    @Test
    public void articleDelete() throws Exception {

        int id = new Random().nextInt(99) + 1;
        ResultActions result = this.mockMvc.perform(
                delete("/api/article/" + id)
                        .contentType(MediaType.APPLICATION_JSON_UTF8)
                        .characterEncoding(UTF_8)
        )
                .andDo(print())
                .andExpect(status().isOk())
                .andExpect(jsonPath("$.id", is(id)));

        String content = result.andReturn().getResponse().getContentAsString();
        System.out.println(content);
    }