Spring Rest Test

    @RequestMapping(value = "/add", method = RequestMethod.POST, produces = "application/json")
    public ResponseEntity<Shop> createShop(@ModelAttribute Shop newShop) {
        long newShopId = shopService.add(newShop);
        Shop shop = shopService.get(newShopId);
        return new ResponseEntity<Shop>(shop, HttpStatus.CREATED);
    }

    @Test
    public void testCreateShop() throws Exception {
        Shop returnShop = Shop.builder().id(0L).name("shop1").latitude(1.0).latitude(1.0).build();
        Shop shop = Shop.builder().id(1L).name("shop1").latitude(1.0).latitude(1.0).build();

        when(shopServiceMock.add(returnShop)).thenReturn(1L);
        when(shopServiceMock.get(1L)).thenReturn(shop);

        ObjectMapper objectMapper = new ObjectMapper();
        byte[] jsonShop = objectMapper.writeValueAsBytes(returnShop);

        mockMvc.perform(post("/api/shops/add").contentType(TestUtil.APPLICATION_JSON_UTF8).content(jsonShop))
                .andExpect(status().isCreated())
                .andExpect(jsonPath("$.id", is(1)))
                .andExpect(jsonPath("$.name", is("shop1")));

    }