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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Test::More; |
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7 | use Test::Exception; |
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8 | |
9 | BEGIN { |
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10 | plan tests => 36; |
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11 | } |
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12 | |
13 | BEGIN { |
14 | use_ok('MooseX::AttributeHelpers'); |
15 | } |
16 | |
17 | { |
18 | package Stuff; |
19 | use Moose; |
20 | |
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21 | has '_options' => ( |
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22 | metaclass => 'Collection::List', |
23 | is => 'ro', |
24 | isa => 'ArrayRef[Int]', |
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25 | init_arg => 'options', |
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26 | default => sub { [] }, |
27 | provides => { |
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28 | 'count' => 'num_options', |
29 | 'empty' => 'has_options', |
30 | 'map' => 'map_options', |
31 | 'grep' => 'filter_options', |
32 | 'find' => 'find_option', |
33 | 'elements' => 'options', |
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34 | 'join' => 'join_options', |
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35 | 'get' => 'get_option_at', |
36 | 'first' => 'get_first_option', |
37 | 'last' => 'get_last_option', |
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38 | 'contains' => 'options_contains', |
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39 | }, |
40 | curries => { |
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41 | 'grep' => {less_than_five => [ sub { $_ < 5 } ]}, |
42 | 'map' => {up_by_one => [ sub { $_ + 1 } ]}, |
43 | 'join' => {dashify => [ '-' ]} |
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44 | } |
45 | ); |
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46 | |
47 | has animals => ( |
48 | is => 'rw', |
49 | isa => 'ArrayRef[Str]', |
50 | metaclass => 'Collection::List', |
51 | curries => { |
52 | grep => { |
53 | double_length_of => sub { |
54 | my ($self, $body, $arg) = @_; |
55 | |
56 | $body->($self, sub { length($_) == length($arg) * 2 }); |
57 | } |
58 | } |
59 | } |
60 | ) |
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61 | } |
62 | |
63 | my $stuff = Stuff->new(options => [ 1 .. 10 ]); |
64 | isa_ok($stuff, 'Stuff'); |
65 | |
66 | can_ok($stuff, $_) for qw[ |
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67 | _options |
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68 | num_options |
69 | has_options |
70 | map_options |
71 | filter_options |
72 | find_option |
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73 | options |
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74 | join_options |
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75 | get_option_at |
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76 | options_contains |
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77 | ]; |
78 | |
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79 | is_deeply($stuff->_options, [1 .. 10], '... got options'); |
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80 | |
81 | ok($stuff->has_options, '... we have options'); |
82 | is($stuff->num_options, 10, '... got 2 options'); |
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83 | cmp_ok($stuff->get_option_at(0), '==', 1, '... get option 0'); |
84 | cmp_ok($stuff->get_first_option, '==', 1, '... get first'); |
85 | cmp_ok($stuff->get_last_option, '==', 10, '... get first'); |
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86 | |
87 | is_deeply( |
88 | [ $stuff->filter_options(sub { $_[0] % 2 == 0 }) ], |
89 | [ 2, 4, 6, 8, 10 ], |
90 | '... got the right filtered values' |
91 | ); |
92 | |
93 | is_deeply( |
94 | [ $stuff->map_options(sub { $_[0] * 2 }) ], |
95 | [ 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 ], |
96 | '... got the right mapped values' |
97 | ); |
98 | |
99 | is($stuff->find_option(sub { $_[0] % 2 == 0 }), 2, '.. found the right option'); |
100 | |
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101 | is_deeply([ $stuff->options ], [1 .. 10], '... got the list of options'); |
102 | |
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103 | is($stuff->join_options(':'), '1:2:3:4:5:6:7:8:9:10', '... joined the list of options by :'); |
104 | |
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105 | is($stuff->options_contains(), 0 ,'... does not contain undef'); |
106 | is($stuff->options_contains(5), 1 ,'... contains "5"'); |
107 | is($stuff->options_contains(11), 0 ,'... does not contain "11"'); |
108 | |
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109 | push @{$stuff->_options}, undef; |
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110 | is($stuff->options_contains(undef), 1 ,'... does contain undef'); |
111 | |
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112 | push @{$stuff->_options}, 5; |
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113 | is($stuff->options_contains(5), 2 ,'... contains returns count'); |
114 | |
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115 | splice @{$stuff->_options}, -2; |
116 | is_deeply($stuff->_options, [1 .. 10], '... reset list for regression'); |
117 | |
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118 | # test the currying |
119 | is_deeply([ $stuff->less_than_five() ], [1 .. 4]); |
120 | |
121 | is_deeply([ $stuff->up_by_one() ], [2 .. 11]); |
122 | |
123 | is($stuff->dashify, '1-2-3-4-5-6-7-8-9-10'); |
124 | |
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125 | $stuff->animals([ qw/cat duck horse cattle gorilla elephant flamingo kangaroo/ ]); |
126 | |
127 | # 4 * 2 = 8 |
128 | is_deeply( |
129 | [ sort $stuff->double_length_of('fish') ], |
130 | [ sort qw/elephant flamingo kangaroo/ ], |
131 | 'returns all elements with double length of string "fish"' |
132 | ); |
133 | |
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134 | ## test the meta |
135 | |
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136 | my $options = $stuff->meta->get_attribute('_options'); |
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137 | isa_ok($options, 'MooseX::AttributeHelpers::Collection::List'); |
138 | |
139 | is_deeply($options->provides, { |
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140 | 'map' => 'map_options', |
141 | 'grep' => 'filter_options', |
142 | 'find' => 'find_option', |
143 | 'count' => 'num_options', |
144 | 'empty' => 'has_options', |
145 | 'elements' => 'options', |
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146 | 'join' => 'join_options', |
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147 | 'get' => 'get_option_at', |
148 | 'first' => 'get_first_option', |
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149 | 'last' => 'get_last_option', |
150 | 'contains' => 'options_contains', |
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151 | }, '... got the right provies mapping'); |
152 | |
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153 | is($options->type_constraint->type_parameter, 'Int', '... got the right container type'); |