fix change name view by replacing the request.user simple lazy object with request.user.id

LMS-2479

common/djangoapps/student/tests/test_change_name.py

+"""
+Unit tests for change_name view of student.
+"""
+import json
+
+from django.core.urlresolvers import reverse, NoReverseMatch
+from django.test.client import Client
+from django.test import TestCase
+
+from student.tests.factories import UserFactory
+from student.models import UserProfile
+from unittest.case import SkipTest
+
+
+class TestChangeName(TestCase):
+    """
+    Check the change_name view of student.
+    """
+    def setUp(self):
+        self.student = UserFactory.create(password='test')
+        self.client = Client()
+
+    def test_change_name_get_request(self):
+        """Get requests are not allowed in this view."""
+        change_name_url = self.get_url()
+        resp = self.client.get(change_name_url)
+        self.assertEquals(resp.status_code, 405)
+
+    def test_change_name_post_request(self):
+        """Name will be changed when provided with proper data."""
+        self.client.login(username=self.student.username, password='test')
+        change_name_url = self.get_url()
+        resp = self.client.post(change_name_url, {
+            'new_name': 'waqas',
+            'rationale': 'change identity'
+        })
+        response_data = json.loads(resp.content)
+        user = UserProfile.objects.get(user=self.student.id)
+        meta = json.loads(user.meta)
+        self.assertEquals(user.name, 'waqas')
+        self.assertEqual(meta['old_names'][0][1], 'change identity')
+        self.assertTrue(response_data['success'])
+
+    def test_change_name_without_name(self):
+        """Empty string for name is not allowed in this view."""
+        self.client.login(username=self.student.username, password='test')
+        change_name_url = self.get_url()
+        resp = self.client.post(change_name_url, {
+            'new_name': '',
+            'rationale': 'change identity'
+        })
+        response_data = json.loads(resp.content)
+        self.assertFalse(response_data['success'])
+
+    def test_unauthenticated(self):
+        """Unauthenticated user is not allowed to call this view."""
+        change_name_url = self.get_url()
+        resp = self.client.post(change_name_url, {
+            'new_name': 'waqas',
+            'rationale': 'change identity'
+        })
+        self.assertEquals(resp.status_code, 404)
+
+    def get_url(self):
+        """Get the url of change_name view."""
+        try:
+            change_name_url = reverse('change_name')
+            return change_name_url
+        except NoReverseMatch:
+            raise SkipTest("Skip this test if url cannot be found (ie running from CMS tests)")

common/djangoapps/student/views.py

@@ -1654,17 +1654,18 @@ def confirm_email_change(request, key):
 
 
 @ensure_csrf_cookie
+@require_POST
 def change_name_request(request):
     """ Log a request for a new name. """
-    if not request.user.is_authenticated:
+    if not request.user.is_authenticated():
         raise Http404
 
     try:
-        pnc = PendingNameChange.objects.get(user=request.user)
+        pnc = PendingNameChange.objects.get(user=request.user.id)
     except PendingNameChange.DoesNotExist:
         pnc = PendingNameChange()
     pnc.user = request.user
-    pnc.new_name = request.POST['new_name']
+    pnc.new_name = request.POST['new_name'].strip()
     pnc.rationale = request.POST['rationale']
     if len(pnc.new_name) < 2:
         return JsonResponse({