From 99ba3f09c8ce4477405d88a2c78bc7d31da2a0bf Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Sun, 12 Sep 2010 12:21:39 +0900
Subject: [PATCH] catch missing facts at end of sync

---
 anki/sync.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/anki/sync.py b/anki/sync.py
index 8abe25914..4bc60e768 100644
--- a/anki/sync.py
+++ b/anki/sync.py
@@ -206,6 +206,12 @@ class SyncTools(object):
         self.rebuildPriorities(cardIds)
         # rebuild due counts
         self.deck.rebuildCounts(full=False)
+        assert self.missingFacts() == 0
+
+    def missingFacts(self):
+        return self.deck.s.scalar(
+            "select count() from cards where factId "+
+                "not in (select id from facts)");
 
     def rebuildPriorities(self, cardIds, suspend=[]):
         self.deck.updateAllPriorities(partial=True, dirty=False)