diff --git a/guice/src/main/java/com/baeldung/examples/spring/SpringPersonService.java b/guice/src/main/java/com/baeldung/examples/spring/SpringPersonService.java
new file mode 100644
index 0000000000..1ab5642f31
--- /dev/null
+++ b/guice/src/main/java/com/baeldung/examples/spring/SpringPersonService.java
@@ -0,0 +1,22 @@
+package com.baeldung.examples.spring;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.baeldung.examples.common.PersonDao;
+
+@Component
+public class SpringPersonService {
+
+    @Autowired
+    private PersonDao personDao;
+
+    public PersonDao getPersonDao() {
+        return personDao;
+    }
+
+    public void setPersonDao(PersonDao personDao) {
+        this.personDao = personDao;
+    }
+
+}
diff --git a/guice/src/main/java/com/baeldung/examples/spring/Student.java b/guice/src/main/java/com/baeldung/examples/spring/Student.java
deleted file mode 100644
index d8b61a91ef..0000000000
--- a/guice/src/main/java/com/baeldung/examples/spring/Student.java
+++ /dev/null
@@ -1,34 +0,0 @@
-package com.baeldung.examples.spring;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.stereotype.Component;
-
-@Component
-public class Student {
-    private String firstName;
-    private String lastName;
-
-    @Autowired
-    public Student(@Value("Default") String firstName, @Value("Default") String lastName) {
-        this.firstName = firstName;
-        this.lastName = lastName;
-    }
-
-    public String getFirstName() {
-        return firstName;
-    }
-
-    public void setFirstName(String firstName) {
-        this.firstName = firstName;
-    }
-
-    public String getLastName() {
-        return lastName;
-    }
-
-    public void setLastName(String lastName) {
-        this.lastName = lastName;
-    }
-
-}
diff --git a/guice/src/test/java/com/baeldung/examples/SpringUnitTest.java b/guice/src/test/java/com/baeldung/examples/SpringUnitTest.java
index 0bd6770909..dce676d4cd 100644
--- a/guice/src/test/java/com/baeldung/examples/SpringUnitTest.java
+++ b/guice/src/test/java/com/baeldung/examples/SpringUnitTest.java
@@ -1,58 +1,62 @@
-package com.baeldung.examples;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationContext;
-import org.springframework.test.context.ContextConfiguration;
-import org.springframework.test.context.junit4.SpringRunner;
-
-import com.baeldung.examples.common.BookService;
-import com.baeldung.examples.spring.AppConfig;
-import com.baeldung.examples.spring.SpringUser;
-import com.baeldung.examples.spring.Student;
-import com.baeldung.examples.spring.UserService;
-
-@RunWith(SpringRunner.class)
-@ContextConfiguration(classes = { AppConfig.class })
-public class SpringUnitTest {
-    @Autowired
-    ApplicationContext context;
-
-    @Test
-    public void givenAccountFieldAutowiredToSpringUser_WhenGetAccountInvoked_ThenReturnValueIsNotNull() {
-        SpringUser springUser = context.getBean(SpringUser.class);
-        assertNotNull(springUser.getAccount());
-    }
-
-    @Test
-    public void givenAccountServiceFieldAutowiredToUserService_WhenGetAccountServiceInvoked_ThenReturnValueIsNotNull() {
-        UserService userService = context.getBean(UserService.class);
-        assertNotNull(userService.getAccountService());
-    }
-
-    @Test
-    public void givenBookServiceIsRegisteredAsBeanInContext_WhenBookServiceIsRetrievedFromContext_ThenReturnValueIsNotNull() {
-        BookService bookService = context.getBean(BookService.class);
-        assertNotNull(bookService);
-    }
-
-    @Test
-    public void givenStudentConstructorAnnotatedByAutowired_WhenStudentIsRetrievedFromContext_ThenInstanceWillBeCreatedFromTheConstructor() {
-        Student student = context.getBean(Student.class);
-        assertNotNull(student);
-        assertEquals("Default", student.getFirstName());
-        assertEquals("Default", student.getLastName());
-    }
-
-    @Test
-    public void givenAddressAutowiredToSpringUserBySetterInjection_WhenSpringUserRetrievedFromContext_ThenAddressInitializedByTheSetter() {
-        SpringUser springUser = context.getBean(SpringUser.class);
-        assertNotNull(springUser.getAddress());
-        assertEquals("Default", springUser.getAddress().getCity());
-    }
-
-}
+package com.baeldung.examples;
+
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import com.baeldung.examples.common.BookService;
+import com.baeldung.examples.spring.AppConfig;
+import com.baeldung.examples.spring.SpringPersonService;
+import com.baeldung.examples.spring.SpringUser;
+import com.baeldung.examples.spring.UserService;
+
+@RunWith(SpringRunner.class)
+@ContextConfiguration(classes = { AppConfig.class })
+public class SpringUnitTest {
+    @Autowired
+    ApplicationContext context;
+
+    @Test
+    public void givenAccountAutowiredToSpringUser_WhenGetAccountInvoked_ThenReturnValueIsNotNull() {
+        SpringUser springUser = context.getBean(SpringUser.class);
+        assertNotNull(springUser.getAccount());
+    }
+
+    @Test
+    public void givenPersonDaoAutowiredToSpringPersonService_WhenGetPersonDaoInvoked_ThenReturnValueIsNotNull() {
+        SpringPersonService personService = context.getBean(SpringPersonService.class);
+        assertNotNull(personService);
+        assertNotNull(personService.getPersonDao());
+    }
+
+    @Test
+    public void givenAccountServiceAutowiredToUserService_WhenGetAccountServiceInvoked_ThenReturnValueIsNotNull() {
+        UserService userService = context.getBean(UserService.class);
+        assertNotNull(userService.getAccountService());
+    }
+
+    @Test
+    public void givenBookServiceIsRegisteredAsBeanInContext_WhenBookServiceIsRetrievedFromContext_ThenReturnValueIsNotNull() {
+        BookService bookService = context.getBean(BookService.class);
+        assertNotNull(bookService);
+    }
+
+    @Test
+    public void givenSpringPersonServiceConstructorAnnotatedByAutowired_WhenSpringPersonServiceIsRetrievedFromContext_ThenInstanceWillBeCreatedFromTheConstructor() {
+        SpringPersonService personService = context.getBean(SpringPersonService.class);
+        assertNotNull(personService);
+    }
+
+    @Test
+    public void givenPersonDaoAutowiredToSpringPersonServiceBySetterInjection_WhenSpringPersonServiceRetrievedFromContext_ThenPersonDaoInitializedByTheSetter() {
+        SpringPersonService personService = context.getBean(SpringPersonService.class);
+        assertNotNull(personService);
+        assertNotNull(personService.getPersonDao());
+    }
+
+}