.

build.gradle

@@ -29,6 +29,13 @@ dependencies {
 	testImplementation('org.springframework.boot:spring-boot-starter-test') {
 		exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
 	}
+
+	implementation group: 'junit', name: 'junit', version: '4.12'
+	implementation group: 'org.assertj', name: 'assertj-core', version:'3.11.1'
+	testImplementation group: 'org.springframework.boot', name: 'spring-boot-starter-test', version: '2.0.3.RELEASE'
+	testImplementation group: 'junit', name: 'junit', version: '4.12'
+	testImplementation 'org.junit.platform:junit-platform-commons:1.5.2'
+
 }
 
 test {

src/main/java/com/nisum/offertransactionservice/dao/OfferDao.java

@@ -19,10 +19,6 @@ public class OfferDao {
     @Value("${promotion.engine.calculate.discount.url}")
     private String promotionEngineUrl ;
 
-    public OfferTransactionResponse convertions(OfferTransactionRequest offerTransactionRequest) {
-        return null;
-    }
-
     public PEResponse callPE(PERequest peRequest) {
         ResponseEntity<PEResponse> peResponse = restTemplate.postForEntity("http://localhost:8081"+promotionEngineUrl,peRequest,PEResponse.class);
         return peResponse.getBody();

src/test/java/com/nisum/offertransactionservice/dao/OfferDaoTest.java

+package com.nisum.offertransactionservice.dao;
+
+import com.nisum.offertransactionservice.model.Item;
+import com.nisum.offertransactionservice.model.OfferLookup;
+import com.nisum.offertransactionservice.model.PERequest;
+import com.nisum.offertransactionservice.model.PEResponse;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mockito;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.junit4.SpringRunner;
+import org.springframework.web.client.RestTemplate;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration(classes = {OfferDao.class})
+public class OfferDaoTest {
+    @Autowired
+    private RestTemplate restTemplate;
+
+    @Autowired
+    private OfferDao offerDao;
+
+    /*@Value("${promotion.engine.calculate.discount.url}")
+    private String promotionEngineUrl ;*/
+
+    @Test
+    public void test(){
+        PEResponse peResponse = offerDao.callPE(getPeRequest());
+        Mockito.when(restTemplate.postForEntity("http://localhost:8081/promotionEngine/calculateDiscount",getPeRequest(), PEResponse.class))
+          .thenReturn(new ResponseEntity<PEResponse>(getPeResponse(), HttpStatus.OK));
+        Assert.assertEquals(peResponse,getPeResponse());
+    }
+
+    private PERequest getPeRequest(){
+        PERequest peRequest = new PERequest();
+        peRequest.setHhId("123");
+        List<Item> itemList = new ArrayList<>();
+        Item item1 = new Item("Coke","12",13.05,"cmsCoupons");
+        Item item2 = new Item("Thumpsup","11",14.05,"cmsCoupons");
+        itemList.add(item1);
+        itemList.add(item2);
+        peRequest.setItemList(itemList);
+        OfferLookup offerLookup1 = new OfferLookup("1","12","234","02","AND","BOGO");
+        OfferLookup offerLookup2 = new OfferLookup("2","13","234","02","OR","BXGY");
+        List<OfferLookup> offerLookups = new ArrayList<>();
+        offerLookups.add(offerLookup1);
+        offerLookups.add(offerLookup2);
+        peRequest.setEligibleOffers(offerLookups);
+        return peRequest;
+    }
+
+    private PEResponse getPeResponse(){
+        PEResponse peResponse = new PEResponse();
+        peResponse.setHhid("123");
+        List<Item> itemList = new ArrayList<>();
+        Item item1 = new Item("Coke","12",6.05,"cmsCoupons");
+        Item item2 = new Item("Thumpsup","11",12.32,"cmsCoupons");
+        itemList.add(item1);
+        itemList.add(item2);
+        peResponse.setDiscountedItemList(itemList);
+        return peResponse;
+    }
+}

src/test/resources/application.properties

+promotion.engine.calculate.discount.url=/promotionEngine/calculateDiscount
\ No newline at end of file