require args

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
print expected return value in name

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
check a false value

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
cleanup some output

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
test with params

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>
don't show a pass of undef when no parameters passed

Signed-off-by: Caleb Cushing <xenoterracide@gmail.com>