diff --git a/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/NotificationService.java b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/NotificationService.java
new file mode 100644
index 0000000000..521e3b076e
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/NotificationService.java
@@ -0,0 +1,11 @@
+package com.baeldung.spytest;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class NotificationService {
+    public void notify(Order order){
+        System.out.println(order);
+    }
+
+}
diff --git a/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/Order.java b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/Order.java
new file mode 100644
index 0000000000..b7d7fad9e3
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/Order.java
@@ -0,0 +1,41 @@
+package com.baeldung.spytest;
+
+import java.util.UUID;
+
+public class Order {
+
+    private UUID id;
+
+    private String name;
+
+    private double orderQuantity;
+
+    private String address;
+
+    public Order(UUID id, String name, double orderQuantity, String address) {
+        this.id = id;
+        this.name = name;
+        this.orderQuantity = orderQuantity;
+        this.address = address;
+    }
+
+    public UUID getId() {
+        return id;
+    }
+
+    public void setId(UUID id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public double getOrderQuantity() {
+        return orderQuantity;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+}
diff --git a/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/OrderRepository.java b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/OrderRepository.java
new file mode 100644
index 0000000000..986f7abde2
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/OrderRepository.java
@@ -0,0 +1,19 @@
+package com.baeldung.spytest;
+
+import java.util.HashMap;
+import java.util.UUID;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class OrderRepository {
+
+    public static final HashMap<UUID, Order> orders=new HashMap<>();
+
+    public Order save(Order order) {
+        UUID orderId = UUID.randomUUID();
+        order.setId(orderId);
+        orders.put(UUID.randomUUID(), order);
+        return order;
+    }
+}
diff --git a/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/OrderService.java b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/OrderService.java
new file mode 100644
index 0000000000..d08c96f5ae
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/OrderService.java
@@ -0,0 +1,21 @@
+package com.baeldung.spytest;
+
+import org.springframework.stereotype.Service;
+
+@Service
+public class OrderService {
+
+    public final OrderRepository orderRepository;
+
+    public final NotificationService notificationService;
+
+    public OrderService(OrderRepository orderRepository, NotificationService notificationService) {
+        this.orderRepository = orderRepository;
+        this.notificationService = notificationService;
+    }
+    public Order save(Order order) {
+        order = orderRepository.save(order);
+        notificationService.notify(order);
+        return order;
+    }
+}
diff --git a/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/SpyTestApplication.java b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/SpyTestApplication.java
new file mode 100644
index 0000000000..bb2d3dc7d2
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/spytest/SpyTestApplication.java
@@ -0,0 +1,12 @@
+package com.baeldung.spytest;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+@SpringBootApplication
+public class SpyTestApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SpyTestApplication.class, args);
+    }
+
+}
diff --git a/spring-boot-modules/spring-boot-testing-2/src/test/java/com/baeldung/spytest/OrderServiceIntegrationTest.java b/spring-boot-modules/spring-boot-testing-2/src/test/java/com/baeldung/spytest/OrderServiceIntegrationTest.java
new file mode 100644
index 0000000000..22b0388b13
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/test/java/com/baeldung/spytest/OrderServiceIntegrationTest.java
@@ -0,0 +1,32 @@
+package com.baeldung.spytest;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.verify;
+
+import org.junit.jupiter.api.Assertions;
+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.mock.mockito.SpyBean;
+
+@SpringBootTest
+class OrderServiceIntegrationTest {
+
+    @Autowired
+    OrderRepository orderRepository;
+    @SpyBean
+    NotificationService notificationService;
+    @SpyBean
+    OrderService orderService;
+
+    @Test
+    void givenNotificationServiceIsUsingSpyBean_whenOrderServiceIsCalled_thenNotificationServiceSpyBeanShouldBeInvoked() {
+
+        Order orderInput = new Order(null, "Test", 1.0, "17 St Andrews Croft, Leeds ,LS17 7TP");
+        Order order = orderService.save(orderInput);
+        Assertions.assertNotNull(order);
+        Assertions.assertNotNull(order.getId());
+        verify(notificationService).notify(any(Order.class));
+    }
+
+}
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-testing-2/src/test/java/com/baeldung/spytest/OrderServiceUnitTest.java b/spring-boot-modules/spring-boot-testing-2/src/test/java/com/baeldung/spytest/OrderServiceUnitTest.java
new file mode 100644
index 0000000000..b8f18c804c
--- /dev/null
+++ b/spring-boot-modules/spring-boot-testing-2/src/test/java/com/baeldung/spytest/OrderServiceUnitTest.java
@@ -0,0 +1,39 @@
+package com.baeldung.spytest;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.verify;
+
+import java.util.UUID;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Spy;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+@ExtendWith(SpringExtension.class)
+class OrderServiceUnitTest {
+
+    @Spy
+    OrderRepository orderRepository;
+    @Spy
+    NotificationService notificationService;
+    @InjectMocks
+    OrderService orderService;
+
+    @Test
+    void givenNotificationServiceIsUsingSpy_whenOrderServiceIsCalled_thenNotificationServiceSpyShouldBeInvoked() {
+
+        UUID orderId = UUID.randomUUID();
+        Order orderInput = new Order(orderId, "Test", 1.0, "17 St Andrews Croft, Leeds ,LS17 7TP");
+        doReturn(orderInput).when(orderRepository)
+            .save(any());
+        Order order = orderService.save(orderInput);
+        Assertions.assertNotNull(order);
+        Assertions.assertEquals(orderId, order.getId());
+        verify(notificationService).notify(any(Order.class));
+    }
+
+}
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-testing/src/test/java/com/baeldung/prevent/commandline/application/runner/execution/RunApplicationIntegrationTest.java b/spring-boot-modules/spring-boot-testing/src/test/java/com/baeldung/prevent/commandline/application/runner/execution/RunApplicationIntegrationTest.java
index 26a7339f1d..3a8b74829e 100644
--- a/spring-boot-modules/spring-boot-testing/src/test/java/com/baeldung/prevent/commandline/application/runner/execution/RunApplicationIntegrationTest.java
+++ b/spring-boot-modules/spring-boot-testing/src/test/java/com/baeldung/prevent/commandline/application/runner/execution/RunApplicationIntegrationTest.java
@@ -1,6 +1,7 @@
 package com.baeldung.prevent.commandline.application.runner.execution;
 
 import org.junit.jupiter.api.Test;
+import org.mockito.Spy;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.mock.mockito.SpyBean;