Add "archive" command to git_cl.py.

tests/git_cl_test.py

Index: tests/git_cl_test.py
diff --git a/tests/git_cl_test.py b/tests/git_cl_test.py
index 82a404ccc4abed4d5f96257abafd405d6eeec24c..18f597760d56bea2d85894782f3aae0bcf09325e 100755
--- a/tests/git_cl_test.py
+++ b/tests/git_cl_test.py
@@ -1396,7 +1396,7 @@ class TestGitCl(TestCase):
     ]
     # TODO(tandrii): consider testing just set-commit and set-commit --clear,
     # but without copy-pasting tons of expectations, as modifying them later is
-    # super tedious.
+#super tedious.
     self.assertEqual(0, git_cl.main(['set-commit', '-d']))
 
   def test_description_display(self):
@@ -1454,6 +1454,36 @@ class TestGitCl(TestCase):
     self.assertEqual(0, git_cl.main(['description', '-n', '-']))
     self.assertEqual('hi\n\t there\n\nman', ChangelistMock.desc)
 
+  def test_cleanup(self):
+    self.calls = \
+        [((['git', 'for-each-ref', '--format=%(refname)', 'refs/heads'],),
+          'refs/heads/master\nrefs/heads/foo'),
+         ((['git', 'config', 'branch.master.rietveldissue'],), '1'),
+         ((['git', 'config', 'rietveld.autoupdate'],), ''),
+         ((['git', 'config', 'rietveld.server'],), ''),
+         ((['git', 'config', 'rietveld.server'],), ''),
+         ((['git', 'config', 'branch.foo.rietveldissue'],), '456'),

[tandrii(chromium), 2016/05/31 18:46:16]

can you change this call to return '' instead of 456,
and then add

((['git', 'config', 'branch.foo.gerritissue'],), '456'),

to simulate the Gerrit's case as well.

[Kevin M, 2016/05/31 20:05:21]

Done for a new branch "bar".

+         ((['git', 'config', 'rietveld.server'],), ''),
+         ((['git', 'config', 'rietveld.server'],), ''),
+         ((['git', 'tag', 'submitted-foo-456', 'foo'],), ''),
+         ((['git', 'branch', '-D', 'foo'],), '')]
+
+    class MockChangelist():
+      def __init__(self, branch, issue):
+        self.branch = branch
+        self.issue = issue
+      def GetBranch(self):
+        return self.branch
+      def GetIssue(self):
+        return self.issue
+
+    self.mock(git_cl, 'get_cl_statuses',
+              lambda branches, fine_grained, max_processes:
+              [(MockChangelist('master', 1), 'open'),
+               (MockChangelist('foo', 456), 'closed')])
+
+    git_cl.main(['cleanup', '-f'])

[tandrii(chromium), 2016/05/31 18:46:16]

assert this returns 0.

[Kevin M, 2016/05/31 20:05:21]

Done.

+
 
 if __name__ == '__main__':
   git_cl.logging.basicConfig(