code: @Test public void should_load_clustered_counters() throws Exception {
    Row row=mock(Row.class);
    when(context.getEntityMeta()).thenReturn(meta);
    when(context.getPrimaryKey()).thenReturn(primaryKey);
    when(overrider.getReadLevel(context)).thenReturn(ONE);
    when(context.getClusteredCounter()).thenReturn(row);
    when(meta.instanciate()).thenReturn(entity);
    when(meta.getIdMeta()).thenReturn(idMeta);
    when(context.getAllCountersMeta()).thenReturn(Arrays.asList(counterMeta));
    Object actual=loader.loadClusteredCounters(context);
    assertThat(actual).isSameAs(entity);
    verify(mapper).setCounterToEntity(counterMeta,entity,row);
  }
  