5 use Test::More tests => 14;
12 package AAA; our @ISA = qw//; use mro 'dfs';
13 package BBB; our @ISA = qw/AAA/; use mro 'dfs';
14 package CCC; our @ISA = qw/AAA/; use mro 'dfs';
15 package DDD; our @ISA = qw/AAA/; use mro 'dfs';
16 package EEE; our @ISA = qw/BBB CCC DDD/; use mro 'dfs';
17 package FFF; our @ISA = qw/EEE DDD/; use mro 'dfs';
18 package GGG; our @ISA = qw/FFF/; use mro 'dfs';
20 package AAA3; our @ISA = qw//;
21 sub testsub { return $_[0] . '_first_in_dfs' }
22 package BBB3; our @ISA = qw/AAA3/;
23 package CCC3; our @ISA = qw/AAA3/;
24 sub testsub { return $_[0] . '_first_in_c3' }
25 package DDD3; our @ISA = qw/AAA3/;
26 package EEE3; our @ISA = qw/BBB3 CCC3 DDD3/;
27 package FFF3; our @ISA = qw/EEE3 DDD3/; use mro 'c3';
28 package GGG3; our @ISA = qw/FFF3/; use mro 'c3';
31 is(mro::get_mro('FFF3'), 'c3');
34 mro::get_linear_isa('GGG'),
35 [ 'GGG', 'FFF', 'EEE', 'BBB', 'AAA', 'CCC', 'DDD' ],
36 "get_linear_isa for GGG",
40 mro::get_linear_isa('GGG3'),
41 [ 'GGG3', 'FFF3', 'EEE3', 'BBB3', 'CCC3', 'DDD3', 'AAA3' ],
42 "get_linear_isa for GGG3",
46 skip "Does not work like this on 5.9.5+", 1 if $] > 5.009_004;
47 is(FFF3->testsub(), 'FFF3_first_in_dfs', 'dfs resolution pre-init');
50 Class::C3::initialize();
52 is(FFF3->testsub(), 'FFF3_first_in_c3', 'c3 resolution post-init');
54 mro::set_mro('FFF3', 'dfs');
55 is(mro::get_mro('FFF3'), 'dfs');
57 mro::get_linear_isa('FFF3'),
58 [ 'FFF3', 'EEE3', 'BBB3', 'AAA3', 'CCC3', 'DDD3' ],
59 "get_linear_isa for FFF3 (dfs)",
62 is(FFF3->testsub(), 'FFF3_first_in_dfs', 'dfs resolution post- set_mro dfs');
65 mro::get_linear_isa('GGG3'),
66 [ 'GGG3', 'FFF3', 'EEE3', 'BBB3', 'CCC3', 'DDD3', 'AAA3' ],
67 "get_linear_isa for GGG3 (still c3)",
70 mro::set_mro('FFF3', 'c3');
71 is(mro::get_mro('FFF3'), 'c3');
73 mro::get_linear_isa('FFF3'),
74 [ 'FFF3', 'EEE3', 'BBB3', 'CCC3', 'DDD3', 'AAA3' ],
75 "get_linear_isa for FFF3 (reset to c3 via set_mro)",
78 eval "package FFF3; use mro 'dfs'";
79 is(mro::get_mro('FFF3'), 'dfs');
81 mro::get_linear_isa('FFF3'),
82 [ 'FFF3', 'EEE3', 'BBB3', 'AAA3', 'CCC3', 'DDD3' ],
83 "get_linear_isa for FFF3 (reset to dfs via 'use mro')",