Commit | Line | Data |
0882828e |
1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
1a7ebbb3 |
6 | use Test::More tests => 6; |
0882828e |
7 | |
8 | BEGIN { |
9 | use_ok('Class::MOP'); |
10 | use_ok('Class::MOP::Class'); |
11 | } |
12 | |
13 | =pod |
14 | |
15 | A |
16 | / \ |
17 | B C |
18 | \ / |
19 | D |
20 | |
21 | =cut |
22 | |
23 | { |
24 | package My::A; |
25 | package My::B; |
26 | our @ISA = ('My::A'); |
27 | package My::C; |
28 | our @ISA = ('My::A'); |
29 | package My::D; |
30 | our @ISA = ('My::B', 'My::C'); |
31 | } |
32 | |
33 | is_deeply( |
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34 | [ Class::MOP::Class->initialize('My::D')->class_precedence_list ], |
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35 | [ 'My::D', 'My::B', 'My::A', 'My::C', 'My::A' ], |
36 | '... My::D->meta->class_precedence_list == (D B A C A)'); |
37 | |
38 | =pod |
39 | |
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40 | A <-+ |
41 | | | |
42 | B | |
43 | | | |
44 | C --+ |
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45 | |
46 | =cut |
47 | |
48 | { |
49 | package My::2::A; |
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50 | our @ISA = ('My::2::C'); |
51 | |
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52 | package My::2::B; |
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53 | our @ISA = ('My::2::A'); |
54 | |
55 | package My::2::C; |
56 | our @ISA = ('My::2::B'); |
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57 | } |
58 | |
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59 | eval { Class::MOP::Class->initialize('My::2::B')->class_precedence_list }; |
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60 | ok($@, '... recursive inheritance breaks correctly :)'); |
61 | |
62 | =pod |
63 | |
64 | +--------+ |
65 | | A | |
66 | | / \ | |
67 | +->B C-+ |
68 | \ / |
69 | D |
70 | |
71 | =cut |
72 | |
73 | { |
74 | package My::3::A; |
75 | package My::3::B; |
76 | our @ISA = ('My::3::A'); |
77 | package My::3::C; |
78 | our @ISA = ('My::3::A', 'My::3::B'); |
79 | package My::3::D; |
80 | our @ISA = ('My::3::B', 'My::3::C'); |
81 | } |
82 | |
83 | is_deeply( |
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84 | [ Class::MOP::Class->initialize('My::3::D')->class_precedence_list ], |
0882828e |
85 | [ 'My::3::D', 'My::3::B', 'My::3::A', 'My::3::C', 'My::3::A', 'My::3::B', 'My::3::A' ], |
86 | '... My::3::D->meta->class_precedence_list == (D B A C A B A)'); |
fe122940 |
87 | |
88 | =pod |
89 | |
90 | Test all the class_precedence_lists |
91 | using Perl's own dispatcher to check |
92 | against. |
93 | |
94 | =cut |
95 | |
96 | my @CLASS_PRECEDENCE_LIST; |
97 | |
98 | { |
99 | package Foo; |
100 | |
101 | sub CPL { push @CLASS_PRECEDENCE_LIST => 'Foo' } |
102 | |
103 | package Bar; |
104 | our @ISA = ('Foo'); |
105 | |
106 | sub CPL { |
107 | push @CLASS_PRECEDENCE_LIST => 'Bar'; |
108 | $_[0]->SUPER::CPL(); |
109 | } |
110 | |
111 | package Baz; |
112 | our @ISA = ('Bar'); |
113 | |
114 | sub CPL { |
115 | push @CLASS_PRECEDENCE_LIST => 'Baz'; |
116 | $_[0]->SUPER::CPL(); |
117 | } |
118 | |
119 | package Foo::Bar; |
120 | our @ISA = ('Baz'); |
121 | |
122 | sub CPL { |
123 | push @CLASS_PRECEDENCE_LIST => 'Foo::Bar'; |
124 | $_[0]->SUPER::CPL(); |
125 | } |
126 | |
127 | package Foo::Bar::Baz; |
128 | our @ISA = ('Foo::Bar'); |
129 | |
130 | sub CPL { |
131 | push @CLASS_PRECEDENCE_LIST => 'Foo::Bar::Baz'; |
132 | $_[0]->SUPER::CPL(); |
133 | } |
134 | |
135 | } |
136 | |
137 | Foo::Bar::Baz->CPL(); |
138 | |
139 | is_deeply( |
140 | [ Class::MOP::Class->initialize('Foo::Bar::Baz')->class_precedence_list ], |
141 | [ @CLASS_PRECEDENCE_LIST ], |
142 | '... Foo::Bar::Baz->meta->class_precedence_list == @CLASS_PRECEDENCE_LIST'); |
143 | |