This one is a follow up issue on https://tracker.moodle.org/browse/MDL-70070

In 3.9,  we are getting following warnings. Looks like actual data providers haven't been renamed in https://github.com/moodle/moodle/blob/MOODLE_39_STABLE/calendar/tests/externallib_test.php#L2702 and https://github.com/moodle/moodle/blob/MOODLE_39_STABLE/message/tests/api_test.php#L6446
 
There were 5 warnings:
 
1) Warning
The data provider specified for core_calendar_externallib_testcase::test_get_calendar_event_by_id_prevent_read_other_users_events is invalid.
Method get_calendar_event_by_id_prevent_read_other_users_events_data_provider does not exist
 
phpvfscomposer:///var/www/site/vendor/phpunit/phpunit/phpunit:60
 
To re-run:
vendor/bin/phpunit "PHPUnit\Framework\WarningTestCase" vendor/phpunit/phpunit/src/Framework/WarningTestCase.php
 
2) Warning
The data provider specified for core_calendar_externallib_testcase::test_delete_other_users_events is invalid.
Method edit_or_delete_other_users_events_data_provider does not exist
 
phpvfscomposer:///var/www/site/vendor/phpunit/phpunit/phpunit:60
 
To re-run:
vendor/bin/phpunit "PHPUnit\Framework\WarningTestCase" vendor/phpunit/phpunit/src/Framework/WarningTestCase.php
 
3) Warning
The data provider specified for core_calendar_externallib_testcase::test_edit_other_users_events is invalid.
Method edit_or_delete_other_users_events_data_provider does not exist
 
phpvfscomposer:///var/www/site/vendor/phpunit/phpunit/phpunit:60
 
To re-run:
vendor/bin/phpunit "PHPUnit\Framework\WarningTestCase" vendor/phpunit/phpunit/src/Framework/WarningTestCase.php
 
4) Warning
The data provider specified for core_message_api_testcase::test_get_conversation_counts is invalid.
Method get_conversation_counts_test_cases does not exist
 
phpvfscomposer:///var/www/site/vendor/phpunit/phpunit/phpunit:60
 
To re-run:
vendor/bin/phpunit "PHPUnit\Framework\WarningTestCase" vendor/phpunit/phpunit/src/Framework/WarningTestCase.php
 
5) Warning
The data provider specified for core_message_api_testcase::test_get_unread_conversation_counts is invalid.
Method get_conversation_counts_test_cases does not exist
 
phpvfscomposer:///var/www/site/vendor/phpunit/phpunit/phpunit:60