Issue 395 - Filter hits statistics backend

sitescripts/filterhits/test/api_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 MySQLdb
-import StringIO
 import json
 import sys
+import StringIO
 import unittest
 from urllib import urlencode
 
 from sitescripts.filterhits.test import test_helpers
 from sitescripts.filterhits import db
 from sitescripts.filterhits.web.query import query_handler
 from sitescripts.filterhits.web.submit import submit as submit_handler
 
 valid_data = """{
   "version": 1,
@@ skipping 11 matching lines @@
         "example.org": {"hits": 4, "latest": 1414859271125}
       },
       "thirdParty": {
         "example.com": {"hits": 5, "latest": 1414916268769}
       },
       "subscriptions": ["EasyList", "EasyList Germany+EasyList"]
     }
   }
 }"""
 
-class APITestCase(unittest.TestCase):
-  def clear_rows(self):
-    if self.db:
-      db.write(self.db, (("DELETE FROM filters",),
-                         ("DELETE FROM frequencies",)))
-
-  def setUp(self):
-    self.config = test_helpers.setup_config()
-    try:
-      self.db = db.connect()
-    except MySQLdb.Error:
-      self.db = None
-    self.clear_rows()
-
-  def tearDown(self):
-    test_helpers.restore_config()
-    if self.db:
-      self.clear_rows()
-      self.db.close()
-      self.db = None
-
+class APITestCase(test_helpers.FilterhitsTestCase):
   def assertResponse(self, handler, expected_response, expected_result=None, expected_headers=None, **environ):
     def check_response(response, headers):
       self.assertEqual(response, expected_response)
       if not expected_headers is None:
         self.assertEqual(headers, expected_headers)
 
     if "body" in environ:
       environ["CONTENT_LENGTH"] = len(environ["body"])
       environ["wsgi.input"] = StringIO.StringIO(environ["body"])
       del environ["body"]
@@ skipping 14 matching lines @@
     self.assertResponse(submit_handler, "400 Processing Error",
                         REQUEST_METHOD="POST", body="")
     self.assertResponse(submit_handler, "400 Processing Error",
                         REQUEST_METHOD="POST", body="Oops...")
     self.assertResponse(submit_handler, "400 Processing Error",
                         REQUEST_METHOD="POST", body="{123:]")
     self.assertResponse(submit_handler, "400 Processing Error",
                         REQUEST_METHOD="POST", body="1")
     self.assertEqual(len(db.query(self.db, "SELECT * FROM frequencies")), 0)
     self.assertEqual(len(db.query(self.db, "SELECT * FROM filters")), 0)
-    # Ensure even an empty object, or one with the wrong fields returns OK
-    self.assertResponse(submit_handler, "200 OK",
+    # Ensure even an empty object, or one with the wrong fields returns successfully
+    self.assertResponse(submit_handler, "204 No Content",
                         REQUEST_METHOD="POST", body="{}")
-    self.assertResponse(submit_handler, "200 OK",
+    self.assertResponse(submit_handler, "204 No Content",
                         REQUEST_METHOD="POST", body="{\"hello\": \"world\"}")
     self.assertEqual(len(db.query(self.db, "SELECT * FROM frequencies")), 0)
     self.assertEqual(len(db.query(self.db, "SELECT * FROM filters")), 0)
     # Now some actually valid data
-    self.assertResponse(submit_handler, "200 OK",
+    self.assertResponse(submit_handler, "204 No Content",
                         REQUEST_METHOD="POST", body=valid_data)
     self.assertEqual(len(db.query(self.db, "SELECT * FROM frequencies")), 2)
     self.assertEqual(len(db.query(self.db, "SELECT * FROM filters")), 1)
     # Now make sure apparently valid data with timestamps that cause geometrical
     # mean calculations to fail with MySQL errors return OK but don't change DB
     invalid_data = json.loads(valid_data)
     invalid_data["filters"]["||example.com^"]["firstParty"]["example.com"]["latest"] = 3
     invalid_data = json.dumps(invalid_data)
-    self.assertResponse(submit_handler, "200 OK",
+    self.assertResponse(submit_handler, "204 No Content",
                         REQUEST_METHOD="POST", body=invalid_data)
     self.assertEqual(len(db.query(self.db, "SELECT * FROM frequencies")), 2)
     self.assertEqual(len(db.query(self.db, "SELECT * FROM filters")), 1)
 
   def test_query(self):
-    # Basic query with no data, should return OK
+    # Basic query with no data, should return successfully
     self.assertResponse(query_handler, "200 OK", {"count": 0, "total": 0, "results": [], "echo": 0})
     # If echo parameter is passed and is integer it should be returned
     self.assertResponse(query_handler, "200 OK", {"count": 0, "total": 0, "results": [], "echo": 1337},
                         get_params={ "echo": 1337 })
     self.assertResponse(query_handler, "200 OK", {"count": 0, "total": 0, "results": [], "echo": 0},
                         get_params={ "echo": "naughty" })
     # Now let's submit some data so we can query it back out
     test_data = [json.loads(valid_data), json.loads(valid_data), json.loads(valid_data)]
     test_data[1]["filters"]["##Second-Filter|"] = test_data[1]["filters"].pop("||example.com^")
     test_data[2]["filters"]["##Third-Filter|"] = test_data[2]["filters"].pop("||example.com^")
     for data in test_data:
-      self.assertResponse(submit_handler, "200 OK",
+      self.assertResponse(submit_handler, "204 No Content",
                           REQUEST_METHOD="POST", body=json.dumps(data))
     # Ordering parameters should be respected
     self.assertResponse(query_handler, "200 OK", {"count": 1, "total": 6,
-                                                  "results": [{'domain': 'example.com',
-                                                               'filter': '||example.com^',
-                                                               'frequency': 0}], "echo": 0},
+                                                  "results": [{"domain": "example.com",
+                                                               "filter": "||example.com^",
+                                                               "frequency": 0}], "echo": 0},
                         get_params={ "order_by": "filter", "order": "desc", "take": "1" })
     self.assertResponse(query_handler, "200 OK", {"count": 1, "total": 6,
-                                                  "results": [{'domain': 'example.com',
-                                                               'filter': '##Second-Filter|',
-                                                               'frequency': 0}], "echo": 0},
+                                                  "results": [{"domain": "example.com",
+                                                               "filter": "##Second-Filter|",
+                                                               "frequency": 0}], "echo": 0},
                         get_params={ "order_by": "filter", "order": "asc", "take": "1" })
     # As should filtering parameters
     self.assertResponse(query_handler, "200 OK", {"count": 1, "total": 3,
-                                                  "results": [{'domain': 'example.com',
-                                                               'filter': '##Third-Filter|',
-                                                               'frequency': 0}], "echo": 0},
+                                                  "results": [{"domain": "example.com",
+                                                               "filter": "##Third-Filter|",
+                                                               "frequency": 0}], "echo": 0},
                         get_params={ "domain": "example.com", "take": "1" })
     self.assertResponse(query_handler, "200 OK", {"count": 1, "total": 2,
-                                                  "results": [{'domain': 'example.org',
-                                                               'filter': '##Third-Filter|',
-                                                               'frequency': 4}], "echo": 0},
+                                                  "results": [{"domain": "example.org",
+                                                               "filter": "##Third-Filter|",
+                                                               "frequency": 4}], "echo": 0},
                         get_params={ "filter": "Third", "take": 1 })
     self.assertResponse(query_handler, "200 OK", {"count": 1, "total": 1,
-                                                  "results": [{'domain': 'example.com',
-                                                               'filter': '##Third-Filter|',
-                                                               'frequency': 0}], "echo": 0},
+                                                  "results": [{"domain": "example.com",
+                                                               "filter": "##Third-Filter|",
+                                                               "frequency": 0}], "echo": 0},
                         get_params={ "domain": "example.com", "filter": "Third", "take": "1" })
     # ... and pagination parameters
     self.maxDiff = None
     self.assertResponse(query_handler, "200 OK", {"count": 2, "total": 6,
-                                                  "results": [{'domain': 'example.org',
-                                                               'filter': '||example.com^',
-                                                               'frequency': 4},
-                                                              {'domain': 'example.org',
-                                                               'filter': '##Second-Filter|',
-                                                               'frequency': 4}], "echo": 0},
+                                                  "results": [{"domain": "example.org",
+                                                               "filter": "||example.com^",
+                                                               "frequency": 4},
+                                                              {"domain": "example.org",
+                                                               "filter": "##Second-Filter|",
+                                                               "frequency": 4}], "echo": 0},
                         get_params={ "skip": "1", "take": "2" })
     self.assertResponse(query_handler, "200 OK", {"count": 2, "total": 6,
-                                                  "results": [{'domain': 'example.org',
-                                                               'filter': '##Second-Filter|',
-                                                               'frequency': 4},
-                                                              {'domain': 'example.com',
-                                                               'filter': '##Third-Filter|',
-                                                               'frequency': 0}], "echo": 0},
+                                                  "results": [{"domain": "example.org",
+                                                               "filter": "##Second-Filter|",
+                                                               "frequency": 4},
+                                                              {"domain": "example.com",
+                                                               "filter": "##Third-Filter|",
+                                                               "frequency": 0}], "echo": 0},
                         get_params={ "skip": "2", "take": "2" })
 
-if __name__ == '__main__':
+if __name__ == "__main__":
   unittest.main()