line %   coverage    condition
12   100             $args{'name'} || 'default'
         A   dec
         0   0
         1   1
				
13   100             $args{'value'} || ''
         A   dec
         0   0
         1   1

14   67              $args{'chars'} || qr/^[a-z]+$/
         A   B   dec
         0   0   0
         0   1   1
         1   X   1