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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Test::More tests => 19; |
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7 | use Test::Exception; |
8 | |
9 | BEGIN { |
10 | use_ok('MooseX::AttributeHelpers'); |
11 | } |
12 | |
13 | { |
14 | package Stuff; |
15 | use Moose; |
16 | use MooseX::AttributeHelpers; |
17 | |
18 | has 'word_histogram' => ( |
19 | metaclass => 'Collection::Bag', |
20 | is => 'ro', |
21 | provides => { |
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22 | 'add' => 'add_word', |
23 | 'get' => 'get_count_for', |
24 | 'has_items' => 'has_any_words', |
25 | 'is_empty' => 'has_no_words', |
26 | 'count' => 'num_words', |
27 | 'delete' => 'delete_word', |
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28 | } |
29 | ); |
30 | } |
31 | |
32 | my $stuff = Stuff->new(); |
33 | isa_ok($stuff, 'Stuff'); |
34 | |
35 | can_ok($stuff, $_) for qw[ |
36 | add_word |
37 | get_count_for |
38 | has_any_words |
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39 | has_no_words |
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40 | num_words |
41 | delete_word |
42 | ]; |
43 | |
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44 | ok($stuff->has_no_words, '... we have no words'); |
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45 | is($stuff->num_words, 0, '... we have no words'); |
46 | |
47 | lives_ok { |
48 | $stuff->add_word('bar'); |
49 | } '... set the words okay'; |
50 | |
51 | ok($stuff->has_any_words, '... we have words'); |
52 | is($stuff->num_words, 1, '... we have 1 word(s)'); |
53 | is($stuff->get_count_for('bar'), 1, '... got words now'); |
54 | |
55 | lives_ok { |
56 | $stuff->add_word('foo'); |
57 | $stuff->add_word('bar') for 0 .. 3; |
58 | $stuff->add_word('baz') for 0 .. 10; |
59 | } '... set the words okay'; |
60 | |
61 | is($stuff->num_words, 3, '... we still have 1 word(s)'); |
62 | is($stuff->get_count_for('foo'), 1, '... got words now'); |
63 | is($stuff->get_count_for('bar'), 5, '... got words now'); |
64 | is($stuff->get_count_for('baz'), 11, '... got words now'); |
65 | |
66 | |
67 | |