diff --git a/lib/ace/edit_session_test.js b/lib/ace/edit_session_test.js
index 07d6b375..68581679 100644
--- a/lib/ace/edit_session_test.js
+++ b/lib/ace/edit_session_test.js
@@ -1007,6 +1007,16 @@ module.exports = {
         session.documentToScreenPosition(2,0);
         assertArray(session.$docRowCache, [1,2]);
         assertArray(session.$screenRowCache, [1,2]);
+    },
+
+    "test annotations": function() {
+        var session = new EditSession([]),
+            annotation = {row: 0, type: 'info', text: "This is a test."};
+
+        session.clearAnnotations();
+        assertArray(session.getAnnotations(), []);
+        session.setAnnotations([annotation]);
+        assertArray(session.getAnnotations(), [annotation]);
     }
 };