diff --git a/colab/accounts/tests/test_user_subscription.py b/colab/accounts/tests/test_user_subscription.py
index 411a4f2..58de460 100644
--- a/colab/accounts/tests/test_user_subscription.py
+++ b/colab/accounts/tests/test_user_subscription.py
@@ -3,8 +3,10 @@ Test User Mailing list Subscriptions class.
 Objective: Test parameters, and behavior.
 """
 
+from mock import patch
 from colab.accounts.models import User
 from django.test import TestCase, Client
+from colab.accounts.utils import mailman
 
 
 class UserSubscriptionTest(TestCase):
@@ -32,11 +34,13 @@ class UserSubscriptionTest(TestCase):
 
         return user
 
-    def authenticate_user(self):
-        self.user.needs_update = False
-        self.user.save()
-        self.client.login(username=self.user.username,
-                          password='123colab4')
+    def authenticate_user(self, user=None, password='123colab4'):
+        if not user:
+            user = self.user
+        user.needs_update = False
+        user.save()
+        self.client.login(username=user.username,
+                          password=password)
 
     def test_manage_subscription_logged_in(self):
         self.authenticate_user()
@@ -48,3 +52,40 @@ class UserSubscriptionTest(TestCase):
         response = self.client.get("/account/" + self.user.username +
                                    "/subscriptions")
         self.assertEqual(response.status_code, self.FORBIDDEN_ACCESS)
+
+    @patch.object(mailman, 'all_lists')
+    @patch.object(mailman, 'mailing_lists')
+    def test_context_data_generation(self, mailing_lists, all_lists):
+        data_user = {
+            'username': 'username1',
+            'first_name': 'first name1',
+            'last_name': 'last name1',
+            'email': 'mail1@mail.com',
+            'password1': 'safepassword',
+            'password2': 'safepassword',
+        }
+        self.client.post('/account/register', data=data_user)
+        user1 = User.objects.last()
+        user1.is_active = True
+        user1.save()
+        self.authenticate_user(user1, 'safepassword')
+
+        mail_lists = [
+            {"listname": "name_mock_1", "description": "descript_1"},
+            {"listname": "name_mock_2", "description": "descript_2"},
+            {"listname": "name_mock_3", "description": "descript_3"},
+        ]
+        all_lists.return_value = mail_lists
+
+        my_mail_lists = [
+            "name_mock_1",
+            "name_mock_3",
+        ]
+        mailing_lists.return_value = my_mail_lists
+        response = self.client.get("/account/" + user1.username +
+                                   "/subscriptions")
+        self.assertEqual(response.status_code, self.OK)
+        mailresponse = response.context_data['membership'][user1.email]
+        mailresponse = map(lambda x: x[-1], mailresponse)
+        expected_value = [True, False, True]
+        self.assertEqual(mailresponse, expected_value)
--
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