/usr/lib/mysql-testsuite/r/slave-stopped.result is in percona-xtradb-cluster-testsuite-5.5 5.5.34-25.9+dfsg-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | show status like 'Slave_running';
Variable_name Value
Slave_running OFF
|