adds fix and test for when a template is not specified at all to render(). fixes #21058. by jambonrose and ianawilson

tests/view_tests/tests/test_debug.py

@@ -14,6 +14,9 @@ from unittest import skipIf
 from django.core import mail
 from django.core.files.uploadedfile import SimpleUploadedFile
 from django.core.urlresolvers import reverse
+from django.http import HttpRequest
+from django.shortcuts import render
+from django.template.base import TemplateDoesNotExist
 from django.test import TestCase, RequestFactory
 from django.test.utils import (override_settings, setup_test_template_loader,
     restore_template_loaders)
@@ -129,6 +132,12 @@ class DebugViewTests(TestCase):
         finally:
             shutil.rmtree(template_path)
 
+    def test_no_template_source_loaders(self):
+        """
+        Make sure if you don't specify a template, the debug view doesn't blow up.
+        """
+        self.assertRaises(TemplateDoesNotExist, self.client.get, '/render_no_template/')
+
 
 class ExceptionReporterTests(TestCase):
     rf = RequestFactory()