diff --git a/kbazaar/src/main/java/com/kampus/kbazaar/cart/CartService.java b/kbazaar/src/main/java/com/kampus/kbazaar/cart/CartService.java
index 4666a76..e7c4778 100644
--- a/kbazaar/src/main/java/com/kampus/kbazaar/cart/CartService.java
+++ b/kbazaar/src/main/java/com/kampus/kbazaar/cart/CartService.java
@@ -23,7 +23,7 @@ public CartService(
         this.shopperRepository = shopperRepository;
     }
 
-    //story_6
+    // story_6
     public ApplyCodeResponse applyCode(String username, ApplyCodeRequest request) {
         Optional<Shopper> shopper = shopperRepository.findByUsername(username);
         if (shopper.isPresent()) {
@@ -37,12 +37,14 @@ public ApplyCodeResponse applyCode(String username, ApplyCodeRequest request) {
                             promotion.get().getMaxDiscountAmount());
                 }
 
-                boolean skuMatch = request.getProductSkus().stream().anyMatch(x->promotion.get().getProductSkus().contains(x));
+                boolean skuMatch =
+                        request.getProductSkus().stream()
+                                .anyMatch(x -> promotion.get().getProductSkus().contains(x));
                 if (skuMatch) {
                     return new ApplyCodeResponse(
-                        request.getCode(),
-                        promotion.get().getDiscountAmount(),
-                        promotion.get().getMaxDiscountAmount());
+                            request.getCode(),
+                            promotion.get().getDiscountAmount(),
+                            promotion.get().getMaxDiscountAmount());
                 }
                 throw new BadRequestException("Cannot use discount code.");
             } else {
diff --git a/kbazaar/src/test/java/com/kampus/kbazaar/cart/CartControllerTest.java b/kbazaar/src/test/java/com/kampus/kbazaar/cart/CartControllerTest.java
index acfe89a..e83d6da 100644
--- a/kbazaar/src/test/java/com/kampus/kbazaar/cart/CartControllerTest.java
+++ b/kbazaar/src/test/java/com/kampus/kbazaar/cart/CartControllerTest.java
@@ -7,7 +7,6 @@
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.InjectMocks;
 import org.mockito.MockitoAnnotations;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
@@ -18,7 +17,6 @@
 import org.springframework.http.MediaType;
 import org.springframework.test.context.junit.jupiter.SpringExtension;
 import org.springframework.test.web.servlet.MockMvc;
-import org.springframework.test.web.servlet.setup.MockMvcBuilders;
 
 @ExtendWith(SpringExtension.class)
 @AutoConfigureMockMvc(addFilters = false)
@@ -32,15 +30,14 @@ public class CartControllerTest {
 
     @Autowired private MockMvc mockMvc;
 
-//    @InjectMocks private CartController cartController;
+    //    @InjectMocks private CartController cartController;
 
-    @MockBean
-    private CartService cartService;
+    @MockBean private CartService cartService;
 
     @BeforeEach
     public void setup() {
         MockitoAnnotations.openMocks(this);
-//        this.mockMvc = MockMvcBuilders.standaloneSetup(cartController).build();
+        //        this.mockMvc = MockMvcBuilders.standaloneSetup(cartController).build();
     }
 
     @Test
@@ -49,11 +46,12 @@ public void getCart_ReturnsOk() throws Exception {
                 .andExpect(status().isOk());
     }
 
-//    @Test
-//    public void applyCodeIfSuccess_ShouldReturnOk() throws Exception {
-//        String username = "TechNinja";
-//        when(cartService.applyCode(anyString(), any())).thenReturn(new ApplyCodeResponse());
-//        mockMvc.perform(post("/api/v1/carts/{username}/promotions", username).contentType(MediaType.APPLICATION_JSON))
-//                .andExpect(status().isOk());
-//    }
+    //    @Test
+    //    public void applyCodeIfSuccess_ShouldReturnOk() throws Exception {
+    //        String username = "TechNinja";
+    //        when(cartService.applyCode(anyString(), any())).thenReturn(new ApplyCodeResponse());
+    //        mockMvc.perform(post("/api/v1/carts/{username}/promotions",
+    // username).contentType(MediaType.APPLICATION_JSON))
+    //                .andExpect(status().isOk());
+    //    }
 }