### Question:
LogoutResponse extends WebResponse { @NonNull @Override public String getKey() { return RESTORE.getKey(); } private  LogoutResponse(); static LogoutResponse fromUri(Uri uri); @Override String getState(); @NonNull @Override String getKey(); @Override String persist();  }### Answer:
@Test public void getKey() { assertEquals(mResponse.getKey(), WebResponse.RESTORE.getKey()); }