6 require q(./test.pl); plan(tests => 11);
10 This example is taken from: http://rt.cpan.org/Public/Bug/Display.html?id=20879
13 Level 5 8 | A | 9 | B | A | C | (More General)
25 Level 3 4 | G | 6 | E | |
30 Level 2 3 | H | 5 | F | |
38 Level 1 1 | J | 2 | I | |
43 Level 0 0 | K | (More Specialized)
53 package Test::A; use mro 'dfs';
55 package Test::B; use mro 'dfs';
57 package Test::C; use mro 'dfs';
59 package Test::D; use mro 'dfs';
60 use base qw/Test::A Test::B Test::C/;
62 package Test::E; use mro 'dfs';
65 package Test::F; use mro 'dfs';
68 package Test::G; use mro 'dfs';
71 package Test::H; use mro 'dfs';
74 package Test::I; use mro 'dfs';
75 use base qw/Test::H Test::F/;
77 package Test::J; use mro 'dfs';
80 package Test::K; use mro 'dfs';
81 use base qw/Test::J Test::I/;
85 mro::get_linear_isa('Test::A'),
87 ), '... got the right DFS merge order for Test::A');
90 mro::get_linear_isa('Test::B'),
92 ), '... got the right DFS merge order for Test::B');
95 mro::get_linear_isa('Test::C'),
97 ), '... got the right DFS merge order for Test::C');
100 mro::get_linear_isa('Test::D'),
101 [ qw(Test::D Test::A Test::B Test::C) ]
102 ), '... got the right DFS merge order for Test::D');
105 mro::get_linear_isa('Test::E'),
106 [ qw(Test::E Test::D Test::A Test::B Test::C) ]
107 ), '... got the right DFS merge order for Test::E');
110 mro::get_linear_isa('Test::F'),
111 [ qw(Test::F Test::E Test::D Test::A Test::B Test::C) ]
112 ), '... got the right DFS merge order for Test::F');
115 mro::get_linear_isa('Test::G'),
116 [ qw(Test::G Test::D Test::A Test::B Test::C) ]
117 ), '... got the right DFS merge order for Test::G');
120 mro::get_linear_isa('Test::H'),
121 [ qw(Test::H Test::G Test::D Test::A Test::B Test::C) ]
122 ), '... got the right DFS merge order for Test::H');
125 mro::get_linear_isa('Test::I'),
126 [ qw(Test::I Test::H Test::G Test::D Test::A Test::B Test::C Test::F Test::E) ]
127 ), '... got the right DFS merge order for Test::I');
130 mro::get_linear_isa('Test::J'),
131 [ qw(Test::J Test::F Test::E Test::D Test::A Test::B Test::C) ]
132 ), '... got the right DFS merge order for Test::J');
135 mro::get_linear_isa('Test::K'),
136 [ qw(Test::K Test::J Test::F Test::E Test::D Test::A Test::B Test::C Test::I Test::H Test::G) ]
137 ), '... got the right DFS merge order for Test::K');