From fb3726873f9dd6d7319388a1a5e472042098248b Mon Sep 17 00:00:00 2001
From: Ian Coleman <coleman.ian@gmail.com>
Date: Tue, 23 Aug 2016 18:25:38 +1000
Subject: Test order is randomized

---
 tests.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tests.js b/tests.js
index a04137f..bacaec0 100644
--- a/tests.js
+++ b/tests.js
@@ -56,6 +56,21 @@ function next() {
     }
 }
 
+/**
+ * Randomize array element order in-place.
+ * Using Durstenfeld shuffle algorithm.
+ * See http://stackoverflow.com/a/12646864
+ */
+function shuffle(array) {
+    for (var i = array.length - 1; i > 0; i--) {
+        var j = Math.floor(Math.random() * (i + 1));
+        var temp = array[i];
+        array[i] = array[j];
+        array[j] = temp;
+    }
+    return array;
+}
+
 tests = [
 
 // Page loads with status of 'success'
@@ -602,4 +617,5 @@ page.open(url, function(status) {
 ];
 
 console.log("Running tests...");
+tests = shuffle(tests);
 next();
-- 
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