@Test
public void testGetOperatingSystem() throws Exception {

  OperatingSystemInfo operatingSystem = metaInfo.getOperatingSystem(STACK_NAME_HDP, STACK_VERSION_HDP, OS_TYPE);
  Assert.assertEquals(operatingSystem.getOsType(), OS_TYPE);
  try {
    metaInfo.getOperatingSystem(STACK_NAME_HDP, STACK_VERSION_HDP, NON_EXT_VALUE);
  } catch (StackAccessException e) {
  }
}