# HG changeset patch
# User Nicholas Jillings <nicholas.jillings@mail.bcu.ac.uk>
# Date 1461075959 -3600
# Node ID 6893f2930849f3b2ba8dc3dcec0fc4f87d9b9ec8
# Parent  30c012132427a85030fd74a106ebab687470f181
If there are no surveys it would silently fail. Now shows the get data buttons.

diff -r 30c012132427 -r 6893f2930849 analysis/analysis.js
--- a/analysis/analysis.js	Tue Apr 19 14:58:40 2016 +0100
+++ b/analysis/analysis.js	Tue Apr 19 15:25:59 2016 +0100
@@ -774,7 +774,14 @@
                     break;
             }
         }
-        for (var survey_entry of specification.preTest.options.concat(specification.postTest.options)) {
+        var options = [];
+        if(specification.preTest) {
+            options = options.concat(specification.preTest.options);
+        }
+        if (specification.postTest) {
+            options = options.concat(specification.postTest.options);
+        }
+        for (var survey_entry of options) {
             switch(survey_entry.type) {
                 case "number":
                 case "radio":