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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 => 40; |
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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 | |
54 | lives_ok { |
55 | $Foo->add_method('foo' => $foo); |
56 | } '... we added the method successfully'; |
57 | |
58 | ok($Foo->has_method('foo'), '... Foo->has_method(foo) (defined with Sub::Name)'); |
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59 | |
60 | is($Foo->get_method('foo'), $foo, '... Foo->get_method(foo) == \&foo'); |
61 | is(Foo->foo(), 'Foo::foo', '... Foo->foo() returns "Foo::foo"'); |
62 | |
63 | # now check all our other items ... |
64 | |
65 | ok($Foo->has_method('FOO_CONSTANT'), '... Foo->has_method(FOO_CONSTANT) (defined w/ use constant)'); |
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66 | ok($Foo->has_method('bar'), '... Foo->has_method(bar) (defined in Foo)'); |
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67 | ok($Foo->has_method('baz'), '... Foo->has_method(baz) (typeglob aliased within Foo)'); |
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68 | ok($Foo->has_method('floob'), '... Foo->has_method(floob) (defined in Foo:: using symbol tables and Sub::Name w/out package name)'); |
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69 | ok($Foo->has_method('blah'), '... Foo->has_method(blah) (defined in main:: using fully qualified package name)'); |
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70 | ok($Foo->has_method('bling'), '... Foo->has_method(bling) (defined in main:: using symbol tables (no Sub::Name))'); |
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71 | ok($Foo->has_method('bang'), '... Foo->has_method(bang) (defined in main:: using symbol tables and Sub::Name)'); |
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72 | ok($Foo->has_method('evaled_foo'), '... Foo->has_method(evaled_foo) (evaled in main::)'); |
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73 | |
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74 | { |
75 | package Foo::Aliasing; |
76 | use metaclass; |
77 | sub alias_me { '...' } |
78 | } |
79 | |
80 | $Foo->alias_method('alias_me' => Foo::Aliasing->meta->get_method('alias_me')); |
81 | |
82 | ok(!$Foo->has_method('alias_me'), '... !Foo->has_method(alias_me) (aliased from Foo::Aliasing)'); |
83 | ok(defined &Foo::alias_me, '... Foo does have a symbol table slow for alias_me though'); |
84 | |
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85 | ok(!$Foo->has_method('blessed'), '... !Foo->has_method(blessed) (imported into Foo)'); |
86 | ok(!$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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87 | |
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88 | ok(!$Foo->has_method('not_a_real_method'), '... !Foo->has_method(not_a_real_method) (does not exist)'); |
89 | is($Foo->get_method('not_a_real_method'), undef, '... Foo->get_method(not_a_real_method) == undef'); |
90 | |
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91 | is_deeply( |
92 | [ sort $Foo->get_method_list ], |
93 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob foo) ], |
94 | '... got the right method list for Foo'); |
95 | |
a5eca695 |
96 | is_deeply( |
97 | [ sort { $a->{name} cmp $b->{name} } $Foo->compute_all_applicable_methods() ], |
98 | [ |
99 | map { |
100 | { |
101 | name => $_, |
102 | class => 'Foo', |
103 | code => $Foo->get_method($_) |
104 | } |
105 | } qw( |
106 | FOO_CONSTANT |
107 | bang |
108 | bar |
109 | baz |
110 | blah |
111 | bling |
112 | evaled_foo |
113 | floob |
114 | foo |
115 | ) |
116 | ], |
117 | '... got the right list of applicable methods for Foo'); |
118 | |
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119 | is($Foo->remove_method('foo'), $foo, '... removed the foo method'); |
120 | ok(!$Foo->has_method('foo'), '... !Foo->has_method(foo) we just removed it'); |
121 | dies_ok { Foo->foo } '... cannot call Foo->foo because it is not there'; |
122 | |
123 | is_deeply( |
124 | [ sort $Foo->get_method_list ], |
125 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob) ], |
126 | '... got the right method list for Foo'); |
127 | |
128 | ok($Foo->remove_method('FOO_CONSTANT'), '... removed the FOO_CONSTANT method'); |
129 | ok(!$Foo->has_method('FOO_CONSTANT'), '... !Foo->has_method(FOO_CONSTANT) we just removed it'); |
130 | dies_ok { Foo->FOO_CONSTANT } '... cannot call Foo->FOO_CONSTANT because it is not there'; |
131 | |
132 | is_deeply( |
133 | [ sort $Foo->get_method_list ], |
134 | [ qw(bang bar baz blah bling evaled_foo floob) ], |
135 | '... got the right method list for Foo'); |
136 | |
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137 | # ... test our class creator |
138 | |
139 | my $Bar = Class::MOP::Class->create( |
140 | 'Bar' => '0.10' => ( |
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141 | superclasses => [ 'Foo' ], |
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142 | methods => { |
143 | foo => sub { 'Bar::foo' }, |
144 | bar => sub { 'Bar::bar' }, |
145 | } |
146 | )); |
147 | isa_ok($Bar, 'Class::MOP::Class'); |
148 | |
149 | ok($Bar->has_method('foo'), '... Bar->has_method(foo)'); |
150 | ok($Bar->has_method('bar'), '... Bar->has_method(bar)'); |
151 | |
152 | is(Bar->foo, 'Bar::foo', '... Bar->foo == Bar::foo'); |
153 | is(Bar->bar, 'Bar::bar', '... Bar->bar == Bar::bar'); |
154 | |
155 | lives_ok { |
156 | $Bar->add_method('foo' => sub { 'Bar::foo v2' }); |
157 | } '... overwriting a method is fine'; |
158 | |
159 | ok($Bar->has_method('foo'), '... Bar-> (still) has_method(foo)'); |
160 | is(Bar->foo, 'Bar::foo v2', '... Bar->foo == "Bar::foo v2"'); |
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161 | |
162 | is_deeply( |
163 | [ sort $Bar->get_method_list ], |
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164 | [ qw(bar foo meta) ], |
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165 | '... got the right method list for Bar'); |
166 | |
167 | is_deeply( |
168 | [ sort { $a->{name} cmp $b->{name} } $Bar->compute_all_applicable_methods() ], |
169 | [ |
170 | { |
171 | name => 'bang', |
172 | class => 'Foo', |
173 | code => $Foo->get_method('bang') |
174 | }, |
175 | { |
176 | name => 'bar', |
177 | class => 'Bar', |
178 | code => $Bar->get_method('bar') |
179 | }, |
180 | (map { |
181 | { |
182 | name => $_, |
183 | class => 'Foo', |
184 | code => $Foo->get_method($_) |
185 | } |
186 | } qw( |
187 | baz |
188 | blah |
189 | bling |
190 | evaled_foo |
191 | floob |
192 | )), |
193 | { |
194 | name => 'foo', |
195 | class => 'Bar', |
196 | code => $Bar->get_method('foo') |
197 | }, |
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198 | { |
199 | name => 'meta', |
200 | class => 'Bar', |
201 | code => $Bar->get_method('meta') |
202 | } |
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203 | ], |
204 | '... got the right list of applicable methods for Bar'); |
205 | |
206 | |