Commit | Line | Data |
38bf2a25 |
1 | use strict; |
2 | use warnings; |
3 | |
4 | use Test::More; |
5 | use Test::Fatal; |
6 | |
7 | use Scalar::Util qw/reftype/; |
8 | use Sub::Name; |
9 | |
10 | use Class::MOP; |
11 | use Class::MOP::Class; |
12 | use Class::MOP::Method; |
13 | |
14 | { |
15 | # This package tries to test &has_method as exhaustively as |
16 | # possible. More corner cases are welcome :) |
17 | package Foo; |
18 | |
19 | # import a sub |
20 | use Scalar::Util 'blessed'; |
21 | |
22 | sub pie; |
23 | sub cake (); |
24 | |
25 | use constant FOO_CONSTANT => 'Foo-CONSTANT'; |
26 | |
27 | # define a sub in package |
28 | sub bar {'Foo::bar'} |
29 | *baz = \&bar; |
30 | |
31 | # create something with the typeglob inside the package |
32 | *baaz = sub {'Foo::baaz'}; |
33 | |
34 | { # method named with Sub::Name inside the package scope |
35 | no strict 'refs'; |
36 | *{'Foo::floob'} = Sub::Name::subname 'floob' => sub {'!floob!'}; |
37 | } |
38 | |
39 | # We hateses the "used only once" warnings |
40 | { |
41 | my $temp1 = \&Foo::baz; |
42 | my $temp2 = \&Foo::baaz; |
43 | } |
44 | |
45 | package OinkyBoinky; |
46 | our @ISA = "Foo"; |
47 | |
48 | sub elk {'OinkyBoinky::elk'} |
49 | |
50 | package main; |
51 | |
52 | sub Foo::blah { $_[0]->Foo::baz() } |
53 | |
54 | { |
55 | no strict 'refs'; |
56 | *{'Foo::bling'} = sub {'$$Bling$$'}; |
57 | *{'Foo::bang'} = Sub::Name::subname 'Foo::bang' => sub {'!BANG!'}; |
58 | *{'Foo::boom'} = Sub::Name::subname 'boom' => sub {'!BOOM!'}; |
59 | |
60 | eval "package Foo; sub evaled_foo { 'Foo::evaled_foo' }"; |
61 | } |
62 | } |
63 | |
64 | my $Foo = Class::MOP::Class->initialize('Foo'); |
65 | |
66 | is join(' ', sort $Foo->get_method_list), |
67 | 'FOO_CONSTANT baaz bang bar baz blah cake evaled_foo floob pie'; |
68 | |
69 | ok( $Foo->has_method('pie'), '... got the method stub pie' ); |
70 | ok( $Foo->has_method('cake'), '... got the constant method stub cake' ); |
71 | |
72 | my $foo = sub {'Foo::foo'}; |
73 | |
74 | ok( !UNIVERSAL::isa( $foo, 'Class::MOP::Method' ), |
75 | '... our method is not yet blessed' ); |
76 | |
77 | is( exception { |
78 | $Foo->add_method( 'foo' => $foo ); |
79 | }, undef, '... we added the method successfully' ); |
80 | |
81 | my $foo_method = $Foo->get_method('foo'); |
82 | |
83 | isa_ok( $foo_method, 'Class::MOP::Method' ); |
84 | |
85 | is( $foo_method->name, 'foo', '... got the right name for the method' ); |
86 | is( $foo_method->package_name, 'Foo', |
87 | '... got the right package name for the method' ); |
88 | |
89 | ok( $Foo->has_method('foo'), |
90 | '... Foo->has_method(foo) (defined with Sub::Name)' ); |
91 | |
92 | is( $Foo->get_method('foo')->body, $foo, |
93 | '... Foo->get_method(foo) == \&foo' ); |
94 | is( $Foo->get_method('foo')->execute, 'Foo::foo', |
95 | '... _method_foo->execute returns "Foo::foo"' ); |
96 | is( Foo->foo(), 'Foo::foo', '... Foo->foo() returns "Foo::foo"' ); |
97 | |
98 | # now check all our other items ... |
99 | |
100 | ok( $Foo->has_method('FOO_CONSTANT'), |
101 | '... not Foo->has_method(FOO_CONSTANT) (defined w/ use constant)' ); |
102 | ok( !$Foo->has_method('bling'), |
103 | '... not Foo->has_method(bling) (defined in main:: using symbol tables (no Sub::Name))' |
104 | ); |
105 | |
106 | ok( $Foo->has_method('bar'), '... Foo->has_method(bar) (defined in Foo)' ); |
107 | ok( $Foo->has_method('baz'), |
108 | '... Foo->has_method(baz) (typeglob aliased within Foo)' ); |
109 | ok( $Foo->has_method('baaz'), |
110 | '... Foo->has_method(baaz) (typeglob aliased within Foo)' ); |
111 | ok( $Foo->has_method('floob'), |
112 | '... Foo->has_method(floob) (defined in Foo:: using symbol tables and Sub::Name w/out package name)' |
113 | ); |
114 | ok( $Foo->has_method('blah'), |
115 | '... Foo->has_method(blah) (defined in main:: using fully qualified package name)' |
116 | ); |
117 | ok( $Foo->has_method('bang'), |
118 | '... Foo->has_method(bang) (defined in main:: using symbol tables and Sub::Name)' |
119 | ); |
120 | ok( $Foo->has_method('evaled_foo'), |
121 | '... Foo->has_method(evaled_foo) (evaled in main::)' ); |
122 | |
123 | my $OinkyBoinky = Class::MOP::Class->initialize('OinkyBoinky'); |
124 | |
125 | ok( $OinkyBoinky->has_method('elk'), |
126 | "the method 'elk' is defined in OinkyBoinky" ); |
127 | |
128 | ok( !$OinkyBoinky->has_method('bar'), |
129 | "the method 'bar' is not defined in OinkyBoinky" ); |
130 | |
131 | ok( my $bar = $OinkyBoinky->find_method_by_name('bar'), |
132 | "but if you look in the inheritence chain then 'bar' does exist" ); |
133 | |
134 | is( reftype( $bar->body ), "CODE", "the returned value is a code ref" ); |
135 | |
136 | # calling get_method blessed them all |
137 | for my $method_name ( |
138 | qw/baaz |
139 | bar |
140 | baz |
141 | floob |
142 | blah |
143 | bang |
144 | evaled_foo |
145 | FOO_CONSTANT/ |
146 | ) { |
147 | isa_ok( $Foo->get_method($method_name), 'Class::MOP::Method' ); |
148 | { |
149 | no strict 'refs'; |
150 | is( $Foo->get_method($method_name)->body, |
151 | \&{ 'Foo::' . $method_name }, |
152 | '... body matches CODE ref in package for ' . $method_name ); |
153 | } |
154 | } |
155 | |
156 | for my $method_name ( |
157 | qw/ |
158 | bling |
159 | / |
160 | ) { |
161 | is( ref( $Foo->get_package_symbol( '&' . $method_name ) ), 'CODE', |
162 | '... got the __ANON__ methods' ); |
163 | { |
164 | no strict 'refs'; |
165 | is( $Foo->get_package_symbol( '&' . $method_name ), |
166 | \&{ 'Foo::' . $method_name }, |
167 | '... symbol matches CODE ref in package for ' . $method_name ); |
168 | } |
169 | } |
170 | |
171 | ok( !$Foo->has_method('blessed'), |
172 | '... !Foo->has_method(blessed) (imported into Foo)' ); |
173 | ok( !$Foo->has_method('boom'), |
174 | '... !Foo->has_method(boom) (defined in main:: using symbol tables and Sub::Name w/out package name)' |
175 | ); |
176 | |
177 | ok( !$Foo->has_method('not_a_real_method'), |
178 | '... !Foo->has_method(not_a_real_method) (does not exist)' ); |
179 | is( $Foo->get_method('not_a_real_method'), undef, |
180 | '... Foo->get_method(not_a_real_method) == undef' ); |
181 | |
182 | is_deeply( |
183 | [ sort $Foo->get_method_list ], |
184 | [qw(FOO_CONSTANT baaz bang bar baz blah cake evaled_foo floob foo pie)], |
185 | '... got the right method list for Foo' |
186 | ); |
187 | |
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188 | my @universal_methods = qw/isa can VERSION/; |
189 | push @universal_methods, 'DOES' if $] >= 5.010; |
190 | |
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191 | is_deeply( |
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192 | [ |
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193 | map { $_->name => $_ } |
194 | sort { $a->name cmp $b->name } $Foo->get_all_methods() |
195 | ], |
196 | [ |
197 | map { $_->name => $_ } |
198 | map { $Foo->find_method_by_name($_) } |
199 | sort qw( |
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200 | FOO_CONSTANT |
201 | baaz |
202 | bang |
203 | bar |
204 | baz |
205 | blah |
206 | cake |
207 | evaled_foo |
208 | floob |
209 | foo |
210 | pie |
bcaddfbc |
211 | ), |
212 | @universal_methods, |
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213 | ], |
214 | '... got the right list of applicable methods for Foo' |
215 | ); |
216 | |
217 | is( $Foo->remove_method('foo')->body, $foo, '... removed the foo method' ); |
218 | ok( !$Foo->has_method('foo'), |
219 | '... !Foo->has_method(foo) we just removed it' ); |
220 | isnt( exception { Foo->foo }, undef, '... cannot call Foo->foo because it is not there' ); |
221 | |
222 | is_deeply( |
223 | [ sort $Foo->get_method_list ], |
224 | [qw(FOO_CONSTANT baaz bang bar baz blah cake evaled_foo floob pie)], |
225 | '... got the right method list for Foo' |
226 | ); |
227 | |
228 | # ... test our class creator |
229 | |
230 | my $Bar = Class::MOP::Class->create( |
231 | package => 'Bar', |
232 | superclasses => ['Foo'], |
233 | methods => { |
234 | foo => sub {'Bar::foo'}, |
235 | bar => sub {'Bar::bar'}, |
236 | } |
237 | ); |
238 | isa_ok( $Bar, 'Class::MOP::Class' ); |
239 | |
240 | ok( $Bar->has_method('foo'), '... Bar->has_method(foo)' ); |
241 | ok( $Bar->has_method('bar'), '... Bar->has_method(bar)' ); |
242 | |
243 | is( Bar->foo, 'Bar::foo', '... Bar->foo == Bar::foo' ); |
244 | is( Bar->bar, 'Bar::bar', '... Bar->bar == Bar::bar' ); |
245 | |
246 | is( exception { |
247 | $Bar->add_method( 'foo' => sub {'Bar::foo v2'} ); |
248 | }, undef, '... overwriting a method is fine' ); |
249 | |
250 | is_deeply( [ Class::MOP::get_code_info( $Bar->get_method('foo')->body ) ], |
251 | [ "Bar", "foo" ], "subname applied to anonymous method" ); |
252 | |
253 | ok( $Bar->has_method('foo'), '... Bar-> (still) has_method(foo)' ); |
254 | is( Bar->foo, 'Bar::foo v2', '... Bar->foo == "Bar::foo v2"' ); |
255 | |
256 | is_deeply( |
257 | [ sort $Bar->get_method_list ], |
258 | [qw(bar foo meta)], |
259 | '... got the right method list for Bar' |
260 | ); |
261 | |
262 | is_deeply( |
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263 | [ |
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264 | map { $_->name => $_ } |
265 | sort { $a->name cmp $b->name } $Bar->get_all_methods() |
266 | ], |
267 | [ |
268 | map { $_->name => $_ } |
269 | sort { $a->name cmp $b->name } ( |
270 | $Foo->get_method('FOO_CONSTANT'), |
271 | $Foo->get_method('baaz'), |
272 | $Foo->get_method('bang'), |
273 | $Bar->get_method('bar'), |
274 | ( |
275 | map { $Foo->get_method($_) } |
276 | qw( |
277 | baz |
278 | blah |
279 | cake |
280 | evaled_foo |
281 | floob |
282 | ) |
283 | ), |
284 | $Bar->get_method('foo'), |
285 | $Bar->get_method('meta'), |
286 | $Foo->get_method('pie'), |
287 | ( map { $Bar->find_next_method_by_name($_) } @universal_methods ) |
288 | ) |
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289 | ], |
290 | '... got the right list of applicable methods for Bar' |
291 | ); |
292 | |
293 | my $method = Class::MOP::Method->wrap( |
294 | name => 'objecty', |
295 | package_name => 'Whatever', |
296 | body => sub {q{I am an object, and I feel an object's pain}}, |
297 | ); |
298 | |
299 | Bar->meta->add_method( $method->name, $method ); |
300 | |
301 | my $new_method = Bar->meta->get_method('objecty'); |
302 | |
303 | isnt( $method, $new_method, |
304 | 'add_method clones method objects as they are added' ); |
305 | is( $new_method->original_method, $method, |
306 | '... the cloned method has the correct original method' ) |
307 | or diag $new_method->dump; |
308 | |
309 | { |
310 | package CustomAccessor; |
311 | |
312 | use Class::MOP; |
313 | |
314 | my $meta = Class::MOP::Class->initialize(__PACKAGE__); |
315 | |
316 | $meta->add_attribute( |
317 | foo => ( |
318 | accessor => 'foo', |
319 | ) |
320 | ); |
321 | |
322 | { |
323 | no warnings 'redefine', 'once'; |
324 | *foo = sub { |
325 | my $self = shift; |
326 | $self->{custom_store} = $_[0]; |
327 | }; |
328 | } |
329 | |
330 | $meta->add_around_method_modifier( |
331 | 'foo', |
332 | sub { |
333 | my $orig = shift; |
334 | $orig->(@_); |
335 | } |
336 | ); |
337 | |
338 | sub new { |
339 | return bless {}, shift; |
340 | } |
341 | } |
342 | |
343 | { |
344 | my $o = CustomAccessor->new; |
345 | my $str = 'string'; |
346 | |
347 | $o->foo($str); |
348 | |
349 | is( |
350 | $o->{custom_store}, $str, |
351 | 'Custom glob-assignment-created accessor still has method modifier' |
352 | ); |
353 | } |
354 | |
355 | { |
356 | # Since the sub reference below is not a closure, Perl caches it and uses |
357 | # the same reference each time through the loop. See RT #48985 for the |
358 | # bug. |
359 | foreach my $ns ( qw( Foo2 Bar2 Baz2 ) ) { |
360 | my $meta = Class::MOP::Class->create($ns); |
361 | |
362 | my $sub = sub { }; |
363 | |
364 | $meta->add_method( 'foo', $sub ); |
365 | |
366 | my $method = $meta->get_method('foo'); |
367 | ok( $method, 'Got the foo method back' ); |
368 | } |
369 | } |
370 | |
371 | { |
372 | package HasConstants; |
373 | |
374 | use constant FOO => 1; |
375 | use constant BAR => []; |
376 | use constant BAZ => {}; |
377 | use constant UNDEF => undef; |
378 | |
379 | sub quux {1} |
380 | sub thing {1} |
381 | } |
382 | |
383 | my $HC = Class::MOP::Class->initialize('HasConstants'); |
384 | |
385 | is_deeply( |
386 | [ sort $HC->get_method_list ], |
387 | [qw( BAR BAZ FOO UNDEF quux thing )], |
388 | 'get_method_list handles constants properly' |
389 | ); |
390 | |
391 | is_deeply( |
392 | [ sort map { $_->name } $HC->_get_local_methods ], |
393 | [qw( BAR BAZ FOO UNDEF quux thing )], |
394 | '_get_local_methods handles constants properly' |
395 | ); |
396 | |
397 | { |
398 | package DeleteFromMe; |
399 | sub foo { 1 } |
400 | } |
401 | |
402 | { |
403 | my $DFMmeta = Class::MOP::Class->initialize('DeleteFromMe'); |
404 | ok($DFMmeta->get_method('foo')); |
405 | |
406 | delete $DeleteFromMe::{foo}; |
407 | |
408 | ok(!$DFMmeta->get_method('foo')); |
409 | ok(!DeleteFromMe->can('foo')); |
410 | } |
411 | |
16d1744a |
412 | { |
413 | my $baz_meta = Class::MOP::Class->initialize('Baz'); |
414 | $baz_meta->add_method(foo => sub { }); |
415 | my $stash = Package::Stash->new('Baz'); |
416 | $stash->remove_package_symbol('&foo'); |
417 | is_deeply([$baz_meta->get_method_list], [], "method is deleted"); |
418 | ok(!Baz->can('foo'), "Baz can't foo"); |
419 | } |
420 | |
38bf2a25 |
421 | |
422 | done_testing; |