Add all modified files to new changelists by default.

tests/gcl_unittest.py

 #!/usr/bin/python
 # Copyright (c) 2009 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 gcl.py."""
 
 import unittest
 
 # Local imports
@@ skipping 159 matching lines @@
 class ChangeInfoUnittest(GclTestsBase):
   def setUp(self):
     GclTestsBase.setUp(self)
     self.mox.StubOutWithMock(gcl, 'GetChangelistInfoFile')
     self.mox.StubOutWithMock(gcl, 'GetRepositoryRoot')
 
   def testChangeInfoMembers(self):
     self.mox.ReplayAll()
     members = [
       'CloseIssue', 'Delete', 'GetFiles', 'GetFileNames', 'GetLocalRoot',
-      'Load', 'MissingTests', 'Save', 'UpdateRietveldDescription',
+      'Exists', 'Load', 'MissingTests', 'Save', 'UpdateRietveldDescription',
       'description', 'issue', 'name',
       'patch', 'patchset',
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(gcl.ChangeInfo('', 0, 0, '', None, self.fake_root_dir),
                         members)
 
   def testChangeInfoBase(self):
     files = [('M', 'foo'), ('A', 'bar')]
     self.mox.ReplayAll()
@@ skipping 165 matching lines @@
     gcl.os.chdir('somewhere')
     self.mox.ReplayAll()
 
     gcl.UploadCL(change_info, args)
     self.assertEquals(change_info.issue, 1)
     self.assertEquals(change_info.patchset, 2)
 
 
 if __name__ == '__main__':
   unittest.main()