use strict;
use warnings;
use Test::More;
use Test::Fatal;
use Moose::Util::TypeConstraints;
is( exception {
subtype 'MySpecialHash' => as 'HashRef[Int]';
}, undef, '... created the subtype special okay' );
{
my $t = find_type_constraint('MySpecialHash');
isa_ok($t, 'Moose::Meta::TypeConstraint');
is($t->name, 'MySpecialHash', '... name is correct');
my $p = $t->parent;
isa_ok($p, 'Moose::Meta::TypeConstraint::Parameterized');
isa_ok($p, 'Moose::Meta::TypeConstraint');
is($p->name, 'HashRef[Int]', '... parent name is correct');
ok($t->check({ one => 1, two => 2 }), '... validated {one=>1, two=>2} correctly');
ok(!$t->check({ one => "ONE", two => "TWO" }), '... validated it correctly');
ok( $t->equals($t), "equals to self" );
ok( !$t->equals( $t->parent ), "not equal to parent" );
ok( $t->parent->equals( $t->parent ), "parent equals to self" );
ok( !$t->is_a_type_of("ThisTypeDoesNotExist"), "not a non existant type" );
ok( !$t->is_subtype_of("ThisTypeDoesNotExist"), "not a subtype of a non existant type" );
}
is( exception {
subtype 'MySpecialHashExtended'
=> as 'HashRef[Int]'
=> where {
# all values are less then 10
(scalar grep { $_ < 10 } values %{$_}) ? 1 : undef
};
}, undef, '... created the subtype special okay' );
{
my $t = find_type_constraint('MySpecialHashExtended');
isa_ok($t, 'Moose::Meta::TypeConstraint');
is($t->name, 'MySpecialHashExtended', '... name is correct');
my $p = $t->parent;
isa_ok($p, 'Moose::Meta::TypeConstraint::Parameterized');
isa_ok($p, 'Moose::Meta::TypeConstraint');
is($p->name, 'HashRef[Int]', '... parent name is correct');
ok($t->check({ one => 1, two => 2 }), '... validated it correctly');
ok(!$t->check({ zero => 10, one => 11, two => 12 }), '... validated { zero => 10, one => 11, two => 12 } correctly');
ok(!$t->check({ one => "ONE", two => "TWO" }), '... validated it correctly');
}
is( exception {
subtype 'MyNonSpecialHash'
=> as "HashRef"
=> where { keys %$_ == 3 };
}, undef );
{
my $t = find_type_constraint('MyNonSpecialHash');
isa_ok($t, 'Moose::Meta::TypeConstraint');
isa_ok($t, 'Moose::Meta::TypeConstraint::Parameterizable');
ok( $t->check({ one => 1, two => "foo", three => [] }), "validated" );
ok( !$t->check({ one => 1 }), "failed" );
}
{
my $t = Moose::Util::TypeConstraints::find_or_parse_type_constraint('MyNonSpecialHash[Int]');
isa_ok($t, 'Moose::Meta::TypeConstraint');
ok( $t->check({ one => 1, two => 2, three => 3 }), "validated" );
ok( !$t->check({ one => 1, two => "foo", three => [] }), "failed" );
ok( !$t->check({ one => 1 }), "failed" );
}
{
## Because to throw errors in M:M:Parameterizable needs Moose loaded in
## order to throw errors. In theory the use Moose belongs to that class
## but when I put it there causes all sorts or trouble. In theory this is
## never a real problem since you are likely to use Moose somewhere when you
## are creating type constraints.
use Moose ();
my $MyArrayRefInt = subtype 'MyArrayRefInt',
as 'ArrayRef[Int]';
my $BiggerInt = subtype 'BiggerInt',
as 'Int',
where {$_>10};
my $SubOfMyArrayRef = subtype 'SubOfMyArrayRef',
as 'MyArrayRefInt[BiggerInt]';
ok $MyArrayRefInt->check([1,2,3]), '[1,2,3] is okay';
ok ! $MyArrayRefInt->check(["a","b"]), '["a","b"] is not';
ok $BiggerInt->check(100), '100 is big enough';
ok ! $BiggerInt->check(5), '5 is big enough';
ok $SubOfMyArrayRef->check([15,20,25]), '[15,20,25] is a bunch of big ints';
ok ! $SubOfMyArrayRef->check([15,5,25]), '[15,5,25] is NOT a bunch of big ints';
like( exception {
my $SubOfMyArrayRef = subtype 'SubSubOfMyArrayRef',
as 'SubOfMyArrayRef[Str]';
}, qr/Str is not a subtype of BiggerInt/, 'Failed to parameterize with a bad type parameter' );
}
{
my $RefToInt = subtype as 'ScalarRef[Int]';
ok $RefToInt->check(\1), '\1 is okay';
ok !$RefToInt->check(1), '1 is not';
ok !$RefToInt->check(\"foo"), '\"foo" is not';
}
done_testing;