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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Moose (); |
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7 | use Moose::Util::TypeConstraints; |
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8 | use Test::Exception; |
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9 | use Test::More; |
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10 | use Test::Moose; |
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11 | |
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12 | { |
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13 | my %handles = ( |
14 | inc_counter => 'inc', |
15 | inc_counter_2 => [ inc => 2 ], |
16 | dec_counter => 'dec', |
17 | dec_counter_2 => [ dec => 2 ], |
18 | reset_counter => 'reset', |
19 | set_counter => 'set', |
20 | set_counter_42 => [ set => 42 ], |
21 | ); |
22 | |
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23 | my $name = 'Foo1'; |
24 | |
25 | sub build_class { |
26 | my %attr = @_; |
27 | |
28 | my $class = Moose::Meta::Class->create( |
29 | $name++, |
30 | superclasses => ['Moose::Object'], |
31 | ); |
32 | |
33 | $class->add_attribute( |
34 | counter => ( |
35 | traits => ['Counter'], |
36 | is => 'ro', |
37 | isa => 'Int', |
38 | default => 0, |
39 | handles => \%handles, |
40 | clearer => '_clear_counter', |
41 | %attr, |
42 | ), |
43 | ); |
44 | |
45 | return ( $class->name, \%handles ); |
46 | } |
47 | } |
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48 | |
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49 | { |
50 | run_tests(build_class); |
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51 | run_tests( build_class( lazy => 1 ) ); |
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52 | run_tests( build_class( trigger => sub { } ) ); |
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53 | |
54 | # Will force the inlining code to check the entire hashref when it is modified. |
55 | subtype 'MyInt', as 'Int', where { 1 }; |
56 | |
57 | run_tests( build_class( isa => 'MyInt' ) ); |
58 | |
59 | coerce 'MyInt', from 'Int', via { $_ }; |
60 | |
61 | run_tests( build_class( isa => 'MyInt', coerce => 1 ) ); |
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62 | } |
63 | |
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64 | sub run_tests { |
65 | my ( $class, $handles ) = @_; |
66 | |
67 | can_ok( $class, $_ ) for sort keys %{$handles}; |
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68 | |
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69 | with_immutable { |
70 | my $obj = $class->new(); |
71 | |
72 | is( $obj->counter, 0, '... got the default value' ); |
73 | |
74 | $obj->inc_counter; |
75 | is( $obj->counter, 1, '... got the incremented value' ); |
76 | |
77 | $obj->inc_counter; |
78 | is( $obj->counter, 2, '... got the incremented value (again)' ); |
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79 | |
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80 | throws_ok { $obj->inc_counter( 1, 2 ) } |
81 | qr/Cannot call inc with more than 1 argument/, |
82 | 'inc throws an error when two arguments are passed'; |
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83 | |
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84 | $obj->dec_counter; |
85 | is( $obj->counter, 1, '... got the decremented value' ); |
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86 | |
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87 | throws_ok { $obj->dec_counter( 1, 2 ) } |
88 | qr/Cannot call dec with more than 1 argument/, |
89 | 'dec throws an error when two arguments are passed'; |
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90 | |
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91 | $obj->reset_counter; |
92 | is( $obj->counter, 0, '... got the original value' ); |
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93 | |
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94 | throws_ok { $obj->reset_counter(2) } |
95 | qr/Cannot call reset with any arguments/, |
96 | 'reset throws an error when an argument is passed'; |
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97 | |
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98 | $obj->set_counter(5); |
99 | is( $obj->counter, 5, '... set the value' ); |
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100 | |
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101 | throws_ok { $obj->set_counter( 1, 2 ) } |
102 | qr/Cannot call set with more than 1 argument/, |
103 | 'set throws an error when two arguments are passed'; |
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104 | |
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105 | $obj->inc_counter(2); |
106 | is( $obj->counter, 7, '... increment by arg' ); |
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107 | |
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108 | $obj->dec_counter(5); |
109 | is( $obj->counter, 2, '... decrement by arg' ); |
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110 | |
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111 | $obj->inc_counter_2; |
112 | is( $obj->counter, 4, '... curried increment' ); |
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113 | |
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114 | $obj->dec_counter_2; |
115 | is( $obj->counter, 2, '... curried deccrement' ); |
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116 | |
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117 | $obj->set_counter_42; |
118 | is( $obj->counter, 42, '... curried set' ); |
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119 | |
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120 | if ( $class->meta->get_attribute('counter')->is_lazy ) { |
121 | my $obj = $class->new; |
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122 | |
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123 | $obj->inc_counter; |
124 | is( $obj->counter, 1, 'inc increments - with lazy default' ); |
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125 | |
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126 | $obj->_clear_counter; |
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127 | |
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128 | $obj->dec_counter; |
129 | is( $obj->counter, -1, 'dec decrements - with lazy default' ); |
130 | } |
131 | } |
132 | $class; |
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133 | } |
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134 | |
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135 | done_testing; |