[Findit] A huge refactoring and some bug fixing.

appengine/findit/common/findit_testcase.py

Index: appengine/findit/common/findit_testcase.py
diff --git a/appengine/chromium_try_flakes/handlers/test/index_test.py b/appengine/findit/common/findit_testcase.py
similarity index 52%
copy from appengine/chromium_try_flakes/handlers/test/index_test.py
copy to appengine/findit/common/findit_testcase.py
index 70104c158b4fb3ae230e6f0721dd0c2664db6a88..4f9eabcf527dd8d336d227a9fed83ddcb16793a6 100644
--- a/appengine/chromium_try_flakes/handlers/test/index_test.py
+++ b/appengine/findit/common/findit_testcase.py
@@ -2,11 +2,12 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-from testing_utils import testing
+import os
 
-from handlers import index
+from testing_utils import testing
 
 
-class TestIndex(testing.AppengineTestCase):
-  def test_filter_none(self):
-    self.assertEqual([1, 2], index.filterNone([1, None, 2]))
+class FinditTestCase(testing.AppengineTestCase):
+  # Setup the customized queues.
+  taskqueue_stub_root_path = os.path.join(
+    os.path.dirname(__file__), os.path.pardir)