diff -r 000000000000 -r 6474c204b198 mobile/android/tests/background/junit3/src/sync/helpers/ExpectManyStoredDelegate.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/tests/background/junit3/src/sync/helpers/ExpectManyStoredDelegate.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,48 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+package org.mozilla.gecko.background.sync.helpers;
+
+import static junit.framework.Assert.assertEquals;
+import static junit.framework.Assert.assertTrue;
+
+import java.util.HashSet;
+import java.util.concurrent.atomic.AtomicLong;
+
+import junit.framework.AssertionFailedError;
+
+import org.mozilla.gecko.sync.repositories.domain.Record;
+
+public class ExpectManyStoredDelegate extends DefaultStoreDelegate {
+  HashSet<String> expectedGUIDs;
+  AtomicLong stored;
+
+  public ExpectManyStoredDelegate(Record[] records) {
+    HashSet<String> s = new HashSet<String>();
+    for (Record record : records) {
+      s.add(record.guid);
+    }
+    expectedGUIDs = s;
+    stored = new AtomicLong(0);
+  }
+
+  @Override
+  public void onStoreCompleted(long storeEnd) {
+    try {
+      assertEquals(expectedGUIDs.size(), stored.get());
+      performNotify();
+    } catch (AssertionFailedError e) {
+      performNotify(e);
+    }
+  }
+
+  @Override
+  public void onRecordStoreSucceeded(String guid) {
+    try {
+      assertTrue(expectedGUIDs.contains(guid));
+    } catch (AssertionFailedError e) {
+      performNotify(e);
+    }
+    stored.incrementAndGet();
+  }
+}