@Test
  public void shouldResetAccrualGroupBeneficiaryCountAndAmountBeforePersistingChanges() {
    final UserSession us = mock(UserSession.class);
    final StateTransition transition = mock(StateTransition.class);
    final AccrualGroup target = new AccrualGroup();
    target.setBeneficiaryCount(BigInteger.valueOf(17));
    target.setAmount(BigDecimal.valueOf(13));
    when(transition.getTarget()).thenReturn(target);

    resetter.handleTransition(transition, us);

    assertThat(target.getBeneficiaryCount(), is(BigInteger.ZERO));
    assertThat(target.getAmount(), is(BigDecimal.ZERO));

    verify(accrualGroupRepository).edit(target);
  }