# File test/test_query.rb, line 140 def test_model_query_serialize_construct() model = Model.new() @exns = Namespace.new('http://example.org/') lit = Node.new("baz") st = Statement.new(@exns['subject'], @exns['pred'], lit) model.add_statement(st) query = Query.new("CONSTRUCT { ?a ?b ?c . ?b ?a ?c } WHERE { ?a ?b ?c }", "sparql", nil, nil) results = query.execute(model) assert(results != nil) string = results.to_string() # length of an RDF/XML string - might change assert_equal(string.length(), 401) end