1use Test::More;
2use strict; use warnings FATAL => 'all';
3
4use List::Objects::WithUtils 'array';
5
6my $arr = array( 1 .. 7 );
7my $before = $arr->items_before(sub { $_ == 4 });
8is_deeply
9  [ $before->all ],
10  [ 1 .. 3 ],
11  'items_before ok';
12
13ok array->items_before(sub { $_ == 4 })->is_empty,
14  'empty array items_before ok';
15
16$before = array(1..3)->items_before(sub { $_ == 1 });
17ok $before->is_empty, 'non-matching items_before ok'
18  or diag explain $before;
19
20done_testing;
21