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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 => 10; |
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7 | use Test::Exception; |
8 | |
9 | BEGIN { |
10 | use_ok('Moose'); |
11 | } |
12 | |
13 | { |
14 | package Foo::Role; |
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15 | use Moose::Role; |
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16 | use Moose::Util::TypeConstraints; |
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17 | |
18 | # if does() exists on its own, then |
19 | # we create a type constraint for |
20 | # it, just as we do for isa() |
21 | has 'bar' => (is => 'rw', does => 'Bar::Role'); |
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22 | has 'baz' => ( |
23 | is => 'rw', |
24 | does => subtype('Role', where { $_->does('Bar::Role') }) |
25 | ); |
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26 | |
27 | package Bar::Role; |
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28 | use Moose::Role; |
29 | |
30 | # if isa and does appear together, then see if Class->does(Role) |
31 | # if it does work... then the does() check is actually not needed |
32 | # since the isa() check will imply the does() check |
33 | has 'foo' => (is => 'rw', isa => 'Foo::Class', does => 'Foo::Role'); |
34 | |
35 | package Foo::Class; |
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36 | use Moose; |
37 | |
38 | with 'Foo::Role'; |
39 | |
40 | package Bar::Class; |
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41 | use Moose; |
42 | |
43 | with 'Bar::Role'; |
44 | |
45 | } |
46 | |
47 | my $foo = Foo::Class->new; |
48 | isa_ok($foo, 'Foo::Class'); |
49 | |
50 | my $bar = Bar::Class->new; |
51 | isa_ok($bar, 'Bar::Class'); |
52 | |
53 | lives_ok { |
54 | $foo->bar($bar); |
55 | } '... bar passed the type constraint okay'; |
56 | |
57 | dies_ok { |
58 | $foo->bar($foo); |
59 | } '... foo did not pass the type constraint okay'; |
60 | |
61 | lives_ok { |
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62 | $foo->baz($bar); |
63 | } '... baz passed the type constraint okay'; |
64 | |
65 | dies_ok { |
66 | $foo->baz($foo); |
67 | } '... foo did not pass the type constraint okay'; |
68 | |
69 | lives_ok { |
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70 | $bar->foo($foo); |
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71 | } '... foo passed the type constraint okay'; |
72 | |
73 | |
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74 | |
75 | # some error conditions |
76 | |
77 | { |
78 | package Baz::Class; |
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79 | use Moose; |
80 | |
81 | # if isa and does appear together, then see if Class->does(Role) |
82 | # if it does not,.. we have a conflict... so we die loudly |
83 | ::dies_ok { |
84 | has 'foo' => (isa => 'Foo::Class', does => 'Bar::Class'); |
85 | } '... cannot have a does() which is not done by the isa()'; |
86 | } |
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87 | |
88 | { |
89 | package Bling; |
90 | use strict; |
91 | use warnings; |
92 | |
93 | sub bling { 'Bling::bling' } |
94 | |
95 | package Bling::Bling; |
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96 | use Moose; |
97 | |
98 | # if isa and does appear together, then see if Class->does(Role) |
99 | # if it does not,.. we have a conflict... so we die loudly |
100 | ::dies_ok { |
101 | has 'foo' => (isa => 'Bling', does => 'Bar::Class'); |
102 | } '... cannot have a isa() which is cannot does()'; |
103 | } |
104 | |
105 | |
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106 | |