### Question:
VnfVolumeAdapterRestProperties implements AdapterRestProperties { @Override public String getAuth() { return UrnPropertiesReader.getVariable(authProp); } VnfVolumeAdapterRestProperties(); @Override String getAuth(); @Override String getKey(); @Override URL getEndpoint(); @Override String getSystemName();  }### Answer:
@Test public void testGetAuth() { assertEquals("mso.adapters.po.auth", VnfVolumeAdapterRestProperties.authProp); }