BeerControllerWithJUnitTest.java

package com.example;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.RegisterExtension;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.json.AutoConfigureJsonTesters;
import org.springframework.boot.webmvc.test.autoconfigure.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.cloud.contract.stubrunner.junit.StubRunnerExtension;
import org.springframework.cloud.contract.stubrunner.spring.StubRunnerProperties;
import org.springframework.http.MediaType;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;

import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;

/**
 * @author Marcin Grzejszczak
 */
@SpringBootTest(webEnvironment = WebEnvironment.MOCK)
@AutoConfigureMockMvc
@AutoConfigureJsonTesters
@DirtiesContext
//@org.junit.jupiter.api.Disabled
public class BeerControllerWithJUnitTest extends AbstractTest {

	@Autowired MockMvc mockMvc;
	@Autowired BeerController beerController;
	
	@RegisterExtension static StubRunnerExtension rule = new StubRunnerExtension()
			.downloadStub("com.example","beer-api-producer")
			.stubsMode(StubRunnerProperties.StubsMode.LOCAL);
	// end:rule[]
	
	@BeforeEach
	public void setupPort() {
		this.beerController.port = rule.findStubUrl("beer-api-producer").getPort();
	}
	

	
	@Test public void should_give_me_a_beer_when_im_old_enough() throws Exception {
		this.mockMvc.perform(MockMvcRequestBuilders.post("/beer")
				.contentType(MediaType.APPLICATION_JSON)
				.content(this.json.write(new Person("marcin", 22)).getJson()))
				.andExpect(status().isOk())
				.andExpect(content().string("THERE YOU GO"));
	}

	@Test public void should_reject_a_beer_when_im_too_young() throws Exception {
		this.mockMvc.perform(MockMvcRequestBuilders.post("/beer")
				.contentType(MediaType.APPLICATION_JSON)
				.content(this.json.write(new Person("marcin", 17)).getJson()))
				.andExpect(status().isOk())
				.andExpect(content().string("GET LOST"));
	}
	
}