public void HasCascadeDeletePath_should_return_true_for_simple_cascade()
        {
            var model = new EdmModel(DataSpace.CSpace);
            var entityTypeA = model.AddEntityType("A");
            var entityTypeB = model.AddEntityType("B");
            var associationType
                = new AssociationType("A", XmlConstants.ModelNamespace_3, false, DataSpace.CSpace)
                      {
                          SourceEnd = new AssociationEndMember("S", entityTypeA),
                          TargetEnd = new AssociationEndMember("T", entityTypeB)
                      };
            associationType.SourceEnd.DeleteBehavior = OperationAction.Cascade;
            model.AddAssociationType(associationType);

            Assert.True(model.HasCascadeDeletePath(entityTypeA, entityTypeB));
            Assert.False(model.HasCascadeDeletePath(entityTypeB, entityTypeA));
        }