BAEL-88 Testing in Spring Boot (#1679)

Review comments

spring-boot/src/test/java/org/baeldung/boot/boottest/EmployeeRepositoryTest.java

@@ -20,10 +20,10 @@ import org.springframework.test.context.junit4.SpringRunner;
 public class EmployeeRepositoryTest {
 
     @Autowired
-    TestEntityManager entityManager;
+    private TestEntityManager entityManager;
 
     @Autowired
-    EmployeeRepository employeeRepository;
+    private EmployeeRepository employeeRepository;
 
     @Test
     public void whenFindByName_thenReturnEmployee() {

spring-boot/src/test/java/org/baeldung/boot/boottest/EmployeeRestControllerIntTest.java

@@ -34,10 +34,10 @@ import org.springframework.test.web.servlet.MockMvc;
 public class EmployeeRestControllerIntTest {
 
     @Autowired
-    MockMvc mvc;
+    private MockMvc mvc;
 
     @Autowired
-    EmployeeRepository repository;
+    private EmployeeRepository repository;
 
     @After
     public void resetDb() {

spring-boot/src/test/java/org/baeldung/boot/boottest/EmployeeRestControllerTest.java

@@ -33,10 +33,10 @@ import org.springframework.test.web.servlet.MockMvc;
 public class EmployeeRestControllerTest {
 
     @Autowired
-    MockMvc mvc;
+    private MockMvc mvc;
 
     @MockBean
-    EmployeeService service;
+    private EmployeeService service;
 
     @Before
     public void setUp() throws Exception {

spring-boot/src/test/java/org/baeldung/boot/boottest/EmployeeServiceImplTest.java

@@ -34,10 +34,10 @@ public class EmployeeServiceImplTest {
     }
 
     @Autowired
-    EmployeeService employeeService;
+    private EmployeeService employeeService;
 
     @MockBean
-    EmployeeRepository employeeRepository;
+    private EmployeeRepository employeeRepository;
 
     @Before
     public void setUp() {