BAEL-2886 Added Integration test cases

spring-session/mongodb-session/src/test/java/com/baeldung/springsessionmongodb/SpringSessionMongoDBIntegrationTest.java

@@ -1,4 +1,43 @@
 package com.baeldung.springsessionmongodb;
 
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.web.client.TestRestTemplate;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.session.data.mongo.MongoOperationsSessionRepository;
+import org.springframework.test.context.junit4.SpringRunner;
+import springsessionmongodb.SpringSessionMongoDBApplication;
+
+import java.util.Base64;
+
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = SpringSessionMongoDBApplication.class, webEnvironment = SpringBootTest.WebEnvironment.DEFINED_PORT)
 public class SpringSessionMongoDBIntegrationTest {
+
+    @Autowired
+    private MongoOperationsSessionRepository repository;
+
+    private TestRestTemplate restTemplate = new TestRestTemplate();
+
+    @Test
+    public void givenEndpointIsCalledTwiceAndResponseIsReturned_whenMongoDBIsQueriedForCount_thenCountMustBeSame() {
+        HttpEntity<String> response = restTemplate.
+                exchange("http://localhost:" + 8080, HttpMethod.GET, null, String.class);
+        HttpHeaders headers = response.getHeaders();
+        String set_cookie = headers.getFirst(HttpHeaders.SET_COOKIE);
+
+        Assert.assertEquals(response.getBody(),
+                repository.findById(getSessionId(set_cookie)).getAttribute("count").toString());
+    }
+
+    private String getSessionId(String set_cookie) {
+        return new String(Base64.getDecoder().decode(set_cookie.split(";")[0].split("=")[1]));
+    }
+
 }

spring-session/spring-session-mongodb/src/main/java/com/baeldung/springsessionmongodb/SpringSessionMongoDBApplication.java

@@ -1,4 +1,4 @@
-package springsessionmongodb;
+package com.baeldung.springsessionmongodb;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;

spring-session/spring-session-mongodb/src/main/java/com/baeldung/springsessionmongodb/controller/SpringSessionMongoDBController.java

@@ -1,27 +1,28 @@
-package springsessionmongodb.controller;
-
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RestController;
+package com.baeldung.springsessionmongodb.controller;
 
 import javax.servlet.http.HttpSession;
 
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
 @RestController
 public class SpringSessionMongoDBController {
 
     @GetMapping("/")
-    public String count(HttpSession session) {
+    public ResponseEntity<Integer> count(HttpSession session) {
 
         Integer counter = (Integer) session.getAttribute("count");
 
         if (counter == null) {
-            counter = 0;
+            counter = 1;
         } else {
             counter += 1;
         }
 
         session.setAttribute("count", counter);
 
-        return "<h1>Count is "+counter+"</h1>";
+        return ResponseEntity.ok(counter);
     }
 
-}
+}

spring-session/spring-session-mongodb/src/main/resources/application.properties

@@ -1 +1,6 @@
-spring.session.store-type=mongodb
+spring.session.store-type=mongodb
+server.port=8080
+
+spring.data.mongodb.host=localhost
+spring.data.mongodb.port=27017
+spring.data.mongodb.database=springboot-mongo

spring-session/spring-session-mongodb/src/test/java/com/baeldung/springsessionmongodb/SpringSessionMongoDBIntegrationTest.java

@@ -1,4 +1,42 @@
 package com.baeldung.springsessionmongodb;
 
+import java.util.Base64;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.web.client.TestRestTemplate;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.session.data.mongo.MongoOperationsSessionRepository;
+import org.springframework.test.context.junit4.SpringRunner;
+
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = SpringSessionMongoDBApplication.class, webEnvironment = SpringBootTest.WebEnvironment.DEFINED_PORT)
 public class SpringSessionMongoDBIntegrationTest {
+
+    @Autowired
+    private MongoOperationsSessionRepository repository;
+
+    private TestRestTemplate restTemplate = new TestRestTemplate();
+
+    @Test
+    public void givenEndpointIsCalledTwiceAndResponseIsReturned_whenMongoDBIsQueriedForCount_thenCountMustBeSame() {
+        HttpEntity<String> response = restTemplate.
+                exchange("http://localhost:" + 8080, HttpMethod.GET, null, String.class);
+        HttpHeaders headers = response.getHeaders();
+        String set_cookie = headers.getFirst(HttpHeaders.SET_COOKIE);
+
+        Assert.assertEquals(response.getBody(),
+                repository.findById(getSessionId(set_cookie)).getAttribute("count").toString());
+    }
+
+    private String getSessionId(String set_cookie) {
+        return new String(Base64.getDecoder().decode(set_cookie.split(";")[0].split("=")[1]));
+    }
+
 }

spring-session/spring-session-mongodb/src/test/java/org/baeldung/SpringContextIntegrationTest.java

@@ -1,10 +1,11 @@
-package baeldung;
+package org.baeldung;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.junit4.SpringRunner;
-import springsessionmongodb.SpringSessionMongoDBApplication;
+
+import com.baeldung.springsessionmongodb.SpringSessionMongoDBApplication;
 
 @RunWith(SpringRunner.class)
 @SpringBootTest(classes = SpringSessionMongoDBApplication.class)