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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 => 87; |
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7 | use Test::Exception; |
8 | |
9 | BEGIN { |
10 | use_ok('Moose::Role'); |
11 | } |
12 | |
13 | { |
14 | package FooRole; |
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15 | use Moose::Role; |
16 | |
17 | has 'bar' => (is => 'rw', isa => 'FooClass'); |
18 | has 'baz' => (is => 'ro'); |
19 | |
20 | sub goo { 'FooRole::goo' } |
21 | sub foo { 'FooRole::foo' } |
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22 | |
23 | override 'boo' => sub { 'FooRole::boo -> ' . super() }; |
24 | |
25 | around 'blau' => sub { |
26 | my $c = shift; |
27 | 'FooRole::blau -> ' . $c->(); |
28 | }; |
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29 | |
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30 | }{ |
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31 | package BarRole; |
32 | use Moose::Role; |
33 | sub woot { 'BarRole::woot' } |
34 | |
35 | }{ |
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36 | package BarClass; |
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37 | use Moose; |
38 | |
39 | sub boo { 'BarClass::boo' } |
40 | sub foo { 'BarClass::foo' } # << the role overrides this ... |
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41 | |
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42 | make_immutable(debug => 0); |
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43 | }{ |
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44 | |
45 | package FooClass; |
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46 | use Moose; |
47 | |
48 | extends 'BarClass'; |
49 | with 'FooRole'; |
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50 | |
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51 | sub blau { 'FooClass::blau' } # << the role wraps this ... |
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52 | |
53 | sub goo { 'FooClass::goo' } # << overrides the one from the role ... |
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54 | |
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55 | make_immutable(debug => 0); |
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56 | }{ |
57 | |
58 | package FooBarClass; |
59 | use Moose; |
60 | |
61 | extends 'FooClass'; |
62 | with 'FooRole', 'BarRole'; |
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63 | } |
64 | |
65 | my $foo_class_meta = FooClass->meta; |
66 | isa_ok($foo_class_meta, 'Moose::Meta::Class'); |
67 | |
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68 | my $foobar_class_meta = FooBarClass->meta; |
69 | isa_ok($foobar_class_meta, 'Moose::Meta::Class'); |
70 | |
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71 | dies_ok { |
72 | $foo_class_meta->does_role() |
73 | } '... does_role requires a role name'; |
74 | |
75 | dies_ok { |
76 | $foo_class_meta->apply_role() |
77 | } '... apply_role requires a role'; |
78 | |
79 | dies_ok { |
80 | $foo_class_meta->apply_role(bless({} => 'Fail')) |
81 | } '... apply_role requires a role'; |
82 | |
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83 | ok($foo_class_meta->does_role('FooRole'), '... the FooClass->meta does_role FooRole'); |
84 | ok(!$foo_class_meta->does_role('OtherRole'), '... the FooClass->meta !does_role OtherRole'); |
85 | |
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86 | ok($foobar_class_meta->does_role('FooRole'), '... the FooBarClass->meta does_role FooRole'); |
87 | ok($foobar_class_meta->does_role('BarRole'), '... the FooBarClass->meta does_role BarRole'); |
88 | ok(!$foobar_class_meta->does_role('OtherRole'), '... the FooBarClass->meta !does_role OtherRole'); |
89 | |
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90 | foreach my $method_name (qw(bar baz foo boo blau goo)) { |
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91 | ok($foo_class_meta->has_method($method_name), '... FooClass has the method ' . $method_name); |
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92 | ok($foobar_class_meta->has_method($method_name), '... FooBarClass has the method ' . $method_name); |
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93 | } |
94 | |
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95 | ok(!$foo_class_meta->has_method('woot'), '... FooClass lacks the method woot'); |
96 | ok($foobar_class_meta->has_method('woot'), '... FooBarClass has the method woot'); |
97 | |
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98 | foreach my $attr_name (qw(bar baz)) { |
99 | ok($foo_class_meta->has_attribute($attr_name), '... FooClass has the attribute ' . $attr_name); |
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100 | ok($foobar_class_meta->has_attribute($attr_name), '... FooBarClass has the attribute ' . $attr_name); |
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101 | } |
102 | |
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103 | can_ok('FooClass', 'does'); |
104 | ok(FooClass->does('FooRole'), '... the FooClass does FooRole'); |
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105 | ok(!FooClass->does('BarRole'), '... the FooClass does not do BarRole'); |
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106 | ok(!FooClass->does('OtherRole'), '... the FooClass does not do OtherRole'); |
107 | |
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108 | can_ok('FooBarClass', 'does'); |
109 | ok(FooBarClass->does('FooRole'), '... the FooClass does FooRole'); |
110 | ok(FooBarClass->does('BarRole'), '... the FooBarClass does FooBarRole'); |
111 | ok(!FooBarClass->does('OtherRole'), '... the FooBarClass does not do OtherRole'); |
112 | |
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113 | my $foo = FooClass->new(); |
114 | isa_ok($foo, 'FooClass'); |
115 | |
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116 | my $foobar = FooBarClass->new(); |
117 | isa_ok($foobar, 'FooBarClass'); |
118 | |
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119 | is($foo->goo, 'FooClass::goo', '... got the right value of goo'); |
120 | is($foobar->goo, 'FooRole::goo', '... got the right value of goo'); |
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121 | |
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122 | is($foo->boo, 'FooRole::boo -> BarClass::boo', '... got the right value from ->boo'); |
123 | is($foobar->boo, 'FooRole::boo -> FooRole::boo -> BarClass::boo', '... got the right value from ->boo (double wrapped)'); |
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124 | |
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125 | is($foo->blau, 'FooRole::blau -> FooClass::blau', '... got the right value from ->blau'); |
126 | is($foobar->blau, 'FooRole::blau -> FooRole::blau -> FooClass::blau', '... got the right value from ->blau'); |
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127 | |
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128 | foreach my $foo ($foo, $foobar) { |
129 | can_ok($foo, 'does'); |
130 | ok($foo->does('FooRole'), '... an instance of FooClass does FooRole'); |
131 | ok(!$foo->does('OtherRole'), '... and instance of FooClass does not do OtherRole'); |
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132 | |
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133 | can_ok($foobar, 'does'); |
134 | ok($foobar->does('FooRole'), '... an instance of FooBarClass does FooRole'); |
135 | ok($foobar->does('BarRole'), '... an instance of FooBarClass does BarRole'); |
136 | ok(!$foobar->does('OtherRole'), '... and instance of FooBarClass does not do OtherRole'); |
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137 | |
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138 | for my $method (qw/bar baz foo boo goo blau/) { |
139 | can_ok($foo, $method); |
140 | } |
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141 | |
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142 | is($foo->foo, 'FooRole::foo', '... got the right value of foo'); |
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143 | |
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144 | ok(!defined($foo->baz), '... $foo->baz is undefined'); |
145 | ok(!defined($foo->bar), '... $foo->bar is undefined'); |
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146 | |
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147 | dies_ok { |
148 | $foo->baz(1) |
149 | } '... baz is a read-only accessor'; |
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150 | |
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151 | dies_ok { |
152 | $foo->bar(1) |
153 | } '... bar is a read-write accessor with a type constraint'; |
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154 | |
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155 | my $foo2 = FooClass->new(); |
156 | isa_ok($foo2, 'FooClass'); |
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157 | |
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158 | lives_ok { |
159 | $foo->bar($foo2) |
160 | } '... bar is a read-write accessor with a type constraint'; |
161 | |
162 | is($foo->bar, $foo2, '... got the right value for bar now'); |
163 | } |