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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 => 56; |
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7 | use Test::Exception; |
8 | |
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9 | use Scalar::Util qw/reftype/; |
10 | |
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11 | BEGIN { |
12 | use_ok('Class::MOP'); |
13 | use_ok('Class::MOP::Class'); |
14 | } |
15 | |
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16 | { # This package tries to test &has_method |
17 | # as exhaustively as possible. More corner |
18 | # cases are welcome :) |
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19 | package Foo; |
20 | |
21 | # import a sub |
22 | use Scalar::Util 'blessed'; |
23 | |
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24 | use constant FOO_CONSTANT => 'Foo-CONSTANT'; |
25 | |
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26 | # define a sub in package |
27 | sub bar { 'Foo::bar' } |
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28 | *baz = \&bar; |
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29 | |
30 | { # method named with Sub::Name inside the package scope |
31 | no strict 'refs'; |
32 | *{'Foo::floob'} = Sub::Name::subname 'floob' => sub { '!floob!' }; |
33 | } |
34 | |
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35 | # We hateses the "used only once" warnings |
36 | { my $temp = \&Foo::baz } |
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37 | |
38 | package OinkyBoinky; |
39 | our @ISA = "Foo"; |
40 | |
41 | sub elk { 'OinkyBoinky::elk' } |
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42 | |
43 | package main; |
44 | |
45 | sub Foo::blah { $_[0]->Foo::baz() } |
46 | |
47 | { |
48 | no strict 'refs'; |
49 | *{'Foo::bling'} = sub { '$$Bling$$' }; |
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50 | *{'Foo::bang'} = Sub::Name::subname 'Foo::bang' => sub { '!BANG!' }; |
51 | *{'Foo::boom'} = Sub::Name::subname 'boom' => sub { '!BOOM!' }; |
52 | |
53 | eval "package Foo; sub evaled_foo { 'Foo::evaled_foo' }"; |
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54 | } |
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55 | } |
56 | |
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57 | my $Foo = Class::MOP::Class->initialize('Foo'); |
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58 | |
59 | my $foo = sub { 'Foo::foo' }; |
60 | |
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61 | ok(!UNIVERSAL::isa($foo, 'Class::MOP::Method'), '... our method is not yet blessed'); |
62 | |
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63 | lives_ok { |
64 | $Foo->add_method('foo' => $foo); |
65 | } '... we added the method successfully'; |
66 | |
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67 | isa_ok($foo, 'Class::MOP::Method'); |
68 | |
69 | is($foo->name, 'foo', '... got the right name for the method'); |
70 | is($foo->package_name, 'Foo', '... got the right package name for the method'); |
71 | |
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72 | ok($Foo->has_method('foo'), '... Foo->has_method(foo) (defined with Sub::Name)'); |
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73 | |
74 | is($Foo->get_method('foo'), $foo, '... Foo->get_method(foo) == \&foo'); |
75 | is(Foo->foo(), 'Foo::foo', '... Foo->foo() returns "Foo::foo"'); |
76 | |
77 | # now check all our other items ... |
78 | |
79 | ok($Foo->has_method('FOO_CONSTANT'), '... Foo->has_method(FOO_CONSTANT) (defined w/ use constant)'); |
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80 | ok($Foo->has_method('bar'), '... Foo->has_method(bar) (defined in Foo)'); |
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81 | ok($Foo->has_method('baz'), '... Foo->has_method(baz) (typeglob aliased within Foo)'); |
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82 | ok($Foo->has_method('floob'), '... Foo->has_method(floob) (defined in Foo:: using symbol tables and Sub::Name w/out package name)'); |
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83 | ok($Foo->has_method('blah'), '... Foo->has_method(blah) (defined in main:: using fully qualified package name)'); |
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84 | ok($Foo->has_method('bling'), '... Foo->has_method(bling) (defined in main:: using symbol tables (no Sub::Name))'); |
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85 | ok($Foo->has_method('bang'), '... Foo->has_method(bang) (defined in main:: using symbol tables and Sub::Name)'); |
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86 | ok($Foo->has_method('evaled_foo'), '... Foo->has_method(evaled_foo) (evaled in main::)'); |
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87 | |
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88 | my $OinkyBoinky = Class::MOP::Class->initialize('OinkyBoinky'); |
89 | |
90 | ok($OinkyBoinky->has_method('elk'), "the method 'elk' is defined in OinkyBoinky"); |
91 | |
92 | ok(!$OinkyBoinky->has_method('bar'), "the method 'bar' is not defined in OinkyBoinky"); |
93 | |
94 | ok(my $bar = $OinkyBoinky->find_method_by_name('bar'), "but if you look in the inheritence chain then 'bar' does exist"); |
95 | |
96 | is( reftype($bar), "CODE", "the returned value is a code ref" ); |
97 | |
98 | |
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99 | # calling get_method blessed them all |
100 | isa_ok($_, 'Class::MOP::Method') for ( |
101 | \&Foo::FOO_CONSTANT, |
102 | \&Foo::bar, |
103 | \&Foo::baz, |
104 | \&Foo::floob, |
105 | \&Foo::blah, |
106 | \&Foo::bling, |
107 | \&Foo::bang, |
108 | \&Foo::evaled_foo, |
109 | ); |
110 | |
663f8198 |
111 | { |
112 | package Foo::Aliasing; |
113 | use metaclass; |
114 | sub alias_me { '...' } |
115 | } |
116 | |
117 | $Foo->alias_method('alias_me' => Foo::Aliasing->meta->get_method('alias_me')); |
118 | |
119 | ok(!$Foo->has_method('alias_me'), '... !Foo->has_method(alias_me) (aliased from Foo::Aliasing)'); |
120 | ok(defined &Foo::alias_me, '... Foo does have a symbol table slow for alias_me though'); |
121 | |
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122 | ok(!$Foo->has_method('blessed'), '... !Foo->has_method(blessed) (imported into Foo)'); |
123 | ok(!$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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124 | |
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125 | ok(!$Foo->has_method('not_a_real_method'), '... !Foo->has_method(not_a_real_method) (does not exist)'); |
126 | is($Foo->get_method('not_a_real_method'), undef, '... Foo->get_method(not_a_real_method) == undef'); |
127 | |
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128 | is_deeply( |
129 | [ sort $Foo->get_method_list ], |
130 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob foo) ], |
131 | '... got the right method list for Foo'); |
132 | |
a5eca695 |
133 | is_deeply( |
134 | [ sort { $a->{name} cmp $b->{name} } $Foo->compute_all_applicable_methods() ], |
135 | [ |
136 | map { |
137 | { |
138 | name => $_, |
139 | class => 'Foo', |
140 | code => $Foo->get_method($_) |
141 | } |
142 | } qw( |
143 | FOO_CONSTANT |
144 | bang |
145 | bar |
146 | baz |
147 | blah |
148 | bling |
149 | evaled_foo |
150 | floob |
151 | foo |
152 | ) |
153 | ], |
154 | '... got the right list of applicable methods for Foo'); |
155 | |
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156 | is($Foo->remove_method('foo'), $foo, '... removed the foo method'); |
157 | ok(!$Foo->has_method('foo'), '... !Foo->has_method(foo) we just removed it'); |
158 | dies_ok { Foo->foo } '... cannot call Foo->foo because it is not there'; |
159 | |
160 | is_deeply( |
161 | [ sort $Foo->get_method_list ], |
162 | [ qw(FOO_CONSTANT bang bar baz blah bling evaled_foo floob) ], |
163 | '... got the right method list for Foo'); |
164 | |
165 | ok($Foo->remove_method('FOO_CONSTANT'), '... removed the FOO_CONSTANT method'); |
166 | ok(!$Foo->has_method('FOO_CONSTANT'), '... !Foo->has_method(FOO_CONSTANT) we just removed it'); |
167 | dies_ok { Foo->FOO_CONSTANT } '... cannot call Foo->FOO_CONSTANT because it is not there'; |
168 | |
169 | is_deeply( |
170 | [ sort $Foo->get_method_list ], |
171 | [ qw(bang bar baz blah bling evaled_foo floob) ], |
172 | '... got the right method list for Foo'); |
173 | |
bfe4d0fc |
174 | # ... test our class creator |
175 | |
176 | my $Bar = Class::MOP::Class->create( |
177 | 'Bar' => '0.10' => ( |
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178 | superclasses => [ 'Foo' ], |
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179 | methods => { |
180 | foo => sub { 'Bar::foo' }, |
181 | bar => sub { 'Bar::bar' }, |
182 | } |
183 | )); |
184 | isa_ok($Bar, 'Class::MOP::Class'); |
185 | |
186 | ok($Bar->has_method('foo'), '... Bar->has_method(foo)'); |
187 | ok($Bar->has_method('bar'), '... Bar->has_method(bar)'); |
188 | |
189 | is(Bar->foo, 'Bar::foo', '... Bar->foo == Bar::foo'); |
190 | is(Bar->bar, 'Bar::bar', '... Bar->bar == Bar::bar'); |
191 | |
192 | lives_ok { |
193 | $Bar->add_method('foo' => sub { 'Bar::foo v2' }); |
194 | } '... overwriting a method is fine'; |
195 | |
196 | ok($Bar->has_method('foo'), '... Bar-> (still) has_method(foo)'); |
197 | is(Bar->foo, 'Bar::foo v2', '... Bar->foo == "Bar::foo v2"'); |
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198 | |
199 | is_deeply( |
200 | [ sort $Bar->get_method_list ], |
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201 | [ qw(bar foo meta) ], |
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202 | '... got the right method list for Bar'); |
203 | |
204 | is_deeply( |
205 | [ sort { $a->{name} cmp $b->{name} } $Bar->compute_all_applicable_methods() ], |
206 | [ |
207 | { |
208 | name => 'bang', |
209 | class => 'Foo', |
210 | code => $Foo->get_method('bang') |
211 | }, |
212 | { |
213 | name => 'bar', |
214 | class => 'Bar', |
215 | code => $Bar->get_method('bar') |
216 | }, |
217 | (map { |
218 | { |
219 | name => $_, |
220 | class => 'Foo', |
221 | code => $Foo->get_method($_) |
222 | } |
223 | } qw( |
224 | baz |
225 | blah |
226 | bling |
227 | evaled_foo |
228 | floob |
229 | )), |
230 | { |
231 | name => 'foo', |
232 | class => 'Bar', |
233 | code => $Bar->get_method('foo') |
234 | }, |
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235 | { |
236 | name => 'meta', |
237 | class => 'Bar', |
238 | code => $Bar->get_method('meta') |
239 | } |
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240 | ], |
241 | '... got the right list of applicable methods for Bar'); |
242 | |
243 | |