use strict;
use warnings;
-use Test::More tests => 52;
+use Test::More;
use Test::Exception;
use Scalar::Util ();
type Number => where { Scalar::Util::looks_like_number($_) };
-type String
+type String
=> where { !ref($_) && !Number($_) }
=> message { "This is not a string ($_)" };
-subtype Natural
- => as Number
+subtype Natural
+ => as Number
=> where { $_ > 0 };
-subtype NaturalLessThanTen
+subtype NaturalLessThanTen
=> as Natural
=> where { $_ < 10 }
=> message { "The number '$_' is not less than 10" };
-
+
Moose::Util::TypeConstraints->export_type_constraints_as_functions();
ok(Number(5), '... this is a Num');
is(NaturalLessThanTen(12), undef, '... this is not a NaturalLessThanTen');
is(NaturalLessThanTen(-5), undef, '... this is not a NaturalLessThanTen');
is(NaturalLessThanTen('Foo'), undef, '... this is not a NaturalLessThanTen');
-
-# anon sub-typing
-
+
+# anon sub-typing
+
my $negative = subtype Number => where { $_ < 0 };
ok(defined $negative, '... got a value back from negative');
isa_ok($negative, 'Moose::Meta::TypeConstraint');
ok(!$negative2->is_subtype_of('String'), '... $negative is not a subtype of String');
ok($negative2->has_message, '... it has a message');
-is($negative2->validate(2),
+is($negative2->validate(2),
'2 is not a negative number',
'... validated unsuccessfully (got error)');
ok(!defined($natural_less_than_ten->validate(5)), '... validated successfully (no error)');
-is($natural_less_than_ten->validate(15),
- "The number '15' is not less than 10",
+is($natural_less_than_ten->validate(15),
+ "The number '15' is not less than 10",
'... validated unsuccessfully (got error)');
my $natural = find_type_constraint('Natural');
ok(!defined($natural->validate(5)), '... validated successfully (no error)');
-is($natural->validate(-5),
- "Validation failed for 'Natural' failed with value -5",
+is($natural->validate(-5),
+ "Validation failed for 'Natural' failed with value -5",
'... validated unsuccessfully (got error)');
my $string = find_type_constraint('String');
ok(!defined($string->validate("Five")), '... validated successfully (no error)');
-is($string->validate(5),
-"This is not a string (5)",
+is($string->validate(5),
+"This is not a string (5)",
'... validated unsuccessfully (got error)');
lives_ok { Moose::Meta::Attribute->new('bob', isa => 'Spong') }
throws_ok {$r->add_type_constraint('foo')} qr/not a valid type constraint/, '->add_type_constraint("foo") throws';
throws_ok {$r->add_type_constraint(bless {}, 'SomeClass')} qr/not a valid type constraint/, '->add_type_constraint(SomeClass->new) throws';
+# Test some specific things that in the past did not work,
+# specifically weird variations on anon subtypes.
+
+{
+ my $subtype = subtype as 'Str';
+ isa_ok( $subtype, 'Moose::Meta::TypeConstraint', 'got an anon subtype' );
+ is( $subtype->parent->name, 'Str', 'parent is Str' );
+ # This test sucks but is the best we can do
+ is( $subtype->constraint->(), 1,
+ 'subtype has the null constraint' );
+ ok( ! $subtype->has_message, 'subtype has no message' );
+}
+
+{
+ my $subtype = subtype as 'ArrayRef[Num|Str]';
+ isa_ok( $subtype, 'Moose::Meta::TypeConstraint', 'got an anon subtype' );
+ is( $subtype->parent->name, 'ArrayRef[Num|Str]', 'parent is ArrayRef[Num|Str]' );
+ ok( ! $subtype->has_message, 'subtype has no message' );
+}
+
+{
+ my $subtype = subtype 'ArrayRef[Num|Str]' => message { 'foo' };
+ isa_ok( $subtype, 'Moose::Meta::TypeConstraint', 'got an anon subtype' );
+ is( $subtype->parent->name, 'ArrayRef[Num|Str]', 'parent is ArrayRef[Num|Str]' );
+ ok( $subtype->has_message, 'subtype does have a message' );
+}
+
+# alternative sugar-less calling style which is documented as legit:
+{
+ my $subtype = subtype( 'MyStr', { as => 'Str' } );
+ isa_ok( $subtype, 'Moose::Meta::TypeConstraint', 'got a subtype' );
+ is( $subtype->name, 'MyStr', 'name is MyStr' );
+ is( $subtype->parent->name, 'Str', 'parent is Str' );
+}
+
+{
+ my $subtype = subtype( { as => 'Str' } );
+ isa_ok( $subtype, 'Moose::Meta::TypeConstraint', 'got a subtype' );
+ is( $subtype->name, '__ANON__', 'name is __ANON__' );
+ is( $subtype->parent->name, 'Str', 'parent is Str' );
+}
+
+{
+ my $subtype = subtype( { as => 'Str', where => sub { /X/ } } );
+ isa_ok( $subtype, 'Moose::Meta::TypeConstraint', 'got a subtype' );
+ is( $subtype->name, '__ANON__', 'name is __ANON__' );
+ is( $subtype->parent->name, 'Str', 'parent is Str' );
+ ok( $subtype->check('FooX'), 'constraint accepts FooX' );
+ ok( ! $subtype->check('Foo'), 'constraint reject Foo' );
+}
+
+{
+ throws_ok { subtype 'Foo' } qr/cannot consist solely of a name/,
+ 'Cannot call subtype with a single string argument';
+}
+
+# Back-compat for being called without sugar. Previously, calling with
+# sugar was indistinguishable from calling directly.
+
+{
+ my $type = type( 'Number2', sub { Scalar::Util::looks_like_number($_) } );
+
+ ok( $type->check(5), '... this is a Num' );
+ ok( ! $type->check('Foo'), '... this is not a Num' );
+}
+
+{
+ # anon subtype
+ my $subtype = subtype( 'Number2', sub { $_ > 0 } );
+
+ ok( $subtype->check(5), '... this is a Natural');
+ ok( ! $subtype->check(-5), '... this is not a Natural');
+ ok( ! $subtype->check('Foo'), '... this is not a Natural');
+}
+
+{
+ my $subtype = subtype( 'Natural2', 'Number2', sub { $_ > 0 } );
+
+ ok( $subtype->check(5), '... this is a Natural');
+ ok( ! $subtype->check(-5), '... this is not a Natural');
+ ok( ! $subtype->check('Foo'), '... this is not a Natural');
+}
+
+{
+ my $subtype = subtype( 'Natural3', 'Number2' );
+
+ ok( $subtype->check(5), '... this is a Natural');
+ ok( $subtype->check(-5), '... this is a Natural');
+ ok( ! $subtype->check('Foo'), '... this is not a Natural');
+}
+
+done_testing;
projects / gitmo/Moose.git / blobdiff