# in a file: funlib.t package main; use strict; use warnings; use Test::More tests => 6; BEGIN { use_ok("FunLib",':all'); } { my $result = 0; my @nums = (10, 20, 30, 40, 50); $result = sum(@nums); is($result, 150, "sum: Test summing an array"); my $degrees = 20; my $radius = 4; $result = circle_sector_area($radius, $degrees); is($result, 0.139626340159546, "circle_sector_area test"); is(PI, 3.14159265358979, "Test value of PI constant"); is($level, 10, "Test global level value"); $level = 20; is($level, 20, "Test global level change"); }