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0882828e |
1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
823a5d31 |
6 | use Test::More tests => 66; |
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7 | use Test::Exception; |
8 | |
16e960bd |
9 | use Scalar::Util qw/reftype/; |
10 | |
0882828e |
11 | BEGIN { |
12 | use_ok('Class::MOP'); |
13 | use_ok('Class::MOP::Class'); |
14 | } |
15 | |
bfe4d0fc |
16 | { # This package tries to test &has_method |
17 | # as exhaustively as possible. More corner |
18 | # cases are welcome :) |
0882828e |
19 | package Foo; |
20 | |
21 | # import a sub |
22 | use Scalar::Util 'blessed'; |
23 | |
823a5d31 |
24 | sub pie; |
25 | sub cake (); |
26 | |
bfe4d0fc |
27 | use constant FOO_CONSTANT => 'Foo-CONSTANT'; |
28 | |
0882828e |
29 | # define a sub in package |
30 | sub bar { 'Foo::bar' } |
60d90bbc |
31 | *baz = \&bar; |
bfe4d0fc |
32 | |
33 | { # method named with Sub::Name inside the package scope |
34 | no strict 'refs'; |
35 | *{'Foo::floob'} = Sub::Name::subname 'floob' => sub { '!floob!' }; |
36 | } |
37 | |
60d90bbc |
38 | # We hateses the "used only once" warnings |
39 | { my $temp = \&Foo::baz } |
16e960bd |
40 | |
41 | package OinkyBoinky; |
42 | our @ISA = "Foo"; |
43 | |
44 | sub elk { 'OinkyBoinky::elk' } |
60d90bbc |
45 | |
46 | package main; |
47 | |
48 | sub Foo::blah { $_[0]->Foo::baz() } |
49 | |
50 | { |
51 | no strict 'refs'; |
52 | *{'Foo::bling'} = sub { '$$Bling$$' }; |
bfe4d0fc |
53 | *{'Foo::bang'} = Sub::Name::subname 'Foo::bang' => sub { '!BANG!' }; |
54 | *{'Foo::boom'} = Sub::Name::subname 'boom' => sub { '!BOOM!' }; |
55 | |
56 | eval "package Foo; sub evaled_foo { 'Foo::evaled_foo' }"; |
60d90bbc |
57 | } |
0882828e |
58 | } |
59 | |
bfe4d0fc |
60 | my $Foo = Class::MOP::Class->initialize('Foo'); |
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61 | |
823a5d31 |
62 | ok(!$Foo->has_method('pie'), '... got the method stub pie'); |
63 | ok(!$Foo->has_method('cake'), '... got the constant method stub cake'); |
64 | |
0882828e |
65 | my $foo = sub { 'Foo::foo' }; |
66 | |
de19f115 |
67 | ok(!UNIVERSAL::isa($foo, 'Class::MOP::Method'), '... our method is not yet blessed'); |
68 | |
0882828e |
69 | lives_ok { |
70 | $Foo->add_method('foo' => $foo); |
71 | } '... we added the method successfully'; |
72 | |
7855ddba |
73 | my $foo_method = $Foo->get_method('foo'); |
de19f115 |
74 | |
7855ddba |
75 | isa_ok($foo_method, 'Class::MOP::Method'); |
76 | |
77 | is($foo_method->name, 'foo', '... got the right name for the method'); |
78 | is($foo_method->package_name, 'Foo', '... got the right package name for the method'); |
de19f115 |
79 | |
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80 | ok($Foo->has_method('foo'), '... Foo->has_method(foo) (defined with Sub::Name)'); |
bfe4d0fc |
81 | |
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82 | is($Foo->get_method('foo')->body, $foo, '... Foo->get_method(foo) == \&foo'); |
bfe4d0fc |
83 | is(Foo->foo(), 'Foo::foo', '... Foo->foo() returns "Foo::foo"'); |
84 | |
85 | # now check all our other items ... |
86 | |
87 | ok($Foo->has_method('FOO_CONSTANT'), '... Foo->has_method(FOO_CONSTANT) (defined w/ use constant)'); |
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88 | ok($Foo->has_method('bar'), '... Foo->has_method(bar) (defined in Foo)'); |
60d90bbc |
89 | ok($Foo->has_method('baz'), '... Foo->has_method(baz) (typeglob aliased within Foo)'); |
bfe4d0fc |
90 | ok($Foo->has_method('floob'), '... Foo->has_method(floob) (defined in Foo:: using symbol tables and Sub::Name w/out package name)'); |
60d90bbc |
91 | ok($Foo->has_method('blah'), '... Foo->has_method(blah) (defined in main:: using fully qualified package name)'); |
bfe4d0fc |
92 | ok($Foo->has_method('bling'), '... Foo->has_method(bling) (defined in main:: using symbol tables (no Sub::Name))'); |
60d90bbc |
93 | ok($Foo->has_method('bang'), '... Foo->has_method(bang) (defined in main:: using symbol tables and Sub::Name)'); |
bfe4d0fc |
94 | ok($Foo->has_method('evaled_foo'), '... Foo->has_method(evaled_foo) (evaled in main::)'); |
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95 | |
16e960bd |
96 | my $OinkyBoinky = Class::MOP::Class->initialize('OinkyBoinky'); |
97 | |
98 | ok($OinkyBoinky->has_method('elk'), "the method 'elk' is defined in OinkyBoinky"); |
99 | |
100 | ok(!$OinkyBoinky->has_method('bar'), "the method 'bar' is not defined in OinkyBoinky"); |
101 | |
102 | ok(my $bar = $OinkyBoinky->find_method_by_name('bar'), "but if you look in the inheritence chain then 'bar' does exist"); |
103 | |
b9575695 |
104 | is( reftype($bar->body), "CODE", "the returned value is a code ref" ); |
16e960bd |
105 | |
106 | |
de19f115 |
107 | # calling get_method blessed them all |
7855ddba |
108 | for my $method_name (qw/FOO_CONSTANT |
109 | bar |
110 | baz |
111 | floob |
112 | blah |
113 | bling |
114 | bang |
115 | evaled_foo/) { |
116 | isa_ok($Foo->get_method($method_name), 'Class::MOP::Method'); |
117 | { |
118 | no strict 'refs'; |
187c832e |
119 | is($Foo->get_method($method_name)->body, \&{'Foo::' . $method_name}, '... body matches CODE ref in package for ' . $method_name); |
7855ddba |
120 | } |
121 | } |
de19f115 |
122 | |
663f8198 |
123 | { |
124 | package Foo::Aliasing; |
125 | use metaclass; |
126 | sub alias_me { '...' } |
127 | } |
128 | |
129 | $Foo->alias_method('alias_me' => Foo::Aliasing->meta->get_method('alias_me')); |
130 | |
131 | ok(!$Foo->has_method('alias_me'), '... !Foo->has_method(alias_me) (aliased from Foo::Aliasing)'); |
132 | ok(defined &Foo::alias_me, '... Foo does have a symbol table slow for alias_me though'); |
133 | |
bfe4d0fc |
134 | ok(!$Foo->has_method('blessed'), '... !Foo->has_method(blessed) (imported into Foo)'); |
135 | ok(!$Foo->has_method('boom'), '... !Foo->has_method(boom) (defined in main:: using symbol tables and Sub::Name w/out package name)'); |
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136 | |
bfe4d0fc |
137 | ok(!$Foo->has_method('not_a_real_method'), '... !Foo->has_method(not_a_real_method) (does not exist)'); |
138 | is($Foo->get_method('not_a_real_method'), undef, '... Foo->get_method(not_a_real_method) == undef'); |
139 | |
c9b8b7f9 |
140 | is_deeply( |
141 | [ sort $Foo->get_method_list ], |
142 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob foo) ], |
143 | '... got the right method list for Foo'); |
144 | |
a5eca695 |
145 | is_deeply( |
146 | [ sort { $a->{name} cmp $b->{name} } $Foo->compute_all_applicable_methods() ], |
147 | [ |
148 | map { |
149 | { |
150 | name => $_, |
151 | class => 'Foo', |
7855ddba |
152 | code => $Foo->get_method($_) |
a5eca695 |
153 | } |
154 | } qw( |
155 | FOO_CONSTANT |
156 | bang |
157 | bar |
158 | baz |
159 | blah |
160 | bling |
161 | evaled_foo |
162 | floob |
163 | foo |
164 | ) |
165 | ], |
166 | '... got the right list of applicable methods for Foo'); |
167 | |
7855ddba |
168 | is($Foo->remove_method('foo')->body, $foo, '... removed the foo method'); |
c9b8b7f9 |
169 | ok(!$Foo->has_method('foo'), '... !Foo->has_method(foo) we just removed it'); |
170 | dies_ok { Foo->foo } '... cannot call Foo->foo because it is not there'; |
171 | |
172 | is_deeply( |
173 | [ sort $Foo->get_method_list ], |
174 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob) ], |
175 | '... got the right method list for Foo'); |
176 | |
177 | ok($Foo->remove_method('FOO_CONSTANT'), '... removed the FOO_CONSTANT method'); |
178 | ok(!$Foo->has_method('FOO_CONSTANT'), '... !Foo->has_method(FOO_CONSTANT) we just removed it'); |
179 | dies_ok { Foo->FOO_CONSTANT } '... cannot call Foo->FOO_CONSTANT because it is not there'; |
180 | |
181 | is_deeply( |
182 | [ sort $Foo->get_method_list ], |
183 | [ qw(bang bar baz blah bling evaled_foo floob) ], |
184 | '... got the right method list for Foo'); |
185 | |
bfe4d0fc |
186 | # ... test our class creator |
187 | |
188 | my $Bar = Class::MOP::Class->create( |
88dd563c |
189 | 'Bar' => ( |
c9b8b7f9 |
190 | superclasses => [ 'Foo' ], |
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191 | methods => { |
192 | foo => sub { 'Bar::foo' }, |
193 | bar => sub { 'Bar::bar' }, |
194 | } |
195 | )); |
196 | isa_ok($Bar, 'Class::MOP::Class'); |
197 | |
198 | ok($Bar->has_method('foo'), '... Bar->has_method(foo)'); |
199 | ok($Bar->has_method('bar'), '... Bar->has_method(bar)'); |
200 | |
201 | is(Bar->foo, 'Bar::foo', '... Bar->foo == Bar::foo'); |
202 | is(Bar->bar, 'Bar::bar', '... Bar->bar == Bar::bar'); |
203 | |
204 | lives_ok { |
205 | $Bar->add_method('foo' => sub { 'Bar::foo v2' }); |
206 | } '... overwriting a method is fine'; |
207 | |
208 | ok($Bar->has_method('foo'), '... Bar-> (still) has_method(foo)'); |
209 | is(Bar->foo, 'Bar::foo v2', '... Bar->foo == "Bar::foo v2"'); |
c9b8b7f9 |
210 | |
211 | is_deeply( |
212 | [ sort $Bar->get_method_list ], |
aa448b16 |
213 | [ qw(bar foo meta) ], |
a5eca695 |
214 | '... got the right method list for Bar'); |
215 | |
216 | is_deeply( |
217 | [ sort { $a->{name} cmp $b->{name} } $Bar->compute_all_applicable_methods() ], |
218 | [ |
219 | { |
220 | name => 'bang', |
221 | class => 'Foo', |
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222 | code => $Foo->get_method('bang') |
a5eca695 |
223 | }, |
224 | { |
225 | name => 'bar', |
226 | class => 'Bar', |
7855ddba |
227 | code => $Bar->get_method('bar') |
a5eca695 |
228 | }, |
229 | (map { |
230 | { |
231 | name => $_, |
232 | class => 'Foo', |
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233 | code => $Foo->get_method($_) |
a5eca695 |
234 | } |
235 | } qw( |
236 | baz |
237 | blah |
238 | bling |
239 | evaled_foo |
240 | floob |
241 | )), |
242 | { |
243 | name => 'foo', |
244 | class => 'Bar', |
7855ddba |
245 | code => $Bar->get_method('foo') |
a5eca695 |
246 | }, |
aa448b16 |
247 | { |
248 | name => 'meta', |
249 | class => 'Bar', |
7855ddba |
250 | code => $Bar->get_method('meta') |
aa448b16 |
251 | } |
a5eca695 |
252 | ], |
253 | '... got the right list of applicable methods for Bar'); |
254 | |
255 | |