diff --git a/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LambdaSupplierUnitTest.java b/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LambdaSupplierUnitTest.java
index b2d8b91043..8b705286c2 100644
--- a/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LambdaSupplierUnitTest.java
+++ b/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LambdaSupplierUnitTest.java
@@ -9,16 +9,18 @@ public class LambdaSupplierUnitTest {
 
     @Test
     public void whenCalledMultipleTimes_thenShouldBeCalledMultipleTimes() {
-        @SuppressWarnings("unchecked")
-        Supplier<String> mockedExpensiveFunction = Mockito.mock(Supplier.class);
-        Mockito.when(mockedExpensiveFunction.get()).thenReturn("expensive call");
+        @SuppressWarnings("unchecked") Supplier<String> mockedExpensiveFunction = Mockito.mock(Supplier.class);
+        Mockito.when(mockedExpensiveFunction.get())
+            .thenReturn("expensive call");
         LambdaSupplier<String> testee = new LambdaSupplier<>(mockedExpensiveFunction);
-        Mockito.verify(mockedExpensiveFunction, Mockito.never()).get();
+        Mockito.verify(mockedExpensiveFunction, Mockito.never())
+            .get();
         testee.getData();
         testee.getData();
         testee.getData();
         testee.getData();
-        Mockito.verify(mockedExpensiveFunction, Mockito.times(4)).get();
+        Mockito.verify(mockedExpensiveFunction, Mockito.times(4))
+            .get();
     }
 
 }
diff --git a/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaSupplierUnitTest.java b/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaSupplierUnitTest.java
index 37464afe2e..4f110dfba7 100644
--- a/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaSupplierUnitTest.java
+++ b/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaSupplierUnitTest.java
@@ -10,14 +10,17 @@ public class LazyLambdaSupplierUnitTest {
     @Test
     public void whenCalledMultipleTimes_thenShouldBeCalledOnlyOnce() {
         @SuppressWarnings("unchecked") Supplier<String> mockedExpensiveFunction = Mockito.mock(Supplier.class);
-        Mockito.when(mockedExpensiveFunction.get()).thenReturn("expensive call");
+        Mockito.when(mockedExpensiveFunction.get())
+            .thenReturn("expensive call");
         LazyLambdaSupplier<String> testee = new LazyLambdaSupplier<>(mockedExpensiveFunction);
-        Mockito.verify(mockedExpensiveFunction, Mockito.never()).get();
+        Mockito.verify(mockedExpensiveFunction, Mockito.never())
+            .get();
         testee.getData();
         testee.getData();
         testee.getData();
         testee.getData();
-        Mockito.verify(mockedExpensiveFunction, Mockito.times(1)).get();
+        Mockito.verify(mockedExpensiveFunction, Mockito.times(1))
+            .get();
     }
 
 }
diff --git a/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplierUnitTest.java b/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplierUnitTest.java
index a67600c974..7870b5a111 100644
--- a/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplierUnitTest.java
+++ b/core-java-modules/core-java-21/src/test/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplierUnitTest.java
@@ -10,14 +10,17 @@ public class LazyLambdaThreadSafeSupplierUnitTest {
     @Test
     public void whenCalledMultipleTimes_thenShouldBeCalledOnlyOnce() {
         @SuppressWarnings("unchecked") Supplier<String> mockedExpensiveFunction = Mockito.mock(Supplier.class);
-        Mockito.when(mockedExpensiveFunction.get()).thenReturn("expensive call");
+        Mockito.when(mockedExpensiveFunction.get())
+            .thenReturn("expensive call");
         LazyLambdaThreadSafeSupplier<String> testee = new LazyLambdaThreadSafeSupplier<>(mockedExpensiveFunction);
-        Mockito.verify(mockedExpensiveFunction, Mockito.never()).get();
+        Mockito.verify(mockedExpensiveFunction, Mockito.never())
+            .get();
         testee.getData();
         testee.getData();
         testee.getData();
         testee.getData();
-        Mockito.verify(mockedExpensiveFunction, Mockito.times(1)).get();
+        Mockito.verify(mockedExpensiveFunction, Mockito.times(1))
+            .get();
     }
 
 }