EOF
check "$expected" "$actual"
-if test -w /dev/tty && (printf '' >/dev/tty) 2>/dev/null; then
+if test -t 1 && (printf '' >/dev/tty) 2>/dev/null; then
# Produce no standard output if no messages match and standard
# output is a tty. To test that even when run with stdout
# detached, write directly to /dev/tty. Can't capture the