@Test
public void testUpdateNodeResource() {

  List<NodeInfo> nodes = interceptor.getNodes(null).getNodes();
  Assert.assertFalse(nodes.isEmpty());
  final String nodeId = nodes.get(0).getNodeId();
  ResourceOptionInfo resourceOption = new ResourceOptionInfo(
      ResourceOption.newInstance(
          Resource.newInstance(2048, 3), 1000));
  ResourceInfo resource = interceptor.updateNodeResource(
      null, nodeId, resourceOption);
  Assert.assertNotNull(resource);
  Assert.assertEquals(2048, resource.getMemorySize());
  Assert.assertEquals(3, resource.getvCores());
}