public void Create_should_return_only_when_target_entity_in_wrapper() { var filter = new ViewgenContext.OneToOneFkAssociationsForEntitiesFilter(); var associationType1 = new AssociationType("A1", EdmConstants.TransientNamespace, true, DataSpace.CSpace); var entityType = new EntityType("E", "N", DataSpace.CSpace); associationType1.AddKeyMember( new AssociationEndMember("S", entityType) { RelationshipMultiplicity = RelationshipMultiplicity.One }); associationType1.AddKeyMember( new AssociationEndMember("T", entityType) { RelationshipMultiplicity = RelationshipMultiplicity.One }); associationType1.SetReadOnly(); var associationSet1 = new AssociationSet("AS1", associationType1); var associationType2 = new AssociationType("A2", EdmConstants.TransientNamespace, true, DataSpace.CSpace); associationType2.AddKeyMember( new AssociationEndMember("S", new EntityType("E", "N", DataSpace.CSpace)) { RelationshipMultiplicity = RelationshipMultiplicity.One }); associationType2.AddKeyMember( new AssociationEndMember("T", entityType) { RelationshipMultiplicity = RelationshipMultiplicity.One }); associationType2.SetReadOnly(); var associationSet2 = new AssociationSet("AS2", associationType2); var query = filter.Filter( new[] { entityType }, new[] { associationSet1, associationSet2 }); Assert.Same(associationSet1, query.Single()); }