diff -r cf7b221238fd -r 5e93f5e5f8f9 cms/app-client/tests/unit/helpers/popularity-test.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/app-client/tests/unit/helpers/popularity-test.js	Tue Jun 07 12:00:40 2016 +0200
@@ -0,0 +1,10 @@
+import { popularity } from 'app-client/helpers/popularity';
+import { module, test } from 'qunit';
+
+module('Unit | Helper | popularity');
+
+// Replace this with your real tests.
+test('it works', function(assert) {
+    let result = popularity([42]);
+    assert.ok(result);
+});