[Findit] Add local_git_repository

appengine/findit/util_scripts/git_checkout/test/local_git_parsers_test.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from datetime import datetime
 from datetime import timedelta
 import os
 import sys
 import textwrap
 import unittest
@@ skipping 111 matching lines @@
         'revision', 425880, message, [change_log.FileChangeInfo(
             'modify', 'src/a/b.py', 'src/a/b.py')],
         'https://repo/+/revision',
         'https://codereview.chromium.org/2391763002',
         'c9cc182781484f9010f062859cda048afefefefe')
 
     changelog = local_git_parsers.GitChangeLogParser()(output, 'https://repo')
     self.assertTrue(expected_changelog.ToDict(), changelog.ToDict())
 
   def testGitChangeLogParserParseEmptyOutput(self):
-    output = None
-    self.assertIsNone(local_git_parsers.GitChangeLogParser()(output, 'repo'))
+    self.assertIsNone(local_git_parsers.GitChangeLogParser()(None, 'repo'))
 
   def testGitChangeLogsParser(self):
     output = textwrap.dedent(
         """
         **Changelog start**
         commit rev1
         tree 27b0421273ed4aea25e497c6d26d9c7db6481852
         parents rev22c9e
 
         author author1
@@ skipping 81 matching lines @@
                              'rev3', None,
                              'Message 3', [change_log.FileChangeInfo(
                                  'rename', 'b/c.py', 'b/cc.py')],
                              'http://repo/+/rev3', None, None),
     ]
 
     changelogs = local_git_parsers.GitChangeLogsParser()(output, 'http://repo')
     for changelog, expected_changelog in zip(changelogs, expected_changelogs):
       self.assertEqual(changelog.ToDict(), expected_changelog.ToDict())
 
-
   def testGitChangeLogsParserParseEmptyOutput(self):
-    output = None
-    self.assertIsNone(local_git_parsers.GitChangeLogsParser()(output, 'repo'))
+    self.assertIsNone(local_git_parsers.GitChangeLogsParser()(None, 'repo'))
 
   def testGitChangeLogsParserWithEmptyChangelog(self):
     output = '**Changelog start**\nblablabla'
     self.assertEqual(local_git_parsers.GitChangeLogsParser()(output,
                                                              'http://repo'), [])
 
   def testGitDiffParser(self):
     output = 'output'
     self.assertEqual(output, local_git_parsers.GitDiffParser()(output))
 
   def testGitSourceParser(self):
     output = 'output'
     self.assertEqual(output, local_git_parsers.GitSourceParser()(output))
 
 
 if __name__ == '__main__':
   unittest.main()