Fix the Behat tests for the latest filter changes.

tests/behat/behat_filter_jmol.php

@@ -56,4 +56,15 @@ class behat_filter_jmol extends behat_base {
         $generator->create_module('label', array('course' => $courseid, 'intro' => $link));
 
     }
+
+    /**
+     * Switch to the first JMOL iframe on the page.
+     *
+     * @When /^I switch to the jmol iframe$/
+     */
+    public function switch_to_jmol_iframe() {
+        $iframe = $this->find('xpath', '//iframe[starts-with(@id, "iframe") and contains(@src, "/filter/jmol/iframe.php")]');
+        $generalcontext = behat_context_helper::get('behat_general');
+        $generalcontext->switch_to_iframe($iframe->getAttribute('id'));
+    }
 }

tests/behat/jsmol_filter.feature

@@ -17,5 +17,8 @@ Feature: Display molecules inline
   @javascript
   Scenario: Test the filter
     When I follow "Course 1"
+    And I switch to the jmol iframe
+    And I click on "#jmolApplet0_coverdiv" "css_element"
     Then "//canvas[starts-with(@id, 'jmol')]" "xpath_element" should exist
-    And I set the field "jmolMenu0" to "Spacefill"
+    And I set the field "display" to "Spacefill"
+    And I switch to the main frame