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use Mojo::Base -strict;
use Test::More tests => 50;
# "'What are you lookin at?' - the innocent words of a drunken child."
use Mojo::Collection 'c';
# Array
is c(1, 2, 3)->[1], 2, 'right result';
is_deeply [@{c(3, 2, 1)}], [3, 2, 1], 'right result';
my $collection = c(1, 2);
push @$collection, 3, 4, 5;
is_deeply [@$collection], [1, 2, 3, 4, 5], 'right result';
# each
$collection = c(3, 2, 1);
is_deeply [$collection->each], [3, 2, 1], 'right elements';
$collection = c([3], [2], [1]);
my @results;
$collection->each(sub { push @results, $_->[0] });
is_deeply \@results, [3, 2, 1], 'right elements';
@results = ();
$collection->each(sub { push @results, shift->[0], shift });
is_deeply \@results, [3, 1, 2, 2, 1, 3], 'right elements';
# first
$collection = c(5, 4, [3, 2], 1);
is $collection->first, 5, 'right result';
is_deeply $collection->first(sub { ref $_ eq 'ARRAY' }), [3, 2],
'right result';
is $collection->first(sub { shift() < 5 }), 4, 'right result';
is $collection->first(sub { ref $_ eq 'CODE' }), undef, 'no result';
$collection = c();
is $collection->first, undef, 'no result';
is $collection->first(sub { defined $_ }), undef, 'no result';
# grep
$collection = c(1, 2, 3, 4, 5, 6, 7, 8, 9);
is_deeply [$collection->grep(sub { $_ > 5 })->each], [6, 7, 8, 9],
'right elements';
is_deeply [$collection->grep(sub { $_ < 5 })->each], [1, 2, 3, 4],
'right elements';
is_deeply [$collection->grep(sub { shift == 5 })->each], [5], 'right elements';
is_deeply [$collection->grep(sub { $_ < 1 })->each], [], 'no elements';
is_deeply [$collection->grep(sub { $_ > 9 })->each], [], 'no elements';
# join
$collection = c(1, 2, 3);
is $collection->join(''), '123', 'right result';
is $collection->join('---'), '1---2---3', 'right result';
is $collection->join("\n"), "1\n2\n3", 'right result';
is $collection->join('/')->url_escape, '1%2F2%2F3', 'right result';
$collection = c(c(1, 2, 3), c(3, 2, 1));
is $collection->join(''), "1\n2\n33\n2\n1", 'right result';
# map
$collection = c(1, 2, 3);
is $collection->map(sub { $_ + 1 })->join(''), '234', 'right result';
is_deeply [@$collection], [1, 2, 3], 'right elements';
is $collection->map(sub { shift() + 2 })->join(''), '345', 'right result';
is_deeply [@$collection], [1, 2, 3], 'right elements';
# reverse
$collection = c(3, 2, 1);
is_deeply [$collection->reverse->each], [1, 2, 3], 'right order';
$collection = c(3);
is_deeply [$collection->reverse->each], [3], 'right order';
$collection = c();
is_deeply [$collection->reverse->each], [], 'no elements';
# shuffle
$collection = c(0 .. 10000);
my $random = $collection->shuffle;
is $collection->size, $random->size, 'same number of elements';
isnt "@$collection", "@$random", 'different order';
is_deeply [c()->shuffle->each], [], 'no elements';
# size
$collection = c();
is $collection->size, 0, 'right size';
$collection = c(undef);
is $collection->size, 1, 'right size';
$collection = c(23);
is $collection->size, 1, 'right size';
$collection = c([2, 3]);
is $collection->size, 1, 'right size';
$collection = c(5, 4, 3, 2, 1);
is $collection->size, 5, 'right size';
# sort
$collection = c(2, 5, 4, 1);
is_deeply [$collection->sort->each], [1, 2, 4, 5], 'right order';
is_deeply [$collection->sort(sub { $_[1] cmp $_[0] })->each], [5, 4, 2, 1],
'right order';
$collection = c(qw(Test perl Mojo));
is_deeply [$collection->sort(sub { uc(shift) cmp uc(shift) })->each],
[qw(Mojo perl Test)], 'right order';
$collection = c();
is_deeply [$collection->sort->each], [], 'no elements';
is_deeply [$collection->sort(sub { $_[1] cmp $_[0] })->each], [],
'no elements';
# slice
$collection = c(1, 2, 3, 4, 5, 6, 7, 10, 9, 8);
is_deeply [$collection->slice(0)->each], [1], 'right result';
is_deeply [$collection->slice(1)->each], [2], 'right result';
is_deeply [$collection->slice(2)->each], [3], 'right result';
is_deeply [$collection->slice(-1)->each], [8], 'right result';
is_deeply [$collection->slice(-3, -5)->each], [10, 6], 'right result';
is_deeply [$collection->slice(1, 2, 3)->each], [2, 3, 4], 'right result';
is_deeply [$collection->slice(6, 1, 4)->each], [7, 2, 5], 'right result';
is_deeply [$collection->slice(6 .. 9)->each], [7, 10, 9, 8], 'right result';
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