@Test
public void dataset_04() {
String graphName = "http://example/";
Dataset ds = createFixed();
ds.addNamedModel(graphName, model1);
assertTrue(ds.containsNamedModel(graphName));
List<String> x = Iter.toList(ds.listNames());
assertEquals(1, x.size());
assertEquals(graphName, x.get(0));
assertFalse(model1.isIsomorphicWith(ds.getDefaultModel()));
Model m = ds.getNamedModel(graphName);
assertNotNull(m);
assertTrue(model1.isIsomorphicWith(m));
ds.removeNamedModel(graphName);
// Not getNamedModel and test for null as some datasets are "auto graph creating"
assertFalse(ds.containsNamedModel(graphName));
}
