/usr/lib/mysql-testsuite/t/overflow.test is in percona-server-test-5.6 5.6.22-rel71.0-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | # Save the initial number of concurrent sessions
--source include/count_sessions.inc
connect (con1,localhost,root,,);
connection con1;
--error ER_PARSE_ERROR,ER_TOO_LONG_IDENT,ER_WRONG_NAME_FOR_INDEX
drop database AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA;
connection default;
disconnect con1;
# End of 4.1 tests
# Wait till we reached the initial number of concurrent sessions
--source include/wait_until_count_sessions.inc
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