@Test
public void showEmptyText() {

    when(databaseAssistant.isReceiptsTableEmpty(trip)).thenReturn(Single.just(true));
    when(interactor.getSummationByCategories(trip)).thenReturn(Maybe.empty());
    when(interactor.getSummationByPaymentMethod(trip)).thenReturn(Maybe.empty());
    when(interactor.getSummationByDate(trip)).thenReturn(Maybe.empty());
    when(interactor.getSummationByReimbursement(trip)).thenReturn(Maybe.empty());
    presenter.subscribe(trip);
    verify(graphsView).showEmptyText(true);
    verify(graphsView, never()).present(any());
}