*/
@Test
public void only_secondary() throws Exception {
FlowDescriptionDriver flow = new FlowDescriptionDriver();
In<Ex1> in1 = flow.createIn("in1", new Import(Mode.SECONDARY, "secondary", LockType.UNUSED));
Out<Ex1> out1 = flow.createOut("out1", new DirectExporterDescription(Ex1.class, "a/a-*"));
FlowDescription desc = new IdentityFlow<Ex1>(in1, out1);
JobflowInfo info = compile(flow, desc);
assertThat(info, not(nullValue()));
List<ExternalIoCommandProvider> commands = info.getCommandProviders();