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1 | use strict; |
2 | use warnings FATAL => 'all'; |
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3 | use Test::More; |
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4 | use Test::Fatal; |
5 | |
6 | BEGIN { |
7 | package MyRole; |
8 | |
9 | use Role::Tiny; |
10 | |
11 | requires qw(req1 req2); |
12 | |
13 | around foo => sub { my $orig = shift; join ' ', 'role foo', $orig->(@_) }; |
14 | |
15 | sub bar { 'role bar' } |
16 | |
17 | sub baz { 'role baz' } |
18 | } |
19 | |
20 | BEGIN { |
21 | package MyClass; |
22 | |
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23 | use constant SIMPLE => 'simple'; |
24 | use constant REF_CONST => [ 'ref_const' ]; |
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25 | use constant VSTRING_CONST => v1; |
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26 | |
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27 | sub req1 { } |
28 | sub req2 { } |
29 | sub foo { 'class foo' } |
30 | sub baz { 'class baz' } |
31 | |
32 | } |
33 | |
34 | BEGIN { |
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35 | package ExtraClass; |
36 | sub req1 { } |
37 | sub req2 { } |
38 | sub req3 { } |
39 | sub foo { } |
40 | sub baz { 'class baz' } |
41 | } |
42 | |
43 | BEGIN { |
44 | package IntermediaryRole; |
45 | use Role::Tiny; |
46 | requires 'req3'; |
47 | } |
48 | |
49 | BEGIN { |
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50 | package NoMethods; |
51 | |
52 | package OneMethod; |
53 | |
54 | sub req1 { } |
55 | } |
56 | |
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57 | BEGIN { |
58 | package ExtraRole; |
59 | use Role::Tiny; |
60 | |
61 | sub extra1 { 'role extra' } |
62 | } |
63 | |
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64 | sub try_apply_to { |
65 | my $to = shift; |
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66 | exception { Role::Tiny->apply_role_to_package($to, 'MyRole') } |
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67 | } |
68 | |
69 | is(try_apply_to('MyClass'), undef, 'role applies cleanly'); |
70 | is(MyClass->foo, 'role foo class foo', 'method modifier'); |
71 | is(MyClass->bar, 'role bar', 'method from role'); |
72 | is(MyClass->baz, 'class baz', 'method from class'); |
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73 | ok(MyClass->does('MyRole'), 'class does role'); |
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74 | ok(!MyClass->does('IntermediaryRole'), 'class does not do non-applied role'); |
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75 | ok(!MyClass->does('Random'), 'class does not do non-role'); |
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76 | |
77 | like(try_apply_to('NoMethods'), qr/req1, req2/, 'error for both methods'); |
78 | like(try_apply_to('OneMethod'), qr/req2/, 'error for one method'); |
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79 | |
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80 | is exception { |
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81 | Role::Tiny->apply_role_to_package('IntermediaryRole', 'MyRole'); |
82 | Role::Tiny->apply_role_to_package('ExtraClass', 'IntermediaryRole'); |
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83 | }, undef, 'No errors applying roles'; |
84 | |
85 | ok(ExtraClass->does('MyRole'), 'ExtraClass does MyRole'); |
86 | ok(ExtraClass->does('IntermediaryRole'), 'ExtraClass does IntermediaryRole'); |
87 | is(ExtraClass->bar, 'role bar', 'method from role'); |
88 | is(ExtraClass->baz, 'class baz', 'method from class'); |
89 | |
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90 | my $new_class; |
91 | is exception { |
92 | $new_class = Role::Tiny->create_class_with_roles('MyClass', 'ExtraRole'); |
93 | }, undef, 'No errors creating class with roles'; |
94 | |
95 | isa_ok($new_class, 'MyClass'); |
96 | is($new_class->extra1, 'role extra', 'method from role'); |
97 | |
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98 | done_testing; |
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99 | |