@Test
public void testCreateExeDir() throws Exception {

   PGETaskInstance pgeTask = createTestInstance();
   File exeDir = new File(pgeTask.pgeConfig.getExeDir());
   FileUtils.deleteDirectory(exeDir);
   assertFalse(exeDir.exists());
   pgeTask.createExeDir();
   assertTrue(exeDir.exists());
}