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massive updates to the way immutable works to fix a big ish bug, please see new comme...
[gitmo/Class-MOP.git] / t / 073_make_mutable.t
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0ac992ee 1#!/usr/bin/perl
2
3use strict;
4use warnings;
5
6use Test::More tests => 101;
7use Test::Exception;
8
9use Scalar::Util;
10
11BEGIN {
12 use_ok('Class::MOP');
13}
14
15{
16 package Foo;
17
18 use strict;
19 use warnings;
20 use metaclass;
21
22 __PACKAGE__->meta->add_attribute('bar');
23
24 package Bar;
25
26 use strict;
27 use warnings;
28 use metaclass;
29
30 __PACKAGE__->meta->superclasses('Foo');
31
32 __PACKAGE__->meta->add_attribute('baz');
33
34 package Baz;
35
36 use strict;
37 use warnings;
38 use metaclass;
39
40 __PACKAGE__->meta->superclasses('Bar');
41
42 __PACKAGE__->meta->add_attribute('bah');
43}
44
45{
46 my $meta = Baz->meta;
47 is($meta->name, 'Baz', '... checking the Baz metaclass');
48 my @orig_keys = sort keys %$meta;
49
04dd7510 50 lives_ok {$meta->make_immutable; } '... changed Baz to be immutable';
0ac992ee 51 ok(!$meta->is_mutable, '... our class is no longer mutable');
52 ok($meta->is_immutable, '... our class is now immutable');
53 ok(!$meta->make_immutable, '... make immutable now returns nothing');
54
04dd7510 55 lives_ok { $meta->make_mutable; } '... changed Baz to be mutable';
0ac992ee 56 ok($meta->is_mutable, '... our class is mutable');
57 ok(!$meta->is_immutable, '... our class is not immutable');
58 ok(!$meta->make_mutable, '... make mutable now returns nothing');
59
60 my @new_keys = sort keys %$meta;
61 is_deeply(\@orig_keys, \@new_keys, '... no straneous hashkeys');
62
63 isa_ok($meta, 'Class::MOP::Class', '... Baz->meta isa Class::MOP::Class');
64
65 ok( $meta->add_method('xyz', sub{'xxx'}), '... added method');
66 is( Baz->xyz, 'xxx', '... method xyz works');
67 ok( $meta->alias_method('zxy',sub{'xxx'}),'... aliased method');
68 is( Baz->zxy, 'xxx', '... method zxy works');
69 ok( $meta->remove_method('xyz'), '... removed method');
70 ok( $meta->remove_method('zxy'), '... removed aliased method');
71
72 ok($meta->add_attribute('fickle', accessor => 'fickle'), '... added attribute');
73 ok(Baz->can('fickle'), '... Baz can fickle');
74 ok($meta->remove_attribute('fickle'), '... removed attribute');
75
76 my $reef = \ 'reef';
77 ok($meta->add_package_symbol('$ref', $reef), '... added package symbol');
78 is($meta->get_package_symbol('$ref'), $reef, '... values match');
79 lives_ok { $meta->remove_package_symbol('$ref') } '... removed it';
80 isnt($meta->get_package_symbol('$ref'), $reef, '... values match');
81
82 ok( my @supers = $meta->superclasses, '... got the superclasses okay');
83 ok( $meta->superclasses('Foo'), '... set the superclasses');
84 is_deeply(['Foo'], [$meta->superclasses], '... set the superclasses okay');
85 ok( $meta->superclasses( @supers ), '... reset superclasses');
86 is_deeply([@supers], [$meta->superclasses], '... reset the superclasses okay');
87
88 ok( $meta->$_ , "... ${_} works")
89 for qw(get_meta_instance compute_all_applicable_attributes
90 class_precedence_list get_method_map );
91}
92
93{
94 my $meta = Baz->meta;
95
96 lives_ok { $meta->make_immutable() } 'Changed Baz to be immutable';
97 lives_ok { $meta->make_mutable() } '... changed Baz to be mutable';
98 lives_ok { $meta->make_immutable() } '... changed Baz to be immutable';
99
100 dies_ok{ $meta->add_method('xyz', sub{'xxx'}) } '... exception thrown as expected';
101 dies_ok{ $meta->alias_method('zxy',sub{'xxx'}) } '... exception thrown as expected';
102 dies_ok{ $meta->remove_method('zxy') } '... exception thrown as expected';
103
104 dies_ok {
105 $meta->add_attribute('fickle', accessor => 'fickle')
106 } '... exception thrown as expected';
107 dies_ok { $meta->remove_attribute('fickle') } '... exception thrown as expected';
108
109 my $reef = \ 'reef';
110 dies_ok { $meta->add_package_symbol('$ref', $reef) } '... exception thrown as expected';
111 dies_ok { $meta->remove_package_symbol('$ref') } '... exception thrown as expected';
112
113 ok( my @supers = $meta->superclasses, '... got the superclasses okay');
114 dies_ok { $meta->superclasses('Foo') } '... set the superclasses';
115
116 ok( $meta->$_ , "... ${_} works")
117 for qw(get_meta_instance compute_all_applicable_attributes
118 class_precedence_list get_method_map );
119}
120
0ac992ee 121{
122
123 my $meta = Baz->meta->create_anon_class(superclasses => ['Baz']);
124 my @orig_keys = sort keys %$meta;
04dd7510 125 my @orig_meths = sort { $a->{name} cmp $b->{name} }
126 $meta->compute_all_applicable_methods;
0ac992ee 127 ok($meta->is_anon_class, 'We have an anon metaclass');
128 lives_ok {$meta->make_immutable(
129 inline_accessor => 1,
130 inline_destructor => 0,
131 inline_constructor => 1,
132 )
133 } '... changed class to be immutable';
134 ok(!$meta->is_mutable, '... our class is no longer mutable');
135 ok($meta->is_immutable, '... our class is now immutable');
136 ok(!$meta->make_immutable, '... make immutable now returns nothing');
137
138 lives_ok { $meta->make_mutable } '... changed Baz to be mutable';
139 ok($meta->is_mutable, '... our class is mutable');
140 ok(!$meta->is_immutable, '... our class is not immutable');
141 ok(!$meta->make_mutable, '... make mutable now returns nothing');
142 ok($meta->is_anon_class, '... still marked as an anon class');
143 my $instance = $meta->new_object;
144
145 my @new_keys = sort keys %$meta;
04dd7510 146 my @new_meths = sort { $a->{name} cmp $b->{name} }
147 $meta->compute_all_applicable_methods;
0ac992ee 148 is_deeply(\@orig_keys, \@new_keys, '... no straneous hashkeys');
149 is_deeply(\@orig_meths, \@new_meths, '... no straneous methods');
150
151 isa_ok($meta, 'Class::MOP::Class', '... Anon class isa Class::MOP::Class');
152
153 ok( $meta->add_method('xyz', sub{'xxx'}), '... added method');
154 is( $instance->xyz , 'xxx', '... method xyz works');
155 ok( $meta->alias_method('zxy',sub{'xxx'}),'... aliased method');
156 is( $instance->zxy, 'xxx', '... method zxy works');
157 ok( $meta->remove_method('xyz'), '... removed method');
158 ok( $meta->remove_method('zxy'), '... removed aliased method');
159
160 ok($meta->add_attribute('fickle', accessor => 'fickle'), '... added attribute');
161 ok($instance->can('fickle'), '... instance can fickle');
162 ok($meta->remove_attribute('fickle'), '... removed attribute');
163
164 my $reef = \ 'reef';
165 ok($meta->add_package_symbol('$ref', $reef), '... added package symbol');
166 is($meta->get_package_symbol('$ref'), $reef, '... values match');
167 lives_ok { $meta->remove_package_symbol('$ref') } '... removed it';
168 isnt($meta->get_package_symbol('$ref'), $reef, '... values match');
169
170 ok( my @supers = $meta->superclasses, '... got the superclasses okay');
171 ok( $meta->superclasses('Foo'), '... set the superclasses');
172 is_deeply(['Foo'], [$meta->superclasses], '... set the superclasses okay');
173 ok( $meta->superclasses( @supers ), '... reset superclasses');
174 is_deeply([@supers], [$meta->superclasses], '... reset the superclasses okay');
175
176 ok( $meta->$_ , "... ${_} works")
177 for qw(get_meta_instance compute_all_applicable_attributes
178 class_precedence_list get_method_map );
179};
180
181
182#rerun the same tests on an anon class.. just cause we can.
183{
184 my $meta = Baz->meta->create_anon_class(superclasses => ['Baz']);
185
186 lives_ok {$meta->make_immutable(
187 inline_accessor => 1,
188 inline_destructor => 0,
189 inline_constructor => 1,
190 )
191 } '... changed class to be immutable';
192 lives_ok { $meta->make_mutable() } '... changed class to be mutable';
193 lives_ok {$meta->make_immutable } '... changed class to be immutable';
194
195 dies_ok{ $meta->add_method('xyz', sub{'xxx'}) } '... exception thrown as expected';
196 dies_ok{ $meta->alias_method('zxy',sub{'xxx'}) } '... exception thrown as expected';
197 dies_ok{ $meta->remove_method('zxy') } '... exception thrown as expected';
198
199 dies_ok {
200 $meta->add_attribute('fickle', accessor => 'fickle')
201 } '... exception thrown as expected';
202 dies_ok { $meta->remove_attribute('fickle') } '... exception thrown as expected';
203
204 my $reef = \ 'reef';
205 dies_ok { $meta->add_package_symbol('$ref', $reef) } '... exception thrown as expected';
206 dies_ok { $meta->remove_package_symbol('$ref') } '... exception thrown as expected';
207
208 ok( my @supers = $meta->superclasses, '... got the superclasses okay');
209 dies_ok { $meta->superclasses('Foo') } '... set the superclasses';
210
211 ok( $meta->$_ , "... ${_} works")
212 for qw(get_meta_instance compute_all_applicable_attributes
213 class_precedence_list get_method_map );
214}
A Meta Object Protocol for Perl 5 - now lives at https://github.com/moose/Moose