This test checks whether all tests still pass when the optional test prerequisites for the test are not present.
This is done by using Test::Without::Module to rerun the test while excluding the optional prerequisite.
To install DBD::WMI, copy and paste the appropriate command in to your terminal.
cpanm
cpanm DBD::WMI
CPAN shell
perl -MCPAN -e shell install DBD::WMI
For more information on module installation, please visit the detailed CPAN module installation guide.