Migrate junit4 to junit5

Author: heowc

SpringBootTest/src/test/java/com/example/MockMvcTest.java

@@ -4,44 +4,41 @@
 import com.example.service.BasicService;
 import com.example.web.BasicController;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
 import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.http.MediaType;
-import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.test.web.servlet.MockMvc;
 
 import static org.mockito.BDDMockito.given;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
-@RunWith(SpringRunner.class)
 @WebMvcTest(BasicController.class)
 public class MockMvcTest {
 
-	@Autowired
-	private MockMvc mvc;
+    @Autowired
+    private MockMvc mvc;
 
-	@MockBean
-	private BasicService service;
+    @MockBean
+    private BasicService service;
 
-	@Autowired
-	private ObjectMapper mapper;
+    @Autowired
+    private ObjectMapper mapper;
 
-	@Test
-	public void test() throws Exception {
-		TestMessage message = new TestMessage("wonchul", 0);
-		String result = mapper.writeValueAsString(message);
+    @Test
+    public void test() throws Exception {
+        TestMessage message = new TestMessage("wonchul", 0);
+        String result = mapper.writeValueAsString(message);
 
-		given(service.jsonTest())
-				.willReturn(message);
+        given(service.jsonTest())
+                .willReturn(message);
 
-		mvc.perform(get("/jsonTest")
-				.accept(MediaType.APPLICATION_JSON_UTF8))
-				.andExpect(status().isOk())
-				.andExpect(content().json(result));
-	}
+        mvc.perform(get("/jsonTest")
+                .accept(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk())
+                .andExpect(content().json(result));
+    }
 }

SpringBootTest/src/test/java/com/example/MockTest.java

@@ -1,44 +1,41 @@
 package com.example;
 
 import com.example.service.BasicService;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
 import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.boot.test.web.client.TestRestTemplate;
-import org.springframework.test.context.junit4.SpringRunner;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.BDDMockito.given;
 
-@RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
 public class MockTest {
 
-	@Autowired
-	TestRestTemplate restTemplate;
+    @Autowired
+    TestRestTemplate restTemplate;
 
-	@MockBean
-	BasicService service;
+    @MockBean
+    BasicService service;
 
-	@Test
-	public void test() {
-		given(service.test(0))
-				.willReturn("Spring Boot Service Test");
+    @Test
+    public void test() {
+        given(service.test(0))
+                .willReturn("Spring Boot Service Test");
 
-		String result = restTemplate.getForObject("/test?flag=0", String.class);
-		assertThat(result)
-				.isEqualTo("Spring Boot Service Test");
-	}
+        String result = restTemplate.getForObject("/test?flag=0", String.class);
+        assertThat(result)
+                .isEqualTo("Spring Boot Service Test");
+    }
 
-	@Test
-	public void mockTest() {
-		given(service.test(0))
-				.willReturn("Spring Boot Service Test");
+    @Test
+    public void mockTest() {
+        given(service.test(0))
+                .willReturn("Spring Boot Service Test");
 
-		assertThat(service.test(0))
-				.isEqualTo("Spring Boot Service Test");
-	}
+        assertThat(service.test(0))
+                .isEqualTo("Spring Boot Service Test");
+    }
 }

SpringBootTest/src/test/java/com/example/SimpleTest.java

@@ -1,55 +1,52 @@
 package com.example;
 
-import org.junit.*;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.*;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-@RunWith(SpringRunner.class)
 @SpringBootTest
 public class SimpleTest {
 
-	private static final Logger logger = LoggerFactory.getLogger(SimpleTest.class);
+    private static final Logger logger = LoggerFactory.getLogger(SimpleTest.class);
 
-	@BeforeClass
-	public static void onBeforeClass() {
-		logger.info("================= onBeforeClass()");
-	}
+    @BeforeAll
+    public static void onBeforeClass() {
+        logger.info("================= onBeforeClass()");
+    }
 
-	@AfterClass
-	public static void onAfterClass() {
-		logger.info("================= onAfterClass()");
-	}
+    @AfterAll
+    public static void onAfterClass() {
+        logger.info("================= onAfterClass()");
+    }
 
-	@Before
-	public void onBefore() {
-		logger.info("================= onBefore()");
-	}
+    @BeforeEach
+    public void onBefore() {
+        logger.info("================= onBefore()");
+    }
 
-	@After
-	public void onAfter() {
-		logger.info("================= onAfter()");
-	}
+    @AfterEach
+    public void onAfter() {
+        logger.info("================= onAfter()");
+    }
 
-	@Test
-	public void test1() {
-		logger.info("================= test1()");
-		assertThat(add(0, 0)).isEqualTo(0);
+    @Test
+    public void test1() {
+        logger.info("================= test1()");
+        assertThat(add(0, 0)).isEqualTo(0);
 
 //		assertThat(33).as("check %s's age", "Won Chul").isEqualTo(33);
-	}
+    }
 
-	@Test
-	public void test2() {
-		logger.info("================= test2()");
-		assertThat(add(1, 2)).isEqualTo(3);
-	}
+    @Test
+    public void test2() {
+        logger.info("================= test2()");
+        assertThat(add(1, 2)).isEqualTo(3);
+    }
 
-	public double add(double num1, double num2) {
-		return num1 + num2;
-	}
+    public double add(double num1, double num2) {
+        return num1 + num2;
+    }
 }