diff --git a/test/test-later.js b/test/test-later.js
new file mode 100644
index 0000000..26ccb77
--- /dev/null
+++ b/test/test-later.js
@@ -0,0 +1,17 @@
+port(DIR.IP('http://localhost:10001'))
+// collector task
+later(1000, function () {
+  var tuples = inp(['SURVEY',_],true)||[];
+  log('Got '+tuples.length+' surveys');
+  if (tuples.length) {
+    csv.write('surveys.csv',_,pluck(tuples,1));
+  }
+  return true;
+});
+
+// test only
+later(2000, function () {
+  out(['SURVEY',{from:'test',answer:'yes'}]);
+  out(['SURVEY',{from:'test',answer:'no'}]);
+})
+start()