Fix problem with allowedfuncs in tests

2 files changed, 2 insertions, 2 deletions

diff --git a/tests/helper.php b/tests/helper.php
index e0f0381..680b359 100644
--- a/tests/helper.php
+++ b/tests/helper.php
@@ -83,7 +83,7 @@ class qtype_algebra_test_helper extends question_test_helper {
         $qdata->options->nchecks = '10';
         $qdata->options->tolerance = 0.001;
         $qdata->options->disallow = '';
-        $qdata->options->allowedfuncs = '';
+        $qdata->options->allowedfuncs = array();
         $qdata->options->answerprefix = '';
         $qdata->options->answers = array(
             13 => new question_answer(13, '7*x', 1.0, 'This is a very good answer.', FORMAT_HTML),
diff --git a/tests/questiontype_test.php b/tests/questiontype_test.php
index ee19d6b..d9ce497 100644
--- a/tests/questiontype_test.php
+++ b/tests/questiontype_test.php
@@ -114,7 +114,7 @@ class qtype_algebra_test extends advanced_testcase {
         }
 
         foreach ($questiondata->options as $optionname => $value) {
-            if ($optionname != 'answers') {
+            if (!in_array($optionname, array('answers', 'variables'))) {
                 $this->assertAttributeEquals($value, $optionname, $actualquestiondata->options);
             }
         }