type"')
+        self.assertRaises(RepositoryError, self.execute,
+                          'DELETE EGroup X WHERE X name "owners"')
+
+    def test_delete_required_relations_subject(self):
+        self.execute('INSERT EUser X: X login "toto", X upassword "hop", X in_group Y, X in_state S '
+                     'WHERE Y name "users", S name "activated"')
+        self.commit()
+        self.execute('DELETE X in_group Y WHERE X login "toto", Y name "users"')
+        self.assertRaises(ValidationError, self.commit)
+        self.execute('DELETE X in_group Y WHERE X login "toto"')
+        self.execute('SET X in_group Y WHERE X login "toto", Y name "guests"')
+        self.commit()
+        
+    def test_delete_required_relations_object(self):
+        self.skip('no sample in the schema ! YAGNI ? Kermaat ?')
+    
+    def test_static_vocabulary_check(self):
+        self.assertRaises(ValidationError,
+                          self.execute,
+                          'SET X composite "whatever" WHERE X from_entity FE, FE name "EUser", X relation_type RT, RT name "in_group"')
+    
+    def test_missing_required_relations_subject_inline(self):
+        # missing in_group relation 
+        self.execute('INSERT EUser X: X login "toto", X upassword "hop"')
+        self.assertRaises(ValidationError,
+                          self.commit)
+
+    def test_delete_if_singlecard1(self):
+        self.assertEquals(self.repo.schema['in_state'].inlined, False)
+        ueid, = self.execute('INSERT EUser X: X login "toto", X upassword "hop", X in_group Y, X in_state S '
+                             'WHERE Y name "users", S name "activated"')[0]
+        self.commit()
+        self.execute('SET X in_state S WHERE S name "deactivated", X eid %(x)s', {'x': ueid})
+        rset = self.execute('Any S WHERE X in_state S, X eid %(x)s', {'x': ueid})
+        self.assertEquals(len(rset), 1)
+        self.assertRaises(Exception, self.execute, 'SET X in_state S WHERE S name "deactivated", X eid %s' % ueid)
+        rset2 = self.execute('Any S WHERE X in_state S, X eid %(x)s', {'x': ueid})
+        self.assertEquals(rset.rows, rset2.rows)
+
+    def test_inlined(self):
+        self.assertEquals(self.repo.schema['sender'].inlined, True)
+        self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
+        self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
+        eeid = self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
+                            'WHERE Y is EmailAddress, P is EmailPart')[0][0]
+        self.execute('SET X sender Y WHERE X is Email, Y is EmailAddress')
+        rset = self.execute('Any S WHERE X sender S, X eid %s' % eeid)
+        self.assertEquals(len(rset), 1)
+        
+    def test_composite_1(self):
+        self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
+        self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
+        self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
+                     'WHERE Y is EmailAddress, P is EmailPart')
+        self.failUnless(self.execute('Email X WHERE X sender Y'))
+        self.commit()
+        self.execute('DELETE Email X')
+        rset = self.execute('Any X WHERE X is EmailPart')
+        self.assertEquals(len(rset), 1)
+        self.commit()
+        rset = self.execute('Any X WHERE X is EmailPart')
+        self.assertEquals(len(rset), 0)
+            
+    def test_composite_2(self):
+        self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
+        self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
+        self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
+                     'WHERE Y is EmailAddress, P is EmailPart')
+        self.commit()
+        self.execute('DELETE Email X')
+        self.execute('DELETE EmailPart X')
+        self.commit()
+        rset = self.execute('Any X WHERE X is EmailPart')
+        self.assertEquals(len(rset), 0)
+            
+    def test_composite_redirection(self):
+        self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
+        self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
+        self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
+                     'WHERE Y is EmailAddress, P is EmailPart')
+        self.execute('INSERT Email X: X messageid "<2345>", X subject "test2", X sender Y, X recipients Y '
+                     'WHERE Y is EmailAddress')
+        self.commit()
+        self.execute('DELETE X parts Y WHERE X messageid "<1234>"')
+        self.execute('SET X parts Y WHERE X messageid "<2345>"')
+        self.commit()
+        rset = self.execute('Any X WHERE X is EmailPart')
+        self.assertEquals(len(rset), 1)
+        self.assertEquals(rset.get_entity(0, 0).reverse_parts[0].messageid, '<2345>')
+
+    def test_unsatisfied_constraints(self):
+        self.execute('INSERT ENFRDef X: X from_entity FE, X relation_type RT, X to_entity TE '
+                     'WHERE FE name "Affaire", RT name "concerne", TE name "String"')
+        self.assertRaises(ValidationError,
+                          self.commit)
+
+
+    def test_html_tidy_hook(self):
+        entity = self.execute('INSERT Affaire A: A descr_format "text/html", A descr "yo"').get_entity(0, 0)
+        self.assertEquals(entity.descr, u'yo')
+        entity = self.execute('INSERT Affaire A: A descr_format "text/html", A descr "<b>yo"').get_entity(0, 0)
+        self.assertEquals(entity.descr, u'<b>yo</b>')
+        entity = self.execute('INSERT Affaire A: A descr_format "text/html", A descr "<b>yo</b>"').get_entity(0, 0)
+        self.assertEquals(entity.descr, u'<b>yo</b>')
+        entity = self.execute('INSERT Affaire A: A descr_format "text/html", A descr "<b>R&D</b>"').get_entity(0, 0)
+        self.assertEquals(entity.descr, u'<b>R&amp;D</b>')
+        xml = u"<div>c&apos;est <b>l'ét&eacute;"
+        entity = self.execute('INSERT Affaire A: A descr_format "text/html", A descr %(d)s',
+                              {'d': xml}).get_entity(0, 0)
+        self.assertEquals(entity.descr, u"<div>c'est <b>l'été</b></div>")
+
+    def test_nonregr_html_tidy_hook_no_update(self):
+        entity = self.execute('INSERT Affaire A: A descr_format "text/html", A descr "yo"').get_entity(0, 0)
+        self.assertEquals(entity.descr, u'yo')
+        self.execute('SET A ref "REF" WHERE A eid %s' % entity.eid)
+        entity = self.execute('Any A WHERE A eid %s' % entity.eid).get_entity(0, 0)
+        self.assertEquals(entity.descr, u'yo')
+        self.execute('SET A descr "R&D<p>yo" WHERE A eid %s' % entity.eid)
+        entity = self.execute('Any A WHERE A eid %s' % entity.eid).get_entity(0, 0)
+        self.assertEquals(entity.descr, u'R&amp;D<p>yo</p>')
+        
+
+        
+class UserGroupHooksTC(RepositoryBasedTC):
+    
+    def test_user_synchronization(self):
+        self.create_user('toto', password='hop', commit=False)
+        self.assertRaises(AuthenticationError,
+                          self.repo.connect, u'toto', 'hop')
+        self.commit()
+        cnxid = self.repo.connect(u'toto', 'hop')
+        self.failIfEqual(cnxid, self.cnxid)
+        self.execute('DELETE EUser X WHERE X login "toto"')
+        self.repo.execute(cnxid, 'State X')
+        self.commit()
+        self.assertRaises(BadConnectionId,
+                          self.repo.execute, cnxid, 'State X')
+
+    def test_user_group_synchronization(self):
+        user = self.session.user
+        self.assertEquals(user.groups, set(('managers',)))
+        self.execute('SET X in_group G WHERE X eid %s, G name "guests"' % user.eid)
+        self.assertEquals(user.groups, set(('managers',)))
+        self.commit()
+        self.assertEquals(user.groups, set(('managers', 'guests')))
+        self.execute('DELETE X in_group G WHERE X eid %s, G name "guests"' % user.eid)
+        self.assertEquals(user.groups, set(('managers', 'guests')))
+        self.commit()
+        self.assertEquals(user.groups, set(('managers',)))
+
+    def test_user_composite_owner(self):
+        ueid = self.create_user('toto')
+        # composite of euser should be owned by the euser regardless of who created it
+        self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", U use_email X '
+                     'WHERE U login "toto"')
+        self.commit()
+        self.assertEquals(self.execute('Any A WHERE X owned_by U, U use_email X,'
+                                       'U login "toto", X address A')[0][0],
+                          'toto@logilab.fr')
+
+    def test_no_created_by_on_deleted_entity(self):
+        eid = self.execute('INSERT EmailAddress X: X address "toto@logilab.fr"')[0][0]
+        self.execute('DELETE EmailAddress X WHERE X eid %s' % eid)
+        self.commit()
+        self.failIf(self.execute('Any X WHERE X created_by Y, X eid >= %(x)s', {'x': eid}))
+        
+class EPropertyHooksTC(RepositoryBasedTC):
+    
+    def test_unexistant_eproperty(self):
+        ex = self.assertRaises(ValidationError,
+                          self.execute, 'INSERT EProperty X: X pkey "bla.bla", X value "hop", X for_user U')
+        self.assertEquals(ex.errors, {'pkey': 'unknown property key'})
+        ex = self.assertRaises(ValidationError,
+                          self.execute, 'INSERT EProperty X: X pkey "bla.bla", X value "hop"')
+        self.assertEquals(ex.errors, {'pkey': 'unknown property key'})
+        
+    def test_site_wide_eproperty(self):
+        ex = self.assertRaises(ValidationError,
+                               self.execute, 'INSERT EProperty X: X pkey "ui.site-title", X value "hop", X for_user U')
+        self.assertEquals(ex.errors, {'for_user': "site-wide property can't be set for user"})
+        
+    def test_bad_type_eproperty(self):
+        ex = self.assertRaises(ValidationError,
+                               self.execute, 'INSERT EProperty X: X pkey "ui.language", X value "hop", X for_user U')
+        self.assertEquals(ex.errors, {'value': u'unauthorized value'})
+        ex = self.assertRaises(ValidationError,
+                          self.execute, 'INSERT EProperty X: X pkey "ui.language", X value "hop"')
+        self.assertEquals(ex.errors, {'value': u'unauthorized value'})
+        
+        
+class SchemaHooksTC(RepositoryBasedTC):
+        
+    def test_duplicate_etype_error(self):
+        # check we can't add a EEType or ERType entity if it already exists one
+        # with the same name
+        #
+        # according to hook order, we'll get a repository or validation error
+        self.assertRaises((ValidationError, RepositoryError),
+                          self.execute, 'INSERT EEType X: X name "Societe"')
+        self.assertRaises((ValidationError, RepositoryError),
+                          self.execute, 'INSERT ERType X: X name "in_group"')
+        
+    def test_validation_unique_constraint(self):
+        self.assertRaises(ValidationError,
+                          self.execute, 'INSERT EUser X: X login "admin"')
+        try:
+            self.execute('INSERT EUser X: X login "admin"')
+        except ValidationError, ex:
+            self.assertIsInstance(ex.entity, int)
+            self.assertEquals(ex.errors, {'login': 'the value "admin" is already used, use another one'})
+
+
+class SchemaModificationHooksTC(RepositoryBasedTC):
+    copy_schema = True
+
+    def setUp(self):
+        if not hasattr(self, '_repo'):
+            # first initialization
+            repo = self.repo # set by the RepositoryBasedTC metaclass
+            # force to read schema from the database
+            repo.config._cubes = None
+            repo.fill_schema()
+        RepositoryBasedTC.setUp(self)
+            
+    def test_base(self):
+        schema = self.repo.schema
+        dbhelper = self.session.pool.source('system').dbhelper    
+        sqlcursor = self.session.pool['system']
+        self.failIf(schema.has_entity('Societe2'))
+        self.failIf(schema.has_entity('concerne2'))
+        # schema should be update on insertion (after commit)
+        self.execute('INSERT EEType X: X name "Societe2", X description "", X meta FALSE, X final FALSE')
+        self.execute('INSERT ERType X: X name "concerne2", X description "", X meta FALSE, X final FALSE, X symetric FALSE')
+        self.failIf(schema.has_entity('Societe2'))
+        self.failIf(schema.has_entity('concerne2'))
+        self.execute('SET X read_permission G WHERE X is EEType, X name "Societe2", G is EGroup')
+        self.execute('SET X read_permission G WHERE X is ERType, X name "concerne2", G is EGroup')
+        self.execute('SET X add_permission G WHERE X is EEType, X name "Societe2", G is EGroup, G name "managers"')
+        self.execute('SET X add_permission G WHERE X is ERType, X name "concerne2", G is EGroup, G name "managers"')
+        self.execute('SET X delete_permission G WHERE X is EEType, X name "Societe2", G is EGroup, G name "owners"')
+        self.execute('SET X delete_permission G WHERE X is ERType, X name "concerne2", G is EGroup, G name "owners"')
+        # have to commit before adding definition relations
+        self.commit()
+        self.failUnless(schema.has_entity('Societe2'))
+        self.failUnless(schema.has_relation('concerne2'))
+        self.execute('INSERT EFRDef X: X cardinality "11", X defaultval "noname", X indexed TRUE, X relation_type RT, X from_entity E, X to_entity F '
+                     'WHERE RT name "nom", E name "Societe2", F name "String"')
+        concerne2_rdef_eid = self.execute(
+            'INSERT ENFRDef X: X cardinality "**", X relation_type RT, X from_entity E, X to_entity E '
+            'WHERE RT name "concerne2", E name "Societe2"')[0][0]
+        self.execute('INSERT ENFRDef X: X cardinality "?*", X relation_type RT, X from_entity E, X to_entity C '
+                     'WHERE RT name "comments", E name "Societe2", C name "Comment"')
+        self.failIf('nom' in schema['Societe2'].subject_relations())
+        self.failIf('concerne2' in schema['Societe2'].subject_relations())
+        self.failIf(dbhelper.index_exists(sqlcursor, 'Societe2', 'nom'))
+        self.commit()
+        self.failUnless('nom' in schema['Societe2'].subject_relations())
+        self.failUnless('concerne2' in schema['Societe2'].subject_relations())
+        self.failUnless(dbhelper.index_exists(sqlcursor, 'Societe2', 'nom'))
+        # now we should be able to insert and query Societe2
+        s2eid = self.execute('INSERT Societe2 X: X nom "logilab"')[0][0]
+        self.execute('Societe2 X WHERE X nom "logilab"')
+        self.execute('SET X concerne2 X WHERE X nom "logilab"')
+        rset = self.execute('Any X WHERE X concerne2 Y')
+        self.assertEquals(rset.rows, [[s2eid]])
+        # check that when a relation definition is deleted, existing relations are deleted
+        self.execute('INSERT ENFRDef X: X cardinality "**", X relation_type RT, X from_entity E, X to_entity E '
+                     'WHERE RT name "concerne2", E name "Societe"')
+        self.commit()
+        self.execute('DELETE ENFRDef X WHERE X eid %(x)s', {'x': concerne2_rdef_eid}, 'x')
+        self.commit()
+        self.failUnless('concerne2' in schema['Societe'].subject_relations())
+        self.failIf('concerne2' in schema['Societe2'].subject_relations())
+        self.failIf(self.execute('Any X WHERE X concerne2 Y'))
+        # schema should be cleaned on delete (after commit)
+        self.execute('DELETE EEType X WHERE X name "Societe2"')
+        self.execute('DELETE ERType X WHERE X name "concerne2"')
+        self.failUnless(dbhelper.index_exists(sqlcursor, 'Societe2', 'nom'))
+        self.failUnless(schema.has_entity('Societe2'))
+        self.failUnless(schema.has_relation('concerne2'))
+        self.commit()
+        self.failIf(dbhelper.index_exists(sqlcursor, 'Societe2', 'nom'))
+        self.failIf(schema.has_entity('Societe2'))
+        self.failIf(schema.has_entity('concerne2'))
+
+    def test_is_instance_of_insertions(self):
+        seid = self.execute('INSERT SubDivision S: S nom "subdiv"')[0][0]
+        is_etypes = [etype for etype, in self.execute('Any ETN WHERE X eid %s, X is ET, ET name ETN' % seid)]
+        self.assertEquals(is_etypes, ['SubDivision'])
+        instanceof_etypes = [etype for etype, in self.execute('Any ETN WHERE X eid %s, X is_instance_of ET, ET name ETN' % seid)]
+        self.assertEquals(sorted(instanceof_etypes), ['Division', 'Societe', 'SubDivision'])
+        snames = [name for name, in self.execute('Any N WHERE S is Societe, S nom N')]
+        self.failIf('subdiv' in snames)
+        snames = [name for name, in self.execute('Any N WHERE S is Division, S nom N')]
+        self.failIf('subdiv' in snames)
+        snames = [name for name, in self.execute('Any N WHERE S is_instance_of Societe, S nom N')]
+        self.failUnless('subdiv' in snames)
+        snames = [name for name, in self.execute('Any N WHERE S is_instance_of Division, S nom N')]
+        self.failUnless('subdiv' in snames)
+        
+        
+    def test_perms_synchronization_1(self):
+        schema = self.repo.schema
+        self.assertEquals(schema['EUser'].get_groups('read'), set(('managers', 'users')))
+        self.failUnless(self.execute('Any X, Y WHERE X is EEType, X name "EUser", Y is EGroup, Y name "users"')[0])
+        self.execute('DELETE X read_permission Y WHERE X is EEType, X name "EUser", Y name "users"')
+        self.assertEquals(schema['EUser'].get_groups('read'), set(('managers', 'users', )))
+        self.commit()
+        self.assertEquals(schema['EUser'].get_groups('read'), set(('managers', )))
+        self.execute('SET X read_permission Y WHERE X is EEType, X name "EUser", Y name "users"')
+        self.commit()
+        self.assertEquals(schema['EUser'].get_groups('read'), set(('managers', 'users',)))
+
+    def test_perms_synchronization_2(self):
+        schema = self.repo.schema['in_group']
+        self.assertEquals(schema.get_groups('read'), set(('managers', 'users', 'guests')))
+        self.execute('DELETE X read_permission Y WHERE X is ERType, X name "in_group", Y name "guests"')
+        self.assertEquals(schema.get_groups('read'), set(('managers', 'users', 'guests')))
+        self.commit()
+        self.assertEquals(schema.get_groups('read'), set(('managers', 'users')))
+        self.execute('SET X read_permission Y WHERE X is ERType, X name "in_group", Y name "guests"')
+        self.assertEquals(schema.get_groups('read'), set(('managers', 'users')))
+        self.commit()
+        self.assertEquals(schema.get_groups('read'), set(('managers', 'users', 'guests')))
+
+    def test_nonregr_user_edit_itself(self):
+        ueid = self.session.user.eid
+        groupeids = [eid for eid, in self.execute('EGroup G WHERE G name in ("managers", "users")')]
+        self.execute('DELETE X in_group Y WHERE X eid %s' % ueid)
+        self.execute('SET X surname "toto" WHERE X eid %s' % ueid)
+        self.execute('SET X in_group Y WHERE X eid %s, Y name "managers"' % ueid)
+        self.commit()
+        eeid = self.execute('Any X WHERE X is EEType, X name "EEType"')[0][0]
+        self.execute('DELETE X read_permission Y WHERE X eid %s' % eeid)
+        self.execute('SET X final FALSE WHERE X eid %s' % eeid)
+        self.execute('SET X read_permission Y WHERE X eid %s, Y eid in (%s, %s)'
+                     % (eeid, groupeids[0], groupeids[1]))
+        self.commit()
+        self.execute('Any X WHERE X is EEType, X name "EEType"')
+
+    # schema modification hooks tests #########################################
+    
+    def test_uninline_relation(self):
+        dbhelper = self.session.pool.source('system').dbhelper    
+        sqlcursor = self.session.pool['system']
+        # Personne inline2 Affaire inline
+        # insert a person without inline2 relation (not mandatory)
+        self.execute('INSERT Personne X: X nom "toto"')
+        peid = self.execute('INSERT Personne X: X nom "tutu"')[0][0]
+        aeid = self.execute('INSERT Affaire X: X ref "tata"')[0][0]
+        self.execute('SET X inline2 Y WHERE X eid %(x)s, Y eid %(y)s', {'x': peid, 'y': aeid})
+        self.failUnless(self.schema['inline2'].inlined)
+        try:
+            try:
+                self.execute('SET X inlined FALSE WHERE X name "inline2"')
+                self.failUnless(self.schema['inline2'].inlined)
+                self.commit()
+                self.failIf(self.schema['inline2'].inlined)
+                self.failIf(dbhelper.index_exists(sqlcursor, 'Personne', 'inline2'))
+                rset = self.execute('Any X, Y WHERE X inline2 Y')
+                self.assertEquals(len(rset), 1)
+                self.assertEquals(rset.rows[0], [peid, aeid])
+            except:
+                import traceback
+                traceback.print_exc()
+                raise
+        finally:
+            self.execute('SET X inlined TRUE WHERE X name "inline2"')
+            self.failIf(self.schema['inline2'].inlined)
+            self.commit()
+            self.failUnless(self.schema['inline2'].inlined)
+            self.failUnless(dbhelper.index_exists(sqlcursor, 'Personne', 'inline2'))
+            rset = self.execute('Any X, Y WHERE X inline2 Y')
+            self.assertEquals(len(rset), 1)
+            self.assertEquals(rset.rows[0], [peid, aeid])
+
+    def test_indexed_change(self):
+        dbhelper = self.session.pool.source('system').dbhelper    
+        sqlcursor = self.session.pool['system']
+        try:
+            self.execute('SET X indexed TRUE WHERE X relation_type R, R name "sujet"')
+            self.failIf(self.schema['sujet'].rproperty('Affaire', 'String', 'indexed'))
+            self.failIf(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet'))
+            self.commit()
+            self.failUnless(self.schema['sujet'].rproperty('Affaire', 'String', 'indexed'))
+            self.failUnless(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet'))
+        finally:
+            self.execute('SET X indexed FALSE WHERE X relation_type R, R name "sujet"')
+            self.failUnless(self.schema['sujet'].rproperty('Affaire', 'String', 'indexed'))
+            self.failUnless(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet'))
+            self.commit()
+            self.failIf(self.schema['sujet'].rproperty('Affaire', 'String', 'indexed'))
+            self.failIf(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet'))
+
+    def test_unique_change(self):
+        dbhelper = self.session.pool.source('system').dbhelper    
+        sqlcursor = self.session.pool['system']
+        try:
+            self.execute('INSERT EConstraint X: X cstrtype CT, DEF constrained_by X '
+                         'WHERE CT name "UniqueConstraint", DEF relation_type RT, DEF from_entity E,'
+                         'RT name "sujet", E name "Affaire"')
+            self.failIf(self.schema['Affaire'].has_unique_values('sujet'))
+            self.failIf(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet', unique=True))
+            self.commit()
+            self.failUnless(self.schema['Affaire'].has_unique_values('sujet'))
+            self.failUnless(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet', unique=True))
+        finally:
+            self.execute('DELETE DEF constrained_by X WHERE X cstrtype CT, '
+                         'CT name "UniqueConstraint", DEF relation_type RT, DEF from_entity E,'
+                         'RT name "sujet", E name "Affaire"')
+            self.failUnless(self.schema['Affaire'].has_unique_values('sujet'))
+            self.failUnless(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet', unique=True))
+            self.commit()
+            self.failIf(self.schema['Affaire'].has_unique_values('sujet'))
+            self.failIf(dbhelper.index_exists(sqlcursor, 'Affaire', 'sujet', unique=True))
+        
+
+class WorkflowHooksTC(RepositoryBasedTC):
+
+    def setUp(self):
+        RepositoryBasedTC.setUp(self)
+        self.s_activated = self.execute('State X WHERE X name "activated"')[0][0]
+        self.s_deactivated = self.execute('State X WHERE X name "deactivated"')[0][0]
+        self.s_dummy = self.execute('INSERT State X: X name "dummy", X state_of E WHERE E name "EUser"')[0][0]
+        self.create_user('stduser')
+        # give access to users group on the user's wf transitions
+        # so we can test wf enforcing on euser (managers don't have anymore this
+        # enforcement
+        self.execute('SET X require_group G WHERE G name "users", X transition_of ET, ET name "EUser"')
+        self.commit()
+        
+    def tearDown(self):
+        self.execute('DELETE X require_group G WHERE G name "users", X transition_of ET, ET name "EUser"')
+        self.commit()
+        RepositoryBasedTC.tearDown(self)
+
+    def test_set_initial_state(self):
+        ueid = self.execute('INSERT EUser E: E login "x", E upassword "x", E in_group G '
+                            'WHERE G name "users"')[0][0]
+        self.failIf(self.execute('Any N WHERE S name N, X in_state S, X eid %(x)s',
+                                 {'x' : ueid}))
+        self.commit()
+        initialstate = self.execute('Any N WHERE S name N, X in_state S, X eid %(x)s',
+                                    {'x' : ueid})[0][0]
+        self.assertEquals(initialstate, u'activated')
+        
+    def test_initial_state(self):
+        cnx = self.login('stduser')
+        cu = cnx.cursor()
+        self.assertRaises(ValidationError, cu.execute,
+                          'INSERT EUser X: X login "badaboum", X upassword %(pwd)s, '
+                          'X in_state S WHERE S name "deactivated"', {'pwd': 'oops'})
+        cnx.close()
+        # though managers can do whatever he want
+        self.execute('INSERT EUser X: X login "badaboum", X upassword %(pwd)s, '
+                     'X in_state S, X in_group G WHERE S name "deactivated", G name "users"', {'pwd': 'oops'})
+        self.commit()
+        
+    # test that the workflow is correctly enforced
+    def test_transition_checking1(self):
+        cnx = self.login('stduser')
+        cu = cnx.cursor()
+        ueid = cnx.user(self.current_session()).eid
+        self.assertRaises(ValidationError,
+                          cu.execute, 'SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                          {'x': ueid, 's': self.s_activated}, 'x')
+        cnx.close()
+        
+    def test_transition_checking2(self):
+        cnx = self.login('stduser')
+        cu = cnx.cursor()
+        ueid = cnx.user(self.current_session()).eid
+        self.assertRaises(ValidationError,
+                          cu.execute, 'SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                          {'x': ueid, 's': self.s_dummy}, 'x')
+        cnx.close()
+        
+    def test_transition_checking3(self):
+        cnx = self.login('stduser')
+        cu = cnx.cursor()
+        ueid = cnx.user(self.current_session()).eid
+        cu.execute('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                      {'x': ueid, 's': self.s_deactivated}, 'x')
+        cnx.commit()
+        self.assertRaises(ValidationError,
+                          cu.execute, 'SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                          {'x': ueid, 's': self.s_deactivated}, 'x')
+        # get back now
+        cu.execute('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                      {'x': ueid, 's': self.s_activated}, 'x')
+        cnx.commit()
+        cnx.close()
+        
+    def test_transition_checking4(self):
+        cnx = self.login('stduser')
+        cu = cnx.cursor()
+        ueid = cnx.user(self.current_session()).eid
+        cu.execute('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                   {'x': ueid, 's': self.s_deactivated}, 'x')
+        cnx.commit()
+        self.assertRaises(ValidationError,
+                          cu.execute, 'SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                          {'x': ueid, 's': self.s_dummy}, 'x')
+        # get back now
+        cu.execute('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                      {'x': ueid, 's': self.s_activated}, 'x')
+        cnx.commit()
+        cnx.close()
+
+    def test_transition_information(self):
+        ueid = self.session.user.eid
+        self.execute('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                      {'x': ueid, 's': self.s_deactivated}, 'x')
+        self.commit()
+        rset = self.execute('TrInfo T ORDERBY T WHERE T wf_info_for X, X eid %(x)s', {'x': ueid})
+        self.assertEquals(len(rset), 2)
+        tr = rset.get_entity(1, 0)
+        #tr.complete()
+        self.assertEquals(tr.comment, None)
+        self.assertEquals(tr.from_state[0].eid, self.s_activated)
+        self.assertEquals(tr.to_state[0].eid, self.s_deactivated)
+        
+        self.session.set_shared_data('trcomment', u'il est pas sage celui-la')
+        self.session.set_shared_data('trcommentformat', u'text/plain')
+        self.execute('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
+                     {'x': ueid, 's': self.s_activated}, 'x')
+        self.commit()
+        rset = self.execute('TrInfo T ORDERBY T WHERE T wf_info_for X, X eid %(x)s', {'x': ueid})
+        self.assertEquals(len(rset), 3)
+        tr = rset.get_entity(2, 0)
+        #tr.complete()
+        self.assertEquals(tr.comment, u'il est pas sage celui-la')
+        self.assertEquals(tr.comment_format, u'text/plain')
+        self.assertEquals(tr.from_state[0].eid, self.s_deactivated)
+        self.assertEquals(tr.to_state[0].eid, self.s_activated)
+        self.assertEquals(tr.owned_by[0].login, 'admin')
+
+    def test_transition_information_on_creation(self):
+        ueid = self.create_user('toto')
+        rset = self.execute('TrInfo T WHERE T wf_info_for X, X eid %(x)s', {'x': ueid})
+        self.assertEquals(len(rset), 1)
+        tr = rset.get_entity(0, 0)
+        #tr.complete()
+        self.assertEquals(tr.comment, None)
+        self.assertEquals(tr.from_state, [])
+        self.assertEquals(tr.to_state[0].eid, self.s_activated)
+
+    def test_std_users_can_create_trinfo(self):
+        self.create_user('toto')
+        cnx = self.login('toto')
+        cu = cnx.cursor()
+        self.failUnless(cu.execute("INSERT Note X: X type 'a', X in_state S WHERE S name 'todo'"))
+        cnx.commit()
+    
+if __name__ == '__main__':
+    unittest_main()