Commit | Line | Data |
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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use FindBin; |
7 | use File::Spec::Functions; |
8 | |
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9 | use Test::More tests => 14; |
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10 | use Test::Exception; |
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11 | use Scalar::Util; |
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12 | |
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13 | use Class::MOP; |
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14 | |
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15 | use lib catdir($FindBin::Bin, 'lib'); |
16 | |
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17 | { |
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18 | package Foo; |
19 | |
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20 | use strict; |
21 | use warnings; |
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22 | use metaclass; |
23 | |
24 | __PACKAGE__->meta->make_immutable; |
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25 | |
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26 | package Bar; |
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27 | |
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28 | use strict; |
29 | use warnings; |
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30 | use metaclass; |
31 | |
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32 | __PACKAGE__->meta->make_immutable; |
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33 | |
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34 | package Baz; |
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35 | |
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36 | use strict; |
37 | use warnings; |
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38 | use metaclass 'MyMetaClass'; |
39 | |
40 | sub mymetaclass_attributes{ |
41 | shift->meta->mymetaclass_attributes; |
42 | } |
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43 | |
44 | ::lives_ok { |
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45 | Baz->meta->superclasses('Bar'); |
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46 | } '... we survive the metaclass incompatibility test'; |
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47 | } |
48 | |
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49 | { |
50 | my $meta = Baz->meta; |
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51 | ok($meta->is_mutable, '... Baz is mutable'); |
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52 | is(Scalar::Util::blessed(Foo->meta), Scalar::Util::blessed(Bar->meta), 'Foo and Bar immutable metaclasses match'); |
53 | is(Scalar::Util::blessed($meta), 'MyMetaClass', 'Baz->meta blessed as MyMetaClass'); |
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54 | ok(Baz->can('mymetaclass_attributes'), '... Baz can do method before immutable'); |
55 | ok($meta->can('mymetaclass_attributes'), '... meta can do method before immutable'); |
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56 | lives_ok { $meta->make_immutable } "Baz is now immutable"; |
57 | ok($meta->is_immutable, '... Baz is immutable'); |
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58 | isa_ok($meta, 'MyMetaClass', 'Baz->meta'); |
59 | ok(Baz->can('mymetaclass_attributes'), '... Baz can do method after imutable'); |
60 | ok($meta->can('mymetaclass_attributes'), '... meta can do method after immutable'); |
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61 | isnt(Scalar::Util::blessed(Baz->meta), Scalar::Util::blessed(Bar->meta), 'Baz and Bar immutable metaclasses are different'); |
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62 | lives_ok { $meta->make_mutable } "Baz is now mutable"; |
63 | ok($meta->is_mutable, '... Baz is mutable again'); |
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64 | } |