@Test
public void wrappers() throws Exception {

    PipelineMetadataService svc = new PipelineMetadataService();
    List<ExportedPipelineStep> wrappers = new ArrayList<>();
    wrappers.addAll(Arrays.asList(svc.doWrapperMetadata()));
    assertFalse(wrappers.isEmpty());
    ExportedPipelineStep w = null;
    for (ExportedPipelineStep s : wrappers) {
        if (s.getFunctionName().equals("timeout")) {
            w = s;
        }
    }
    assertNotNull(w);
}