@Test
  public void shouldGetMasterColumnListForRnR() {
    List<RnrColumn> allColumns = new ArrayList<>();

    when(rnrTemplateService.fetchAllRnRColumns(existingProgramId)).thenReturn(allColumns);
    RnrTemplateForm rnrColumns =
        rnrTemplateController.fetchAllProgramRnrColumnList(existingProgramId);
    verify(rnrTemplateService).fetchAllRnRColumns(existingProgramId);
    assertThat(rnrColumns.getRnrColumns(), is(allColumns));
  }