Commit | Line | Data |
5d5c86d9 |
1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
6 | use Test::More tests => 6; |
7 | |
8 | BEGIN { |
9 | use lib 'opt', '../opt', '..'; |
10 | use_ok('c3'); |
11 | # uncomment this line, and re-run the |
12 | # test to see the normal p5 dispatch order |
13 | #$Class::C3::TURN_OFF_C3 = 1; |
14 | } |
15 | |
16 | =pod |
17 | |
18 | This tests the classic diamond inheritence pattern. |
19 | |
20 | <A> |
21 | / \ |
22 | <B> <C> |
23 | \ / |
24 | <D> |
25 | |
26 | =cut |
27 | |
28 | { |
29 | package Diamond_A; |
30 | use c3; |
31 | sub hello { 'Diamond_A::hello' } |
32 | sub foo { 'Diamond_A::foo' } |
33 | } |
34 | { |
35 | package Diamond_B; |
36 | use base 'Diamond_A'; |
37 | use c3; |
38 | sub foo { 'Diamond_B::foo => ' . (shift)->next::method() } |
39 | } |
40 | { |
41 | package Diamond_C; |
42 | use c3; |
43 | use base 'Diamond_A'; |
44 | |
45 | sub hello { 'Diamond_C::hello => ' . (shift)->next::method() } |
46 | sub foo { 'Diamond_C::foo => ' . (shift)->next::method() } |
47 | } |
48 | { |
49 | package Diamond_D; |
50 | use base ('Diamond_B', 'Diamond_C'); |
51 | use c3; |
52 | |
53 | sub foo { 'Diamond_D::foo => ' . (shift)->next::method() } |
54 | } |
55 | |
2ffffc6d |
56 | Class::C3::initialize(); |
57 | |
5d5c86d9 |
58 | is_deeply( |
59 | [ Class::C3::calculateMRO('Diamond_D') ], |
60 | [ qw(Diamond_D Diamond_B Diamond_C Diamond_A) ], |
61 | '... got the right MRO for Diamond_D'); |
62 | |
63 | is(Diamond_D->hello, 'Diamond_C::hello => Diamond_A::hello', '... method resolved itself as expected'); |
64 | |
65 | is(Diamond_D->can('hello')->('Diamond_D'), |
66 | 'Diamond_C::hello => Diamond_A::hello', |
67 | '... can(method) resolved itself as expected'); |
68 | |
69 | is(UNIVERSAL::can("Diamond_D", 'hello')->('Diamond_D'), |
70 | 'Diamond_C::hello => Diamond_A::hello', |
71 | '... can(method) resolved itself as expected'); |
72 | |
73 | is(Diamond_D->foo, |
74 | 'Diamond_D::foo => Diamond_B::foo => Diamond_C::foo => Diamond_A::foo', |
75 | '... method foo resolved itself as expected'); |