From db24690d9b9fca5c03204dce33b94d67f28758f6 Mon Sep 17 00:00:00 2001
From: Kegan Dougal <kegan@matrix.org>
Date: Thu, 9 Feb 2017 13:37:47 +0000
Subject: [PATCH] Fix broken tests

---
 src/sync.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sync.js b/src/sync.js
index ef1150af9..8931ec92e 100644
--- a/src/sync.js
+++ b/src/sync.js
@@ -552,7 +552,7 @@ SyncApi.prototype._sync = function(syncOptions) {
         // If there's an accumulator then the first HTTP response is actually the
         // accumulated data. We don't want to accumulate the same thing twice, so
         // only accumulate if this isn't a cached response.
-        if (!isCachedResponse) {
+        if (self.opts.syncAccumulator && !isCachedResponse) {
             self.opts.syncAccumulator.accumulateRooms(data);
         }