Prepare to make --revision <number> to be an error when multiple solutions are present.

tests/gclient_smoketest.py

 #!/usr/bin/env python
 # Copyright (c) 2011 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.
 
 """Smoke tests for gclient.py.
 
 Shell out 'gclient' and run basic conformance tests.
 
 This test assumes GClientSmokeBase.URL_BASE is valid.
@@ skipping 1075 matching lines @@
     self.gclient(['config', '--spec',
         'solutions=['
         '{"name": "src",'
         ' "url": "' + self.svn_base + 'trunk/src/"},'
         '{"name": "src-git",'
         '"url": "' + self.git_base + 'repo_1"}]'])
     self.parseGclient(
         ['sync', '--deps', 'mac', '--jobs', '1', '--revision', '1',
          '-r', 'src-git@' + self.githash('repo_1', 1)],
         ['running', 'running', 'running', 'running',
-         'running', 'running', 'running', 'running'])
+         'running', 'running', 'running', 'running'],
+        expected_stderr=
+            'You must specify the full solution name like --revision src@1\n'
+            'when you have multiple solutions setup in your .gclient file.\n'
+            'Other solutions present are: src-git.\n')
     tree = self.mangle_git_tree(('repo_1@1', 'src-git'),
                                 ('repo_2@2', 'src/repo2'),
                                 ('repo_3@1', 'src/repo2/repo3'),
                                 ('repo_4@2', 'src/repo4'))
     tree.update(self.mangle_svn_tree(
         ('trunk/src@1', 'src'),
         ('trunk/third_party/foo@2', 'src/third_party/fpp'),
         ('trunk/other@1', 'src/other'),
         ('trunk/third_party/foo@2', 'src/third_party/prout')))
     self.assertTree(tree)
@@ skipping 169 matching lines @@
 
   if '-c' in sys.argv:
     COVERAGE = True
     sys.argv.remove('-c')
     if os.path.exists('.coverage'):
       os.remove('.coverage')
     os.environ['COVERAGE_FILE'] = os.path.join(
         os.path.dirname(os.path.dirname(os.path.abspath(__file__))),
         '.coverage')
   unittest.main()