findById retorna pedido existente quando logado como admin

    @Test
    public void findByIdShouldReturnOrderDtoWhenLoggedAsAdmin() throws Exception {
        ResultActions result =
                mockMvc.perform(get("/orders/{id}", existingId)
                        .header("Authorization", "Bearer " + adminToken)
                        .accept(MediaType.APPLICATION_JSON));

        result.andExpect(status().isOk());
        result.andExpect(jsonPath("$.id").value(existingId));
        //aqui aferimos tudo que o postman retorna
        result.andExpect(jsonPath("$.moment").value("2022-07-25T13:00:00Z"));
        result.andExpect(jsonPath("$.status").value("PAID"));
        //a partir daqui, vemos somente se as listas existem
        result.andExpect(jsonPath("$.client").exists());
        result.andExpect(jsonPath("$.payment").exists());
        result.andExpect(jsonPath("$.items").exists());
        result.andExpect(jsonPath("$.total").exists());
    }