Slightly changed top-level redirect test

This test should pass, allowing extensions/index to redirect to extensions.

Review URL: https://codereview.chromium.org/886903002

Cr-Commit-Position: refs/heads/master@{#313989}

chrome/common/extensions/docs/server2/integration_test.py

@@ -187,6 +187,10 @@ class IntegrationTest(unittest.TestCase):
               'Rendered content length was %s vs template content length %s '
               'when rendering %s' % (len(response.content), len(content), path))
 
+        # TODO(kalman): Hack to avoid failing redirects like extensions/index
+        # to extensions. Better fix would be to parse or whitelist the
+        # redirects.json files as part of this test.
+        if not path.endswith('/index'):
           check_result(Handler(Request.ForTest(path)).Get())
 
         if path.startswith(('apps/', 'extensions/')):

chrome/common/extensions/docs/server2/render_servlet_test.py

@@ -106,10 +106,9 @@ class RenderServletTest(unittest.TestCase):
                     len(ReadFile('%s%s.html' % (PUBLIC_TEMPLATES, html_file))))
 
   def testIndexRender(self):
-    response = self._Render('extensions')
-    self.assertEqual(200, response.status)
-    self.assertEqual(self._Render('extensions/index').content.ToString(),
-                     response.content.ToString())
+    self.assertEqual(200, self._Render('extensions').status)
+    self.assertEqual(('/extensions', False),
+                     self._Render('extensions/index').GetRedirect())
 
   def testOtherRedirectsJsonRedirect(self):
     response = self._Render('apps/webview_tag')