Issue 395 - Filter hits statistics backend

sitescripts/filterhits/test/log_tests.py

 # coding: utf-8
 
 # This file is part of the Adblock Plus web scripts,
 # Copyright (C) 2006-2015 Eyeo GmbH
 #
 # Adblock Plus is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 3 as
 # published by the Free Software Foundation.
 #
 # Adblock Plus is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
 
-import json
 import os
 import shutil
 import time
 import unittest
 
+from sitescripts.filterhits.test import test_helpers
 from sitescripts.filterhits.web import submit
 
-class LogTestCase(unittest.TestCase):
-  longMessage = True
-  maxDiff = None
-
-  def setUp(self):
-    self.test_dir = os.path.join(os.path.dirname(__file__), "temp")
-    shutil.rmtree(self.test_dir, ignore_errors=True)
-
-  def tearDown(self):
-    shutil.rmtree(self.test_dir, ignore_errors=True)
-
+class LogTestCase(test_helpers.FilterhitsTestCase):
   def test_log_filterhits(self):
     def list_files(d):
       return filter(os.path.isfile, [os.path.join(d, f) for f in os.listdir(d)])
 
-    todays_date = time.strftime('%Y-%m-%d', time.gmtime())
+    todays_date = time.strftime("%Y-%m-%d", time.gmtime())
     todays_folder = os.path.join(self.test_dir, todays_date)
 
+    # The temporary logging directory is created at the start of all tests but
+    # we want to test that the directory is created if it doesn't already exist.
+    # So we'll delete the directory here and make sure it's re-created later on.
+    shutil.rmtree(self.test_dir)
     self.assertEqual(os.path.exists(self.test_dir), False)
 
     log_file = submit.log_filterhits({"some": "thing"}, self.test_dir, "a=1")
-    now = time.strftime('%d/%b/%Y:%H:%M:%S', time.gmtime())
+    now = time.strftime("%d/%b/%Y:%H:%M:%S", time.gmtime())
     self.assertEqual(os.path.exists(self.test_dir), True)
     self.assertEqual(os.path.exists(todays_folder), True)
     self.assertEqual(len(list_files(todays_folder)), 1)
     self.assertEqual(os.path.exists(log_file), True)
-    with open(list_files(todays_folder)[0], 'r') as f:
+    with open(list_files(todays_folder)[0], "r") as f:
       self.assertEqual(f.read(), '[%s] a=1\n{"some": "thing"}' % now)
 
     submit.log_filterhits({"some": "thing"}, self.test_dir, "")
     self.assertEqual(os.path.exists(self.test_dir), True)
     self.assertEqual(os.path.exists(todays_folder), True)
     self.assertEqual(len(list_files(todays_folder)), 2)
 
-if __name__ == '__main__':
+if __name__ == "__main__":
   unittest.main()