expect_pass "$test" "Usage:\\s+kill pid ...\\s+Send SIGTERM to every process listed.\\r\\s+kill signal pid ...\\s+Send a signal to every process listed.\\r\\s+kill -s signal pid ...\\s+Send a signal to every process listed.\\r\\s+kill -l\\s+List all signal names.\\r\\s+kill -L\\s+List all signal names in a nice table.\\r\\s+kill -l signal\\s+Convert between signal numbers and names."