Commit | Line | Data |
67199842 |
1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
6 | use Test::More tests => 39; |
7 | use Test::Exception; |
8 | |
9 | |
10 | |
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11 | { |
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12 | # test no conflicts here |
13 | package Role::A; |
14 | use Mouse::Role; |
15 | |
16 | sub bar { 'Role::A::bar' } |
17 | |
18 | package Role::B; |
19 | use Mouse::Role; |
20 | |
21 | sub xxy { 'Role::B::xxy' } |
22 | |
23 | package Role::C; |
24 | use Mouse::Role; |
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25 | |
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26 | ::lives_ok { |
27 | with qw(Role::A Role::B); # no conflict here |
28 | } "define role C"; |
29 | |
30 | sub foo { 'Role::C::foo' } |
31 | sub zot { 'Role::C::zot' } |
32 | |
33 | package Class::A; |
34 | use Mouse; |
35 | |
36 | ::lives_ok { |
37 | with qw(Role::C); |
38 | } "define class A"; |
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39 | |
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40 | sub zot { 'Class::A::zot' } |
41 | } |
42 | |
43 | can_ok( Class::A->new, qw(foo bar xxy zot) ); |
44 | |
45 | is( Class::A->new->foo, "Role::C::foo", "... got the right foo method" ); |
46 | is( Class::A->new->zot, "Class::A::zot", "... got the right zot method" ); |
47 | is( Class::A->new->bar, "Role::A::bar", "... got the right bar method" ); |
48 | is( Class::A->new->xxy, "Role::B::xxy", "... got the right xxy method" ); |
49 | |
50 | { |
51 | # check that when a role is added to another role |
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52 | # and they conflict and the method they conflict |
53 | # with is then required. |
54 | |
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55 | package Role::A::Conflict; |
56 | use Mouse::Role; |
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57 | |
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58 | with 'Role::A'; |
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59 | |
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60 | sub bar { 'Role::A::Conflict::bar' } |
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61 | |
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62 | package Class::A::Conflict; |
63 | use Mouse; |
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64 | |
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65 | ::throws_ok { |
66 | with 'Role::A::Conflict'; |
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67 | } qr/Due to a method name conflict in roles 'Role::A' and 'Role::A::Conflict', the method 'bar' must be implemented or excluded by 'Class::A::Conflict'/, '... did not fufill the requirement of &bar method'; |
68 | |
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69 | package Class::A::Resolved; |
70 | use Mouse; |
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71 | |
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72 | ::lives_ok { |
73 | with 'Role::A::Conflict'; |
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74 | } '... did fufill the requirement of &bar method'; |
75 | |
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76 | sub bar { 'Class::A::Resolved::bar' } |
77 | } |
78 | |
79 | ok(Role::A::Conflict->meta->requires_method('bar'), '... Role::A::Conflict created the bar requirement'); |
80 | |
81 | can_ok( Class::A::Resolved->new, qw(bar) ); |
82 | |
83 | is( Class::A::Resolved->new->bar, 'Class::A::Resolved::bar', "... got the right bar method" ); |
84 | |
85 | { |
86 | # check that when two roles are composed, they conflict |
87 | # but the composing role can resolve that conflict |
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88 | |
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89 | package Role::D; |
90 | use Mouse::Role; |
91 | |
92 | sub foo { 'Role::D::foo' } |
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93 | sub bar { 'Role::D::bar' } |
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94 | |
95 | package Role::E; |
96 | use Mouse::Role; |
97 | |
98 | sub foo { 'Role::E::foo' } |
99 | sub xxy { 'Role::E::xxy' } |
100 | |
101 | package Role::F; |
102 | use Mouse::Role; |
103 | |
104 | ::lives_ok { |
105 | with qw(Role::D Role::E); # conflict between 'foo's here |
106 | } "define role Role::F"; |
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107 | |
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108 | sub foo { 'Role::F::foo' } |
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109 | sub zot { 'Role::F::zot' } |
110 | |
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111 | package Class::B; |
112 | use Mouse; |
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113 | |
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114 | ::lives_ok { |
115 | with qw(Role::F); |
116 | } "define class Class::B"; |
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117 | |
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118 | sub zot { 'Class::B::zot' } |
119 | } |
120 | |
121 | can_ok( Class::B->new, qw(foo bar xxy zot) ); |
122 | |
123 | is( Class::B->new->foo, "Role::F::foo", "... got the &foo method okay" ); |
124 | is( Class::B->new->zot, "Class::B::zot", "... got the &zot method okay" ); |
125 | is( Class::B->new->bar, "Role::D::bar", "... got the &bar method okay" ); |
126 | is( Class::B->new->xxy, "Role::E::xxy", "... got the &xxy method okay" ); |
127 | |
128 | ok(!Role::F->meta->requires_method('foo'), '... Role::F fufilled the &foo requirement'); |
129 | |
130 | { |
131 | # check that a conflict can be resolved |
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132 | # by a role, but also new ones can be |
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133 | # created just as easily ... |
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134 | |
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135 | package Role::D::And::E::Conflict; |
136 | use Mouse::Role; |
137 | |
138 | ::lives_ok { |
139 | with qw(Role::D Role::E); # conflict between 'foo's here |
140 | } "... define role Role::D::And::E::Conflict"; |
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141 | |
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142 | sub foo { 'Role::D::And::E::Conflict::foo' } # this overrides ... |
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143 | |
144 | # but these conflict |
145 | sub xxy { 'Role::D::And::E::Conflict::xxy' } |
146 | sub bar { 'Role::D::And::E::Conflict::bar' } |
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147 | |
148 | } |
149 | |
150 | ok(!Role::D::And::E::Conflict->meta->requires_method('foo'), '... Role::D::And::E::Conflict fufilled the &foo requirement'); |
151 | ok(Role::D::And::E::Conflict->meta->requires_method('xxy'), '... Role::D::And::E::Conflict adds the &xxy requirement'); |
152 | ok(Role::D::And::E::Conflict->meta->requires_method('bar'), '... Role::D::And::E::Conflict adds the &bar requirement'); |
153 | |
154 | { |
155 | # conflict propagation |
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156 | |
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157 | package Role::H; |
158 | use Mouse::Role; |
159 | |
160 | sub foo { 'Role::H::foo' } |
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161 | sub bar { 'Role::H::bar' } |
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162 | |
163 | package Role::J; |
164 | use Mouse::Role; |
165 | |
166 | sub foo { 'Role::J::foo' } |
167 | sub xxy { 'Role::J::xxy' } |
168 | |
169 | package Role::I; |
170 | use Mouse::Role; |
171 | |
172 | ::lives_ok { |
173 | with qw(Role::J Role::H); # conflict between 'foo's here |
174 | } "define role Role::I"; |
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175 | |
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176 | sub zot { 'Role::I::zot' } |
177 | sub zzy { 'Role::I::zzy' } |
178 | |
179 | package Class::C; |
180 | use Mouse; |
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181 | |
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182 | ::throws_ok { |
183 | with qw(Role::I); |
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184 | } qr/Due to a method name conflict in roles 'Role::H' and 'Role::J', the method 'foo' must be implemented or excluded by 'Class::C'/, "defining class Class::C fails"; |
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185 | |
186 | sub zot { 'Class::C::zot' } |
187 | |
188 | package Class::E; |
189 | use Mouse; |
190 | |
191 | ::lives_ok { |
192 | with qw(Role::I); |
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193 | } "resolved with method"; |
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194 | |
195 | sub foo { 'Class::E::foo' } |
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196 | sub zot { 'Class::E::zot' } |
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197 | } |
198 | |
199 | can_ok( Class::E->new, qw(foo bar xxy zot) ); |
200 | |
201 | is( Class::E->new->foo, "Class::E::foo", "... got the right &foo method" ); |
202 | is( Class::E->new->zot, "Class::E::zot", "... got the right &zot method" ); |
203 | is( Class::E->new->bar, "Role::H::bar", "... got the right &bar method" ); |
204 | is( Class::E->new->xxy, "Role::J::xxy", "... got the right &xxy method" ); |
205 | |
206 | ok(Role::I->meta->requires_method('foo'), '... Role::I still have the &foo requirement'); |
207 | |
208 | { |
209 | lives_ok { |
210 | package Class::D; |
211 | use Mouse; |
212 | |
213 | has foo => ( default => __PACKAGE__ . "::foo", is => "rw" ); |
214 | |
215 | sub zot { 'Class::D::zot' } |
216 | |
217 | with qw(Role::I); |
218 | |
219 | } "resolved with attr"; |
220 | |
221 | can_ok( Class::D->new, qw(foo bar xxy zot) ); |
222 | is( eval { Class::D->new->bar }, "Role::H::bar", "bar" ); |
223 | is( eval { Class::D->new->zzy }, "Role::I::zzy", "zzy" ); |
224 | |
225 | is( eval { Class::D->new->foo }, "Class::D::foo", "foo" ); |
226 | is( eval { Class::D->new->zot }, "Class::D::zot", "zot" ); |
227 | |
228 | } |
229 | |