Add better try server settings automatic detection support

tests/trychange_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 trychange.py."""
 
-import os
 import unittest
 
 # Local imports
 import super_mox
 import trychange
 from super_mox import mox
 
 
 class TryChangeTestsBase(super_mox.SuperMoxTestBase):
   """Setups and tear downs the mocks but doesn't test anything as-is."""
   pass
 
 
 class TryChangeUnittest(TryChangeTestsBase):
   """General trychange.py tests."""
   def testMembersChanged(self):
     members = [
-      'EscapeDot', 'ExecuteTryServerScript', 'GIT', 'GetSourceRoot', 'GuessVCS',
+      'EscapeDot', 'GIT', 'GetSourceRoot',
+      'GetTryServerSettings', 'GuessVCS',
       'HELP_STRING', 'InvalidScript', 'NoTryServerAccess', 'PathDifference',
-      'RunCommand', 'SCM', 'SCRIPT_PATH', 'SVN', 'TryChange', 'USAGE',
+      'RunCommand', 'SCM', 'SVN', 'TryChange', 'USAGE',
       'datetime', 'gcl', 'gclient', 'getpass', 'logging', 'optparse', 'os',
-      'shutil', 'sys', 'tempfile', 'traceback', 'urllib',
+      'shutil', 'socket', 'sys', 'tempfile', 'traceback', 'upload', 'urllib',
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(trychange, members)
 
 
 class SVNUnittest(TryChangeTestsBase):
-  """General trychange.py tests."""
+  """trychange.SVN tests."""
   def testMembersChanged(self):
     members = [
       'GenerateDiff', 'ProcessOptions', 'options'
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(trychange.SVN(None), members)
 
 
-class TryChangeUnittest(TryChangeTestsBase):
-  """General trychange.py tests."""
+class GITUnittest(TryChangeTestsBase):
+  """trychange.GIT tests."""
   def testMembersChanged(self):
     members = [
       'GenerateDiff', 'GetEmail', 'GetPatchName', 'ProcessOptions', 'options'
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(trychange.GIT(None), members)
 
 
 if __name__ == '__main__':
   unittest.main()