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0882828e |
1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Test::More tests => 52; |
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7 | use Test::Exception; |
8 | |
9 | BEGIN { |
10 | use_ok('Class::MOP'); |
11 | use_ok('Class::MOP::Class'); |
12 | } |
13 | |
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14 | { # This package tries to test &has_method |
15 | # as exhaustively as possible. More corner |
16 | # cases are welcome :) |
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17 | package Foo; |
18 | |
19 | # import a sub |
20 | use Scalar::Util 'blessed'; |
21 | |
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22 | use constant FOO_CONSTANT => 'Foo-CONSTANT'; |
23 | |
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24 | # define a sub in package |
25 | sub bar { 'Foo::bar' } |
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26 | *baz = \&bar; |
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27 | |
28 | { # method named with Sub::Name inside the package scope |
29 | no strict 'refs'; |
30 | *{'Foo::floob'} = Sub::Name::subname 'floob' => sub { '!floob!' }; |
31 | } |
32 | |
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33 | # We hateses the "used only once" warnings |
34 | { my $temp = \&Foo::baz } |
35 | |
36 | package main; |
37 | |
38 | sub Foo::blah { $_[0]->Foo::baz() } |
39 | |
40 | { |
41 | no strict 'refs'; |
42 | *{'Foo::bling'} = sub { '$$Bling$$' }; |
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43 | *{'Foo::bang'} = Sub::Name::subname 'Foo::bang' => sub { '!BANG!' }; |
44 | *{'Foo::boom'} = Sub::Name::subname 'boom' => sub { '!BOOM!' }; |
45 | |
46 | eval "package Foo; sub evaled_foo { 'Foo::evaled_foo' }"; |
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47 | } |
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48 | } |
49 | |
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50 | my $Foo = Class::MOP::Class->initialize('Foo'); |
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51 | |
52 | my $foo = sub { 'Foo::foo' }; |
53 | |
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54 | ok(!UNIVERSAL::isa($foo, 'Class::MOP::Method'), '... our method is not yet blessed'); |
55 | |
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56 | lives_ok { |
57 | $Foo->add_method('foo' => $foo); |
58 | } '... we added the method successfully'; |
59 | |
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60 | isa_ok($foo, 'Class::MOP::Method'); |
61 | |
62 | is($foo->name, 'foo', '... got the right name for the method'); |
63 | is($foo->package_name, 'Foo', '... got the right package name for the method'); |
64 | |
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65 | ok($Foo->has_method('foo'), '... Foo->has_method(foo) (defined with Sub::Name)'); |
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66 | |
67 | is($Foo->get_method('foo'), $foo, '... Foo->get_method(foo) == \&foo'); |
68 | is(Foo->foo(), 'Foo::foo', '... Foo->foo() returns "Foo::foo"'); |
69 | |
70 | # now check all our other items ... |
71 | |
72 | ok($Foo->has_method('FOO_CONSTANT'), '... Foo->has_method(FOO_CONSTANT) (defined w/ use constant)'); |
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73 | ok($Foo->has_method('bar'), '... Foo->has_method(bar) (defined in Foo)'); |
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74 | ok($Foo->has_method('baz'), '... Foo->has_method(baz) (typeglob aliased within Foo)'); |
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75 | ok($Foo->has_method('floob'), '... Foo->has_method(floob) (defined in Foo:: using symbol tables and Sub::Name w/out package name)'); |
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76 | ok($Foo->has_method('blah'), '... Foo->has_method(blah) (defined in main:: using fully qualified package name)'); |
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77 | ok($Foo->has_method('bling'), '... Foo->has_method(bling) (defined in main:: using symbol tables (no Sub::Name))'); |
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78 | ok($Foo->has_method('bang'), '... Foo->has_method(bang) (defined in main:: using symbol tables and Sub::Name)'); |
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79 | ok($Foo->has_method('evaled_foo'), '... Foo->has_method(evaled_foo) (evaled in main::)'); |
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80 | |
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81 | # calling get_method blessed them all |
82 | isa_ok($_, 'Class::MOP::Method') for ( |
83 | \&Foo::FOO_CONSTANT, |
84 | \&Foo::bar, |
85 | \&Foo::baz, |
86 | \&Foo::floob, |
87 | \&Foo::blah, |
88 | \&Foo::bling, |
89 | \&Foo::bang, |
90 | \&Foo::evaled_foo, |
91 | ); |
92 | |
663f8198 |
93 | { |
94 | package Foo::Aliasing; |
95 | use metaclass; |
96 | sub alias_me { '...' } |
97 | } |
98 | |
99 | $Foo->alias_method('alias_me' => Foo::Aliasing->meta->get_method('alias_me')); |
100 | |
101 | ok(!$Foo->has_method('alias_me'), '... !Foo->has_method(alias_me) (aliased from Foo::Aliasing)'); |
102 | ok(defined &Foo::alias_me, '... Foo does have a symbol table slow for alias_me though'); |
103 | |
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104 | ok(!$Foo->has_method('blessed'), '... !Foo->has_method(blessed) (imported into Foo)'); |
105 | ok(!$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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106 | |
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107 | ok(!$Foo->has_method('not_a_real_method'), '... !Foo->has_method(not_a_real_method) (does not exist)'); |
108 | is($Foo->get_method('not_a_real_method'), undef, '... Foo->get_method(not_a_real_method) == undef'); |
109 | |
c9b8b7f9 |
110 | is_deeply( |
111 | [ sort $Foo->get_method_list ], |
112 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob foo) ], |
113 | '... got the right method list for Foo'); |
114 | |
a5eca695 |
115 | is_deeply( |
116 | [ sort { $a->{name} cmp $b->{name} } $Foo->compute_all_applicable_methods() ], |
117 | [ |
118 | map { |
119 | { |
120 | name => $_, |
121 | class => 'Foo', |
122 | code => $Foo->get_method($_) |
123 | } |
124 | } qw( |
125 | FOO_CONSTANT |
126 | bang |
127 | bar |
128 | baz |
129 | blah |
130 | bling |
131 | evaled_foo |
132 | floob |
133 | foo |
134 | ) |
135 | ], |
136 | '... got the right list of applicable methods for Foo'); |
137 | |
c9b8b7f9 |
138 | is($Foo->remove_method('foo'), $foo, '... removed the foo method'); |
139 | ok(!$Foo->has_method('foo'), '... !Foo->has_method(foo) we just removed it'); |
140 | dies_ok { Foo->foo } '... cannot call Foo->foo because it is not there'; |
141 | |
142 | is_deeply( |
143 | [ sort $Foo->get_method_list ], |
144 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob) ], |
145 | '... got the right method list for Foo'); |
146 | |
147 | ok($Foo->remove_method('FOO_CONSTANT'), '... removed the FOO_CONSTANT method'); |
148 | ok(!$Foo->has_method('FOO_CONSTANT'), '... !Foo->has_method(FOO_CONSTANT) we just removed it'); |
149 | dies_ok { Foo->FOO_CONSTANT } '... cannot call Foo->FOO_CONSTANT because it is not there'; |
150 | |
151 | is_deeply( |
152 | [ sort $Foo->get_method_list ], |
153 | [ qw(bang bar baz blah bling evaled_foo floob) ], |
154 | '... got the right method list for Foo'); |
155 | |
bfe4d0fc |
156 | # ... test our class creator |
157 | |
158 | my $Bar = Class::MOP::Class->create( |
159 | 'Bar' => '0.10' => ( |
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160 | superclasses => [ 'Foo' ], |
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161 | methods => { |
162 | foo => sub { 'Bar::foo' }, |
163 | bar => sub { 'Bar::bar' }, |
164 | } |
165 | )); |
166 | isa_ok($Bar, 'Class::MOP::Class'); |
167 | |
168 | ok($Bar->has_method('foo'), '... Bar->has_method(foo)'); |
169 | ok($Bar->has_method('bar'), '... Bar->has_method(bar)'); |
170 | |
171 | is(Bar->foo, 'Bar::foo', '... Bar->foo == Bar::foo'); |
172 | is(Bar->bar, 'Bar::bar', '... Bar->bar == Bar::bar'); |
173 | |
174 | lives_ok { |
175 | $Bar->add_method('foo' => sub { 'Bar::foo v2' }); |
176 | } '... overwriting a method is fine'; |
177 | |
178 | ok($Bar->has_method('foo'), '... Bar-> (still) has_method(foo)'); |
179 | is(Bar->foo, 'Bar::foo v2', '... Bar->foo == "Bar::foo v2"'); |
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180 | |
181 | is_deeply( |
182 | [ sort $Bar->get_method_list ], |
aa448b16 |
183 | [ qw(bar foo meta) ], |
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184 | '... got the right method list for Bar'); |
185 | |
186 | is_deeply( |
187 | [ sort { $a->{name} cmp $b->{name} } $Bar->compute_all_applicable_methods() ], |
188 | [ |
189 | { |
190 | name => 'bang', |
191 | class => 'Foo', |
192 | code => $Foo->get_method('bang') |
193 | }, |
194 | { |
195 | name => 'bar', |
196 | class => 'Bar', |
197 | code => $Bar->get_method('bar') |
198 | }, |
199 | (map { |
200 | { |
201 | name => $_, |
202 | class => 'Foo', |
203 | code => $Foo->get_method($_) |
204 | } |
205 | } qw( |
206 | baz |
207 | blah |
208 | bling |
209 | evaled_foo |
210 | floob |
211 | )), |
212 | { |
213 | name => 'foo', |
214 | class => 'Bar', |
215 | code => $Bar->get_method('foo') |
216 | }, |
aa448b16 |
217 | { |
218 | name => 'meta', |
219 | class => 'Bar', |
220 | code => $Bar->get_method('meta') |
221 | } |
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222 | ], |
223 | '... got the right list of applicable methods for Bar'); |
224 | |
225 | |