@Test
public void testDelete() throws IOException
{

  testLoad();
  testMeta.storageAgent.delete(1, 1);
  Path appPath = new Path(testMeta.applicationPath);
  FileContext fileContext = FileContext.getFileContext();
  Assert.assertTrue("operator 2 window 1", fileContext.util().exists(new Path(appPath + "/" + 2 + "/" + 1)));
  Assert.assertFalse("operator 1 window 1", fileContext.util().exists(new Path(appPath + "/" + 1 + "/" + 1)));
}