/usr/lib/mysql-testsuite/t/mysqld--defaults-file.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 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | # BUG#58455
# Starting mysqld with defaults file without extension cause
# segmentation fault
source include/not_embedded.inc;
source include/not_windows.inc;
# All these tests refer to configuration files that do not exist
--error 1
exec $MYSQLD --defaults-file=/path/with/no/extension --print-defaults 2>&1;
--error 1
exec $MYSQLD --defaults-file=/path/with.ext --print-defaults 2>&1;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
--error 1
exec $MYSQLD --defaults-file=relative/path/with.ext --print-defaults 2>&1;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
--error 1
exec $MYSQLD --defaults-file=relative/path/without/extension --print-defaults 2>&1;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
--error 1
exec $MYSQLD --defaults-file=with.ext --print-defaults 2>&1;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
--error 1
exec $MYSQLD --defaults-file=no_extension --print-defaults 2>&1;
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