introduced BDDMockito

Author: thombergs

spring-boot/spring-boot-testing/src/test/java/io/reflectoring/testing/MockBeanTest.java

@@ -16,6 +16,7 @@
 import org.springframework.test.context.TestPropertySource;
 import static org.assertj.core.api.Assertions.*;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.BDDMockito.*;
 import static org.mockito.Mockito.when;
 
 @SpringBootTest
@@ -32,9 +33,9 @@ void testRegister(){
     // given
     User user = new User("Zaphod", "[email protected]");
     boolean sendWelcomeMail = true;
+    given(userRepository.save(any(UserEntity.class))).willReturn(userEntity(1L));
 
     // when
-    when(userRepository.save(any(UserEntity.class))).thenReturn(userEntity(1L));
     Long userId = registerUseCase.registerUser(user, sendWelcomeMail);
 
     // then