TestRMWebServicesApps.java 文件源码

@Test
public void testAppsXML() throws JSONException, Exception {
  rm.start();
  MockNM amNodeManager = rm.registerNode("127.0.0.1:1234", 2048);
  RMApp app1 = rm.submitApp(CONTAINER_MB, "testwordcount", "user1");
  amNodeManager.nodeHeartbeat(true);
  WebResource r = resource();
  ClientResponse response = r.path("ws").path("v1").path("cluster")
      .path("apps").accept(MediaType.APPLICATION_XML)
      .get(ClientResponse.class);
  assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
  String xml = response.getEntity(String.class);
  DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
  DocumentBuilder db = dbf.newDocumentBuilder();
  InputSource is = new InputSource();
  is.setCharacterStream(new StringReader(xml));
  Document dom = db.parse(is);
  NodeList nodesApps = dom.getElementsByTagName("apps");
  assertEquals("incorrect number of elements", 1, nodesApps.getLength());
  NodeList nodes = dom.getElementsByTagName("app");
  assertEquals("incorrect number of elements", 1, nodes.getLength());
  verifyAppsXML(nodes, app1);
  rm.stop();
}