Move reverting code from gclient_scm to scm to be able to reuse the code.

tests/scm_unittest.py

 #!/usr/bin/python
 # Copyright (c) 2010 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.
 
 """Unit tests for scm.py."""
 
 # pylint: disable=E1101,W0403
 
 # Fixes include path.
@@ skipping 20 matching lines @@
     self.mox.StubOutWithMock(scm.gclient_utils, 'CheckCallAndFilter')
     self.mox.StubOutWithMock(scm.gclient_utils, 'CheckCallAndFilterAndHeader')
     self.mox.StubOutWithMock(scm.gclient_utils, 'Popen')
 
 
 class RootTestCase(BaseSCMTestCase):
   def testMembersChanged(self):
     self.mox.ReplayAll()
     members = [
         'GetCasedPath', 'GenFakeDiff', 'GIT', 'SVN', 'ValidateEmail',
-        'cStringIO', 'gclient_utils', 'glob', 'os', 're', 'shutil',
+        'cStringIO', 'gclient_utils', 'glob',  'logging', 'os', 're', 'shutil',
         'subprocess', 'sys', 'tempfile', 'time', 'xml',
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(scm, members)
 
 
 class GitWrapperTestCase(BaseSCMTestCase):
   def testMembersChanged(self):
     members = [
         'AssertVersion', 'Capture', 'CaptureStatus',
@@ skipping 18 matching lines @@
     BaseSCMTestCase.setUp(self)
     self.mox.StubOutWithMock(scm.SVN, 'Capture')
     self.url = self.SvnUrl()
 
   def testMembersChanged(self):
     self.mox.ReplayAll()
     members = [
         'AssertVersion', 'Capture', 'CaptureRevision', 'CaptureInfo',
         'CaptureStatus', 'current_version', 'DiffItem', 'GenerateDiff',
         'GetCheckoutRoot', 'GetEmail', 'GetFileProperty', 'IsMoved',
-        'IsMovedInfo', 'ReadSimpleAuth', 'RunAndGetFileList',
+        'IsMovedInfo', 'ReadSimpleAuth', 'Revert', 'RunAndGetFileList',
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(scm.SVN, members)
 
   def testGetCheckoutRoot(self):
     self.mox.StubOutWithMock(scm.SVN, 'CaptureInfo')
     self.mox.StubOutWithMock(scm, 'GetCasedPath')
     scm.os.path.abspath(self.root_dir + 'x').AndReturn(self.root_dir)
     scm.GetCasedPath(self.root_dir).AndReturn(self.root_dir)
     result1 = { "Repository Root": "Some root" }
@@ skipping 140 matching lines @@
     self.mox.ReplayAll()
     info = scm.SVN.CaptureStatus(None)
     self.assertEquals(info, [])
 
 
 if __name__ == '__main__':
   import unittest
   unittest.main()
 
 # vim: ts=2:sw=2:tw=80:et: