Jackson Spring-boot测试覆盖率

// UserController.java
@RestController
@RequestMapping("/users")
public class UserController {

    @GetMapping("/{id}")
    public User getUserById(@PathVariable Long id) {
        // 模拟从数据库获取用户
        return new User(id, "John Doe");
    }

    @PostMapping
    public User createUser(@RequestBody User user) {
        // 模拟保存用户到数据库
        return user;
    }
}

// User.java
public class User {
    private Long id;
    private String name;

    // 构造函数、getter和setter省略
}

// UserControllerTest.java
@SpringBootTest
@AutoConfigureMockMvc
public class UserControllerTest {

    @Autowired
    private MockMvc mockMvc;

    @Test
    public void testGetUserById() throws Exception {
        mockMvc.perform(get("/users/1"))
                .andExpect(status().isOk())
                .andExpect(jsonPath("$.id", is(1)))
                .andExpect(jsonPath("$.name", is("John Doe")));
    }

    @Test
    public void testCreateUser() throws Exception {
        String json = "{\"id\":2,\"name\":\"Jane Doe\"}";
        mockMvc.perform(post("/users")
                .contentType(MediaType.APPLICATION_JSON)
                .content(json))
                .andExpect(status().isOk())
                .andExpect(jsonPath("$.id", is(2)))
                .andExpect(jsonPath("$.name", is("Jane Doe")));
    }
}