Devserver: monitor the source code of server2 in svn. When it changes, pin the

chrome/common/extensions/docs/server2/revision_pinner_test.py

+#!/usr/bin/env python
+# Copyright 2013 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.
+
+from file_system import FileSystem
+from revision_pinner import RevisionPinner
+import unittest
+
+class FakeVersionedFileSystem(FileSystem):
+  def __init__(self):
+    self.server2_dirs = {
+      'server2/': 1,
+      'json_schema_compiler/': 1,
+    }
+    self.version = max(self.server2_dirs.keys())
+
+  def Stat(self, path):
+    return self.server2_dirs.get(path, self.version)
+
+  def Touch(self, path):
+    self.version += 1
+    if path in self.server2_dirs:
+      server2_dirs[path] += 1
+
+class RevisionPinnerTest(unittest.TestCase):
+  def setUp(self):
+    self._fs = FakeVersionedFileSystem()
+    self._pinner = RevisionPinner('test',
+                                  self._fs,
+                                  ...,
+                                  self._fs.server2_dirs.keys())
+
+  def testOnStartup(self):
+    self.assertEqual(1, self._fs.GetRevision())
+    self.assertEqual(None, self._fs.GetPinned())
+
+  def testAfterSingleUpdate(self):
+    self._fs.Update()
+    self.assertEqual(1, self._fs.GetRevision())
+    self.assertEqual(None, self._fs.GetPinned())
+
+  def test
+
+if __name__ == '__main__':
+  unittest.main()