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use Test::More;
use strict; use warnings FATAL => 'all';
use List::Objects::WithUtils 'hash', 'array';
my $hr = hash(
a => 1,
b => 1,
c => 2,
d => 3,
);
my $inv = $hr->inverted;
ok $inv->keys->count == 3, 'correct key count in inverted hash'
or diag explain $hr;
for my $idx (1,2,3) {
ok $inv->get($idx)->does('List::Objects::WithUtils::Role::Array'),
"key $idx isa array obj";
ok $inv->get($idx)->has_any, "key $idx has elements";
}
is_deeply
+{ map {; $_ => 1 } $inv->get(1)->all },
+{ map {; $_ => 1 } qw/a b/ },
'inverted multiples ok';
is_deeply
[ $inv->get(2)->export ],
[ 'c' ],
'inverted single ok';
is_deeply
[ $inv->get(3)->export ],
[ 'd' ],
'inverted single ok (2)';
done_testing
|
