There were 2 errors:

1) auth_db_testcase::test_clean_data

moodle_exception: Could not connect to the specified authentication database...

/home/jun/moodles/integrationmaster_sqlsrv/moodle/lib/setuplib.php:482

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/auth.php:522

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/auth.php:297

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/tests/db_test.php:433

/home/jun/moodles/integrationmaster_sqlsrv/moodle/lib/phpunit/classes/advanced_testcase.php:80

To re-run:

 vendor/bin/phpunit auth_db_testcase auth/db/tests/db_test.php

2) auth_db_testcase::test_deleting_with_many_users

moodle_exception: Could not connect to the specified authentication database...

/home/jun/moodles/integrationmaster_sqlsrv/moodle/lib/setuplib.php:482

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/auth.php:522

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/auth.php:297

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/tests/db_test.php:477

/home/jun/moodles/integrationmaster_sqlsrv/moodle/lib/phpunit/classes/advanced_testcase.php:80

To re-run:

 vendor/bin/phpunit auth_db_testcase auth/db/tests/db_test.php

--

There were 2 failures:

1) auth_db_testcase::test_plugin

Failed asserting that false is an instance of class "ADORecordSet".

/home/jun/moodles/integrationmaster_sqlsrv/moodle/auth/db/tests/db_test.php:181

/home/jun/moodles/integrationmaster_sqlsrv/moodle/lib/phpunit/classes/advanced_testcase.php:80

To re-run:

 vendor/bin/phpunit auth_db_testcase auth/db/tests/db_test.php

2) enrol_database_testcase::test_sync_user_enrolments

Failed asserting that 0 matches expected 2.

/home/jun/moodles/integrationmaster_sqlsrv/moodle/enrol/database/tests/sync_test.php:256

/home/jun/moodles/integrationmaster_sqlsrv/moodle/lib/phpunit/classes/advanced_testcase.php:80

To re-run:

 vendor/bin/phpunit enrol_database_testcase enrol/database/tests/sync_test.php

ERRORS!

Tests: 9044, Assertions: 91019, Errors: 2, Failures: 2, Skipped: 87.