assertTrue(graph.isEmpty()) ;
}
@Test public void post_01()
{
DatasetAccessor du = create() ;
du.putModel(model1) ;
du.add(model2) ; // POST appends
Model graph = du.getModel() ;
Model graph3 = ModelFactory.createDefaultModel() ;
graph3.add(model1) ;
graph3.add(model2) ;
assertFalse(graph.isIsomorphicWith(model1)) ;
assertFalse(graph.isIsomorphicWith(model2)) ;
assertTrue(graph.isIsomorphicWith(graph3)) ;
// Empty it.
du.deleteDefault() ;
graph = du.getModel() ;
assertTrue(graph.isEmpty()) ;
}