@Test(expected = Exception.class)
    public void multiple_container_elements_cannot_be_deployed() throws Exception {
        String twoContainersXml = "<services>" + //
                "<container id=\"container-1\" version=\"1.0\" />" + //
                "<container id=\"container-2\" version=\"1.0\" />" + //
                "</services>";

        StandaloneContainer.withContainerModel(twoContainersXml, root -> null);
    }
@author Tony Vaagenes
@author gjoranv
@author ollivir
standalone-container/src/test/java/com/yahoo/container/standalone/StandaloneContainerTest.java