Docserver: Persist stat cache for versioned file systems

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

+#!/usr/bin/env python
+# Copyright 2014 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.
+
+import unittest
+
+from object_store_creator import ObjectStoreCreator
+from refresh_tracker import RefreshTracker
+
+
+class RefreshTrackerTest(unittest.TestCase):
+  def setUp(self):
+    self._refresh_tracker = RefreshTracker(ObjectStoreCreator.ForTest())
+
+  def testNonExistentRefreshIsIncomplete(self):
+    self.assertFalse(self._refresh_tracker.GetRefreshComplete('unicorns').Get())
+
+  def testEmptyRefreshIsComplete(self):
+    refresh_id = 'abcdefghijklmnopqrstuvwxyz'
+    self._refresh_tracker.StartRefresh(refresh_id, []).Get()
+    self.assertTrue(self._refresh_tracker.GetRefreshComplete(refresh_id).Get())
+
+  def testRefreshCompletion(self):
+    refresh_id = 'this is fun'
+    self._refresh_tracker.StartRefresh(refresh_id, ['/do/foo', '/do/bar']).Get()
+    self._refresh_tracker.MarkTaskComplete(refresh_id, '/do/foo').Get()
+    self.assertFalse(self._refresh_tracker.GetRefreshComplete(refresh_id).Get())
+    self._refresh_tracker.MarkTaskComplete(refresh_id, '/do/bar').Get()
+    self.assertTrue(self._refresh_tracker.GetRefreshComplete(refresh_id).Get())
+
+  def testUnknownTasksAreIrrelevant(self):
+    refresh_id = 'i am a banana'
+    self._refresh_tracker.StartRefresh(refresh_id, ['a', 'b', 'c', 'd']).Get()
+    self._refresh_tracker.MarkTaskComplete(refresh_id, 'a').Get()
+    self._refresh_tracker.MarkTaskComplete(refresh_id, 'b').Get()
+    self._refresh_tracker.MarkTaskComplete(refresh_id, 'c').Get()
+    self._refresh_tracker.MarkTaskComplete(refresh_id, 'q').Get()
+    self.assertFalse(self._refresh_tracker.GetRefreshComplete(refresh_id).Get())
+    self._refresh_tracker.MarkTaskComplete(refresh_id, 'd').Get()
+    self.assertTrue(self._refresh_tracker.GetRefreshComplete(refresh_id).Get())
+
+
+if __name__ == '__main__':
+  unittest.main()