* @throws Exception if failed
*/
@Test
public void simple_both() throws Exception {
trace(new TraceSetting[] {
new TraceSetting(
new Tracepoint(SimpleOperator.class.getName(), "line", PortKind.INPUT, "model"),
mode, attr()),
new TraceSetting(
new Tracepoint(SimpleOperator.class.getName(), "line", PortKind.OUTPUT, "out"),
mode, attr()),
});
TestInput<Model> in = tester.input(Model.class, "in");
prepare(in);