Junit test added

src/test/java/com/nisum/offertransactionservice/service/OfferServiceTest.java

@@ -6,11 +6,11 @@ import com.nisum.offertransactionservice.dao.OfferDao;
 import com.nisum.offertransactionservice.dao.OfferLookupRepo;
 import com.nisum.offertransactionservice.model.*;
 import org.junit.Assert;
+import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.mockito.InjectMocks;
-import org.mockito.Mock;
-import org.mockito.Mockito;
+import org.mockito.*;
+import org.mockito.junit.MockitoJUnitRunner;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.test.context.junit4.SpringRunner;
 
@@ -18,7 +18,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
 
-@RunWith(SpringRunner.class)
+@RunWith(MockitoJUnitRunner.class)
 public class OfferServiceTest {
     @Mock
     private OfferConverter offerConverter;
@@ -34,12 +34,17 @@ public class OfferServiceTest {
     @InjectMocks
     private OfferCallingPEService offerCallingPEService = new OfferCallingPEService();
 
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+    }
+
     @Test
     public void serviceTest() {
         OfferTransactionRequest offerTransactionRequest = getOfferTransactionRequest();
         Mockito.when(offerLookupRepo.findAll()).thenReturn(returnOffers());
         Mockito.when(offerConverter.apply(getOfferTransactionRequest())).thenReturn(getPEReq());
-        Mockito.when(offerDao.callPE(getPEReq())).thenReturn(getPeResponse());
+        Mockito.when(offerDao.callPE(ArgumentMatchers.any())).thenReturn(getPeResponse());
         Mockito.when(peResponseToOfferTransactionResConverter.apply(getPeResponse())).thenReturn(retOfferTransRes());
 
        OfferTransactionResponse offerTransactionResponse =  offerCallingPEService.getDiscountedItemList(offerTransactionRequest);