@Test (timeout = 30000)
public void testSimpleGet() throws IOException {

  String rootDir = new File(System.getProperty(
      "test.build.data", "/tmp")).getAbsolutePath();
  File testFile = null;
  String expectedProcessId = Shell.WINDOWS ?
    "container_1353742680940_0002_01_000001" :
    "56789";
  
  try {
    testFile = new File(rootDir, "temp.txt");
    PrintWriter fileWriter = new PrintWriter(testFile);
    fileWriter.println(expectedProcessId);
    fileWriter.close();      
    String processId = null; 
                
    processId = ProcessIdFileReader.getProcessId(
        new Path(rootDir + Path.SEPARATOR + "temp.txt"));
    Assert.assertEquals(expectedProcessId, processId);      
    
  } finally {
    if (testFile != null
        && testFile.exists()) {
      testFile.delete();
    }
  }
}