Failed PHPunit tests on Moodle 4.0. auth_saml2\event\cert_regenerated Object (...)

[sumaiyamannan]

What happened?
PHPUnit tests fail after changes on 16 Dec from moodle upstream

Error received:

There was 1 failure:

1. tool_admin_presets\local\action\export_test::test_export_execute with data set "Export settings and plugins, excluding sensible" (false)
   Failed asserting that auth_saml2\event\cert_regenerated Object (...) is an instance of class "\tool_admin_presets\event\preset_exported".

/var/www/html/admin/tool/admin_presets/tests/local/action/export_test.php:151
/var/www/html/lib/phpunit/classes/advanced_testcase.php:80
phpvfscomposer:///var/www/html/vendor/phpunit/phpunit/phpunit:91

What you expected:
The PHPUnit test should have passed.

[danmarsden]

this one seems to have resolved itself.