Test Ex MockMVC ptr Controller

    @Test
    public void chooseActivity() throws Exception {
        Matching savedMatching = new Matching("Niq", 2L, "side", true);

        when(activityPublisher.check(any(Matching.class))).thenReturn(true);
        when(matchingServiceImpl.findMatchingWithPendingFalse(anyString(), anyLong())).thenReturn(Optional.empty());
        lenient().when(matchingServiceImpl.save(any(Matching.class))).thenReturn(savedMatching);
        when(activityPublisher.getOwnerId(anyLong())).thenReturn("dummyString");
        doNothing().when(notificationPublisher).notifyUser(anyString(), anyString(), anyLong(), anyString(), anyString());


        MvcResult mvcResult = mockMvc
                .perform(post("/chooseActivity")
                        .contentType(MediaType.APPLICATION_JSON)
                        .content(objectMapper.writeValueAsString(matching))
                )
                .andDo(MockMvcResultHandlers.print())
                .andExpect(status().isOk())
                .andReturn();

        String contentAsString = mvcResult.getResponse().getContentAsString();
        Matching obtained = objectMapper.readValue(contentAsString, Matching.class);

        assertThat(savedMatching).isEqualTo(obtained);
    }