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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Test::More tests => 36; |
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7 | use Test::Exception; |
8 | |
9 | use Scalar::Util (); |
10 | |
11 | BEGIN { |
12 | use_ok('Moose::Util::TypeConstraints'); |
13 | } |
14 | |
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15 | type Number => where { Scalar::Util::looks_like_number($_) }; |
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16 | type String |
17 | => where { !ref($_) && !Number($_) } |
18 | => message { "This is not a string ($_)" }; |
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19 | |
20 | subtype Natural |
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21 | => as Number |
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22 | => where { $_ > 0 }; |
23 | |
24 | subtype NaturalLessThanTen |
25 | => as Natural |
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26 | => where { $_ < 10 } |
27 | => message { "The number '$_' is not less than 10" }; |
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28 | |
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29 | Moose::Util::TypeConstraints->export_type_contstraints_as_functions(); |
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30 | |
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31 | ok(Number(5), '... this is a Num'); |
32 | ok(!defined(Number('Foo')), '... this is not a Num'); |
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33 | |
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34 | ok(String('Foo'), '... this is a Str'); |
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35 | ok(!defined(String(5)), '... this is not a Str'); |
36 | |
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37 | ok(Natural(5), '... this is a Natural'); |
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38 | is(Natural(-5), undef, '... this is not a Natural'); |
39 | is(Natural('Foo'), undef, '... this is not a Natural'); |
40 | |
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41 | ok(NaturalLessThanTen(5), '... this is a NaturalLessThanTen'); |
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42 | is(NaturalLessThanTen(12), undef, '... this is not a NaturalLessThanTen'); |
43 | is(NaturalLessThanTen(-5), undef, '... this is not a NaturalLessThanTen'); |
44 | is(NaturalLessThanTen('Foo'), undef, '... this is not a NaturalLessThanTen'); |
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45 | |
46 | # anon sub-typing |
47 | |
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48 | my $negative = subtype Number => where { $_ < 0 }; |
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49 | ok(defined $negative, '... got a value back from negative'); |
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50 | isa_ok($negative, 'Moose::Meta::TypeConstraint'); |
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51 | |
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52 | ok($negative->check(-5), '... this is a negative number'); |
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53 | ok(!defined($negative->check(5)), '... this is not a negative number'); |
54 | is($negative->check('Foo'), undef, '... this is not a negative number'); |
55 | |
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56 | ok($negative->is_subtype_of('Number'), '... $negative is a subtype of Number'); |
57 | ok(!$negative->is_subtype_of('String'), '... $negative is not a subtype of String'); |
58 | |
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59 | # check some meta-details |
60 | |
61 | my $natural_less_than_ten = find_type_constraint('NaturalLessThanTen'); |
62 | isa_ok($natural_less_than_ten, 'Moose::Meta::TypeConstraint'); |
63 | |
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64 | ok($natural_less_than_ten->is_subtype_of('Natural'), '... NaturalLessThanTen is subtype of Natural'); |
65 | ok($natural_less_than_ten->is_subtype_of('Number'), '... NaturalLessThanTen is subtype of Number'); |
66 | ok(!$natural_less_than_ten->is_subtype_of('String'), '... NaturalLessThanTen is not subtype of String'); |
67 | |
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68 | ok($natural_less_than_ten->has_message, '... it has a message'); |
69 | |
70 | ok(!defined($natural_less_than_ten->validate(5)), '... validated successfully (no error)'); |
71 | |
72 | is($natural_less_than_ten->validate(15), |
73 | "The number '15' is not less than 10", |
74 | '... validated unsuccessfully (got error)'); |
75 | |
76 | my $natural = find_type_constraint('Natural'); |
77 | isa_ok($natural, 'Moose::Meta::TypeConstraint'); |
78 | |
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79 | ok($natural->is_subtype_of('Number'), '... Natural is a subtype of Number'); |
80 | ok(!$natural->is_subtype_of('String'), '... Natural is not a subtype of String'); |
81 | |
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82 | ok(!$natural->has_message, '... it does not have a message'); |
83 | |
84 | ok(!defined($natural->validate(5)), '... validated successfully (no error)'); |
85 | |
86 | is($natural->validate(-5), |
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87 | "Validation failed for 'Natural' failed", |
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88 | '... validated unsuccessfully (got error)'); |
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89 | |
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90 | my $string = find_type_constraint('String'); |
91 | isa_ok($string, 'Moose::Meta::TypeConstraint'); |
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92 | |
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93 | ok($string->has_message, '... it does have a message'); |
94 | |
95 | ok(!defined($string->validate("Five")), '... validated successfully (no error)'); |
96 | |
97 | is($string->validate(5), |
98 | "This is not a string (5)", |
99 | '... validated unsuccessfully (got error)'); |