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1 | use strict; |
2 | use warnings; |
3 | |
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4 | use Test::More tests => 114; |
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5 | use Test::Exception; |
6 | |
7 | use Scalar::Util; |
8 | |
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9 | use Class::MOP; |
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10 | |
11 | { |
12 | package Foo; |
13 | |
14 | use strict; |
15 | use warnings; |
16 | use metaclass; |
17 | |
18 | __PACKAGE__->meta->add_attribute('bar'); |
19 | |
20 | package Bar; |
21 | |
22 | use strict; |
23 | use warnings; |
24 | use metaclass; |
25 | |
26 | __PACKAGE__->meta->superclasses('Foo'); |
27 | |
28 | __PACKAGE__->meta->add_attribute('baz'); |
29 | |
30 | package Baz; |
31 | |
32 | use strict; |
33 | use warnings; |
34 | use metaclass; |
35 | |
36 | __PACKAGE__->meta->superclasses('Bar'); |
37 | |
38 | __PACKAGE__->meta->add_attribute('bah'); |
39 | } |
40 | |
41 | { |
42 | my $meta = Baz->meta; |
43 | is($meta->name, 'Baz', '... checking the Baz metaclass'); |
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44 | my %orig_keys = map { $_ => 1 } grep { !/^_/ } keys %$meta; |
45 | # Since this has no default it won't be present yet, but it will |
46 | # be after the class is made immutable. |
47 | $orig_keys{immutable_transformer} = 1; |
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48 | |
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49 | lives_ok {$meta->make_immutable; } '... changed Baz to be immutable'; |
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50 | ok(!$meta->is_mutable, '... our class is no longer mutable'); |
51 | ok($meta->is_immutable, '... our class is now immutable'); |
52 | ok(!$meta->make_immutable, '... make immutable now returns nothing'); |
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53 | ok($meta->get_method_map->{new}, '... inlined constructor created'); |
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54 | ok($meta->has_method('new'), '... inlined constructor created for sure'); |
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55 | ok($meta->immutable_transformer->inlined_constructor, |
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56 | '... transformer says it did inline the constructor'); |
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57 | |
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58 | lives_ok { $meta->make_mutable; } '... changed Baz to be mutable'; |
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59 | ok($meta->is_mutable, '... our class is mutable'); |
60 | ok(!$meta->is_immutable, '... our class is not immutable'); |
61 | ok(!$meta->make_mutable, '... make mutable now returns nothing'); |
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62 | ok(!$meta->get_method_map->{new}, '... inlined constructor removed'); |
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63 | ok(!$meta->has_method('new'), '... inlined constructor removed for sure'); |
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64 | ok(!$meta->immutable_transformer->inlined_constructor, |
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65 | '... transformer says it did not inline the constructor'); |
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66 | |
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67 | my %new_keys = map { $_ => 1 } grep { !/^_/ } keys %$meta; |
68 | is_deeply(\%orig_keys, \%new_keys, '... no extraneous hashkeys'); |
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69 | |
70 | isa_ok($meta, 'Class::MOP::Class', '... Baz->meta isa Class::MOP::Class'); |
71 | |
72 | ok( $meta->add_method('xyz', sub{'xxx'}), '... added method'); |
73 | is( Baz->xyz, 'xxx', '... method xyz works'); |
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74 | |
75 | ok(! $meta->has_method('zxy') ,'... we dont have the aliased method yet'); |
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76 | ok( $meta->alias_method('zxy',sub{'xxx'}),'... aliased method'); |
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77 | ok( $meta->has_method('zxy') ,'... the aliased method does register'); |
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78 | is( Baz->zxy, 'xxx', '... method zxy works'); |
79 | ok( $meta->remove_method('xyz'), '... removed method'); |
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80 | ok( $meta->remove_method('zxy'), '... removed aliased method'); |
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81 | |
82 | ok($meta->add_attribute('fickle', accessor => 'fickle'), '... added attribute'); |
83 | ok(Baz->can('fickle'), '... Baz can fickle'); |
84 | ok($meta->remove_attribute('fickle'), '... removed attribute'); |
85 | |
86 | my $reef = \ 'reef'; |
87 | ok($meta->add_package_symbol('$ref', $reef), '... added package symbol'); |
88 | is($meta->get_package_symbol('$ref'), $reef, '... values match'); |
89 | lives_ok { $meta->remove_package_symbol('$ref') } '... removed it'; |
90 | isnt($meta->get_package_symbol('$ref'), $reef, '... values match'); |
91 | |
92 | ok( my @supers = $meta->superclasses, '... got the superclasses okay'); |
93 | ok( $meta->superclasses('Foo'), '... set the superclasses'); |
94 | is_deeply(['Foo'], [$meta->superclasses], '... set the superclasses okay'); |
95 | ok( $meta->superclasses( @supers ), '... reset superclasses'); |
96 | is_deeply([@supers], [$meta->superclasses], '... reset the superclasses okay'); |
97 | |
98 | ok( $meta->$_ , "... ${_} works") |
99 | for qw(get_meta_instance compute_all_applicable_attributes |
100 | class_precedence_list get_method_map ); |
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101 | |
102 | lives_ok {$meta->make_immutable; } '... changed Baz to be immutable again'; |
103 | ok($meta->get_method_map->{new}, '... inlined constructor recreated'); |
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104 | } |
105 | |
106 | { |
107 | my $meta = Baz->meta; |
108 | |
109 | lives_ok { $meta->make_immutable() } 'Changed Baz to be immutable'; |
110 | lives_ok { $meta->make_mutable() } '... changed Baz to be mutable'; |
111 | lives_ok { $meta->make_immutable() } '... changed Baz to be immutable'; |
112 | |
113 | dies_ok{ $meta->add_method('xyz', sub{'xxx'}) } '... exception thrown as expected'; |
114 | dies_ok{ $meta->alias_method('zxy',sub{'xxx'}) } '... exception thrown as expected'; |
115 | dies_ok{ $meta->remove_method('zxy') } '... exception thrown as expected'; |
116 | |
117 | dies_ok { |
118 | $meta->add_attribute('fickle', accessor => 'fickle') |
119 | } '... exception thrown as expected'; |
120 | dies_ok { $meta->remove_attribute('fickle') } '... exception thrown as expected'; |
121 | |
122 | my $reef = \ 'reef'; |
123 | dies_ok { $meta->add_package_symbol('$ref', $reef) } '... exception thrown as expected'; |
124 | dies_ok { $meta->remove_package_symbol('$ref') } '... exception thrown as expected'; |
125 | |
126 | ok( my @supers = $meta->superclasses, '... got the superclasses okay'); |
127 | dies_ok { $meta->superclasses('Foo') } '... set the superclasses'; |
128 | |
129 | ok( $meta->$_ , "... ${_} works") |
130 | for qw(get_meta_instance compute_all_applicable_attributes |
131 | class_precedence_list get_method_map ); |
132 | } |
133 | |
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134 | { |
135 | |
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136 | ok(Baz->meta->is_immutable, 'Superclass is immutable'); |
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137 | my $meta = Baz->meta->create_anon_class(superclasses => ['Baz']); |
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138 | my %orig_keys = map { $_ => 1 } grep { !/^_/ } keys %$meta; |
139 | $orig_keys{immutable_transformer} = 1; |
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140 | my @orig_meths = sort { $a->{name} cmp $b->{name} } |
141 | $meta->compute_all_applicable_methods; |
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142 | ok($meta->is_anon_class, 'We have an anon metaclass'); |
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143 | ok($meta->is_mutable, '... our anon class is mutable'); |
144 | ok(!$meta->is_immutable, '... our anon class is not immutable'); |
145 | |
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146 | lives_ok {$meta->make_immutable( |
147 | inline_accessor => 1, |
148 | inline_destructor => 0, |
149 | inline_constructor => 1, |
150 | ) |
151 | } '... changed class to be immutable'; |
152 | ok(!$meta->is_mutable, '... our class is no longer mutable'); |
153 | ok($meta->is_immutable, '... our class is now immutable'); |
154 | ok(!$meta->make_immutable, '... make immutable now returns nothing'); |
155 | |
156 | lives_ok { $meta->make_mutable } '... changed Baz to be mutable'; |
157 | ok($meta->is_mutable, '... our class is mutable'); |
158 | ok(!$meta->is_immutable, '... our class is not immutable'); |
159 | ok(!$meta->make_mutable, '... make mutable now returns nothing'); |
160 | ok($meta->is_anon_class, '... still marked as an anon class'); |
161 | my $instance = $meta->new_object; |
162 | |
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163 | my %new_keys = map { $_ => 1 } grep { !/^_/ } keys %$meta; |
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164 | my @new_meths = sort { $a->{name} cmp $b->{name} } |
165 | $meta->compute_all_applicable_methods; |
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166 | is_deeply(\%orig_keys, \%new_keys, '... no extraneous hashkeys'); |
167 | is_deeply(\@orig_meths, \@new_meths, '... no extraneous methods'); |
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168 | |
169 | isa_ok($meta, 'Class::MOP::Class', '... Anon class isa Class::MOP::Class'); |
170 | |
171 | ok( $meta->add_method('xyz', sub{'xxx'}), '... added method'); |
172 | is( $instance->xyz , 'xxx', '... method xyz works'); |
173 | ok( $meta->alias_method('zxy',sub{'xxx'}),'... aliased method'); |
174 | is( $instance->zxy, 'xxx', '... method zxy works'); |
175 | ok( $meta->remove_method('xyz'), '... removed method'); |
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176 | ok( $meta->remove_method('zxy'), '... removed aliased method'); |
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177 | |
178 | ok($meta->add_attribute('fickle', accessor => 'fickle'), '... added attribute'); |
179 | ok($instance->can('fickle'), '... instance can fickle'); |
180 | ok($meta->remove_attribute('fickle'), '... removed attribute'); |
181 | |
182 | my $reef = \ 'reef'; |
183 | ok($meta->add_package_symbol('$ref', $reef), '... added package symbol'); |
184 | is($meta->get_package_symbol('$ref'), $reef, '... values match'); |
185 | lives_ok { $meta->remove_package_symbol('$ref') } '... removed it'; |
186 | isnt($meta->get_package_symbol('$ref'), $reef, '... values match'); |
187 | |
188 | ok( my @supers = $meta->superclasses, '... got the superclasses okay'); |
189 | ok( $meta->superclasses('Foo'), '... set the superclasses'); |
190 | is_deeply(['Foo'], [$meta->superclasses], '... set the superclasses okay'); |
191 | ok( $meta->superclasses( @supers ), '... reset superclasses'); |
192 | is_deeply([@supers], [$meta->superclasses], '... reset the superclasses okay'); |
193 | |
194 | ok( $meta->$_ , "... ${_} works") |
195 | for qw(get_meta_instance compute_all_applicable_attributes |
196 | class_precedence_list get_method_map ); |
197 | }; |
198 | |
199 | |
200 | #rerun the same tests on an anon class.. just cause we can. |
201 | { |
202 | my $meta = Baz->meta->create_anon_class(superclasses => ['Baz']); |
203 | |
204 | lives_ok {$meta->make_immutable( |
205 | inline_accessor => 1, |
206 | inline_destructor => 0, |
207 | inline_constructor => 1, |
208 | ) |
209 | } '... changed class to be immutable'; |
210 | lives_ok { $meta->make_mutable() } '... changed class to be mutable'; |
211 | lives_ok {$meta->make_immutable } '... changed class to be immutable'; |
212 | |
213 | dies_ok{ $meta->add_method('xyz', sub{'xxx'}) } '... exception thrown as expected'; |
214 | dies_ok{ $meta->alias_method('zxy',sub{'xxx'}) } '... exception thrown as expected'; |
215 | dies_ok{ $meta->remove_method('zxy') } '... exception thrown as expected'; |
216 | |
217 | dies_ok { |
218 | $meta->add_attribute('fickle', accessor => 'fickle') |
219 | } '... exception thrown as expected'; |
220 | dies_ok { $meta->remove_attribute('fickle') } '... exception thrown as expected'; |
221 | |
222 | my $reef = \ 'reef'; |
223 | dies_ok { $meta->add_package_symbol('$ref', $reef) } '... exception thrown as expected'; |
224 | dies_ok { $meta->remove_package_symbol('$ref') } '... exception thrown as expected'; |
225 | |
226 | ok( my @supers = $meta->superclasses, '... got the superclasses okay'); |
227 | dies_ok { $meta->superclasses('Foo') } '... set the superclasses'; |
228 | |
229 | ok( $meta->$_ , "... ${_} works") |
230 | for qw(get_meta_instance compute_all_applicable_attributes |
231 | class_precedence_list get_method_map ); |
232 | } |
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233 | |
234 | { |
235 | Foo->meta->make_immutable; |
236 | Bar->meta->make_immutable; |
237 | Bar->meta->make_mutable; |
238 | |
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239 | isnt( Foo->meta->immutable_transformer, Bar->meta->immutable_transformer, |
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240 | 'Foo and Bar should have different immutable transformer objects' ); |
241 | } |