package com.ankurm.restclienttest;

import tools.jackson.databind.ObjectMapper;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.restclient.test.autoconfigure.RestClientTest;
import org.springframework.http.MediaType;
import org.springframework.test.web.client.MockRestServiceServer;

import static org.assertj.core.api.Assertions.assertThat;
import static org.springframework.test.web.client.match.MockRestRequestMatchers.requestTo;
import static org.springframework.test.web.client.response.MockRestResponseCreators.withSuccess;

/**
 * Same job, built on {@code RestTemplate} instead of {@code RestClient}.
 * {@code @RestClientTest} auto-configures a {@code RestTemplateBuilder} too, so any
 * {@code RestTemplate} built from it is wired through the same {@code MockRestServiceServer} -
 * the mocking code below is identical to {@link RestClientEmployeeTest}'s, line for line.
 */
@RestClientTest(EmployeeTemplateClient.class)
class RestTemplateEmployeeTest {

    @Autowired
    private MockRestServiceServer mockServer;

    @Autowired
    private EmployeeTemplateClient employeeTemplateClient;

    @Autowired
    private ObjectMapper objectMapper;

    @Test
    void whenGetEmployeeById_thenReturnsEmployee() throws Exception {
        Employee mockEmployee = new Employee(2, "Priya", "V", "priya@example.com");
        String employeeJson = objectMapper.writeValueAsString(mockEmployee);

        mockServer.expect(requestTo("/employees/2"))
                .andRespond(withSuccess(employeeJson, MediaType.APPLICATION_JSON));

        Employee result = employeeTemplateClient.getEmployeeById(2);

        assertThat(result).isNotNull();
        assertThat(result.id()).isEqualTo(2);
        assertThat(result.firstName()).isEqualTo("Priya");

        mockServer.verify();

        Capture.write("02-resttemplate-same-mocking-code.txt",
                "RestTemplate-based EmployeeTemplateClient, identical MockRestServiceServer code",
                "requestTo(\"/employees/2\") -> 200 OK " + employeeJson + "\nresult = " + result);
    }
}