Squashed commit of the following:

commit cb509e8f75e3dcdbc66327be4bfbf6661aa084b5
Author: David Snopek <dsnopek@gmail.com>
Date:   Fri Jul 12 22:06:28 2013 +0100

    Cut down 'import' statements to only modules actually used.

commit 0ea255115e095e31af5a991e9cce2b5b15cb496d
Author: David Snopek <dsnopek@gmail.com>
Date:   Fri Jul 12 22:00:06 2013 +0100

     * Add getCollectionManager() so that the whole process can share the same ThreadingCollectionManager object.

     * Got the RestApp actually working!

commit 00997bab600b13d4b430ed2c2839b1d2232f55ed
Author: David Snopek <dsnopek@gmail.com>
Date:   Fri Jul 12 21:04:58 2013 +0100

    Got the sync_app working again (more or less)

commit 459c69566bb92d2c0195a384e067d98c059bdea7
Author: David Snopek <dsnopek@gmail.com>
Date:   Fri Jul 12 19:47:40 2013 +0100

    Started implementing test for the RESTful callbacks that PrepECN is going to need.

commit 7ffbac793f9bf45ab9056c1de475422b8742e107
Author: David Snopek <dsnopek@gmail.com>
Date:   Fri Jul 12 17:19:06 2013 +0100

    Started work on a WSGI app for RESTful access to Anki based on Bibliobird code here:

      https://raw.github.com/dsnopek/bbcom/master/AnkiServer/AnkiServer/deck.py

commit 8820411388ce0c2b7b14769c614c22c675d2dbdd
Author: David Snopek <dsnopek@gmail.com>
Date:   Fri Jul 12 15:03:56 2013 +0100

     * Seperated the collection and threading code.

     * Implemented a new interface to interact with the collections, which will hopefully be more transparent and testable.

tests/test_rest_app.py

@@ -0,0 +1,69 @@
+
+import os
+import shutil
+import tempfile
+import unittest
+
+import AnkiServer
+from AnkiServer.apps.rest_app import CollectionHandlerGroup, DeckHandlerGroup
+
+import anki
+import anki.storage
+
+class CollectionTestBase(unittest.TestCase):
+    """Parent class for tests that need a collection set up and torn down."""
+
+    def setUp(self):
+        self.temp_dir = tempfile.mkdtemp()
+        self.collection_path = os.path.join(self.temp_dir, 'collection.anki2');
+        self.collection = anki.storage.Collection(self.collection_path)
+
+    def tearDown(self):
+        self.collection.close()
+        self.collection = None
+        shutil.rmtree(self.temp_dir)
+
+class CollectionHandlerGroupTest(CollectionTestBase):
+    def setUp(self):
+        super(CollectionHandlerGroupTest, self).setUp()
+        self.handler = CollectionHandlerGroup()
+
+    def execute(self, name, data):
+        ids = ['collection_name']
+        func = getattr(self.handler, name)
+        return func(self.collection, data, ids)
+
+    def test_list_decks(self):
+        data = {}
+        ret = self.execute('list_decks', data)
+
+        # It contains only the 'Default' deck
+        self.assertEqual(len(ret), 1)
+        self.assertEqual(ret[0]['name'], 'Default')
+
+    def test_select_deck(self):
+        data = {'deck_id': '1'}
+        ret = self.execute('select_deck', data)
+        self.assertEqual(ret, None);
+
+class DeckHandlerGroupTest(CollectionTestBase):
+    def setUp(self):
+        super(DeckHandlerGroupTest, self).setUp()
+        self.handler = DeckHandlerGroup()
+
+    def execute(self, name, data):
+        ids = ['collection_name', '1']
+        func = getattr(self.handler, name)
+        return func(self.collection, data, ids)
+
+    def test_next_card(self):
+        ret = self.execute('next_card', {})
+        self.assertEqual(ret, None)
+
+        # TODO: add a note programatically
+
+
+
+if __name__ == '__main__':
+    unittest.main()
+