package com.example.demo.controller;

import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.web.servlet.MockMvc;

import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;

@SpringBootTest
@AutoConfigureMockMvc
class UserControllerTest {

    @Autowired
    private MockMvc mockMvc;

    @Test
    void shouldListUsersWithApiResponseWrapper() throws Exception {
        mockMvc.perform(get("/api/users"))
                .andExpect(status().isOk())
                .andExpect(jsonPath("$.code").value(0))
                .andExpect(jsonPath("$.data").isArray());
    }

    @Test
    void shouldCreateUser() throws Exception {
        String json = """
                {
                  \"name\": \"测试用户\",
                  \"email\": \"test@example.com\",
                  \"age\": 22
                }
                """;

        mockMvc.perform(post("/api/users")
                        .contentType(MediaType.APPLICATION_JSON)
                        .content(json))
                .andExpect(status().isOk())
                .andExpect(jsonPath("$.code").value(0))
                .andExpect(jsonPath("$.data.name").value("测试用户"));
    }

    @Test
    void shouldRejectInvalidUser() throws Exception {
        String json = """
                {
                  \"name\": \"\",
                  \"email\": \"bad-mail\",
                  \"age\": 222
                }
                """;

        mockMvc.perform(post("/api/users")
                        .contentType(MediaType.APPLICATION_JSON)
                        .content(json))
                .andExpect(status().isBadRequest())
                .andExpect(jsonPath("$.code").value(400));
    }
}
