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use Mojo::Base -strict;
use Test::More;
use Mojo::ByteStream qw(b);
use Mojo::Collection qw(c);
use Mojo::JSON qw(encode_json);
subtest 'Array' => sub {
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';
};
subtest 'Tap into method chain' => sub {
is_deeply c(1, 2, 3)->tap(sub { $_->[1] += 2 })->to_array, [1, 4, 3], 'right result';
};
subtest 'compact' => sub {
is_deeply c(undef, 0, 1, '', 2, 3)->compact->to_array, [0, 1, 2, 3], 'right result';
is_deeply c(3, 2, 1)->compact->to_array, [3, 2, 1], 'right result';
is_deeply c()->compact->to_array, [], 'right result';
};
subtest 'flatten' => sub {
is_deeply c(1, 2, [3, 4], 5, c(6, 7))->flatten->to_array, [1, 2, 3, 4, 5, 6, 7], 'right result';
is_deeply c(undef, 1, [2, {}, [3, c(4, 5)]], undef, 6)->flatten->to_array, [undef, 1, 2, {}, 3, 4, 5, undef, 6],
'right result';
};
subtest 'each' => sub {
my $collection = c(3, 2, 1);
is_deeply [$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';
};
subtest 'first' => sub {
my $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(qr/[1-4]/), 4, 'right result';
is $collection->first(sub { ref $_ eq 'CODE' }), undef, 'no result';
$collection = c(c(1, 2, 3), c(4, 5, 6), c(7, 8, 9));
is_deeply $collection->first(first => sub { $_ == 5 })->to_array, [4, 5, 6], 'right result';
$collection = c();
is $collection->first, undef, 'no result';
is $collection->first(sub {defined}), undef, 'no result';
};
subtest 'last' => sub {
is c(5, 4, 3)->last, 3, 'right result';
is c(5, 4, 3)->reverse->last, 5, 'right result';
is c()->last, undef, 'no result';
};
subtest 'grep' => sub {
my $collection = c(1, 2, 3, 4, 5, 6, 7, 8, 9);
is_deeply $collection->grep(qr/[6-9]/)->to_array, [6, 7, 8, 9], 'right elements';
is_deeply $collection->grep(sub {/[6-9]/})->to_array, [6, 7, 8, 9], 'right elements';
is_deeply $collection->grep(sub { $_ > 5 })->to_array, [6, 7, 8, 9], 'right elements';
is_deeply $collection->grep(sub { $_ < 5 })->to_array, [1, 2, 3, 4], 'right elements';
is_deeply $collection->grep(sub { shift == 5 })->to_array, [5], 'right elements';
is_deeply $collection->grep(sub { $_ < 1 })->to_array, [], 'no elements';
is_deeply $collection->grep(sub { $_ > 9 })->to_array, [], 'no elements';
$collection = c(c(1, 2, 3), c(4, 5, 6), c(7, 8, 9));
is_deeply $collection->grep(first => sub { $_ >= 5 })->flatten->to_array, [4, 5, 6, 7, 8, 9], 'right result';
};
subtest 'join' => sub {
my $collection = c(1, 2, 3);
is $collection->join, '123', 'right result';
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';
};
subtest 'map' => sub {
my $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';
$collection = c(c(1, 2, 3), c(4, 5, 6), c(7, 8, 9));
is $collection->map('reverse')->map(join => "\n")->join("\n"), "3\n2\n1\n6\n5\n4\n9\n8\n7", 'right result';
is $collection->map(join => '-')->join("\n"), "1-2-3\n4-5-6\n7-8-9", 'right result';
};
subtest 'reverse' => sub {
my $collection = c(3, 2, 1);
is_deeply $collection->reverse->to_array, [1, 2, 3], 'right order';
$collection = c(3);
is_deeply $collection->reverse->to_array, [3], 'right order';
$collection = c();
is_deeply $collection->reverse->to_array, [], 'no elements';
};
subtest 'shuffle' => sub {
my $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->to_array, [], 'no elements';
};
subtest 'size' => sub {
my $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';
};
subtest 'reduce' => sub {
my $collection = c(2, 5, 4, 1);
is $collection->reduce(sub { $a + $b }), 12, 'right result';
is $collection->reduce(sub { $a + $b }, 5), 17, 'right result';
is c()->reduce(sub { $a + $b }), undef, 'no result';
};
subtest 'sort' => sub {
my $collection = c(2, 5, 4, 1);
is_deeply $collection->sort->to_array, [1, 2, 4, 5], 'right order';
is_deeply $collection->sort(sub { $b cmp $a })->to_array, [5, 4, 2, 1], 'right order';
is_deeply $collection->sort(sub { $_[1] cmp $_[0] })->to_array, [5, 4, 2, 1], 'right order';
$collection = c(qw(Test perl Mojo));
is_deeply $collection->sort(sub { uc(shift) cmp uc(shift) })->to_array, [qw(Mojo perl Test)], 'right order';
$collection = c();
is_deeply $collection->sort->to_array, [], 'no elements';
is_deeply $collection->sort(sub { $a cmp $b })->to_array, [], 'no elements';
};
subtest 'uniq' => sub {
my $collection = c(1, 2, 3, 2, 3, 4, 5, 4);
is_deeply $collection->uniq->to_array, [1, 2, 3, 4, 5], 'right result';
is_deeply $collection->uniq->reverse->uniq->to_array, [5, 4, 3, 2, 1], 'right result';
$collection = c([1, 2, 3], [3, 2, 1], [3, 1, 2]);
is_deeply $collection->uniq(sub { $_->[1] }), [[1, 2, 3], [3, 1, 2]], 'right result';
$collection = c(c(1, 2), c(1, 2), c(2, 1));
is_deeply $collection->uniq(join => ',')->flatten->to_array, [1, 2, 2, 1], 'right result';
$collection = c(undef, '', 3, 2, 1, 0);
is_deeply $collection->uniq->to_array, [undef, 3, 2, 1, 0], 'right result';
$collection = c(undef, '', 3, 2, 1, 0);
is_deeply $collection->uniq(sub {$_})->to_array, [undef, 3, 2, 1, 0], 'right result';
};
subtest 'TO_JSON' => sub {
is encode_json(c(1, 2, 3)), '[1,2,3]', 'right result';
};
subtest 'head' => sub {
my $collection = c(1, 2, 5, 4, 3);
is_deeply $collection->head(0)->to_array, [], 'right result';
is_deeply $collection->head(1)->to_array, [1], 'right result';
is_deeply $collection->head(2)->to_array, [1, 2], 'right result';
is_deeply $collection->head(-1)->to_array, [1, 2, 5, 4], 'right result';
is_deeply $collection->head(-3)->to_array, [1, 2], 'right result';
is_deeply $collection->head(5)->to_array, [1, 2, 5, 4, 3], 'right result';
is_deeply $collection->head(6)->to_array, [1, 2, 5, 4, 3], 'right result';
is_deeply $collection->head(-5)->to_array, [], 'right result';
is_deeply $collection->head(-6)->to_array, [], 'right result';
};
subtest 'tail' => sub {
my $collection = c(1, 2, 5, 4, 3);
is_deeply $collection->tail(0)->to_array, [], 'right result';
is_deeply $collection->tail(1)->to_array, [3], 'right result';
is_deeply $collection->tail(2)->to_array, [4, 3], 'right result';
is_deeply $collection->tail(-1)->to_array, [2, 5, 4, 3], 'right result';
is_deeply $collection->tail(-3)->to_array, [4, 3], 'right result';
is_deeply $collection->tail(5)->to_array, [1, 2, 5, 4, 3], 'right result';
is_deeply $collection->tail(6)->to_array, [1, 2, 5, 4, 3], 'right result';
is_deeply $collection->tail(-5)->to_array, [], 'right result';
is_deeply $collection->tail(-6)->to_array, [], 'right result';
};
done_testing();
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