--- a/test/data/schema.py	Tue May 24 10:33:43 2011 +0200
+++ b/test/data/schema.py	Wed May 25 08:35:20 2011 +0200
@@ -18,9 +18,11 @@
 
 from yams.buildobjs import (EntityType, String, SubjectRelation,
                             RelationDefinition)
+
 from cubicweb.schema import (WorkflowableEntityType,
                              RQLConstraint, RQLVocabularyConstraint)
 
+
 class Personne(EntityType):
     nom = String(required=True)
     prenom = String()
@@ -36,22 +38,40 @@
             RQLVocabularyConstraint('NOT (S connait P, P nom "toto")'),
             RQLVocabularyConstraint('S travaille P, P nom "tutu"')])
 
+
 class Societe(EntityType):
     nom = String()
     evaluee = SubjectRelation('Note')
+    fournit = SubjectRelation(('Service', 'Produit'), cardinality='1*')
+
+
+class Service(EntityType):
+    fabrique_par = SubjectRelation('Personne', cardinality='1*')
+
+
+class Produit(EntityType):
+    fabrique_par = SubjectRelation('Usine', cardinality='1*')
+
+
+class Usine(EntityType):
+    lieu = String(required=True)
+
 
 class Note(EntityType):
     type = String()
     ecrit_par = SubjectRelation('Personne')
 
+
 class SubNote(Note):
     __specializes_schema__ = True
     description = String()
 
+
 class tags(RelationDefinition):
     subject = 'Tag'
     object = ('Personne', 'Note')
 
+
 class evaluee(RelationDefinition):
     subject = 'CWUser'
     object = 'Note'
@@ -59,5 +79,3 @@
 
 class StateFull(WorkflowableEntityType):
     name = String()
-
-