@Test
void moreThan() {

    final MarketplaceFilterCondition condition = RemainingPrincipalCondition.moreThan(0);
    final Wrapper<?> w = mock(Wrapper.class);
    when(w.getRemainingPrincipal()).thenReturn(BigDecimal.ZERO);
    assertThat(condition).rejects(w);
    when(w.getRemainingPrincipal()).thenReturn(BigDecimal.ONE);
    assertThat(condition).accepts(w);
}