1) core\db\plugin_checks_test::test_db_install_file with data set "mod_questionnaire" ('mod_questionnaire', 'mod', 'questionnaire', '/var/www/moodle-405/mod/questionnaire')
XMLDB structure does not match the install.xml file in /var/www/moodle-405/mod/questionnaire/db/install.xml
Failed asserting that two DOM documents are equal.
--- Expected
+++ Actual
@@ @@
         <KEY FIELDS="id" NAME="primary" TYPE="primary"/>
       </KEYS>
       <INDEXES>
-        <INDEX FIELDS="surveyid,deleted" NAME="quest_question_sididx" UNIQUE="false"/>
+        <INDEX FIELDS="surveyid, deleted" NAME="quest_question_sididx" UNIQUE="false"/>
       </INDEXES>
     </TABLE>
     <TABLE COMMENT="questionnaire_quest_choice table retrofitted from MySQL" NAME="questionnaire_quest_choice">

/var/www/moodle-405/lib/tests/db/plugin_checks_test.php:55
/var/www/moodle-405/lib/phpunit/classes/basic_testcase.php:64

FAILURES!
Tests: 449, Assertions: 86, Failures: 1.